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FLUS43 KGRR 200718
HWOGRR
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
318 AM EDT MON APR 20 2026
MIZ037>040-043>046-050>052-056>059-064>067-071>074-210730-
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
318 AM EDT MON APR 20 2026
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
TUESDAY THROUGH SUNDAY
THERE IS A SLIGHT CHANCE OF A THUNDERSTORM TUESDAY EVENING NEAR
AND SOUTH OF I-94. SCATTERED THUNDERSTORMS ARE ALSO POSSIBLE ON
FRIDAY. THE CHANCE OF SEVERE WEATHER IS LOW.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED.
LMZ844>849-210730-
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-
318 AM EDT MON APR 20 2026
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS FROM
ST JOSEPH TO MANISTEE.
DAY ONE
TODAY AND TONIGHT
HAZARDOUS WAVES FOR SMALL CRAFT MAY BUILD AFTER SUNSET TODAY NORTH
OF WHITEHALL.
DAYS TWO THROUGH SEVEN
TUESDAY THROUGH SUNDAY
HAZARDOUS WINDS AND WAVES ON LAKE MICHIGAN ARE LIKELY TUESDAY
MORNING.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED.
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