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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

Gary Cooper Bridge I-15 MP 242 (MTYEP)

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

NA

40°F

4°C

Humidity 37%
Wind Speed NNE 7 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 30 Dec 06:15 AM MST
Extended Forecast for

9 Miles W Cascade MT

  • Today

    Today: Patchy blowing snow before 11am. Sunny, with a high near 41. Breezy, with a south southwest wind 17 to 23 mph, with gusts as high as 32 mph.

    High: 41 °F

    Patchy
    Blowing Snow
    then Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 35. Breezy, with a south southwest wind around 24 mph, with gusts as high as 33 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Breezy, with a south southwest wind around 23 mph, with gusts as high as 32 mph.

    High: 44 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35. Breezy, with a south southwest wind around 22 mph, with gusts as high as 31 mph.

    Low: 35 °F

    Mostly Cloudy
    and Breezy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 41. South southwest wind 11 to 21 mph, with gusts as high as 29 mph.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. South southwest wind 13 to 18 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 44. South southwest wind 18 to 20 mph, with gusts as high as 28 mph.

    High: 44 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. South southwest wind 17 to 20 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow after 11am. Partly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Today
Patchy blowing snow before 11am. Sunny, with a high near 41. Breezy, with a south southwest wind 17 to 23 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 35. Breezy, with a south southwest wind around 24 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 44. Breezy, with a south southwest wind around 23 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly cloudy, with a low around 35. Breezy, with a south southwest wind around 22 mph, with gusts as high as 31 mph.
New Year's Day
Partly sunny, with a high near 41. South southwest wind 11 to 21 mph, with gusts as high as 29 mph.
Thursday Night
Mostly cloudy, with a low around 35. South southwest wind 13 to 18 mph, with gusts as high as 24 mph.
Friday
Mostly cloudy, with a high near 44. South southwest wind 18 to 20 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 36. South southwest wind 17 to 20 mph, with gusts as high as 28 mph.
Saturday
A slight chance of rain and snow after 11am. Partly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Cascade MT
 47.27°N 111.89°W (Elev. 4797 ft)
Last Update:
3:33 am MST Dec 30, 2025
Forecast Valid:
6am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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