Severe Center
W. Colorado and E. Utah Warnings, Watches, And Advisories Flood Advisory
Map Options
Map Legend
Additional Locations
Flood Advisory
In effect:
Friday, May 01 2026 1:53 AM CDT – Friday, May 01 2026 8:00 AM CDT
Issued by NWS Austin/San Antonio TX
FLOOD ADVISORY IN EFFECT UNTIL 8 AM CDT THIS MORNING
What:
Urban and small stream flooding caused by excessive
rainfall is expected.
Urban and small stream flooding caused by excessive
rainfall is expected.
Where:
A portion of south central Texas, including the following
counties, Bandera, Bexar, Caldwell, Comal, Gonzales, Guadalupe,
Hays, Kendall and Medina.
A portion of south central Texas, including the following
counties, Bandera, Bexar, Caldwell, Comal, Gonzales, Guadalupe,
Hays, Kendall and Medina.
When:
Until 800 AM CDT Friday.
Until 800 AM CDT Friday.
Impacts:
Minor flooding in low-lying and poor drainage areas.
Water over roadways.
Minor flooding in low-lying and poor drainage areas.
Water over roadways.
Additional Details:
- At 153 AM CDT, Doppler radar indicated heavy rain due to
thunderstorms. This will cause urban and small stream
flooding. Between 1 and 3 inches of rain have fallen.
- Additional rainfall amounts up to 2 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
San Antonio, New Braunfels, San Marcos, Schertz, Seguin,
Cibolo, Converse, Universal City, Live Oak, Boerne, Lockhart,
Selma, Hondo, Luling, Castroville, San Antonio Int Airport,
Randolph AFB, Canyon Lake Dam, Canyon Lake and Leon Valley.
- http://www.weather.gov/safety/flood
- At 153 AM CDT, Doppler radar indicated heavy rain due to
thunderstorms. This will cause urban and small stream
flooding. Between 1 and 3 inches of rain have fallen.
- Additional rainfall amounts up to 2 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
San Antonio, New Braunfels, San Marcos, Schertz, Seguin,
Cibolo, Converse, Universal City, Live Oak, Boerne, Lockhart,
Selma, Hondo, Luling, Castroville, San Antonio Int Airport,
Randolph AFB, Canyon Lake Dam, Canyon Lake and Leon Valley.
- http://www.weather.gov/safety/flood
Instructions:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Areas Impacted:
Bandera, TX
Bexar, TX
Caldwell, TX
Comal, TX
Gonzales, TX
Guadalupe, TX
Hays, TX
Kendall, TX
Medina, TX
Flood Advisory
In effect:
Thursday, Apr 30 2026 7:31 PM CDT – Friday, May 01 2026 4:00 PM CDT
Issued by NWS Marquette MI
FLOOD ADVISORY REMAINS IN EFFECT UNTIL FURTHER NOTICE
The Flood Advisory continues for the following rivers in
Michigan...
Michigamme River near Crystal Falls (Michigamme) affecting Iron
County.
.Snow melt, recent rainfall, and dam releases are creating elevated
river levels.
Michigan...
Michigamme River near Crystal Falls (Michigamme) affecting Iron
County.
.Snow melt, recent rainfall, and dam releases are creating elevated
river levels.
What:
Elevated river levels caused by rain, snowmelt, and dam
releases continue.
Elevated river levels caused by rain, snowmelt, and dam
releases continue.
Where:
Michigamme River near Crystal Falls (Michigamme).
Michigamme River near Crystal Falls (Michigamme).
When:
Until further notice.
Until further notice.
Additional Details:
- At 7:15 PM CDT Thursday the stage was 7.7 feet.
- Bankfull stage is 7.0 feet.
- Forecast...No forecast is available for this location.
- Action stage is 7.0 feet.
- Flood stage is 8.0 feet.
- www.weather.gov/safety/flood
- At 7:15 PM CDT Thursday the stage was 7.7 feet.
- Bankfull stage is 7.0 feet.
- Forecast...No forecast is available for this location.
- Action stage is 7.0 feet.
- Flood stage is 8.0 feet.
- www.weather.gov/safety/flood
Instructions:
If you encounter a flooded roadway, turn around and find an
alternative route.
Additional information is available at www.weather.gov/marquette.
The next statement will be issued Friday afternoon at 400 PM CDT.
If you encounter a flooded roadway, turn around and find an
alternative route.
Additional information is available at www.weather.gov/marquette.
The next statement will be issued Friday afternoon at 400 PM CDT.
Areas Impacted:
Iron, MI
Flood Advisory
In effect:
Thursday, Apr 30 2026 8:27 PM EDT – Friday, May 01 2026 4:00 PM EDT
Issued by NWS Marquette MI
FLOOD ADVISORY REMAINS IN EFFECT UNTIL FURTHER NOTICE
The Flood Advisory continues for the following rivers in
Michigan...
Tahquamenon River near Paradise affecting Luce County.
.Snowmelt and recent rainfall are resulting in rivers reaching
elevated levels.
Michigan...
