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

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

NA

3°F

-16°C

Humidity 92%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 1°F (-17°C)
Visibility NA
Last update 15 Mar 05:30 AM MDT
Extended Forecast for

6 Miles E Elliston MT

  • Today

    Today: A 20 percent chance of snow after 5pm.  Mostly sunny, with a high near 23. Wind chill values as low as -6. West wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 23 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after midnight.  Mostly cloudy, with a low around 18. West southwest wind 9 to 13 mph, with gusts as high as 21 mph.  New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow

  • Monday

    Monday: Snow before 3pm, then rain likely.  High near 38. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow then
    Rain/Snow
    Likely and
    Breezy

  • Monday Night

    Monday Night: A chance of rain before 3am, then a slight chance of rain and snow.  Snow level 7800 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 35. Breezy, with a west southwest wind 20 to 22 mph, with gusts as high as 34 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 35 °F

    Breezy.
    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A slight chance of rain and snow before 9am, then a chance of rain.  Snow level 6600 feet rising to 8200 feet in the afternoon. Partly sunny, with a high near 46. Breezy, with a west southwest wind 23 to 25 mph, with gusts as high as 39 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 46 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Slight Chance
    Rain and
    Breezy then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52. Breezy.

    High: 52 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. Breezy.

    High: 55 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
A 20 percent chance of snow after 5pm. Mostly sunny, with a high near 23. Wind chill values as low as -6. West wind 6 to 15 mph, with gusts as high as 24 mph.
Tonight
A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 18. West southwest wind 9 to 13 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
Monday
Snow before 3pm, then rain likely. High near 38. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of rain before 3am, then a slight chance of rain and snow. Snow level 7800 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 35. Breezy, with a west southwest wind 20 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A slight chance of rain and snow before 9am, then a chance of rain. Snow level 6600 feet rising to 8200 feet in the afternoon. Partly sunny, with a high near 46. Breezy, with a west southwest wind 23 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 38. Breezy.
Wednesday
Partly sunny, with a high near 52. Breezy.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 55. Breezy.
Thursday Night
Partly cloudy, with a low around 41. Breezy.
Friday
A slight chance of rain. Partly sunny, with a high near 58. Breezy.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
A slight chance of rain. Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Elliston MT
 46.56°N 112.32°W (Elev. 6168 ft)
2:01 am MDT Mar 15, 2026
5am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

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