Severe Center
SE Texas and SW Louisiana Warnings, Watches, And Advisories Winter Weather Advisory
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WWA Legend
There are no watches, warnings, or advisories at this time for LCH.
Additional Locations
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 5:47 AM PDT – Wednesday, Apr 22 2026 8:00 PM PDT
Issued by NWS Pendleton OR
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING ABOVE 4500 FEET
What:
Wet snow expected. Total snow accumulations of 4 to 8
inches above 4500 feet with locally higher amounts above 5000
feet. Winds gusting as high as 50 mph.
Wet snow expected. Total snow accumulations of 4 to 8
inches above 4500 feet with locally higher amounts above 5000
feet. Winds gusting as high as 50 mph.
Where:
Southern Blue Mountains of Oregon.
Southern Blue Mountains of Oregon.
When:
Until 8 PM PDT this evening.
Until 8 PM PDT this evening.
Impacts:
Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions. Gusty winds
could bring down tree branches.
Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions. Gusty winds
could bring down tree branches.
Additional Details:
Lower snow accumulations are forecast between
4000 and 4500 feet.
Lower snow accumulations are forecast between
4000 and 4500 feet.
Instructions:
Slow down and use caution while traveling. The latest road
conditions can be obtained by visiting tripcheck.com online, or by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions can be obtained by visiting tripcheck.com online, or by
calling 5 1 1.
Areas Impacted:
Southern Blue Mountains of Oregon
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 5:47 AM PDT – Wednesday, Apr 22 2026 8:00 PM PDT
Issued by NWS Pendleton OR
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING ABOVE 4500 FEET
What:
Wet snow expected. Total snow accumulations of 7 to 12
inches above 4500 feet with locally higher amounts above 5000
feet. Winds gusting as high as 50 mph.
Wet snow expected. Total snow accumulations of 7 to 12
inches above 4500 feet with locally higher amounts above 5000
feet. Winds gusting as high as 50 mph.
Where:
In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
When:
Until 8 PM PDT this evening.
Until 8 PM PDT this evening.
Impacts:
Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions. Gusty winds could bring down tree branches.
Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions. Gusty winds could bring down tree branches.
Additional Details:
Lower snow accumulations are forecast between
4000 and 4500 feet.
Lower snow accumulations are forecast between
4000 and 4500 feet.
Instructions:
Slow down and use caution while traveling. In Oregon, the latest
road conditions can be obtained by visiting tripcheck.com online, or
by calling 5 1 1. In Washington, the latest road conditions can be
obtained by visiting the website wsdot.wa.gov/travel.
Slow down and use caution while traveling. In Oregon, the latest
road conditions can be obtained by visiting tripcheck.com online, or
by calling 5 1 1. In Washington, the latest road conditions can be
obtained by visiting the website wsdot.wa.gov/travel.
Areas Impacted:
Northern Blue Mountains of Oregon
Northwest Blue Mountains
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 4:43 AM AKDT – Wednesday, Apr 22 2026 10:00 AM AKDT
Issued by NWS Anchorage AK
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM AKDT THIS MORNING
What:
Snow and freezing rain. Additional snow accumulations up to
one inch and ice accumulations around a light glaze.
Snow and freezing rain. Additional snow accumulations up to
one inch and ice accumulations around a light glaze.
Where:
Nunivak Island and the Kuskokwim Delta.
Nunivak Island and the Kuskokwim Delta.
When:
Until 10 AM AKDT this morning.
Until 10 AM AKDT this morning.
Impacts:
Travel could be very difficult.
Travel could be very difficult.
Additional Details:
Freezing rain is currently being observed in
parts of Kuskokwim Delta, and will likely continue for several
more hours. As temperatures are around freezing, blowing snow is
no longer a threat.
Freezing rain is currently being observed in
parts of Kuskokwim Delta, and will likely continue for several
more hours. As temperatures are around freezing, blowing snow is
no longer a threat.
