Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

73°F

23°C

Humidity 29%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Jun 12:30 PM MDT
Extended Forecast for

20 Miles S Salmon ID

Red Flag Warning June 20, 06:00am until June 20, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Juneteenth

    Juneteenth: Increasing clouds, with a high near 88. Light and variable wind becoming west northwest 5 to 9 mph.

    High: 88 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. West northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 76. Calm wind becoming west southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Juneteenth
Increasing clouds, with a high near 88. Light and variable wind becoming west northwest 5 to 9 mph.
Tonight
Mostly cloudy, with a low around 57. West northwest wind 5 to 9 mph becoming calm in the evening.
Saturday
A chance of rain between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 76. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers and thunderstorms before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles S Salmon ID
 44.88°N 113.96°W (Elev. 4600 ft)
12:21 pm MDT Jun 19, 2026
12pm MDT Jun 19, 2026-6pm MDT Jun 25, 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