Montana Severe Extreme Heat Warning | Effective 08/02/2026 00:05

Headline: 
Extreme Heat Warning issued August 2 at 1:05AM MDT until August 2 at 12:00PM MDT by NWS Glasgow MT
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
August 2, 2026 - 12:05am
Expires: 
August 2, 2026 - 11:15am
Description: 
* WHAT...For the Extreme Heat Warning, dangerously hot overnight conditions with temperatures around 70. For the Lake Wind Advisory, northwest winds 15 to 25 mph with gusts up to 35 mph. * WHERE...Central and Southeast Phillips, Central and Southern Valley, Garfield, and Petroleum Counties including Fort Peck Lake. * WHEN...For the Extreme Heat Warning, until noon MDT today. For the Lake Wind Advisory, until 6 PM MDT this evening. * 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. * ADDITIONAL DETAILS...Wave heights up to 3 feet expected.
Instruction: 
Boaters on Fort Peck Lake should use extra caution since strong winds and rough waves can overturn small craft.
Area Description: 
Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield
Forcast Office: 
NWS Glasgow MT
Sender: 
w-nws.webmaster@noaa.gov