Severe Weather and Heavy Rainfall from the High Plains to the Ohio Valley; Heat Continuing in the Central Plains and Southeast

A stationary front will be the focus for daily showers and thunderstorms capable of widely scattered flash flooding and severe weather from the High Plains to the Ohio Valley. Monsoonal thunderstorms could cause local flash flooding across the Southwest and the Great Basin. Dangerous heat continues across the Central Plains and Southeast. Many areas will see their hottest temperatures of the year. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

54°F

12°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 43°F (6°C)
Visibility 9.00 mi
Last update 12 Aug 07:35 AM MDT
Extended Forecast for

17 Miles SSE Salmon ID

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Patchy smoke. Mostly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 78 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Patchy smoke. Mostly cloudy, with a low around 53. West northwest wind 6 to 11 mph becoming east southeast after midnight. Winds could gust as high as 18 mph.

    Low: 53 °F

    Patchy Smoke

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Patchy smoke before 5pm. Mostly cloudy, with a high near 71. East southeast wind 3 to 8 mph.

    High: 71 °F

    Patchy Smoke
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 9pm, then rain likely, mainly between 9pm and midnight.  Cloudy, with a low around 51. Southwest wind 5 to 8 mph becoming southeast after midnight.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely then
    Chance Rain

  • Friday

    Friday: A chance of rain before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon.  High near 67. South wind around 5 mph becoming west in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 48. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 68. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Partly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Patchy smoke. Mostly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon.
Tonight
Patchy smoke. Mostly cloudy, with a low around 53. West northwest wind 6 to 11 mph becoming east southeast after midnight. Winds could gust as high as 18 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy smoke before 5pm. Mostly cloudy, with a high near 71. East southeast wind 3 to 8 mph.
Thursday Night
Showers likely and possibly a thunderstorm before 9pm, then rain likely, mainly between 9pm and midnight. Cloudy, with a low around 51. Southwest wind 5 to 8 mph becoming southeast after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of rain before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 67. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Saturday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 68. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 48.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 73.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSE Salmon ID
 44.94°N 113.79°W (Elev. 6801 ft)
2:12 am MDT Aug 12, 2026
7am MDT Aug 12, 2026-6pm MDT Aug 18, 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