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

10°F

-12°C

Humidity 84%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility NA
Last update 06 Dec 08:10 AM MST
Extended Forecast for

St Mary MT

Winter Weather Advisory December 6, 09:27am until December 6, 09:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 6, 09:27am until December 6, 09:00pm

    NOW until 9:00pm Sat

    Winter Weather Advisory

  • Today

    High: 37 °F

    Slight Chance
    Snow and
    Patchy Fog
    then Snow
    Likely

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm.  Partly cloudy, with a low around 28. Southwest wind 14 to 16 mph, with gusts as high as 37 mph.  New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow after 11am.  Mostly cloudy, with a high near 38. West southwest wind around 15 mph, with gusts as high as 32 mph.  New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before 2am, then a chance of rain and snow.  Mostly cloudy, with a low around 33. West southwest wind 15 to 18 mph, with gusts as high as 40 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of rain and snow before 8am, then a slight chance of snow between 8am and 11am, then a chance of rain and snow after 11am.  Mostly cloudy, with a high near 43. West southwest wind around 17 mph, with gusts as high as 39 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Rain likely, possibly mixed with snow before 8pm, then rain.  Low around 34. Breezy, with a west southwest wind 15 to 23 mph, with gusts as high as 55 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Breezy.
    Rain/Snow
    then Rain

  • Tuesday

    Tuesday: Rain likely before 8am, then rain likely, possibly mixed with snow between 8am and 11am, then a chance of snow after 11am.  Partly sunny, with a high near 42. West southwest wind 14 to 20 mph, with gusts as high as 47 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow.  Mostly cloudy, with a low around 29. Southwest wind around 11 mph, with gusts as high as 26 mph.

    Low: 29 °F

    Chance Snow

Detailed Forecast

Today
Snow likely, mainly after 4pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 37. West northwest wind 5 to 10 mph becoming northeast in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 30 percent chance of snow, mainly before 7pm. Partly cloudy, with a low around 28. Southwest wind 14 to 16 mph, with gusts as high as 37 mph. New snow accumulation of less than a half inch possible.
Sunday
A 40 percent chance of snow after 11am. Mostly cloudy, with a high near 38. West southwest wind around 15 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of snow before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 33. West southwest wind 15 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday
A slight chance of rain and snow before 8am, then a slight chance of snow between 8am and 11am, then a chance of rain and snow after 11am. Mostly cloudy, with a high near 43. West southwest wind around 17 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
Rain likely, possibly mixed with snow before 8pm, then rain. Low around 34. Breezy, with a west southwest wind 15 to 23 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday
Rain likely before 8am, then rain likely, possibly mixed with snow between 8am and 11am, then a chance of snow after 11am. Partly sunny, with a high near 42. West southwest wind 14 to 20 mph, with gusts as high as 47 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 29. Southwest wind around 11 mph, with gusts as high as 26 mph.
Wednesday
Snow likely. Mostly cloudy, with a high near 41.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 17.
Thursday
A chance of snow. Mostly cloudy, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 16.
Friday
A chance of snow. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
St Mary MT
 48.74°N 113.44°W (Elev. 4554 ft)
8:12 am MST Dec 6, 2025
9am MST Dec 6, 2025-6pm MST Dec 12, 2025
 
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