
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.
Current conditions at
Salmon, Lemhi County Airport (KSMN)
Lat: 45.11667°NLon: 113.88333°WElev: 4045.0ft.
Rain
42°F
6°C
| Humidity | 82% |
| Wind Speed | N 6 MPH |
| Barometer | 29.89 in (1012.19 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 38°F (3°C) |
| Last update | 09 Dec 03:56 AM MST |
Extended Forecast for
16 Miles E Salmon ID
Overnight

Low: 25 °F
Heavy Snow
and BreezyTuesday
High: 30 °F⇓
Heavy Snow
and BreezyTuesday Night

Low: 22 °F⇑
Heavy Snow
Wednesday
High: 32 °F
Rain/Snow
then Chance
Rain/SnowWednesday Night

Low: 26 °F
Chance
Rain/SnowThursday

High: 33 °F
Chance
Rain/SnowThursday Night

Low: 29 °F
Chance Snow
Friday
High: 32 °F
Slight Chance
Snow then
Partly SunnyFriday Night

Low: 23 °F
Mostly Cloudy
Detailed Forecast
Overnight
Snow. The snow could be heavy at times. Low around 25. Breezy, with a west southwest wind around 29 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 7 inches possible.
Tuesday
Snow, mainly before noon. The snow could be heavy at times. Temperature falling to around 22 by 5pm. Breezy, with a west wind 20 to 29 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Temperature rising to around 31 by 5am. West southwest wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.
Wednesday
Snow before 11am, then a chance of rain and snow. High near 32. West southwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A chance of rain and snow before 2am, then a slight chance of snow. Snow level 9500 feet lowering to 9000 feet after midnight . Mostly cloudy, with a low around 26. West southwest wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A 30 percent chance of snow, mainly before 11pm. Cloudy, with a low around 29. New snow accumulation of less than one inch possible.
Friday
A slight chance of snow before 11am. Mostly cloudy, with a high near 32.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
A slight chance of snow. Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
A slight chance of snow. Partly sunny, with a high near 31.
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ABOUT THIS FORECAST
Point Forecast:
16 Miles E Salmon ID
45.13°N 113.58°W (Elev. 9042 ft)
45.13°N 113.58°W (Elev. 9042 ft)
1:02 am MST Dec 9, 2025
4am MST Dec 9, 2025-6pm MST Dec 15, 2025


