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

Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

32°F

0°C

Humidity 65%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 17 Apr 12:56 AM MDT
Extended Forecast for

15 Miles NE Challis ID

  • Overnight

    Overnight: Partly cloudy, with a low around 22. West southwest wind 3 to 6 mph.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46. Light and variable wind becoming north 5 to 10 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. North wind 5 to 10 mph becoming light and variable in the evening.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. South wind 3 to 8 mph.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 22. West southwest wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 46. Light and variable wind becoming north 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 23. North wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 31. South wind 3 to 8 mph.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A chance of rain. Partly sunny, with a high near 62.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Mostly cloudy, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NE Challis ID
 44.7°N 114.05°W (Elev. 4800 ft)
Last Update:
12:21 am MDT Apr 17, 2026
Forecast Valid:
1am MDT Apr 17, 2026-6pm MDT Apr 23, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation