Montana Severe Extreme Heat Warning | Effective 07/31/2026 11:06

Headline: 
Extreme Heat Warning issued July 31 at 12:06PM MDT until August 2 at 3:00AM MDT by NWS Great Falls MT
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 31, 2026 - 11:06am
Expires: 
August 1, 2026 - 5:15am
Description: 
* WHAT...Dangerously hot conditions. High temperatures between 100 and 105 degrees expected. * WHERE...Cascade County below 5000ft and Judith Basin County and Judith Gap. * WHEN...From noon Saturday to 3 AM MDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat.
Instruction: 
Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. If you must spend time outdoors, 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.
Area Description: 
Cascade County below 5000ft; Judith Basin County and Judith Gap
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov