Severe Center
NE Michigan Warnings, Watches, And Advisories Hazardous Weather Outlook
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Hazardous Weather Outlook
National Weather Service Gaylord MI
900 PM EDT Sat Apr 18 2026
MIZ016>018-020>036-041-042-086>088-095>099-200100-
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Western Chippewa-Central Chippewa-Southeast Chippewa-
Western Mackinac-Eastern Mackinac-
Mackinac Island/Bois Blanc Island-
Beaver Island and surrounding islands-Charlevoix-
900 PM EDT Sat Apr 18 2026
This hazardous weather outlook is for Eastern Upper Michigan and
Northern Lower Michigan.
.DAY ONE...Tonight.
Ongoing river and areal flooding continues across portions of
northern Michigan. Please see the latest Flood Watches and
Warnings for the latest information.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Ongoing flooding is expected to continue across parts of northern
Michigan over the next several days as water levels slowly come
down. Please see the latest Flood Watches and Warnings for more
information.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated.
For more information visit http://weather.gov/gaylord.
$$
900 PM EDT Sat Apr 18 2026
MIZ016>018-020>036-041-042-086>088-095>099-200100-
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Western Chippewa-Central Chippewa-Southeast Chippewa-
Western Mackinac-Eastern Mackinac-
Mackinac Island/Bois Blanc Island-
Beaver Island and surrounding islands-Charlevoix-
900 PM EDT Sat Apr 18 2026
This hazardous weather outlook is for Eastern Upper Michigan and
Northern Lower Michigan.
.DAY ONE...Tonight.
Ongoing river and areal flooding continues across portions of
northern Michigan. Please see the latest Flood Watches and
Warnings for the latest information.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Ongoing flooding is expected to continue across parts of northern
Michigan over the next several days as water levels slowly come
down. Please see the latest Flood Watches and Warnings for more
information.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated.
For more information visit http://weather.gov/gaylord.
$$
Hazardous Weather Outlook
National Weather Service Green Bay WI
631 AM CDT Sun Apr 19 2026
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-201145-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
631 AM CDT Sun Apr 19 2026
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Today and Tonight
Scattered snow showers across central and east-central Wisconsin
may produce brief periods of reduced visibility this morning.
Minor to moderate flooding is expected to continue on area rivers,
with major flooding persisting on parts of the Wolf River.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
Minor to moderate flooding is expected to continue on area rivers,
with major flooding persisting on parts of the Wolf River through
Tuesday. A prolonged dry period through Thursday will result in
gradually lowering water levels through the week.
There is a chance of thunderstorms Thursday night into Friday.
.SPOTTER INFORMATION STATEMENT...
Spotters are requested to report any flooding to the National
Weather Service in Green Bay.
$$
631 AM CDT Sun Apr 19 2026
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-201145-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
631 AM CDT Sun Apr 19 2026
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Today and Tonight
Scattered snow showers across central and east-central Wisconsin
may produce brief periods of reduced visibility this morning.
Minor to moderate flooding is expected to continue on area rivers,
with major flooding persisting on parts of the Wolf River.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
Minor to moderate flooding is expected to continue on area rivers,
with major flooding persisting on parts of the Wolf River through
Tuesday. A prolonged dry period through Thursday will result in
gradually lowering water levels through the week.
There is a chance of thunderstorms Thursday night into Friday.
.SPOTTER INFORMATION STATEMENT...
Spotters are requested to report any flooding to the National
Weather Service in Green Bay.
$$
Hazardous Weather Outlook
National Weather Service Grand Rapids MI
430 AM EDT Sun Apr 19 2026
LMZ844>849-200830-
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
430 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for the nearshore waters from
St Joseph to Manistee.
.DAY ONE...Today and Tonight
Winds and waves on Lake Michigan will be hazardous to small craft
through part of the day.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
Winds and waves on Lake Michigan may be hazardous to small craft
Monday night into Tuesday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
430 AM EDT Sun Apr 19 2026
LMZ844>849-200830-
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
430 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for the nearshore waters from
St Joseph to Manistee.
.DAY ONE...Today and Tonight
Winds and waves on Lake Michigan will be hazardous to small craft
through part of the day.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
Winds and waves on Lake Michigan may be hazardous to small craft
Monday night into Tuesday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Grand Rapids MI
430 AM EDT Sun Apr 19 2026
MIZ037>040-043>046-050>052-056>059-064>067-071>074-200830-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
430 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for portions of southwest Lower
Michigan.
.DAY ONE...Today and Tonight
Among scattered showers, there is a slight chance of an isolated
thunderstorm near and east of Alma, Lansing, and Jackson this
afternoon. Freezing temperatures are expected in most locations
tonight.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
There is a chance of a thunderstorm on Friday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
430 AM EDT Sun Apr 19 2026
MIZ037>040-043>046-050>052-056>059-064>067-071>074-200830-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
430 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for portions of southwest Lower
Michigan.
.DAY ONE...Today and Tonight
Among scattered showers, there is a slight chance of an isolated
thunderstorm near and east of Alma, Lansing, and Jackson this
afternoon. Freezing temperatures are expected in most locations
tonight.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
There is a chance of a thunderstorm on Friday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
311 AM EDT Sun Apr 19 2026
LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-200715-
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM
off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw
Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
311 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.
