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Extreme Heat Watch

Status

Event Extended (Time) Active alert

Start Time

Sat 06/21/2025 12:00 PM EDT

End Time

Tue 06/24/2025 08:00 PM EDT

Significance

Watch

Impacts

Moderate impact

Locations Affected

Grand Rapids, MI ∙ Lansing, MI ∙ Wyoming, MI ∙ Kalamazoo, MI ∙ Battle Creek, MI ∙ Kalamazoo Battle Creek Intl Airport, MI ∙ Nashville, MI ∙ Rives Junction, MI ∙ Lawrence, MI ∙ Grandville, MI

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 949 AM EDT Fri Jun 20 2025 ...EXTREME HEAT WATCH NOW IN EFFECT FROM SATURDAY AFTERNOON THROUGH TUESDAY EVENING... * WHAT...Dangerously hot conditions with heat index values of 100 to 105 degrees possible. * WHERE...Portions of south central and southwest Michigan. * WHEN...From Saturday afternoon through Tuesday evening. * 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.

Technical Header

MIZ056>059-064>067-071>074-202200- /O.EXT.KGRR.XH.A.0001.250621T1600Z-250625T0000Z/ Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren- Kalamazoo-Calhoun-Jackson- Including the cities of Hastings, Battle Creek, Kalamazoo, Jackson, Jenison, Grand Haven, Charlotte, Lansing, Ionia, St. Johns, Holland, Grand Rapids, and South Haven 949 AM EDT Fri Jun 20 2025