Threats of Heavy Rainfall, Severe Thunderstorms and Dangerous Heat

Several complexes of thunderstorms, some severe with heavy rainfall, will impact areas from the northern Plains, Great Lakes, Ohio Valley to the mid-Atlantic. This threat will shift toward the Carolinas on Friday. Heavy rainfall, remnants of Edouard, continues for portions of eastern Texas through today. In-between these systems, a dome of high pressure and heat for central and eastern states. 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 85%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 03 Sep 06:56 AM MDT
Extended Forecast for

22 Miles WSW Salmon ID

  • Today

    Today: A chance of rain, mainly between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 62. South southwest wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 50%.

    High: 62 °F

    Slight Chance
    Rain then
    Chance
    Showers

  • Tonight

    Tonight: Rain, mainly after midnight.  Low around 42. South southwest wind 5 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain
    then Rain

  • Friday

    Friday: Rain and thunderstorms before 4pm, then showers likely and possibly a thunderstorm after 5pm.  High near 63. South southwest wind 6 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Friday Night

    Friday Night: Rain.  Low around 42. Southwest wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before noon.  Partly sunny, with a high near 69. South southwest wind 3 to 8 mph.

    High: 69 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm, then rain after midnight.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Showers

  • Labor Day

    Labor Day: Rain before noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Showers

Detailed Forecast

Today
A chance of rain, mainly between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 62. South southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Tonight
Rain, mainly after midnight. Low around 42. South southwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain and thunderstorms before 4pm, then showers likely and possibly a thunderstorm after 5pm. High near 63. South southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Rain. Low around 42. Southwest wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of rain, mainly before noon. Partly sunny, with a high near 69. South southwest wind 3 to 8 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 43.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.
Sunday Night
Showers likely and possibly a thunderstorm, then rain after midnight. Mostly cloudy, with a low around 45.
Labor Day
Rain before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 59.
Monday Night
A chance of rain, mainly before midnight. Mostly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles WSW Salmon ID
 45.04°N 114.3°W (Elev. 5650 ft)
2:01 am MDT Sep 3, 2026
7am MDT Sep 3, 2026-6pm MDT Sep 9, 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