Montana Severe Extreme Heat Warning | Effective 07/24/2026 12:31

Headline: 
Extreme Heat Warning issued July 24 at 1:31PM MDT until July 26 at 9:00PM MDT by NWS Great Falls MT
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 24, 2026 - 12:31pm
Expires: 
July 25, 2026 - 3:45am
Description: 
* WHAT...Dangerously hot conditions. High temperatures between 100 and 107 degrees expected, with overnight temperatures only dropping to the mid to upper 60s. * WHERE...Bears Paw Mountains and Southern Blaine, Cascade County below 5000ft, Fergus County below 4500ft, Hill County, Judith Basin County and Judith Gap, Northern Blaine County, and Western and Central Chouteau County. * WHEN...Until 9 PM MDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat. * ADDITIONAL DETAILS...Heat will peak during the day on Saturday, with afternoon and evening high temperatures peaking between 100 and 107 degrees.
Instruction: 
Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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: 
Hill County; Northern Blaine County; Western and Central Chouteau County; Bears Paw Mountains and Southern Blaine; Cascade County below 5000ft; Judith Basin County and Judith Gap; Fergus County below 4500ft
Forcast Office: 
NWS Great Falls MT