National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

77°F

25°C

Humidity 33%
Wind Speed N 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 10 Jul 12:05 PM MDT
Extended Forecast for

31 Miles SSW Shoup ID

Heat Advisory July 11, 12:00pm until July 12, 09:00pm
Red Flag Warning July 11, 01:00pm until July 11, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Southwest wind 5 to 9 mph becoming east northeast after midnight. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Southwest wind 8 to 18 mph, with gusts as high as 32 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. West southwest wind 12 to 17 mph becoming south 6 to 11 mph in the evening. Winds could gust as high as 30 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. South wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain after midnight. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 78. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 51. Southwest wind 5 to 9 mph becoming east northeast after midnight. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 81. Southwest wind 8 to 18 mph, with gusts as high as 32 mph.
Saturday Night
Partly cloudy, with a low around 59. West southwest wind 12 to 17 mph becoming south 6 to 11 mph in the evening. Winds could gust as high as 30 mph.
Sunday
Partly sunny, with a high near 83. South wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 81.
Monday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 61.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 78.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 58.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 77.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 56.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
31 Miles SSW Shoup ID
 44.97°N 114.56°W (Elev. 7156 ft)
Last Update:
12:21 pm MDT Jul 10, 2026
Forecast Valid:
12pm MDT Jul 10, 2026-6pm MDT Jul 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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