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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 >

Hazardous Weather Conditions

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

82°F

28°C

Humidity 21%
Wind Speed NNW 4 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Jun 03:35 PM MDT
Extended Forecast for

19 Miles SE Salmon ID

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

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 54 °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 73. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%.

    High: 73 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 47. West wind 5 to 7 mph becoming calm in the evening.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. North northwest wind 8 to 13 mph becoming light north after midnight. Winds could gust as high as 22 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. North northwest wind 5 to 8 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 73. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 47. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 45. North northwest wind 8 to 13 mph becoming light north after midnight. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 77.
Monday Night
Clear, with a low around 45.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SE Salmon ID
 45°N 113.62°W (Elev. 5144 ft)
Last Update:
2:01 pm MDT Jun 19, 2026
Forecast Valid:
3pm MDT Jun 19, 2026-6pm MDT Jun 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation