550
FLUS43 KGRR 130850
HWOGRR

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
450 AM EDT Fri Jun 13 2025

MIZ037>040-043>046-050>052-056>059-064>067-071>074-140900-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
450 AM EDT Fri Jun 13 2025

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

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Thunderstorms will be possible mid week and some of these could be
on the strong side, especially on Wednesday. With building heat
and humidity, heat index readings may exceed 90 degrees Tuesday
and Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

LMZ844>849-140900-
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-
450 AM EDT Fri Jun 13 2025

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

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Thunderstorms will be possible mid week and some of these could be
on the strong side, especially on Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$