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 from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. 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.

Rain

59°F

15°C

Humidity 77%
Wind Speed ESE 6 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 30 Jun 08:05 PM MDT
Extended Forecast for

33 Miles NNW Challis ID

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and 10pm.  Partly cloudy, with a low around 42. South southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 42 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 60. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 60 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 7pm.  Partly cloudy, with a low around 42. West southwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 42 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64. South wind 5 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. West wind 6 to 15 mph becoming south after midnight. Winds could gust as high as 22 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and 10pm. Partly cloudy, with a low around 42. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 60. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
A 20 percent chance of rain before 7pm. Partly cloudy, with a low around 42. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 64. South wind 5 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 47. West wind 6 to 15 mph becoming south after midnight. Winds could gust as high as 22 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 46.
Independence Day
Sunny, with a high near 71.
Saturday Night
Clear, with a low around 50.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 53.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
33 Miles NNW Challis ID
 44.9°N 114.58°W (Elev. 7001 ft)
2:01 pm MDT Jun 30, 2026
8pm MDT Jun 30, 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