Instructions:
Slow down and use caution while traveling.
Slow down and use caution while traveling.
Areas Impacted:
Kuskokwim Delta Coast and Nunivak Island
Interior Kuskokwim Delta
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 4:43 AM AKDT – Wednesday, Apr 22 2026 10:00 AM AKDT
Issued by NWS Anchorage AK
WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM AKDT THIS MORNING
What:
Snow and freezing rain. Additional snow accumulations up to
one inch and ice accumulations around a light glaze.
Snow and freezing rain. Additional snow accumulations up to
one inch and ice accumulations around a light glaze.
Where:
Lower Kuskokwim Valley (from Kalskag east to Stony River),
and Lime Village.
Lower Kuskokwim Valley (from Kalskag east to Stony River),
and Lime Village.
When:
Until 10 AM AKDT this morning.
Until 10 AM AKDT this morning.
Impacts:
Travel could be very difficult.
Travel could be very difficult.
Additional Details:
Freezing rain is currently being observed
across Lower Kuskokwim Valley, and will likely continue through
the morning until temperatures rise above freezing.
Freezing rain is currently being observed
across Lower Kuskokwim Valley, and will likely continue through
the morning until temperatures rise above freezing.
Instructions:
Slow down and use caution while traveling.
Slow down and use caution while traveling.
Areas Impacted:
Kuskokwim Valley West
Kuskokwim Valley East
Lime Village
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 12:00 PM MDT – Thursday, Apr 23 2026 11:00 PM MDT
Issued by NWS Riverton WY
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 11 PM MDT THURSDAY
What:
Snow expected. Total snow accumulations between 5 and 12
inches, with the accumulations up to 18 inches across the
Pitchstone Plateau in southwest Yellowstone. Winds gusting between
30 and 45 mph.
Snow expected. Total snow accumulations between 5 and 12
inches, with the accumulations up to 18 inches across the
Pitchstone Plateau in southwest Yellowstone. Winds gusting between
30 and 45 mph.
Where:
Yellowstone National Park.
Yellowstone National Park.
When:
From noon today to 11 PM MDT Thursday.
From noon today to 11 PM MDT Thursday.
Impacts:
Travel could be very difficult.
Travel could be very difficult.
Additional Details:
Total snow accumulation of 1 to 3 inches at
Mammoth and 6 to 9 inches around Old Faithful and Canyon.
Total snow accumulation of 1 to 3 inches at
Mammoth and 6 to 9 inches around Old Faithful and Canyon.
Instructions:
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Areas Impacted:
Yellowstone National Park
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 12:00 PM MDT – Thursday, Apr 23 2026 11:00 PM MDT
Issued by NWS Riverton WY
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 11 PM MDT THURSDAY
What:
Snow expected. Total snow accumulations between 6 and 12
inches for elevations above 7,500 feet. Total accumulations around
20 inches are possible for the highest elevations of the Teton
Mountains. Winds gusting between 30 and 40 mph, with gusts around
50 mph across the highest elevations.
Snow expected. Total snow accumulations between 6 and 12
inches for elevations above 7,500 feet. Total accumulations around
20 inches are possible for the highest elevations of the Teton
Mountains. Winds gusting between 30 and 40 mph, with gusts around
50 mph across the highest elevations.
Where:
Teton and Gros Ventre Mountains.
Teton and Gros Ventre Mountains.
When:
From noon today to 11 PM MDT Thursday.
From noon today to 11 PM MDT Thursday.
Impacts:
Travel could be very difficult, including over Teton
Pass and Togwotee Pass.
Travel could be very difficult, including over Teton
Pass and Togwotee Pass.
Additional Details:
Total snow accumulations of 1 to 3 inches are
possible for elevations below 7,500 feet.
Total snow accumulations of 1 to 3 inches are
possible for elevations below 7,500 feet.
