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.

Overcast

51°F

11°C

Humidity 89%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 30 Jun 07:56 AM MDT
Extended Forecast for

17 Miles S Salmon ID

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 51. Southwest wind 5 to 7 mph.  Chance of precipitation is 70%.

    High: 51 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 9pm, then a chance of rain between 9pm and 10pm.  Low around 41. Southwest wind around 7 mph becoming southeast in the evening.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 54. South southwest wind 6 to 9 mph.

    High: 54 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. South southwest wind 7 to 9 mph.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58. South southwest wind 8 to 10 mph.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 51. Southwest wind 5 to 7 mph. Chance of precipitation is 70%.
Tonight
Showers and possibly a thunderstorm before 9pm, then a chance of rain between 9pm and 10pm. Low around 41. Southwest wind around 7 mph becoming southeast in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 54. South southwest wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 41. South southwest wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 58. South southwest wind 8 to 10 mph.
Thursday Night
Partly cloudy, with a low around 45.
Friday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 42.
Independence Day
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles S Salmon ID
 44.93°N 113.91°W (Elev. 8399 ft)
2:01 am MDT Jun 30, 2026
8am MDT Jun 30, 2026-6pm MDT Jul 6, 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