Extreme Heat Warning

Locations Affected

Seney National Wildlife Refuge, MI ∙ Ewen, MI ∙ Portage Lake, MI ∙ Eagle Harbor, MI ∙ Ingalls, MI ∙ Escanaba, MI ∙ Siskiwit Bay, MI ∙ Torch Lake, MI ∙ Quinnesec, MI ∙ Powers, MI

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Marquette MI 1239 PM EDT Mon Jul 13 2026 ...EXTREME HEAT WARNING NOW IN EFFECT UNTIL 9 PM CDT /10 PM EDT/ TUESDAY... * WHAT...Dangerously hot conditions with heat index values from 105 to 110. * WHERE...Delta and Menominee Counties. * WHEN...Until 9 PM CDT /10 PM EDT/ Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Overnight low temperatures will range from 70 to 75 degrees, limiting recovery from heat. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

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