Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.
Gusty winds and low relative humidity will bring critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >
Current conditions at
Sieben I-15 MP 216 (MTSBN)
Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.NA
6°F
-14°C
| Humidity | 74% |
| Wind Speed | SSE 5 MPH |
| Barometer | NA |
| Dewpoint | -1°F (-18°C) |
| Visibility | NA |
| Wind Chill | -3°F (-19°C) |
| Last update | 19 Feb 06:30 PM MST |
Extended Forecast for
Marysville MT
Tonight
Low: 5 °F
Mostly Clear
Friday
High: 23 °F
Chance Snow
Friday Night
Low: 11 °F
Partly Cloudy
Saturday
High: 28 °F
Mostly Sunny
Saturday Night
Low: 15 °F
Partly Cloudy
Sunday
High: 37 °F
Mostly Sunny
Sunday Night
Low: 26 °F
Mostly Clear
Monday
High: 45 °F
Mostly Sunny
Monday Night
Low: 34 °F
Slight Chance
Rain/Snow
then Slight
Chance Snow
Detailed Forecast
Tonight
Mostly clear, with a low around 5. Wind chill values as low as -10. Southwest wind 5 to 8 mph.
Friday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 23. Wind chill values as low as -10. West southwest wind 8 to 15 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 11. Wind chill values as low as zero. West southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 28. West southwest wind around 7 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 15. East northeast wind around 7 mph.
Sunday
Mostly sunny, with a high near 37. South southeast wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 26. Southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 45. Southwest wind 13 to 15 mph, with gusts as high as 29 mph.
Monday Night
A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 34.
Tuesday
A chance of snow. Partly sunny, with a high near 37. Breezy.
Tuesday Night
Partly cloudy, with a low around 29. Breezy.
Wednesday
Mostly sunny, with a high near 36. Breezy.
Wednesday Night
Partly cloudy, with a low around 29. Breezy.
Thursday
Snow likely. Mostly sunny, with a high near 38. Windy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Marysville MT
46.75°N 112.29°W (Elev. 5456 ft)
46.75°N 112.29°W (Elev. 5456 ft)
6:02 pm MST Feb 19, 2026
6pm MST Feb 19, 2026-6pm MST Feb 26, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
