Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

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

unknown precip

53°F

12°C

Humidity 94%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 26 May 11:45 PM MDT
Extended Forecast for

4 Miles NW Helmville MT

  • Overnight

    Overnight: Areas of fog.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Areas Fog

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 84. Light and variable wind.

    High: 84 °F

    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of rain and thunderstorms before 10pm, then a slight chance of rain between 10pm and 11pm.  Partly cloudy, with a low around 46. Calm wind.  Chance of precipitation is 40%.

    Low: 46 °F

    Chance Rain
    then Mostly
    Clear

  • Thursday

    Thursday: A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 89. Calm wind becoming east southeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight.  Partly cloudy, with a low around 48. East wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then rain likely after midnight.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Showers
    Likely

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. Light and variable wind.
Wednesday Night
A chance of rain and thunderstorms before 10pm, then a slight chance of rain between 10pm and 11pm. Partly cloudy, with a low around 46. Calm wind. Chance of precipitation is 40%.
Thursday
A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Partly cloudy, with a low around 48. East wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 66.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then rain likely after midnight. Mostly cloudy, with a low around 39.
Sunday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 64.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38.
Monday
A chance of rain and thunderstorms. Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Helmville MT
 46.92°N 113.01°W (Elev. 4285 ft)
2:01 pm MDT May 26, 2026
12am MDT May 27, 2026-6pm MDT Jun 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database