Instructions:
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Areas Impacted:
Teton and Gros Ventre Mountains
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 12:00 PM MDT – Thursday, Apr 23 2026 11:00 PM MDT
Issued by NWS Riverton WY
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 11 PM MDT THURSDAY
What:
Snow expected. Total snow accumulations of 5 to 10 inches,
with the highest peaks seeing accumulations around 15 inches.
Winds gusting between 35 and 50 mph.
Snow expected. Total snow accumulations of 5 to 10 inches,
with the highest peaks seeing accumulations around 15 inches.
Winds gusting between 35 and 50 mph.
Where:
Salt River and Wyoming Ranges.
Salt River and Wyoming Ranges.
When:
From noon today to 11 PM MDT Thursday.
From noon today to 11 PM MDT Thursday.
Impacts:
Travel could be difficult, including over Salt River
Pass.
Travel could be difficult, including over Salt River
Pass.
Additional Details:
Total snow accumulations of 1 to 3 inches
across Salt River Pass.
Total snow accumulations of 1 to 3 inches
across Salt River Pass.
Instructions:
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Areas Impacted:
Salt River and Wyoming Ranges
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 12:00 PM MDT – Thursday, Apr 23 2026 11:00 PM MDT
Issued by NWS Riverton WY
WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 11 PM MDT THURSDAY
What:
Snow expected. Total snow accumulations between 6 and 12
inches for elevations 9,000 feet and above. Winds gusting between
50 and 70 mph, especially across the eastern portions of the
Absaroka Mountains.
Snow expected. Total snow accumulations between 6 and 12
inches for elevations 9,000 feet and above. Winds gusting between
50 and 70 mph, especially across the eastern portions of the
Absaroka Mountains.
Where:
Absaroka Mountains.
Absaroka Mountains.
When:
From noon today to 11 PM MDT Thursday.
From noon today to 11 PM MDT Thursday.
Impacts:
Travel could be very difficult, especially in the
backcountry.
Travel could be very difficult, especially in the
backcountry.
Additional Details:
Total snow accumulations of 1 to 4 inches
along US 14/60/20 west of Cody and across Chief Joseph Pass.
Total snow accumulations of 1 to 4 inches
along US 14/60/20 west of Cody and across Chief Joseph Pass.
Instructions:
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
Areas Impacted:
Absaroka Mountains
Winter Weather Advisory
In effect:
Thursday, Apr 23 2026 12:00 AM MDT – Thursday, Apr 23 2026 6:00 PM MDT
Issued by NWS Great Falls MT
WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT WEDNESDAY NIGHT TO 6 PM MDT THURSDAY
What:
Snow expected. Total snow accumulations up to 3 inches,
with up to 12 inches expected on mountain peaks. Winds gusting as
high as 55 mph.
Snow expected. Total snow accumulations up to 3 inches,
with up to 12 inches expected on mountain peaks. Winds gusting as
high as 55 mph.
Where:
Snowy and Judith Mountains and Fergus County below 4500ft.
Snowy and Judith Mountains and Fergus County below 4500ft.
When:
From midnight Wednesday Night to 6 PM MDT Thursday.
From midnight Wednesday Night to 6 PM MDT Thursday.
Impacts:
Plan on slippery road conditions. Strong winds could
cause tree damage.
Plan on slippery road conditions. Strong winds could
cause tree damage.
Instructions:
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Areas Impacted:
Fergus County below 4500ft
Snowy and Judith Mountains
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Friday, Apr 24 2026 12:00 PM MDT
Issued by NWS Great Falls MT
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO NOON MDT FRIDAY
What:
Wet snow expected. Total snow accumulations between 3 and 8
inches, with higher amounts over the mountain peaks. Winds gusting
as high as 40 mph.
Wet snow expected. Total snow accumulations between 3 and 8
inches, with higher amounts over the mountain peaks. Winds gusting
as high as 40 mph.
Where:
Portions of central, north central, and southwest Montana.
