National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 39.84°N 105.69°W (Text-Only)
NWS Forecast for: 3 Miles WNW Saint Marys Glacier CO
Issued by: National Weather Service Denver-Boulder, CO
Last Update: 11:46 pm MST Feb 11, 2026		Print

  • Overnight

    Overnight: Snow likely. Cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a west wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 14 °F

    Snow Likely
    and Blustery


  • Thursday

    Thursday: Snow. High near 20. Wind chill values as low as zero. Blustery, with a west northwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 20 °F

    Snow and
    Blustery


  • Thursday
    Night

    Thursday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 10. Wind chill values as low as -4. West wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 10 °F

    Snow Likely



  • Friday

    Friday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 23. Wind chill values as low as -5. West wind 10 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 23 °F

    Snow Likely



  • Friday
    Night

    Friday Night: A 40 percent chance of snow. Cloudy, with a low around 9. West northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 9 °F

    Chance Snow



  • Saturday

    Saturday: A 20 percent chance of snow before 11am. Sunny, with a high near 19. Blustery.

    High: 19 °F

    Blustery.
    Slight Chance
    Snow then
    Sunny

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 9. Breezy.

    Low: 9 °F

    Mostly Clear
    and Breezy


  • Sunday

    Sunday: Mostly sunny, with a high near 28. Breezy.

    High: 28 °F

    Mostly Sunny
    and Breezy


  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 15. Breezy.

    Low: 15 °F

    Mostly Cloudy
    and Breezy




    • Overnight: Snow likely. Cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a west wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Thursday: Snow. High near 20. Wind chill values as low as zero. Blustery, with a west northwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Thursday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 10. Wind chill values as low as -4. West wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Friday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 23. Wind chill values as low as -5. West wind 10 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Friday Night: A 40 percent chance of snow. Cloudy, with a low around 9. West northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Saturday: A 20 percent chance of snow before 11am. Sunny, with a high near 19. Blustery.

    Saturday Night: Mostly clear, with a low around 9. Breezy.

    Sunday: Mostly sunny, with a high near 28. Breezy.

    Sunday Night: Mostly cloudy, with a low around 15. Breezy.

    Washington's Birthday: A chance of snow, mainly after 11am. Mostly cloudy, with a high near 27. Breezy.

    Monday Night: Snow likely. Mostly cloudy, with a low around 12. Windy.

    Tuesday: Snow. Cloudy, with a high near 15. Very windy.

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 7. Windy.

    Wednesday: Snow likely. Mostly cloudy, with a high near 12. Windy.


    3 Miles WNW Saint Marys Glacier CO
     39.84°N 105.69°W (Elev. 12507 ft)

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