Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

72°F

22°C

Humidity 37%
Wind Speed NNW 5 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 04 Jul 11:20 AM MDT
Extended Forecast for

4 Miles S Salmon ID

  • Independence Day

    Independence Day: Sunny, with a high near 90. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 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
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before midnight.  Partly cloudy, with a low around 55. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Partly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 88.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after noon.  Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Independence Day
Sunny, with a high near 90. Calm wind becoming northwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 53. West wind 5 to 7 mph becoming calm in the evening.
Sunday
A 30 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
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 55. West northwest wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.
Tuesday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 55.
Wednesday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 90.
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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 4, 2026
11am MDT Jul 4, 2026-6pm MDT Jul 10, 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