Tahquamenon River near Paradise affecting Luce County.
.Snowmelt and recent rainfall are resulting in rivers reaching
elevated levels.
What:
Elevated river levels caused by rain and snowmelt continue.
Elevated river levels caused by rain and snowmelt continue.
Where:
Tahquamenon River near Paradise.
Tahquamenon River near Paradise.
When:
Until further notice.
Until further notice.
Impacts:
At 9.5 feet, The river exceeds bankfull stage
At 9.5 feet, The river exceeds bankfull stage
Additional Details:
- At 7:45 PM EDT Thursday the stage was 9.7 feet.
- Bankfull stage is 9.5 feet.
- Forecast...No forecast is available for this location.
- Action stage is 9.5 feet.
- Flood stage is 10.0 feet.
- www.weather.gov/safety/flood
- At 7:45 PM EDT Thursday the stage was 9.7 feet.
- Bankfull stage is 9.5 feet.
- Forecast...No forecast is available for this location.
- Action stage is 9.5 feet.
- Flood stage is 10.0 feet.
- www.weather.gov/safety/flood
Instructions:
If you encounter a flooded roadway, turn around and find an
alternative route.
Additional information is available at www.weather.gov/marquette.
The next statement will be issued Friday afternoon at 400 PM EDT.
If you encounter a flooded roadway, turn around and find an
alternative route.
Additional information is available at www.weather.gov/marquette.
The next statement will be issued Friday afternoon at 400 PM EDT.
Areas Impacted:
Luce, MI
Flood Advisory
In effect:
Thursday, Apr 30 2026 10:16 AM CDT – Saturday, May 02 2026 7:00 PM CDT
Issued by NWS Duluth MN
FLOOD ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY
What:
Flooding caused by rain and snowmelt continues.
Flooding caused by rain and snowmelt continues.
Where:
In Minnesota, Cook and Lake Counties.
In Minnesota, Cook and Lake Counties.
When:
Until 700 PM CDT Saturday.
Until 700 PM CDT Saturday.
Impacts:
Minor flooding in low-lying and poor drainage areas.
Some low-water crossings may become impassable. River or stream
flows are elevated.
Minor flooding in low-lying and poor drainage areas.
Some low-water crossings may become impassable. River or stream
flows are elevated.
Additional Details:
- At 1012 AM CDT Thursday, automated river gages and the public
reported flooding in the advisory area. Minor flooding is
occurring. Very light additional rainfall could
fall today.
- Expect high, fast moving water on area rivers and elevated
lake levels. Water levels are nearing those seen during flood
events in Spring 2022 and June 2024. Further water level
increases are possible through this weekend after which slow
declines should begin.
- Some locations that will experience flooding include...
Gunflint Lake, Forest Center, Boundary Waters Canoe Area
Wilderness, Snowbank Lake, Little Saganaga Lake, Isabella,
Alpine Lake, Sea Gull Lake, Basswood Lake, Saganaga Lake,
Fall Lake, White Iron Lake, Birch Lake, Boundary Waters Canoe
Area Wilderness North of the Gunflint Trail, Pine Lake, Alice
Lake, Hudson Lake, Thomas Lake and Isabella Lake.
- Flood safety information can be found at
www.weather.gov/safety/flood.
- At 1012 AM CDT Thursday, automated river gages and the public
reported flooding in the advisory area. Minor flooding is
occurring. Very light additional rainfall could
fall today.
- Expect high, fast moving water on area rivers and elevated
lake levels. Water levels are nearing those seen during flood
events in Spring 2022 and June 2024. Further water level
increases are possible through this weekend after which slow
declines should begin.
- Some locations that will experience flooding include...
Gunflint Lake, Forest Center, Boundary Waters Canoe Area
Wilderness, Snowbank Lake, Little Saganaga Lake, Isabella,
Alpine Lake, Sea Gull Lake, Basswood Lake, Saganaga Lake,
Fall Lake, White Iron Lake, Birch Lake, Boundary Waters Canoe
Area Wilderness North of the Gunflint Trail, Pine Lake, Alice
Lake, Hudson Lake, Thomas Lake and Isabella Lake.
- Flood safety information can be found at
www.weather.gov/safety/flood.
Instructions:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Campers and hikers should avoid flooded trail crossings. If camping
at a site along or near the banks of rivers or streams, move away
from those locations and seek higher ground. Trails in hilly terrain
can quickly become unstable during or shortly after heavy rainfall.
Portage and hiking trails may be impassable and low-lying campsites
may be inundated with excessive runoff in this section of the
Boundary Waters as flooding is occurring or imminent.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Campers and hikers should avoid flooded trail crossings. If camping
at a site along or near the banks of rivers or streams, move away
from those locations and seek higher ground. Trails in hilly terrain
can quickly become unstable during or shortly after heavy rainfall.
Portage and hiking trails may be impassable and low-lying campsites
may be inundated with excessive runoff in this section of the
Boundary Waters as flooding is occurring or imminent.
Areas Impacted:
Cook, MN
Lake, MN