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

57°F

14°C

Humidity 87%
Wind Speed S 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 01 Sep 10:20 PM MDT
Extended Forecast for

10 Miles SW Salmon ID

  • Tonight

    Tonight: A 50 percent chance of rain before midnight.  Mostly cloudy, with a low around 46. South southeast wind 7 to 9 mph.

    Low: 46 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Rain and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 62. South southeast wind 6 to 11 mph becoming southwest 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. Southwest wind 11 to 16 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 59. South southwest wind 13 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    High: 59 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of rain, mainly after midnight.  Mostly cloudy, with a low around 45. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 62. Chance of precipitation is 40%.

    High: 62 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 44. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain.  Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 46. South southeast wind 7 to 9 mph.
Wednesday
Rain and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 62. South southeast wind 6 to 11 mph becoming southwest 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 43. Southwest wind 11 to 16 mph, with gusts as high as 30 mph.
Thursday
A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 59. South southwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 45. Southwest wind 8 to 11 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 62. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Sunday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 48.
Labor Day
Rain likely. Mostly cloudy, with a high near 62.
Monday Night
A chance of rain. Mostly cloudy, with a low around 45.
Tuesday
A chance of rain and thunderstorms. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SW Salmon ID
 45.09°N 114.06°W (Elev. 7037 ft)
12:22 pm MDT Sep 1, 2026
10pm 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