Montana Severe Extreme Heat Watch | Effective 07/08/2026 10:24

Headline: 
Extreme Heat Watch issued July 8 at 11:24AM MDT until July 13 at 6:00AM MDT by NWS Glasgow MT
Event: 
Extreme Heat Watch
Urgency: 
Future
Effective: 
July 8, 2026 - 10:24am
Expires: 
July 9, 2026 - 10:30am
Description: 
* WHAT...Dangerously hot and humid conditions. High temperatures will be in the mid 90s to low 100s on Saturday and upper 90s to mid 100s on Sunday. Isolated highs near 110 degrees possible in the Yellowstone River Valley on Sunday. * WHERE...All of northeast Montana. * WHEN...From Saturday morning through late Sunday night. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Overnight temperatures will range from the upper 60s to mid 70s both Saturday night and Sunday night, providing little relief from the heat.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
Central and Southeast Phillips; Central and Southern Valley; Daniels; Sheridan; Western Roosevelt; Petroleum; Garfield; McCone; Richland; Dawson; Prairie; Wibaux; Northern Phillips; Southwest Phillips; Northern Valley; Eastern Roosevelt
Forcast Office: 
NWS Glasgow MT