Maine Severe Extreme Heat Warning | Effective 07/01/2026 21:36

Headline: 
Extreme Heat Warning issued July 2 at 12:36AM EDT until July 2 at 8:00PM EDT by NWS Gray ME
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 1, 2026 - 9:36pm
Expires: 
July 2, 2026 - 9:45am
Description: 
* WHAT...Dangerously hot conditions with heat index values up to 107 expected. * WHERE...Coastal Waldo, Interior Waldo, Kennebec, Knox, Lincoln, Sagadahoc, and Coastal Cumberland Counties. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Instruction: 
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.
Area Description: 
Kennebec; Interior Waldo; Coastal Cumberland; Sagadahoc; Lincoln; Knox; Coastal Waldo
Forcast Office: 
NWS Gray ME