Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

21°F

-6°C

Humidity 84%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 16 Mar 12:45 AM MDT
Extended Forecast for

6 Miles E Elliston MT

  • Overnight

    Overnight: A 40 percent chance of snow.  Cloudy, with a low around 18. West southwest wind 10 to 13 mph, with gusts as high as 21 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow

  • Monday

    Monday: A chance of snow before 2pm, then a chance of rain and snow between 2pm and 3pm, then a chance of rain after 3pm.  Cloudy, with a high near 39. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph.  Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly before 9pm.  Snow level 8200 feet lowering to 6200 feet after midnight . Cloudy, then gradually becoming partly cloudy, with a low around 35. Breezy, with a west wind 20 to 23 mph, with gusts as high as 37 mph.

    Low: 35 °F

    Chance Rain
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon.  Snow level 6400 feet rising to 7800 feet in the afternoon. Mostly sunny, with a high near 47. Breezy, with a west wind 22 to 24 mph, with gusts as high as 38 mph.

    High: 47 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. West southwest wind 18 to 21 mph, with gusts as high as 33 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 51. Breezy.

    High: 51 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 57. Breezy.

    High: 57 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 40 percent chance of snow. Cloudy, with a low around 18. West southwest wind 10 to 13 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of less than a half inch possible.
Monday
A chance of snow before 2pm, then a chance of rain and snow between 2pm and 3pm, then a chance of rain after 3pm. Cloudy, with a high near 39. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Monday Night
A 40 percent chance of rain, mainly before 9pm. Snow level 8200 feet lowering to 6200 feet after midnight . Cloudy, then gradually becoming partly cloudy, with a low around 35. Breezy, with a west wind 20 to 23 mph, with gusts as high as 37 mph.
Tuesday
A 20 percent chance of rain after noon. Snow level 6400 feet rising to 7800 feet in the afternoon. Mostly sunny, with a high near 47. Breezy, with a west wind 22 to 24 mph, with gusts as high as 38 mph.
Tuesday Night
Mostly cloudy, with a low around 38. West southwest wind 18 to 21 mph, with gusts as high as 33 mph.
Wednesday
Partly sunny, with a high near 51. Breezy.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 57. Breezy.
Thursday Night
Partly cloudy, with a low around 43. Breezy.
Friday
A slight chance of rain after noon. Mostly sunny, with a high near 57. Breezy.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 40. Breezy.
Saturday
A chance of rain and snow. Snow level 7900 feet lowering to 6600 feet in the afternoon . Partly sunny, with a high near 49. Breezy.
Saturday Night
Mostly clear, with a low around 28. Breezy.
Sunday
A slight chance of snow. Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Elliston MT
 46.56°N 112.32°W (Elev. 6168 ft)
12:22 am MDT Mar 16, 2026
1am MDT Mar 16, 2026-6pm MDT Mar 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

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