921
FLUS43 KGRR 041939
HWOGRR
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
340 PM EDT FRI JUL 4 2025
MIZ037>040-043>046-050>052-056>059-064>067-071>074-050830-
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
340 PM EDT FRI JUL 4 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER
MICHIGAN.
DAY ONE
TODAY AND TONIGHT
SCATTERED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON, MAINLY EAST OF
U.S.-131. SEVERE WEATHER IS NOT EXPECTED BUT LIGHTNING IS A THREAT
TO THOSE OUTDOORS DURING ANY THUNDERSTORM.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY
HOT AND HUMID CONDITIONS ARE LIKELY ON SATURDAY, WITH TEMPERATURES
CLIMBING INTO THE LOWER 90S AND THE HEAT INDEX REACHING THE MID
90S.
SCATTERED THUNDERSTORMS ARE POSSIBLE ON SUNDAY.
WAVES AND CURRENTS ON LAKE MICHIGAN WILL POSE A MODERATE TO HIGH
SWIM RISK AT SOME BEACHES SATURDAY AND SUNDAY.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED.
LMZ844>849-050830-
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-
340 PM EDT FRI JUL 4 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS FROM
ST JOSEPH TO MANISTEE.
DAY ONE
TODAY AND TONIGHT
THERE IS A SMALL CHANCE OF AN ISOLATED THUNDERSTORM THROUGH THIS
EVENING. SEVERE WEATHER IS NOT EXPECTED. LIGHTNING WILL BE THE MAIN
HAZARD.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY
WAVES AND CURRENTS ON LAKE MICHIGAN WILL POSE A MODERATE TO HIGH
SWIM RISK AT SOME BEACHES SATURDAY AND SUNDAY, AND WINDS AND WAVES
MAY BE HAZARDOUS FOR SMALL CRAFT.
SCATTERED THUNDERSTORMS ARE POSSIBLE ON SUNDAY.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED.
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