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

84°F

29°C

Humidity 18%
Wind Speed NW 8 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 Jun 08:20 PM MDT
Extended Forecast for

20 Miles S Salmon ID

Wind Advisory until June 16, 10:00pm
Click here for hazard details and duration
...
  •  
    Wind Advisory until June 16, 10:00pm

    NOW until 10:00pm Tue

    Wind Advisory

  • Tonight

    Low: 44 °F

    Clear and
    Windy then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61. Breezy, with a west northwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 61 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. Breezy, with a north northwest wind 19 to 24 mph becoming east northeast 6 to 11 mph after midnight. Winds could gust as high as 33 mph.

    Low: 37 °F

    Clear and
    Breezy then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. West wind 5 to 8 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Northwest wind 6 to 11 mph becoming west southwest after midnight. Winds could gust as high as 18 mph.

    Low: 45 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

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

    High: 60 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 44. Windy, with a west northwest wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 40 mph.
Wednesday
Sunny, with a high near 61. Breezy, with a west northwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 37. Breezy, with a north northwest wind 19 to 24 mph becoming east northeast 6 to 11 mph after midnight. Winds could gust as high as 33 mph.
Thursday
Sunny, with a high near 65. West wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 45. Northwest wind 6 to 11 mph becoming west southwest after midnight. Winds could gust as high as 18 mph.
Juneteenth
Sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 60.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 68.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles S Salmon ID
 44.89°N 113.87°W (Elev. 8842 ft)
2:01 pm MDT Jun 16, 2026
8pm MDT Jun 16, 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