Portions of central, north central, and southwest Montana.
When:
From 6 PM Wednesday to noon MDT Friday.
From 6 PM Wednesday to noon MDT Friday.
Impacts:
Expect difficult driving conditions due to slush or snow
covered roadways. Falling and or blowing snow may significantly
reduce visibility at times. Tire chains may be required for some
vehicles if traveling through mountain passes. Those with outdoor
plans should be prepared for dangerous outdoor conditions.
Expect difficult driving conditions due to slush or snow
covered roadways. Falling and or blowing snow may significantly
reduce visibility at times. Tire chains may be required for some
vehicles if traveling through mountain passes. Those with outdoor
plans should be prepared for dangerous outdoor conditions.
Additional Details:
The wet snow may cause isolated instances of
power outages and or tree damage.
The wet snow may cause isolated instances of
power outages and or tree damage.
Instructions:
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
Areas Impacted:
Southern Rocky Mountain Front
Upper Blackfoot and MacDonald Pass
Gates of the Mountains
Elkhorn and Boulder Mountains
Northwest Beaverhead County
Ruby Mountains and Southern Beaverhead Mountains
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Thursday, Apr 23 2026 6:00 PM MDT
Issued by NWS Great Falls MT
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO 6 PM MDT THURSDAY
What:
Wet snow expected. Total snow accumulations up to 3 inches
over the plains and between 2 and 6 inches at Marias Pass.
Accumulations will be in excess of 6 inches over the higher
terrain of Glacier National Park. Winds gusting as high as 45 mph.
Wet snow expected. Total snow accumulations up to 3 inches
over the plains and between 2 and 6 inches at Marias Pass.
Accumulations will be in excess of 6 inches over the higher
terrain of Glacier National Park. Winds gusting as high as 45 mph.
Where:
Eastern Glacier National Park and adjacent foothills and
plains.
Eastern Glacier National Park and adjacent foothills and
plains.
When:
From 6 PM Wednesday to 6 PM MDT Thursday.
From 6 PM Wednesday to 6 PM MDT Thursday.
Impacts:
Expect difficult driving conditions due to slush or snow
covered roadways. Falling and or blowing snow may significantly
reduce visibility at times. Tire chains may be required for some
vehicles if traveling through mountain passes. Those with outdoor
plans should be prepared for dangerous outdoor conditions.
Expect difficult driving conditions due to slush or snow
covered roadways. Falling and or blowing snow may significantly
reduce visibility at times. Tire chains may be required for some
vehicles if traveling through mountain passes. Those with outdoor
plans should be prepared for dangerous outdoor conditions.
Instructions:
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Areas Impacted:
East Glacier Park Region
Northern High Plains
Winter Weather Advisory
In effect:
Thursday, Apr 23 2026 12:00 AM MDT – Thursday, Apr 23 2026 6:00 PM MDT
Issued by NWS Great Falls MT
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT WEDNESDAY NIGHT TO 6 PM MDT THURSDAY
What:
wet snow expected. Total snow accumulations between 2 and 6
inches over the Bears Paw Mountains. Winds gusting over 50 mph at
times.
wet snow expected. Total snow accumulations between 2 and 6
inches over the Bears Paw Mountains. Winds gusting over 50 mph at
times.
Where:
Bears Paw Mountains and Southern Blaine.
Bears Paw Mountains and Southern Blaine.
When:
From midnight Wednesday Night to 6 PM MDT Thursday.
From midnight Wednesday Night to 6 PM MDT Thursday.
Impacts:
Expect difficult driving conditions due to slush or snow
covered roadways. Falling and or blowing snow may significantly
reduce visibility at times.
Expect difficult driving conditions due to slush or snow
covered roadways. Falling and or blowing snow may significantly
reduce visibility at times.
Additional Details:
The wet snow may cause instances of power
outages and or tree damage.
The wet snow may cause instances of power
outages and or tree damage.
