Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains into the morning. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

NA

39°F

4°C

Humidity 99%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 02 Apr 02:45 AM MDT
Extended Forecast for

Greenough MT

Winter Weather Advisory April 2, 06:00am until April 3, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Rain before 5am, then rain likely, possibly mixed with snow.  Areas of fog. Low around 30. Calm wind.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow and
    Areas Fog

  • Thursday

    Thursday: Rain and snow, becoming all snow after 1pm.  Patchy fog before 7am. High near 38. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Rain/Snow and
    Patchy Fog
    then Snow

  • Thursday Night

    Thursday Night: Snow, mainly before midnight.  Patchy fog after 5am. Low around 27. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Snow then
    Chance Snow
    and Patchy
    Fog

  • Friday

    Friday: A slight chance of snow, mixing with rain after 9am, then gradually ending.  Snow level rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 48. Calm wind becoming west around 6 mph in the afternoon.  Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 22. West wind around 5 mph becoming calm  in the evening.

    Low: 22 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am.  Otherwise, sunny, with a high near 57.

    High: 57 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain before 5am, then rain likely, possibly mixed with snow. Areas of fog. Low around 30. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Rain and snow, becoming all snow after 1pm. Patchy fog before 7am. High near 38. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
Snow, mainly before midnight. Patchy fog after 5am. Low around 27. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
A slight chance of snow, mixing with rain after 9am, then gradually ending. Snow level rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 48. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 22. West wind around 5 mph becoming calm in the evening.
Saturday
Areas of fog before 9am. Otherwise, sunny, with a high near 57.
Saturday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 26.
Sunday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Sunny, with a high near 61.
Tuesday Night
A chance of rain and snow. Partly cloudy, with a low around 31.
Wednesday
A chance of rain and snow. Snow level 4100 feet. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenough MT
 46.92°N 113.45°W (Elev. 3783 ft)
2:01 am MDT Apr 2, 2026
3am MDT Apr 2, 2026-6pm MDT Apr 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database