# HEADLINE
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EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THURSDAY
# DETAILS
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WHAT
Dangerously hot conditions with heat index values up to 108.
WHERE
All of southeast Michigan.
WHEN
Until 8 PM EDT Thursday.
IMPACTS
Heat related illnesses increase significantly during extreme heat and high humidity events.
ISSUED AT
Wednesday, July 1, 2026 at 2:41 AM EDT
ISSUED BY
National Weather Service Detroit/Pontiac MI
HEADER
URGENT - WEATHER MESSAGE
# PRECAUTIONARY/PREPAREDNESS ACTIONS
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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.
To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Check with local emergency management officials for information on cooling center availability.
# AREAS AFFECTED
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Lapeer, Lenawee, Bay, Genesee, Huron, Livingston, Macomb, Midland, Monroe, Oakland, Saginaw, Sanilac, Shiawassee, St. Clair, Tuscola, Washtenaw, Wayne
Including the cities of Detroit, Howell, Bay City, Bad Axe, Owosso, Adrian, Midland, Sandusky, Lapeer, Saginaw, Caro, Flint, Port Huron, Ann Arbor, Monroe, Warren, and Pontiac