Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

49°F

9°C

Humidity 64%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 17 Nov 08:10 AM MST
Extended Forecast for

10 Miles SSW St Mary MT

  • Today

    Today: A chance of rain and snow before 11am, then a chance of rain between 11am and 1pm, then a chance of rain and snow after 1pm.  Mostly cloudy, with a high near 37. West southwest wind around 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 37 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow, mainly after 5am.  Mostly cloudy, with a low around 32. West southwest wind 6 to 9 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow before 10am, then rain and snow likely between 10am and 3pm, then snow likely after 3pm.  Mostly cloudy, with a high near 34. West southwest wind 7 to 10 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 25. West southwest wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Snow Likely

  • Wednesday

    Wednesday: A 40 percent chance of snow.  Partly sunny, with a high near 28. West wind 8 to 14 mph, with gusts as high as 21 mph.  New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. West southwest wind 7 to 9 mph.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 31. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow after 11pm.  Partly cloudy, with a low around 25. West southwest wind 13 to 20 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Slight Chance
    Snow

  • Friday

    Friday: A chance of snow, mainly after 11am.  Partly sunny, with a high near 28. Breezy.

    High: 28 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
A chance of rain and snow before 11am, then a chance of rain between 11am and 1pm, then a chance of rain and snow after 1pm. Mostly cloudy, with a high near 37. West southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow, mainly after 5am. Mostly cloudy, with a low around 32. West southwest wind 6 to 9 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
A chance of snow before 10am, then rain and snow likely between 10am and 3pm, then snow likely after 3pm. Mostly cloudy, with a high near 34. West southwest wind 7 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 25. West southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
A 40 percent chance of snow. Partly sunny, with a high near 28. West wind 8 to 14 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 22. West southwest wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 31. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of snow after 11pm. Partly cloudy, with a low around 25. West southwest wind 13 to 20 mph, with gusts as high as 30 mph.
Friday
A chance of snow, mainly after 11am. Partly sunny, with a high near 28. Breezy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 27. Breezy.
Saturday
Snow likely. Mostly cloudy, with a high near 28. Breezy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 23.
Sunday
Snow likely. Mostly cloudy, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW St Mary MT
 48.61°N 113.51°W (Elev. 6673 ft)
3:38 am MST Nov 17, 2025
9am MST Nov 17, 2025-6pm MST Nov 23, 2025
 
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Additional Resources

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Hourly Weather Forecast

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