National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Gary Cooper Bridge I-15 MP 242 (MTYEP)

Lat: 47.13948°NLon: 111.85908°WElev: 3427.0ft.

NA

38°F

3°C

Humidity 28%
Wind Speed NNE 20 MPH
Barometer NA
Dewpoint 8°F (-13°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 10 Mar 02:15 PM MDT
Extended Forecast for

4 Miles WSW Cascade MT

High Wind Warning March 12, 12:00am until March 12, 06:00pm
Click here for hazard details and duration
High Wind Warning

  • This Afternoon

    This Afternoon: A 30 percent chance of snow, mainly before 4pm. Mostly sunny, with a high near 35. West wind around 21 mph, with gusts as high as 30 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 7pm. Partly cloudy, with a low around 22. Southwest wind 16 to 21 mph, with gusts as high as 30 mph.

    Low: 22 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of snow after 2pm. Mostly sunny, with a high near 41. Windy, with a west southwest wind 22 to 32 mph, with gusts as high as 47 mph.

    High: 41 °F

    Windy. Mostly
    Sunny then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Snow likely before 3am, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 38. Very windy, with a southwest wind 28 to 38 mph increasing to 45 to 55 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 38 °F

    Chance Snow
    and Breezy
    then
    Rain/Snow
    Likely and
    Very Windy

  • Thursday

    Thursday: Rain, possibly mixed with snow, becoming all snow after 9am. High near 45. Very windy, with a west wind 50 to 55 mph decreasing to 39 to 44 mph in the afternoon. Winds could gust as high as 75 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 45 °F

    Very Windy.
    Rain/Snow
    then Snow

  • Thursday Night

    Thursday Night: Snow. Low around 31. Windy, with a southwest wind 28 to 33 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow and
    Windy

  • Friday

    Friday: Snow. High near 39. Southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Snow

  • Friday Night

    Friday Night: Snow. Cloudy, with a low around 22. North northwest wind 10 to 18 mph, with gusts as high as 26 mph.

    Low: 22 °F

    Snow

  • Saturday

    Saturday: Snow. Cloudy, with a high near 31.

    High: 31 °F

    Snow

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly before 4pm. Mostly sunny, with a high near 35. West wind around 21 mph, with gusts as high as 30 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 20 percent chance of snow before 7pm. Partly cloudy, with a low around 22. Southwest wind 16 to 21 mph, with gusts as high as 30 mph.
Wednesday
A 20 percent chance of snow after 2pm. Mostly sunny, with a high near 41. Windy, with a west southwest wind 22 to 32 mph, with gusts as high as 47 mph.
Wednesday Night
Snow likely before 3am, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 38. Very windy, with a southwest wind 28 to 38 mph increasing to 45 to 55 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow, becoming all snow after 9am. High near 45. Very windy, with a west wind 50 to 55 mph decreasing to 39 to 44 mph in the afternoon. Winds could gust as high as 75 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday Night
Snow. Low around 31. Windy, with a southwest wind 28 to 33 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday
Snow. High near 39. Southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday Night
Snow. Cloudy, with a low around 22. North northwest wind 10 to 18 mph, with gusts as high as 26 mph.
Saturday
Snow. Cloudy, with a high near 31.
Saturday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 12.
Sunday
A slight chance of snow. Mostly sunny, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Cascade MT
 47.24°N 111.79°W (Elev. 4747 ft)
Last Update:
2:17 pm MDT Mar 10, 2026
Forecast Valid:
2pm MDT Mar 10, 2026-6pm MDT Mar 16, 2026
 
Forecast Discussion
 
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