
Likelihood of HISTORIC Northern Rockies 3-5 day precipitation and snowmelt this week in some valleys and west slopes resulting in poor drainage ponding and stream flooding threats along with rockslides. Several feet of heavy snow above 8000 feet possible.
Hazardous Weather Conditions
Current conditions at
ST. REGIS (STGM8)
Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.NA
36°F
2°C
| Humidity | 100% |
| Wind Speed | WNW 0 MPH |
| Barometer | NA |
| Dewpoint | 36°F (2°C) |
| Visibility | NA |
| Last update | 08 Dec 06:02 PM MST |
Extended Forecast for
2 Miles ESE De Borgia MT
Flood Watch until December 11, 05:00pm
Wind Advisory December 8, 08:00pm until December 9, 08:00am
NOW until 5:00pm Thu

Flood Watch
Tonight

Low: 34 °F
Rain
Tuesday

High: 40 °F⇓
Rain/Snow
Tuesday Night

Low: 32 °F⇑
Rain/Snow
Wednesday

High: 42 °F
Rain
Wednesday Night

Low: 37 °F
Rain
Thursday

High: 40 °F
Rain/Snow
Thursday Night

Low: 36 °F
Rain/Snow
LikelyFriday
High: 42 °F
Chance
Rain/Snow
then Chance
Rain
Detailed Forecast
Tonight
Rain. Low around 34. Southwest wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain before 8am, then rain, possibly mixed with snow. Snow level 6200 feet lowering to 4000 feet. Temperature falling to around 32 by 5pm. West southwest wind 11 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain, possibly mixed with snow. Snow level rising to 5400 feet after midnight. Temperature rising to around 38 by 5am. South southwest wind 3 to 6 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Rain. High near 42. West southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 37. West southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain, possibly mixed with snow. High near 40. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain likely, possibly mixed with snow. Cloudy, with a low around 36. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 42.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 33.
Saturday
A slight chance of rain before 2pm, then a slight chance of rain and snow. Partly sunny, with a high near 41.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Sunday
A chance of rain and snow. Snow level 4800 feet. Mostly cloudy, with a high near 39.
Sunday Night
A chance of rain and snow. Snow level 4600 feet. Mostly cloudy, with a low around 31.
Monday
Rain and snow likely. Snow level 4600 feet. Mostly cloudy, with a high near 40.
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ABOUT THIS FORECAST
Point Forecast:
2 Miles ESE De Borgia MT
47.38°N 115.32°W (Elev. 4012 ft)
47.38°N 115.32°W (Elev. 4012 ft)
1:01 pm MST Dec 8, 2025
7pm MST Dec 8, 2025-6pm MST Dec 15, 2025



