National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

56°F

13°C

Humidity 90%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 23 Aug 04:56 AM MDT
Extended Forecast for

23 Miles SW Salmon ID

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 66. South southwest wind 11 to 21 mph, with gusts as high as 36 mph.

    High: 66 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 67. South southwest wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. West southwest wind around 8 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. South southwest wind 5 to 8 mph.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 66. South southwest wind 11 to 21 mph, with gusts as high as 36 mph.
Tonight
Mostly clear, with a low around 46. West wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Monday
Mostly sunny, with a high near 67. South southwest wind 5 to 10 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 52. West southwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 67. South southwest wind 5 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 53.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.
Wednesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A slight chance of rain. Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles SW Salmon ID
 44.92°N 114.18°W (Elev. 9177 ft)
Last Update:
2:01 am MDT Aug 23, 2026
Forecast Valid:
5am MDT Aug 23, 2026-6pm MDT Aug 29, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation