Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.

Clear

91°F

33°C

Humidity 16%
Wind Speed N 5 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 24 Jul 07:20 PM PDT
Extended Forecast for

Lewiston ID

Heat Advisory July 24, 07:45pm until July 24, 09:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory July 24, 07:45pm until July 24, 09:00pm

    NOW until 9:00pm Fri

    Heat Advisory

  • Tonight

    Low: 66 °F

    Haze

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 33 mph.

    Low: 62 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 91. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 60. Northwest wind 8 to 13 mph becoming light and variable  in the evening. Winds could gust as high as 21 mph.

    Low: 60 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Tonight
Widespread haze before 3am. Mostly clear, with a low around 66. Northwest wind 5 to 8 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 97. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
Mostly clear, with a low around 62. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 91. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
Clear, with a low around 60. Northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Monday
Sunny, with a high near 91.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 61.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny and hot, with a high near 97.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 116.97°W (Elev. 1407 ft)
4:31 pm PDT Jul 24, 2026
7pm PDT Jul 24, 2026-6pm PDT Jul 31, 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