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.

Clear

32°F

0°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 12 Apr 05:56 AM MDT
Extended Forecast for

14 Miles SW Salmon ID

  • Today

    Today: Snow showers, mainly after 11am. Some thunder is also possible.  High near 40. South wind 9 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Showers
    Likely then
    Snow Showers

  • Tonight

    Tonight: Snow showers likely, mainly before 8pm.  Mostly cloudy, with a low around 26. West southwest wind around 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: Snow showers likely.  Mostly cloudy, with a high near 32. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 27. West wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 27 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 37. West southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 37 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow showers after midnight.  Mostly cloudy, with a low around 29. Breezy.  Little or no snow accumulation expected.

    Low: 29 °F

    Breezy.
    Partly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers.  High near 33. Breezy.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow.  Cloudy, with a low around 19. Breezy.

    Low: 19 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow.  Mostly cloudy, with a high near 22.

    High: 22 °F

    Snow

Detailed Forecast

Today
Snow showers, mainly after 11am. Some thunder is also possible. High near 40. South wind 9 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers likely, mainly before 8pm. Mostly cloudy, with a low around 26. West southwest wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday
Snow showers likely. Mostly cloudy, with a high near 32. Southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. 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 27. West wind 10 to 16 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 37. West southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Tuesday Night
A 30 percent chance of snow showers after midnight. Mostly cloudy, with a low around 29. Breezy. Little or no snow accumulation expected.
Wednesday
Snow showers. High near 33. Breezy. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. Cloudy, with a low around 19. Breezy.
Thursday
Snow. Mostly cloudy, with a high near 22.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 14.
Friday
A slight chance of snow. Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Salmon ID
 45.02°N 114.08°W (Elev. 8927 ft)
2:01 am MDT Apr 12, 2026
6am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database