Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

53°F

12°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 03 Aug 12:56 AM MDT
Extended Forecast for

14 Miles S Salmon ID

  • Overnight

    Overnight: Mostly clear, with a low around 54. East wind 3 to 5 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 75. Light and variable wind becoming west southwest 5 to 7 mph in the morning.

    High: 75 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 54. West wind 5 to 7 mph becoming northeast after midnight.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 73. South southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 73 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 51. West northwest wind 6 to 10 mph.

    Low: 51 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 54. East wind 3 to 5 mph.
Sunday
Increasing clouds, with a high near 75. Light and variable wind becoming west southwest 5 to 7 mph in the morning.
Sunday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54. West wind 5 to 7 mph becoming northeast after midnight.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. South southeast wind 5 to 10 mph becoming west in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51. West northwest wind 6 to 10 mph.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 74.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles S Salmon ID
 44.97°N 113.92°W (Elev. 6298 ft)
2:30 pm MDT Aug 2, 2025
1am MDT Aug 3, 2025-6pm MDT Aug 9, 2025
 
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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