Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Fog

46°F

8°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 45°F (7°C)
Visibility 0.25 mi
Last update 01 Jul 07:07 AM MDT
Extended Forecast for

12 Miles SSW Salmon ID

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm.  High near 71. Calm wind becoming southwest 5 to 8 mph in the morning.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Mostly Sunny
    then Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 49. East southeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. South wind 3 to 7 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. West northwest wind 5 to 7 mph becoming light and variable.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 78. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 71. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 49. East southeast wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 76. South wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 52. West northwest wind 5 to 7 mph becoming light and variable.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 52.
Independence Day
Sunny, with a high near 83.
Saturday Night
Clear, with a low around 56.
Sunday
Sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 60.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Salmon ID
 45.01°N 113.96°W (Elev. 4600 ft)
2:01 am MDT Jul 1, 2026
7am MDT Jul 1, 2026-6pm MDT Jul 7, 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