846 

WWUS73 KGRR 290342

NPWGRR



URGENT - WEATHER MESSAGE

National Weather Service Grand Rapids MI

1142 PM EDT Sun Jun 28 2026



MIZ037>040-043>046-050>052-056>059-064>067-071>074-292200-

/O.CON.KGRR.XH.W.0001.260629T1800Z-260703T0000Z/

Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-

Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-

Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-

Including the cities of Hart, Kalamazoo, Ionia, Alma, Big Rapids,

Charlotte, Baldwin, Clare, Grand Rapids, Fremont, Jackson,

Jenison, Reed City, Lansing, Greenville, St. Johns, Grand Haven,

Ludington, Mount Pleasant, Hastings, South Haven, Battle Creek,

Holland, and Muskegon

1142 PM EDT Sun Jun 28 2026



...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 2 PM MONDAY TO 8 PM 

EDT THURSDAY...



* WHAT...Dangerously hot conditions with heat index values up to 105 

  expected.



* WHERE...Portions of central, south central, southwest, and west 

  central Michigan.



* WHEN...From 2 PM Monday to 8 PM EDT Thursday.



* IMPACTS...Heat related illnesses increase significantly during 

  extreme heat and high humidity events.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Drink plenty of fluids, stay in an air-conditioned room, stay out of 

the sun, and check up on relatives and neighbors.



&&



$$