Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

43°F

6°C

Humidity 60%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Mar 09:35 AM MDT
Extended Forecast for

25 Miles SW Salmon ID

  • Today

    Today: Mostly sunny, with a high near 51. West southwest wind 14 to 17 mph, with gusts as high as 33 mph.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Southwest wind 15 to 18 mph, with gusts as high as 32 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow after noon.  Snow level 9200 feet. Partly sunny, with a high near 44. Breezy, with a southwest wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 48 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 44 °F

    Mostly Sunny
    then Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 24. Blustery, with a west northwest wind 21 to 26 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 46 mph.

    Low: 24 °F

    Slight Chance
    Snow and
    Blustery then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 39. West southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow before 3pm, then a slight chance of rain.  Partly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 51. West southwest wind 14 to 17 mph, with gusts as high as 33 mph.
Tonight
Mostly cloudy, with a low around 38. Southwest wind 15 to 18 mph, with gusts as high as 32 mph.
Saturday
A chance of rain and snow after noon. Snow level 9200 feet. Partly sunny, with a high near 44. Breezy, with a southwest wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 24. Blustery, with a west northwest wind 21 to 26 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 46 mph.
Sunday
Sunny, with a high near 39. West southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly cloudy, with a high near 42.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
A slight chance of snow before 3pm, then a slight chance of rain. Partly sunny, with a high near 44.
Tuesday Night
A slight chance of rain and snow before 3am, then a slight chance of snow. Mostly cloudy, with a low around 33.
Wednesday
A chance of snow. Partly sunny, with a high near 43. Breezy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 22. Breezy.
Thursday
Sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SW Salmon ID
 44.88°N 114.21°W (Elev. 8983 ft)
2:01 am MDT Mar 20, 2026
9am MDT Mar 20, 2026-6pm MDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database