Montana Severe Extreme Heat Warning | Effective 07/31/2026 10:20

Headline: 
Extreme Heat Warning issued July 31 at 11:20AM MDT until August 2 at 6:00PM MDT by NWS Glasgow MT
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 31, 2026 - 10:20am
Expires: 
August 1, 2026 - 2:15am
Description: 
* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 104 expected. For the Lake Wind Advisory, west winds 15 to 25 mph with gusts up to 30 mph expected. * WHERE...For the Extreme Heat Warning, McCone County. For the Lake Wind Advisory, Fort Peck Lake. * WHEN...For the Extreme Heat Warning, from noon Saturday to 6 PM MDT Sunday. For the Lake Wind Advisory, from 6 PM Saturday to 6 PM MDT Sunday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Heat related illnesses increase significantly during extreme heat and high humidity events.
Instruction: 
Boaters on Fort Peck Lake should use extra caution since strong winds and rough waves can overturn small craft. 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. Take extra precautions when outside. 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: 
McCone
Forcast Office: 
NWS Glasgow MT
Sender: 
w-nws.webmaster@noaa.gov