Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

76°F

24°C

Humidity 35%
Wind Speed E 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 01 Sep 11:56 AM MDT
Extended Forecast for

12 Miles SSW Salmon ID

  • This Afternoon

    This Afternoon: A chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 83. South wind 7 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers after 5am.  Mostly cloudy, with a low around 53. West wind 5 to 7 mph becoming calm.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 71. South southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. South wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 67. South southwest wind 13 to 17 mph, with gusts as high as 26 mph.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly before midnight.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers.  Mostly sunny, with a high near 73.

    High: 73 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of rain after midnight.  Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 83. South wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers after 5am. Mostly cloudy, with a low around 53. West wind 5 to 7 mph becoming calm. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 71. South southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 50. South wind 10 to 16 mph, with gusts as high as 25 mph.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67. South southwest wind 13 to 17 mph, with gusts as high as 26 mph.
Thursday Night
A 30 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 47.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
Friday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 53.
Sunday
A chance of rain and thunderstorms. Partly sunny, with a high near 77.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 53.
Labor Day
A chance of rain. Partly sunny, with a high near 74.
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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 Sep 1, 2026
12pm MDT Sep 1, 2026-6pm MDT Sep 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