Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

HELENA VALLEY (HVMT)

Lat: 46.67917° N Lon: 111.98333° W Elev: 3673.0 ft.

NA

76°F

24°C

Humidity 43%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Heat Index78°F (26°C)
Last update 13 Jul 10:00 AM MDT
Detailed forecast for

Helena Valley

Rest Of Today
Sunny. Highs 90 to 95. Southwest winds up to 5 mph shifting to the west 5 to 15 mph in the afternoon.
Tonight
Mostly clear. Lows around 60. West winds up to 10 mph.
Monday
Sunny. Highs 90 to 95. Southwest winds up to 10 mph increasing to west 10 to 20 mph in the afternoon.
Monday Night
Windy, cooler. Mostly cloudy. Chance of thunderstorms in the evening, then rain showers likely after midnight. Lows around 50. Northwest winds 20 to 30 mph becoming north 10 to 20 mph after midnight. Chance of precipitation 60 percent.
Tuesday
Much cooler. Mostly cloudy. Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs 60 to 65. North winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation 60 percent.
Tuesday Night
Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 45. Chance of precipitation 50 percent.
Wednesday
Mostly cloudy with a 20 percent chance of rain showers. Highs around 70.
Wednesday Night Through Friday Night
Mostly clear. Lows 45 to 55. Highs 80 to 85.
Saturday
Sunny. Highs around 90.



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933 AM MDT Sun Jul 13 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database