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FLUS43 KGRR 280806
HWOGRR

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
406 AM EDT Sat Jun 28 2025

MIZ037>040-043>046-050>052-056>059-064>067-071>074-290815-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
406 AM EDT Sat Jun 28 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...Sunday through Friday

Heat concerns on Sunday will be elevated as the combination of
temperatures near 90 and high humidity push heat index values
towards 100.

Thunderstorms will be possible Monday into Monday night as a cold
front pushes through the region. Some of these storms may be on
the strong side.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

LMZ844>849-290815-
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-
406 AM EDT Sat Jun 28 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...Sunday through Friday

Thunderstorms will be possible Monday into Monday night as a cold
front pushes through the region. Some of these storms may be on
the strong side.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

DUKE