Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

50°F

10°C

Humidity 57%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 18 Oct 06:43 PM MDT
Extended Forecast for

Big Arm MT

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain after noon.  Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. Calm wind.
Monday
Partly sunny, with a high near 62. Calm wind.
Monday Night
Mostly cloudy, with a low around 40. Calm wind.
Tuesday
Mostly sunny, with a high near 63. Calm wind.
Tuesday Night
Partly cloudy, with a low around 41. Calm wind.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
A chance of rain after noon. Partly sunny, with a high near 63.
Thursday Night
Rain likely. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Mostly cloudy, with a high near 52.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 50.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Big Arm MT
 47.8°N 114.31°W (Elev. 3002 ft)
2:01 pm MDT Oct 18, 2026
7pm MDT Oct 18, 2026-6pm MDT Oct 25, 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