Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

63°F

17°C

Humidity 42%
Wind Speed S 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 17 Jun 07:35 AM MDT
Extended Forecast for

10 Miles SE Salmon ID

  • Today

    Today: Sunny, with a high near 79. Breezy, with a light north northwest wind increasing to 18 to 23 mph in the morning. Winds could gust as high as 31 mph.

    High: 79 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 44. Breezy, with a north northwest wind 18 to 23 mph becoming light and variable  after midnight. Winds could gust as high as 37 mph.

    Low: 44 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. North northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 49 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 88. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 79. Breezy, with a light north northwest wind increasing to 18 to 23 mph in the morning. Winds could gust as high as 31 mph.
Tonight
Mostly clear, with a low around 44. Breezy, with a north northwest wind 18 to 23 mph becoming light and variable after midnight. Winds could gust as high as 37 mph.
Thursday
Sunny, with a high near 83. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 49. North northwest wind 5 to 9 mph becoming calm after midnight.
Juneteenth
Sunny, with a high near 88. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Sunday
Sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Salmon ID
 45.1°N 113.73°W (Elev. 4406 ft)
2:00 am MDT Jun 17, 2026
7am MDT Jun 17, 2026-6pm MDT Jun 23, 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