Instructions:
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Areas Impacted:
Bears Paw Mountains and Southern Blaine
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Thursday, Apr 23 2026 6:00 PM MDT
Issued by NWS Great Falls MT
WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO 6 PM MDT THURSDAY
What:
Snow expected. Total snow accumulations between 5 and 9
inches, with higher amounts over the mountain peaks. Winds gusting
as high as 50 mph.
Snow expected. Total snow accumulations between 5 and 9
inches, with higher amounts over the mountain peaks. Winds gusting
as high as 50 mph.
Where:
Big Belt, Bridger and Castle Mountains.
Big Belt, Bridger and Castle Mountains.
When:
From 6 PM Wednesday to 6 PM MDT Thursday.
From 6 PM Wednesday to 6 PM MDT Thursday.
Impacts:
Tire chains may be required for some vehicles if
traveling through mountain passes. Gusty winds could bring down
tree branches.
Tire chains may be required for some vehicles if
traveling through mountain passes. Gusty winds could bring down
tree branches.
Instructions:
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Areas Impacted:
Big Belt, Bridger and Castle Mountains
Winter Weather Advisory
In effect:
Tuesday, Apr 21 2026 1:46 PM PDT – Wednesday, Apr 22 2026 5:00 PM PDT
Issued by NWS Reno NV
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT WEDNESDAY
What:
Heavy snow above 7000 feet. Additional snow accumulations
of 5 to 10 inches above 7000 feet. An additional 2 to 4 inches of
snow possible for communities along Highway 395. Southwesterly
wind gusts of 40 to 50 mph across lower elevations with gusts up
to 60 mph in wind prone locations along US-395. Wind gusts up to
90 mph along ridges.
Heavy snow above 7000 feet. Additional snow accumulations
of 5 to 10 inches above 7000 feet. An additional 2 to 4 inches of
snow possible for communities along Highway 395. Southwesterly
wind gusts of 40 to 50 mph across lower elevations with gusts up
to 60 mph in wind prone locations along US-395. Wind gusts up to
90 mph along ridges.
Where:
Mono County.
Mono County.
When:
Until 5 PM PDT Wednesday.
Until 5 PM PDT Wednesday.
Impacts:
Travel could be very difficult through Sierra passes.
The hazardous conditions could impact today and Wednesday
commutes. Strong winds could cause damage to trees and power lines.
Travel could be very difficult through Sierra passes.
The hazardous conditions could impact today and Wednesday
commutes. Strong winds could cause damage to trees and power lines.
Additional Details:
Strong and gusty winds are anticipated today
with potentially damaging winds this afternoon. Locally greater
snow totals are possible with heavier snow bands. Isolated
lightning is also possible along the Sierra crest today and
Wednesday afternoons.
Strong and gusty winds are anticipated today
with potentially damaging winds this afternoon. Locally greater
snow totals are possible with heavier snow bands. Isolated
lightning is also possible along the Sierra crest today and
Wednesday afternoons.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
Mono
Winter Weather Advisory
In effect:
Tuesday, Apr 21 2026 1:46 PM PDT – Wednesday, Apr 22 2026 5:00 PM PDT
Issued by NWS Reno NV
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT WEDNESDAY
What:
Heavy snow above 6500 feet. Additional snow accumulations
of 3 to 8 inches above 6500 feet with up to 10 inches along
highest mountain peaks. Additional 1 to 3 inches of snow possible
at lake level, highest on the western shores. Wind gusts of 30 to
35 mph across lower elevations, including Lake Tahoe where wave
heights may reach up to 3 feet. Ridgetop winds gusting up to 90
mph at times.
Heavy snow above 6500 feet. Additional snow accumulations
of 3 to 8 inches above 6500 feet with up to 10 inches along
highest mountain peaks. Additional 1 to 3 inches of snow possible
at lake level, highest on the western shores. Wind gusts of 30 to
35 mph across lower elevations, including Lake Tahoe where wave
heights may reach up to 3 feet. Ridgetop winds gusting up to 90
mph at times.
