Dangerous Heat Lingers in the Southern U.S.; Heavy Rain and Thunderstorms in the Midwest

Heat advisories linger across the Southern Plains and the Lower Mississippi Valley today for hot temperatures and dangerous heat indices. Also, Severe thunderstorms and heavy rain will roll through the Midwest. Expect flash flooding, damaging winds, large hail and even a few tornadoes from the Central Plains and Mid Mississippi Valley to the western Ohio Valley and Great Lakes. Read More >

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Last Map Update: Wed, Jul. 15, 2020 at 12:43:29 pm MDT

Watches, Warnings & Advisories


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There are no watches, warnings, or advisories at this time.

Warm, Dry, & Breezy

Latest 90 Degree Day

Elevated Fire Weather Conditions will exist to end the work week due to warming temperatures, breezy winds, and dry conditions. Afternoon relative humidity values on both Thursday and Friday are expected to fall as low as 15% to 25%, with wind gusts of 25 to 30 mph..

Four of our seven climate sites across our area of responsibility (Southwest, Central, and North Central Montana) have yet to reach 90 degrees or greater for a high temperatures this year. These four sites are Cut Bank (86 degrees on June 12th and 23rd), Dillon (88 degrees on May 30th and June 11th), Great Falls (89 degrees on June 12th), and Lewistown (88 degrees on June 13th). Here is a list of the top 5 latest dates for the first 90 degree or greater high temperature.

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Dangerous Heat Lingers in the Southern U.S.; Heavy Rain and Thunderstorms in the Midwest

NWS Forecast Office Great Falls, MT