637
FLUS43 KGRR 101933
HWOGRR

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
333 PM EDT Thu Jul 10 2025

MIZ037>040-043>046-050>052-056>059-064>067-071>074-111945-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
333 PM EDT Thu Jul 10 2025

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

.DAY ONE...This Afternoon and Tonight

Thunderstorms are possible along the lakeshore late tonight.
Severe weather is not expected.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Thunderstorms will be possible at times from Friday morning
through Saturday night. Friday afternoon/evening and Saturday
thunderstorms could be strong to severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Friday and Saturday.

$$

LMZ844>849-111945-
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-
333 PM EDT Thu Jul 10 2025

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

.DAY ONE...This Afternoon and Tonight

A chance of thunderstorms will develop late tonight. Severe
weather is not expected.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Thunderstorms will be possible at times from Friday morning
through Saturday night. Friday afternoon/evening and Saturday
thunderstorms could be strong to severe.

Winds and waves will increase late Friday and continue through
Saturday. These conditions will likely result in a moderate swim
risk for areas north of Holland.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Friday and Saturday.

$$