Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Rain

45°F

7°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 28 Jun 10:35 PM MDT
Extended Forecast for

16 Miles ESE Salmon ID

Winter Storm Warning June 28, 10:57pm until June 29, 09:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning June 28, 10:57pm until June 29, 09:00am

    NOW until 9:00am Mon

    Winter Storm Warning

  • Tonight

    Low: 26 °F

    Snow

  • Monday

    Monday: Snow before 3pm, then rain and snow likely.  High near 35. West wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 35 °F

    Snow then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A chance of rain and snow before 8pm.  Mostly cloudy, with a low around 30. West northwest wind 6 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 48. West southwest wind around 7 mph.

    High: 48 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 9pm, then rain likely between 9pm and midnight.  Mostly cloudy, with a low around 33. West wind 6 to 8 mph becoming north northeast after midnight.  Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Tonight
Snow. Low around 26. West southwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 5 to 9 inches possible.
Monday
Snow before 3pm, then rain and snow likely. High near 35. West wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday Night
A chance of rain and snow before 8pm. Mostly cloudy, with a low around 30. West northwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 48. West southwest wind around 7 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 9pm, then rain likely between 9pm and midnight. Mostly cloudy, with a low around 33. West wind 6 to 8 mph becoming north northeast after midnight. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 51.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 37.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 36.
Independence Day
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles ESE Salmon ID
 45.13°N 113.58°W (Elev. 9042 ft)
2:01 pm MDT Jun 28, 2026
10pm MDT Jun 28, 2026-6pm MDT Jul 5, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database