Hazardous Weather Conditions
Current conditions at
USCRN SITE NEAR ST. MARY 1SSW (MRYM8)
Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.NA
38°F
3°C
| Humidity | 79% |
| Wind Speed | NA 6 MPH |
| Barometer | NA |
| Dewpoint | 32°F (0°C) |
| Visibility | NA |
| Wind Chill | 33°F (1°C) |
| Last update | 15 Apr 05:10 PM MDT |
Extended Forecast for
St Mary MT
Winter Weather Advisory April 15, 05:59pm until April 16, 12:00pm
NOW until 12:00pm Thu

Winter Weather Advisory
This Afternoon

High: 45 °F
Chance
Rain/SnowTonight
Low: 19 °F
Snow Showers
Likely then
SnowThursday
High: 33 °F
Snow then
Snow Showers
LikelyThursday Night

Low: 21 °F
Chance Snow
ShowersFriday

High: 41 °F
Chance Snow
Friday Night

Low: 25 °F
Partly Cloudy
Saturday

High: 48 °F
Sunny
Saturday Night

Low: 32 °F
Partly Cloudy
Detailed Forecast
This Afternoon
A chance of rain and snow showers. Partly sunny, with a high near 45. Southwest wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers likely before midnight, then snow, mainly after midnight. Low around 19. West southwest wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow, mainly before 10am, then snow showers likely after noon. High near 33. North wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Thursday Night
A chance of snow showers before midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 21. North wind 5 to 7 mph becoming west southwest after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow, mainly after noon. Partly sunny, with a high near 41. West southwest wind around 7 mph becoming northwest in the afternoon. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 25. West southwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 48. West southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 32. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 67.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 42.
Wednesday
A chance of rain. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST
Point Forecast:
St Mary MT
48.74°N 113.44°W (Elev. 4554 ft)
48.74°N 113.44°W (Elev. 4554 ft)
4:41 pm MDT Apr 15, 2026
5pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026