.DAY ONE...Today and Tonight
Small Craft Advisories are in effect for portions of the Lake Huron
nearshore, Lake St Clair and the Michigan waters of Lake Erie.
Please refer to the latest Marine Weather Message (MWW) for more
details.
Some rain and snow showers are possible this afternoon and evening
with gusts above 30 mph at times; a rumble of thunder cannot be ruled
out.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.
CB
311 AM EDT Sun Apr 19 2026
LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-200715-
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM
off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw
Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
311 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.
.DAY ONE...Today and Tonight
Small Craft Advisories are in effect for portions of the Lake Huron
nearshore, Lake St Clair and the Michigan waters of Lake Erie.
Please refer to the latest Marine Weather Message (MWW) for more
details.
Some rain and snow showers are possible this afternoon and evening
with gusts above 30 mph at times; a rumble of thunder cannot be ruled
out.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.
CB
Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
311 AM EDT Sun Apr 19 2026
MIZ047>049-053>055-060>063-068>070-075-076-082-083-200715-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
311 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for southeast Michigan.
.DAY ONE...Today and Tonight
A Frost Advisory is in effect this morning for most of Southeast
Michigan.
Some rain and snow showers are possible this afternoon and evening
with gusts above 30 mph at times; a rumble of thunder cannot be ruled
out.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
A Freeze Warning is in effect tonight for most of Southeast
Michigan.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
311 AM EDT Sun Apr 19 2026
MIZ047>049-053>055-060>063-068>070-075-076-082-083-200715-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
311 AM EDT Sun Apr 19 2026
This hazardous weather outlook is for southeast Michigan.
.DAY ONE...Today and Tonight
A Frost Advisory is in effect this morning for most of Southeast
Michigan.
Some rain and snow showers are possible this afternoon and evening
with gusts above 30 mph at times; a rumble of thunder cannot be ruled
out.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
A Freeze Warning is in effect tonight for most of Southeast
Michigan.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
Hazardous Weather Outlook
National Weather Service Marquette MI
305 AM EDT Sun Apr 19 2026
LSZ162-240>251-263>267-200715-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
305 AM EDT Sun Apr 19 2026 /205 AM CDT Sun Apr 19 2026/
This Hazardous Weather Outlook is for portions of Central Lake
Superior...Eastern Lake Superior and Western Lake Superior.
.DAY ONE...Today and Tonight
A few northwest gale force gusts up to 35 knots are possible early
this morning. See the latest Open Lake Forecast and Marine
Discussion for additional details.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
There is up to a 40% chance for south to southwest gales up to 40
knots Monday night into Tuesday morning. See the latest Open Lake
Forecast and Marine Discussion for more details.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
TAP
305 AM EDT Sun Apr 19 2026
LSZ162-240>251-263>267-200715-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
305 AM EDT Sun Apr 19 2026 /205 AM CDT Sun Apr 19 2026/
This Hazardous Weather Outlook is for portions of Central Lake
Superior...Eastern Lake Superior and Western Lake Superior.
.DAY ONE...Today and Tonight
A few northwest gale force gusts up to 35 knots are possible early
this morning. See the latest Open Lake Forecast and Marine
Discussion for additional details.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
There is up to a 40% chance for south to southwest gales up to 40
knots Monday night into Tuesday morning. See the latest Open Lake
Forecast and Marine Discussion for more details.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
TAP
Hazardous Weather Outlook
National Weather Service Marquette MI
305 AM EDT Sun Apr 19 2026
MIZ001>007-009>014-084-085-200715-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
305 AM EDT Sun Apr 19 2026 /205 AM CDT Sun Apr 19 2026/
This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.
.DAY ONE...Today and Tonight
River flooding persists today and tonight.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
River flooding, while decreasing, persists through this week.
.SPOTTER INFORMATION STATEMENT...
Spotters are encouraged to report any observed flooding to the
National Weather Service in Marquette. The public may also submit
reports to the National Weather Service via phone, on our website,
or through social media.
$$
305 AM EDT Sun Apr 19 2026
MIZ001>007-009>014-084-085-200715-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
305 AM EDT Sun Apr 19 2026 /205 AM CDT Sun Apr 19 2026/
This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.
.DAY ONE...Today and Tonight
River flooding persists today and tonight.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
River flooding, while decreasing, persists through this week.
.SPOTTER INFORMATION STATEMENT...
Spotters are encouraged to report any observed flooding to the
National Weather Service in Marquette. The public may also submit
reports to the National Weather Service via phone, on our website,
or through social media.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
1124 PM CDT Sat Apr 18 2026
WIZ046-047-051-052-056>060-062>072-200430-
Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
1124 PM CDT Sat Apr 18 2026
This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin and southeast Wisconsin.
.DAY ONE...Tonight
Patchy frost possible tonight.
.DAYS TWO THROUGH SEVEN...Sunday through Saturday
Could see frost again Sunday night into Monday morning.
Chance for thunderstorms return for the second half of the week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
1124 PM CDT Sat Apr 18 2026
WIZ046-047-051-052-056>060-062>072-200430-
Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
1124 PM CDT Sat Apr 18 2026
This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin and southeast Wisconsin.
.DAY ONE...Tonight
Patchy frost possible tonight.
.DAYS TWO THROUGH SEVEN...Sunday through Saturday
Could see frost again Sunday night into Monday morning.
Chance for thunderstorms return for the second half of the week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$