Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

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

NA

29°F

-2°C

Humidity 96%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 17 Oct 02:30 AM MDT
Extended Forecast for

7 Miles NNW Helmville MT

  • Overnight

    Overnight: Widespread frost.  Otherwise, mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Frost

  • Saturday

    Saturday: Widespread frost before 10am.  Otherwise, mostly sunny, with a high near 66. Light and variable wind becoming west 11 to 16 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 66 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 29. West wind 12 to 17 mph becoming light and variable  in the evening. Winds could gust as high as 24 mph.

    Low: 29 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Calm wind.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Widespread frost. Otherwise, mostly clear, with a low around 28. Calm wind.
Saturday
Widespread frost before 10am. Otherwise, mostly sunny, with a high near 66. Light and variable wind becoming west 11 to 16 mph in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 29. West wind 12 to 17 mph becoming light and variable in the evening. Winds could gust as high as 24 mph.
Sunday
Mostly sunny, with a high near 60. Calm wind.
Sunday Night
Mostly clear, with a low around 29. Calm wind.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
A slight chance of rain. Mostly sunny, with a high near 61.
Thursday Night
Rain likely. Mostly cloudy, with a low around 30.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Helmville MT
 46.96°N 113.02°W (Elev. 4298 ft)
2:01 am MDT Oct 17, 2026
2am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database