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FLUS43 KGRR 300826
HWOGRR

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
426 AM EDT Mon Jun 30 2025

MIZ037>040-043>046-050>052-056>059-064>067-071>074-010830-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
426 AM EDT Mon Jun 30 2025

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

.DAY ONE...Today and Tonight

Thunderstorms are expected today, especially between the hours of
1100am and 700pm as a cold front moves through the area. Threats
from storms today will include lightning, locally heavy rainfall
and wind gusts of 50 to 60 mph in the strongest storms.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

LMZ844>849-010830-
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-
426 AM EDT Mon Jun 30 2025

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

.DAY ONE...Today and Tonight

Thunderstorms are possible over Lake Michigan today. The main
threats will be lightning and wind gusts in excess of 35 knots.
Storms will be possible both this morning and during the afternoon
as a cold front approaches and moves through the area.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

DUKE