Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

Lat: 47.07579° N Lon: 109.26247° W Elev: 4723.0 ft.

NA

63°F

17°C

Humidity 38%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 16 Sep 05:30 PM MDT
Detailed forecast for

Snowy and Judith Mountains

Tonight
Mostly clear. Lows in the lower 40s. Southeast winds 5 to 10 mph with gusts to around 25 mph.
Thursday
Warmer. Mostly sunny. Highs 67 to 75. Southeast winds 5 to 15 mph.
Thursday Night
Mostly cloudy. Lows in the lower 50s. South winds 5 to 10 mph with gusts to around 25 mph shifting to the southwest after midnight.
Friday
Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 66 to 72. Northwest winds up to 10 mph. Chance of precipitation 50 percent.
Friday Night
Rain showers and chance of thunderstorms in the evening, then rain after midnight. Lows in the upper 40s. Northwest winds up to 10 mph. Chance of precipitation 90 percent.
Saturday
Rain showers and slight chance of thunderstorms in the morning, then rain showers and chance of thunderstorms in the afternoon. Highs 56 to 62. Chance of precipitation 90 percent.
Saturday Night
Mostly cloudy. Rain showers likely and slight chance of thunderstorms in the evening, then chance of rain after midnight. Lows in the upper 40s. Chance of precipitation 60 percent.
Sunday
Mostly sunny with a 20 percent chance of rain. Highs 62 to 68.
Sunday Night Through Monday Night
Mostly clear. Lows in the upper 40s. Highs 65 to 73.
Tuesday
Mostly sunny. Highs 65 to 73.
Tuesday Night And Wednesday
Mostly clear. Lows in the upper 40s. Highs 64 to 72.



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336 PM MDT Wed Sep 16 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database