weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Grand Rapids MI
342 AM EDT Mon Jun 23 2025

LMZ844>849-240745-
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-
342 AM EDT Mon Jun 23 2025

This hazardous weather outlook is for the nearshore waters from
St Joseph to Manistee.

.DAY ONE...Today and Tonight

Wind and waves will be hazardous to boaters and beach goers north
of Holland.

Thunderstorms north of Grand Haven may be strong to severe later
this afternoon and early evening with wind being the main threat.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorms are likely Tuesday through Friday. Heavy rainfall is
possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
342 AM EDT Mon Jun 23 2025

MIZ037>040-043>046-050>052-056>059-064>067-071>074-240745-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
342 AM EDT Mon Jun 23 2025

This hazardous weather outlook is for portions of southwest Lower
Michigan.

.DAY ONE...Today and Tonight

Heat indices around 100 are expected today.

Thunderstorms may be strong to severe later this afternoon and
early evening with wind being the main threat.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorms are likely Tuesday through Friday. Heavy rainfall is
possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Northern Indiana
426 AM EDT Mon Jun 23 2025

LMZ043-046-240830-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
426 AM EDT Mon Jun 23 2025

This Hazardous Weather Outlook is for the nearshore waters of
southeastern Lake Michigan.

.DAY ONE...Today and tonight.

No hazardous weather is expected.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

There are chances for thunderstorms Tuesday afternoon into Friday.
There is a marginal risk for isolated strong to severe storms late
Tuesday afternoon and then again on Wednesday. Confidence is low at
this time. If these storms occur, the primary hazard would be
damaging winds and heavy rain. Waves will be higher than forecast
around thunderstorms.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Northern Indiana
426 AM EDT Mon Jun 23 2025

INZ005>009-012>015-017-018-020-022>027-032>034-103-104-116-203-204-
216-MIZ078>081-177-277-OHZ001-002-004-005-015-016-024-025-240830-
Elkhart-Lagrange-Steuben-Noble-De Kalb-Starke-Pulaski-Marshall-
Fulton IN-Whitley-Allen IN-White-Cass IN-Miami-Wabash-Huntington-
Wells-Adams-Grant-Blackford-Jay-Northern La Porte-
Eastern St. Joseph IN-Northern Kosciusko-Southern La Porte-
Western St. Joseph IN-Southern Kosciusko-Cass MI-St. Joseph MI-
Branch-Hillsdale-Northern Berrien-Southern Berrien-Williams-
Fulton OH-Defiance-Henry-Paulding-Putnam-Van Wert-Allen OH-
426 AM EDT Mon Jun 23 2025 /326 AM CDT Mon Jun 23 2025/

...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM EDT /7 PM CDT/
TUESDAY...

This Hazardous Weather Outlook is for northern Indiana, southwest
Michigan and northwest Ohio.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Extreme Heat Warning.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Extreme Heat Warning.

There are chances for thunderstorms Tuesday afternoon into Friday.
There is a marginal risk for isolated strong to severe storms late
Tuesday afternoon, and then again on Wednesday. Confidence is low at
this time. If these storms occur, the primary hazard would be
damaging winds and heavy rain.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
322 AM CDT Mon Jun 23 2025

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-240830-
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
322 AM CDT Mon Jun 23 2025

This Hazardous Weather Outlook is for the open waters of Lake
Michigan.

.DAY ONE...Today and Tonight

Thunderstorms capable of gusty winds will move over the northern
two-thirds of the lake this evening.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

There are chances of thunderstorms at times Tuesday through
Thursday.

$$


www.weather.gov/mkx

Hazardous Weather Outlook
National Weather Service Gaylord MI
352 AM EDT Mon Jun 23 2025

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-240800-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
352 AM EDT Mon Jun 23 2025

This hazardous weather outlook is for the northern Michigan
nearshore waters of Lake Huron, Lake Michigan and Lake Superior.

.DAY ONE...Today and tonight.

Thunderstorms are likely this afternoon and evening. Severe
storms are possible, with damaging winds and locally heavy rain
as the primary threats.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Additional chances for thunderstorms are expected at various
times through the rest of the week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

For more information visit http://weather.gov/gaylord.

$$

Hazardous Weather Outlook
National Weather Service Gaylord MI
352 AM EDT Mon Jun 23 2025

MIZ016>018-020>036-041-042-086>088-095>099-240800-
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-
352 AM EDT Mon Jun 23 2025

This hazardous weather outlook is for Eastern Upper Michigan and
Northern Lower Michigan.

.DAY ONE...Today and tonight.

Dangerously hot and muggy weather is expected again today. Please
see the latest heat advisories for additional details.

High swim risks are in place for many northern Michigan beaches.
Please see the latest beach hazard statement for additional
details.

Thunderstorms are likely this afternoon and evening. Severe
storms are possible, with damaging winds and locally heavy rain
as the primary threats.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Additional chances for thunderstorms are expected at various
times through the rest of the week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

For more information visit http://weather.gov/gaylord.

$$

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
351 AM EDT Mon Jun 23 2025

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-240800-
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-
351 AM EDT Mon Jun 23 2025

This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.

.DAY ONE...Today and Tonight

There is a 25 percent chance of thunderstorms on central and northern
Lake Huron after midnight. The strongest storms will be capable of
producing wind gusts to 40 knots and hail to one half inch in
diameter as they move to the northeast at 30 MPH.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Heat advisories and warnings remain in effect through Tuesday.

There is a chance for thunderstorms on Tuesday, with an isolated
severe thunderstorm possible. Locally intense rainfall is also
possible. The chances for strong thunderstorms with the potential for
heavy rain will continue Wednesday through Friday.

.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.

$$

You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.

SC

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
351 AM EDT Mon Jun 23 2025

MIZ047>049-053-054-240800-
Midland-Bay-Huron-Saginaw-Tuscola-
351 AM EDT Mon Jun 23 2025

This hazardous weather outlook is for the Saginaw Valley and portions
of the thumb.

.DAY ONE...Today and Tonight

Heat advisories remain in effect. Please see the latest urgent
weather message for additional information.

There is a 25 percent chance of thunderstorms after midnight. The
strongest storms will be capable of producing wind gusts to 55 MPH
and hail to one half inch in diameter as they move to the northeast
at 30 MPH.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Heat advisories remain in effect through Tuesday.

There is a chance for thunderstorms on Tuesday, with an isolated
severe thunderstorm possible. Locally intense rainfall is also
possible. The chances for strong thunderstorms with the potential for
heavy rain will continue Wednesday through Friday.

.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated at this time.

$$

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
351 AM EDT Mon Jun 23 2025

MIZ055-060>063-068>070-075-076-082-083-240800-
Sanilac-Shiawassee-Genesee-Lapeer-St. Clair-Livingston-Oakland-
Macomb-Washtenaw-Wayne-Lenawee-Monroe-
351 AM EDT Mon Jun 23 2025

This hazardous weather outlook is for southeast Michigan.

.DAY ONE...Today and Tonight

Heat advisories and warnings remain in effect. Please see the latest
urgent weather message for additional information.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Heat warnings and advisories remain in effect through Tuesday.

There is a chance for thunderstorms on Tuesday, with an isolated
severe thunderstorm possible. Locally intense rainfall is also
possible. The chances for strong thunderstorms with the potential for
heavy rain will continue Wednesday through Friday.

.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE