Maine Severe Extreme Heat Warning | Effective 07/01/2026 10:44

Headline: 
Extreme Heat Warning issued July 1 at 1:44PM EDT until July 2 at 8:00PM EDT by NWS Gray ME
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 1, 2026 - 10:44am
Expires: 
July 2, 2026 - 12:45am
Description: 
* WHAT...Dangerously hot conditions with heat index values up to 110 expected. * WHERE...Coastal Waldo and Knox Counties. * WHEN...From 11 AM to 8 PM EDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Overnight low temperatures will only fall into the 70s, resulting in accumulated heat stress.
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: 
Knox; Coastal Waldo
Forcast Office: 
NWS Gray ME