Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

Lat: 45.11667°NLon: 113.88333°WElev: 4045.0ft.

Overcast

33°F

1°C

Humidity 95%
Wind Speed NW 3 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 32°F (0°C)
Visibility 9.00 mi
Last update 12 Apr 07:56 AM MDT
Extended Forecast for

22 Miles NW Challis ID

  • Today

    Today: Snow showers, possibly mixed with rain, becoming all snow after 4pm. Some thunder is also possible.  High near 43. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow

  • Tonight

    Tonight: Snow showers likely.  Mostly cloudy, with a low around 27. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Snow Showers
    Likely

  • Monday

    Monday: Snow showers.  High near 36. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow Showers

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 26. West wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 18 mph.

    Low: 26 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 39. Light west southwest wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 26 mph.

    High: 39 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow showers after midnight.  Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers.  High near 35. Breezy.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 35 °F

    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow.  Cloudy, with a low around 18.

    Low: 18 °F

    Snow

  • Thursday

    Thursday: Snow.  Cloudy, with a high near 26.

    High: 26 °F

    Snow

Detailed Forecast

Today
Snow showers, possibly mixed with rain, becoming all snow after 4pm. Some thunder is also possible. High near 43. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers likely. Mostly cloudy, with a low around 27. Southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
Snow showers. High near 36. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 26. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 39. Light west southwest wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 26 mph.
Tuesday Night
A 50 percent chance of snow showers after midnight. Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.
Wednesday
Snow showers. High near 35. Breezy. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. Cloudy, with a low around 18.
Thursday
Snow. Cloudy, with a high near 26.
Thursday Night
A chance of snow before midnight. Mostly cloudy, with a low around 13.
Friday
A slight chance of snow. Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NW Challis ID
 44.69°N 114.59°W (Elev. 7575 ft)
2:01 am MDT Apr 12, 2026
8am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database