Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

GREENFIELDS (GFMT)

Lat: 47.65833°NLon: 111.8125°WElev: 3820.0ft.

NA

1°F

-17°C

Humidity 87%
Wind Speed S 3 MPH
Barometer NA
Dewpoint -2°F (-19°C)
Visibility NA
Last update 15 Mar 03:00 AM MDT
Extended Forecast for

Fort Shaw MT

  • Today

    Today: Mostly sunny, with a high near 29. Wind chill values as low as -5. Light southwest wind becoming west southwest 10 to 15 mph in the morning. Winds could gust as high as 18 mph.

    High: 29 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 16. Light south southwest wind increasing to 5 to 10 mph in the evening.

    Low: 16 °F

    Increasing
    Clouds

  • Monday

    Monday: A chance of snow before noon, then a chance of rain.  Mostly cloudy, with a high near 49. South southwest wind 11 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 49 °F

    Chance Snow
    then Chance
    Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight.  Cloudy, with a low around 41. Breezy, with a southwest wind 24 to 28 mph, with gusts as high as 38 mph.

    Low: 41 °F

    Breezy.
    Chance Rain
    then Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain.  Mostly cloudy, with a high near 60. Windy, with a west southwest wind 26 to 30 mph, with gusts as high as 45 mph.

    High: 60 °F

    Slight Chance
    Rain and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 33 mph.

    Low: 45 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Breezy, with a west southwest wind 18 to 28 mph, with gusts as high as 40 mph.

    High: 64 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47. Southwest wind 18 to 21 mph, with gusts as high as 31 mph.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 68. Windy.

    High: 68 °F

    Partly Sunny
    and Windy

Detailed Forecast

Today
Mostly sunny, with a high near 29. Wind chill values as low as -5. Light southwest wind becoming west southwest 10 to 15 mph in the morning. Winds could gust as high as 18 mph.
Tonight
Increasing clouds, with a low around 16. Light south southwest wind increasing to 5 to 10 mph in the evening.
Monday
A chance of snow before noon, then a chance of rain. Mostly cloudy, with a high near 49. South southwest wind 11 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of rain before midnight. Cloudy, with a low around 41. Breezy, with a southwest wind 24 to 28 mph, with gusts as high as 38 mph.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 60. Windy, with a west southwest wind 26 to 30 mph, with gusts as high as 45 mph.
Tuesday Night
Mostly cloudy, with a low around 45. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 33 mph.
Wednesday
Partly sunny, with a high near 64. Breezy, with a west southwest wind 18 to 28 mph, with gusts as high as 40 mph.
Wednesday Night
Mostly cloudy, with a low around 47. Southwest wind 18 to 21 mph, with gusts as high as 31 mph.
Thursday
Partly sunny, with a high near 68. Windy.
Thursday Night
Mostly cloudy, with a low around 48. Breezy.
Friday
Partly sunny, with a high near 72. Breezy.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 73. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Shaw MT
 47.51°N 111.81°W (Elev. 3599 ft)
3:16 am MDT Mar 15, 2026
4am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database