Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

49°F

9°C

Humidity 89%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 03 Jul 04:56 AM MDT
Extended Forecast for

4 Miles S Salmon ID

  • Today

    Today: Mostly sunny, with a high near 81. Calm wind becoming north around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. North wind around 5 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 89. Calm wind becoming west around 6 mph in the afternoon.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. West wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 81. Calm wind becoming north around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.
Independence Day
Sunny, with a high near 89. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. West wind around 6 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 55.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56.
Tuesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 87.
Tuesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Salmon ID
 45.12°N 113.89°W (Elev. 4035 ft)
2:01 am MDT Jul 3, 2026
5am MDT Jul 3, 2026-6pm MDT Jul 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database