Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Rain

62°F

17°C

Humidity 69%
Wind Speed NNW 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Last update 01 Sep 07:56 PM MDT
Extended Forecast for

19 Miles S Salmon ID

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm before 11pm, then a chance of rain between 11pm and midnight.  Mostly cloudy, with a low around 51. West wind 8 to 13 mph becoming light and variable  after midnight.  Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely then
    Mostly Cloudy

  • Wednesday

    Wednesday: Rain and thunderstorms before noon, then a chance of showers and thunderstorms, mainly between noon and 5pm.  High near 77. Light and variable wind becoming southwest 16 to 21 mph in the morning. Winds could gust as high as 26 mph.  Chance of precipitation is 80%.

    High: 77 °F

    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. South southwest wind 13 to 21 mph, with gusts as high as 25 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 74. South southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 74 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of rain, mainly after midnight.  Mostly cloudy, with a low around 50. South southwest wind 11 to 16 mph becoming light southwest  after midnight. Winds could gust as high as 22 mph.

    Low: 50 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before noon, then a slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance Rain
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after midnight.  Partly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after midnight.  Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Rain likely and possibly a thunderstorm before 11pm, then a chance of rain between 11pm and midnight. Mostly cloudy, with a low around 51. West wind 8 to 13 mph becoming light and variable after midnight. Chance of precipitation is 70%.
Wednesday
Rain and thunderstorms before noon, then a chance of showers and thunderstorms, mainly between noon and 5pm. High near 77. Light and variable wind becoming southwest 16 to 21 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 80%.
Wednesday Night
Mostly cloudy, with a low around 48. South southwest wind 13 to 21 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, with a high near 74. South southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 50. South southwest wind 11 to 16 mph becoming light southwest after midnight. Winds could gust as high as 22 mph.
Friday
A chance of rain before noon, then a slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of rain, mainly after midnight. Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 53.
Sunday
A chance of rain after noon. Mostly sunny, with a high near 83.
Sunday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 53.
Labor Day
Rain likely. Partly sunny, with a high near 78.
Monday Night
A chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A slight chance of rain and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles S Salmon ID
 44.9°N 113.97°W (Elev. 4400 ft)
12:22 pm MDT Sep 1, 2026
8pm MDT Sep 1, 2026-6pm MDT Sep 8, 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