Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

NA

45°F

7°C

Humidity 91%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 19 Aug 04:30 AM MDT
Extended Forecast for

5 Miles N Helmville MT

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 86. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 46. West wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 89. Calm wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 91. Light and variable wind.
Friday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 50.
Saturday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Helmville MT
 46.93°N 112.95°W (Elev. 4344 ft)
1:56 am MDT Aug 19, 2026
4am MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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