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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Logan Pass Visitors Center (LGPVC)

Lat: 48.6949°NLon: 113.7169°WElev: 6775.0ft.

NA

N/A

Humidity 87%
Wind Speed W 19 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 22 Dec 01:00 PM MST
Extended Forecast for

10 Miles SW St Mary MT

Winter Weather Advisory December 26, 08:00am until December 27, 02:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 50 percent chance of snow. Mostly cloudy, with a low around 23. Southwest wind around 20 mph, with gusts as high as 28 mph. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 27. Breezy, with a southwest wind 17 to 22 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 27 °F

    Heavy Snow
    and Breezy

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around -5. Wind chill values as low as -10. Breezy, with a southwest wind 21 to 29 mph becoming northeast after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    Low: -5 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: Snow, mainly before 11am. The snow could be heavy at times. High near 6. Wind chill values as low as -25. Northeast wind 9 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 6 °F

    Heavy Snow
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -7. West wind 7 to 14 mph becoming north in the evening. Winds could gust as high as 20 mph.

    Low: -7 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 9. West southwest wind around 18 mph, with gusts as high as 25 mph.

    High: 9 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 8. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 31 mph.

    Low: 8 °F

    Mostly Cloudy
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 17. Breezy, with a west southwest wind 21 to 26 mph, with gusts as high as 32 mph.

    High: 17 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16. Breezy.

    Low: 16 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
A 50 percent chance of snow. Mostly cloudy, with a low around 23. Southwest wind around 20 mph, with gusts as high as 28 mph. Total nighttime snow accumulation of 2 to 4 inches possible.
Friday
Snow. The snow could be heavy at times. High near 27. Breezy, with a southwest wind 17 to 22 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around -5. Wind chill values as low as -10. Breezy, with a southwest wind 21 to 29 mph becoming northeast after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Saturday
Snow, mainly before 11am. The snow could be heavy at times. High near 6. Wind chill values as low as -25. Northeast wind 9 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Partly cloudy, with a low around -7. West wind 7 to 14 mph becoming north in the evening. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 9. West southwest wind around 18 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 8. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 31 mph.
Monday
Partly sunny, with a high near 17. Breezy, with a west southwest wind 21 to 26 mph, with gusts as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 16. Breezy.
Tuesday
Mostly cloudy, with a high near 22. Breezy.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
A chance of snow. Mostly cloudy, with a high near 23.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 18.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 25.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SW St Mary MT
 48.64°N 113.61°W (Elev. 7448 ft)
Last Update:
2:46 am MST Dec 26, 2025
Forecast Valid:
5am MST Dec 26, 2025-6pm MST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation