Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

80°F

27°C

Humidity 23%
Wind Speed N 9 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Aug 08:56 PM MDT
Extended Forecast for

25 Miles WSW Salmon ID

  • Tonight

    Tonight: Patchy smoke. Partly cloudy, with a low around 51. North northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 51 °F

    Patchy Smoke

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm.  Patchy smoke. Increasing clouds, with a high near 80. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Patchy smoke before 7pm. Partly cloudy, with a low around 50. West wind 5 to 9 mph becoming calm  after midnight.

    Low: 50 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73. Calm wind becoming southwest 5 to 8 mph in the afternoon.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 49. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    T-storms then
    Chance Rain

  • Friday

    Friday: A chance of rain, then showers and possibly a thunderstorm after noon.  High near 70. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance Rain
    then Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight.  Mostly cloudy, with a low around 46. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Chance
    Showers then
    Slight Chance
    Rain

  • Saturday

    Saturday: A slight chance of rain, then showers and possibly a thunderstorm after noon.  Partly sunny, with a high near 71.

    High: 71 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Patchy smoke. Partly cloudy, with a low around 51. North northwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Patchy smoke. Increasing clouds, with a high near 80. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Patchy smoke before 7pm. Partly cloudy, with a low around 50. West wind 5 to 9 mph becoming calm after midnight.
Thursday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Calm wind becoming southwest 5 to 8 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 70. 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 midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of rain, then showers and possibly a thunderstorm after noon. Partly sunny, with a high near 71.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 49.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Tuesday
A chance of rain and thunderstorms. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles WSW Salmon ID
 45°N 114.32°W (Elev. 5997 ft)
2:01 pm MDT Aug 11, 2026
9pm MDT Aug 11, 2026-6pm MDT Aug 18, 2026
 
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Additional Resources

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