PNS25-72: Soliciting Comments through December 19, 2025 on the Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices.

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Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.

NA

23°F

-5°C

Humidity 59%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Last update 01 Dec 06:10 AM MST
Extended Forecast for

St Mary MT

Winter Weather Advisory December 1, 05:00pm until December 2, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Patchy blowing snow after 1pm. Partly sunny, with a high near 29. Southwest wind 14 to 18 mph, with gusts as high as 38 mph.

    High: 29 °F

    Partly Sunny
    then Patchy
    Blowing Snow

  • Tonight

    Tonight: Snow likely, mainly after 4am.  Patchy blowing snow before 11pm. Mostly cloudy, with a low around 22. Southwest wind 14 to 21 mph, with gusts as high as 45 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    and Patchy
    Blowing Snow
    then Snow
    Likely

  • Tuesday

    Tuesday: Snow likely.  Mostly cloudy, with a high near 32. West southwest wind 7 to 10 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 17. West northwest wind around 5 mph becoming calm  in the evening.  New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. West southwest wind 6 to 14 mph, with gusts as high as 30 mph.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. West southwest wind 15 to 18 mph, with gusts as high as 39 mph.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after 11am.  Partly sunny, with a high near 32. West southwest wind around 15 mph, with gusts as high as 33 mph.  New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow.  Mostly cloudy, with a low around 24. West southwest wind 11 to 15 mph, with gusts as high as 32 mph.

    Low: 24 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 35.

    High: 35 °F

    Snow Likely

Detailed Forecast

Today
Patchy blowing snow after 1pm. Partly sunny, with a high near 29. Southwest wind 14 to 18 mph, with gusts as high as 38 mph.
Tonight
Snow likely, mainly after 4am. Patchy blowing snow before 11pm. Mostly cloudy, with a low around 22. Southwest wind 14 to 21 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely. Mostly cloudy, with a high near 32. West southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 17. West northwest wind around 5 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 30. West southwest wind 6 to 14 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 21. West southwest wind 15 to 18 mph, with gusts as high as 39 mph.
Thursday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 32. West southwest wind around 15 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 24. West southwest wind 11 to 15 mph, with gusts as high as 32 mph.
Friday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 35.
Friday Night
Snow likely. Mostly cloudy, with a low around 11.
Saturday
Snow likely. Mostly cloudy, with a high near 29.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 19.
Sunday
A chance of snow. Partly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
St Mary MT
 48.76°N 113.44°W (Elev. 4741 ft)
4:37 am MST Dec 1, 2025
7am MST Dec 1, 2025-6pm MST Dec 7, 2025
 
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Additional Resources

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