Where:
Greater Lake Tahoe Area.
Greater Lake Tahoe Area.
When:
Until 5 PM PDT Wednesday.
Until 5 PM PDT Wednesday.
Impacts:
Travel could be very difficult through Sierra passes.
The hazardous conditions could impact the Tuesday and Wednesday
commutes. Strong winds could cause damage to trees and power lines.
Travel could be very difficult through Sierra passes.
The hazardous conditions could impact the Tuesday and Wednesday
commutes. Strong winds could cause damage to trees and power lines.
Additional Details:
Heavier snow bands could result in locally
greater snow totals. Isolated lightning is also possible along the
Sierra crest today and Wednesday afternoons.
Heavier snow bands could result in locally
greater snow totals. Isolated lightning is also possible along the
Sierra crest today and Wednesday afternoons.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
Greater Lake Tahoe Area
Greater Lake Tahoe Area
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Friday, Apr 24 2026 12:00 PM MDT
Issued by NWS Missoula MT
WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO NOON MDT FRIDAY
What:
Snow expected. There is a likelihood of moderate to
isolated major winter weather impacts. Total snow accumulations of
2 and 4 inches in the valleys and 6 to 12 inches in the mountains.
Snow expected. There is a likelihood of moderate to
isolated major winter weather impacts. Total snow accumulations of
2 and 4 inches in the valleys and 6 to 12 inches in the mountains.
Where:
Highway 200 Bonner to Greenough, I-90 East Missoula to
Bearmouth, and Highway 83 Seeley Lake to Condon.
Highway 200 Bonner to Greenough, I-90 East Missoula to
Bearmouth, and Highway 83 Seeley Lake to Condon.
When:
From 6 PM Wednesday to noon MDT Friday.
From 6 PM Wednesday to noon MDT Friday.
Impacts:
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. For MAJOR winter weather impacts, expect considerable
disruptions to normal activities. Dangerous or impossible
traveling conditions. Avoid travel in the impacted areas if
possible. Widespread closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. For MAJOR winter weather impacts, expect considerable
disruptions to normal activities. Dangerous or impossible
traveling conditions. Avoid travel in the impacted areas if
possible. Widespread closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
Additional Details:
The most impactful snow accumulations are
most likely to occur Thursday evening through Friday morning.
The most impactful snow accumulations are
most likely to occur Thursday evening through Friday morning.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
Potomac/Seeley Lake Region
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Friday, Apr 24 2026 12:00 PM MDT
Issued by NWS Missoula MT
WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM WEDNESDAY TO 11 AM PDT FRIDAY ABOVE 4000 FEET
What:
Snow expected above 4000 feet. There is a likelihood of
moderate winter weather impacts. Total snow accumulations of 1 to
4 inches below 5000 feet, 6 to 10 inches at pass level and over 12
inches in the high terrain.
Snow expected above 4000 feet. There is a likelihood of
moderate winter weather impacts. Total snow accumulations of 1 to
4 inches below 5000 feet, 6 to 10 inches at pass level and over 12
inches in the high terrain.
Where:
Elk City and Dixie.
Elk City and Dixie.
When:
From 5 PM Wednesday to 11 AM PDT Friday.
From 5 PM Wednesday to 11 AM PDT Friday.
Impacts:
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Wednesday
evening and Thursday morning commutes, especially over higher
passes.
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Wednesday
evening and Thursday morning commutes, especially over higher
passes.
Additional Details:
Lower elevation snow accumulations are most
likely Thursday night.
Lower elevation snow accumulations are most
likely Thursday night.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
Southern Clearwater Mountains
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Friday, Apr 24 2026 12:00 PM MDT
Issued by NWS Missoula MT
WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO NOON MDT FRIDAY
What:
Snow expected. There is a likelihood of moderate winter
weather impacts. Total snow accumulations of 1 to 5 inches below
4000 feet, 6 to 10 inches at pass level and over 12 inches in the
high terrain.
Snow expected. There is a likelihood of moderate winter
weather impacts. Total snow accumulations of 1 to 5 inches below
4000 feet, 6 to 10 inches at pass level and over 12 inches in the
high terrain.
Where:
Highway 93 Sula to Lost Trail Pass and Lolo Pass.
Highway 93 Sula to Lost Trail Pass and Lolo Pass.
When:
From 6 PM Wednesday to noon MDT Friday.
From 6 PM Wednesday to noon MDT Friday.
Impacts:
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
Bitterroot/Sapphire Mountains
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Friday, Apr 24 2026 12:00 PM MDT
Issued by NWS Missoula MT
WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO NOON MDT FRIDAY
What:
Snow expected. There is a likelihood of minor to moderate
winter weather impacts. Total snow accumulations between 1 to 3
inches in the valleys, 5 to 10 inches at pass level and over 12
inches in the high terrain.
Snow expected. There is a likelihood of minor to moderate
winter weather impacts. Total snow accumulations between 1 to 3
inches in the valleys, 5 to 10 inches at pass level and over 12
inches in the high terrain.
Where:
Salmon, Bannock Pass, Shoup, Williams Creek Summit,
Highway 28 Tendoy to Lone Pine, Lemhi Pass, and Highway 93 Lost
Trail Pass to Gibbonsville.
Salmon, Bannock Pass, Shoup, Williams Creek Summit,
Highway 28 Tendoy to Lone Pine, Lemhi Pass, and Highway 93 Lost
Trail Pass to Gibbonsville.
When:
From 6 PM Wednesday to noon MDT Friday.
From 6 PM Wednesday to noon MDT Friday.
Impacts:
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
Additional Details:
Valley accumulations are most likely Thursday
night.
Valley accumulations are most likely Thursday
night.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
Western Lemhi County
Eastern Lemhi County
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Friday, Apr 24 2026 12:00 PM MDT
Issued by NWS Missoula MT
WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO NOON MDT FRIDAY
What:
Snow expected. There is a likelihood of moderate to
isolated major winter weather impacts. Total snow accumulations of
2 and 5 inches in the valleys, 5 to 10 inches at pass level, and
over 12 inches in the high terrain. Winds gusting as high as 35
mph.
Snow expected. There is a likelihood of moderate to
isolated major winter weather impacts. Total snow accumulations of
2 and 5 inches in the valleys, 5 to 10 inches at pass level, and
over 12 inches in the high terrain. Winds gusting as high as 35
mph.
Where:
Georgetown Lake, Butte, Highway 12 Garrison to Elliston,
MacDonald Pass, and Homestake Pass.
Georgetown Lake, Butte, Highway 12 Garrison to Elliston,
MacDonald Pass, and Homestake Pass.
When:
From 6 PM Wednesday to noon MDT Friday.
From 6 PM Wednesday to noon MDT Friday.
Impacts:
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. For MAJOR winter weather impacts, expect considerable
disruptions to normal activities. Dangerous or impossible
traveling conditions. Avoid travel in the impacted areas if
possible. Widespread closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. For MAJOR winter weather impacts, expect considerable
disruptions to normal activities. Dangerous or impossible
traveling conditions. Avoid travel in the impacted areas if
possible. Widespread closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
Additional Details:
The most impactful snow accumulations are
most likely to occur Thursday evening through Friday morning.
The most impactful snow accumulations are
most likely to occur Thursday evening through Friday morning.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
Butte/Blackfoot Region
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 6:00 PM MDT – Thursday, Apr 23 2026 6:00 PM MDT
Issued by NWS Missoula MT
WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO 6 PM MDT THURSDAY
What:
Snow expected. There is a likelihood of moderate winter
weather impacts. Total snow accumulations of 1 to 3 inches below
4000 feet, 4 to 7 inches at pass level and over 10 inches in the
high terrain.
Snow expected. There is a likelihood of moderate winter
weather impacts. Total snow accumulations of 1 to 3 inches below
4000 feet, 4 to 7 inches at pass level and over 10 inches in the
high terrain.
Where:
Glacier National Park, Marias Pass, Bad Rock Canyon,
Essex, Highway 83 Bigfork to Swan Lake, and Polebridge.
Glacier National Park, Marias Pass, Bad Rock Canyon,
Essex, Highway 83 Bigfork to Swan Lake, and Polebridge.
When:
From 6 PM Wednesday to 6 PM MDT Thursday.
From 6 PM Wednesday to 6 PM MDT Thursday.
Impacts:
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Thursday
morning and evening commutes, especially over higher passes.
Instructions:
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Areas Impacted:
West Glacier Region
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 12:00 PM MDT – Friday, Apr 24 2026 12:00 AM MDT
Issued by NWS Pocatello ID
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY TO MIDNIGHT MDT THURSDAY NIGHT ABOVE 6500 FEET ELEVATION
What:
Snow expected ABOVE 6500 FEET ELEVATION. Total snow
accumulations at those levels between 5 and 10 inches. Winds
gusting as high as 40 mph.
Snow expected ABOVE 6500 FEET ELEVATION. Total snow
accumulations at those levels between 5 and 10 inches. Winds
gusting as high as 40 mph.
Where:
Big Hole Mountains, Centennial Mountains - Island Park,
Bear River Range, and Caribou Range.
Big Hole Mountains, Centennial Mountains - Island Park,
Bear River Range, and Caribou Range.
When:
From noon Wednesday to midnight MDT Thursday Night.
From noon Wednesday to midnight MDT Thursday Night.
Impacts:
Travel could be very difficult. The hazardous conditions
could impact the Wednesday evening and Thursday morning commutes.
Travel could be very difficult. The hazardous conditions
could impact the Wednesday evening and Thursday morning commutes.
Instructions:
Slow down and use caution while traveling. Call 5 1 1 or visit
511.idaho.gov for the latest road conditions.
Slow down and use caution while traveling. Call 5 1 1 or visit
511.idaho.gov for the latest road conditions.
Areas Impacted:
Bear River Range
Caribou Range
Big Hole Mountains
Centennial Mountains/Island Park
Winter Weather Advisory
In effect:
Wednesday, Apr 22 2026 12:00 AM MDT – Thursday, Apr 23 2026 6:00 AM MDT
Issued by NWS Pocatello ID
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM MDT THURSDAY ABOVE 6500 FEET ELEVATION
What:
Snow expected ABOVE 6500 FEET ELEVATION. Total snow
accumulations at those levels 5 to 9 inches. Winds gusting as high
as 40 mph.
Snow expected ABOVE 6500 FEET ELEVATION. Total snow
accumulations at those levels 5 to 9 inches. Winds gusting as high
as 40 mph.
Where:
Big Lost Highlands/Copper Basin, Frank Church Wilderness,
Lost River Range, Sawtooth/Stanley Basin, and Sun Valley Region.
Big Lost Highlands/Copper Basin, Frank Church Wilderness,
Lost River Range, Sawtooth/Stanley Basin, and Sun Valley Region.
When:
From midnight tonight to 6 AM MDT Thursday.
From midnight tonight to 6 AM MDT Thursday.
Impacts:
Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday morning and evening commutes.
Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday morning and evening commutes.
Instructions:
Slow down and use caution while traveling. Call 5 1 1 or visit
511.idaho.gov for the latest road conditions.
Slow down and use caution while traveling. Call 5 1 1 or visit
511.idaho.gov for the latest road conditions.
Areas Impacted:
Lost River Range
Frank Church Wilderness
Sawtooth/Stanley Basin
Sun Valley Region
Big Lost Highlands/Copper Basin