Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

JETTE (JETM8)

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

NA

36°F

2°C

Humidity 72%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 01 Apr 03:43 AM MDT
Extended Forecast for

3 Miles NW Big Arm MT

  • Today

    Today: A 40 percent chance of rain, mainly after 3pm.  Mostly cloudy, with a high near 54. Light and variable wind.

    High: 54 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tonight

    Tonight: Rain.  Low around 36. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain before 9am, then rain and snow between 9am and 3pm, then rain after 3pm.  High near 44. Southwest wind 3 to 7 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain likely before 9pm, then rain and snow likely between 9pm and 3am, then a slight chance of snow after 3am.  Cloudy, with a low around 34. West southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Friday

    Friday: Mostly cloudy, with a high near 50. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of rain, mainly after 3pm. Mostly cloudy, with a high near 54. Light and variable wind.
Tonight
Rain. Low around 36. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain before 9am, then rain and snow between 9am and 3pm, then rain after 3pm. High near 44. Southwest wind 3 to 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain likely before 9pm, then rain and snow likely between 9pm and 3am, then a slight chance of snow after 3am. Cloudy, with a low around 34. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
Mostly cloudy, with a high near 50. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Big Arm MT
 47.84°N 114.32°W (Elev. 2940 ft)
2:01 am MDT Apr 1, 2026
4am MDT Apr 1, 2026-6pm MDT Apr 7, 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