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

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Partly Cloudy

83°F

28°C

Humidity 37%
Wind Speed N 12 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Jul 06:56 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Mostly clear, with a low around 62. Northeast wind 6 to 15 mph, with gusts as high as 26 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. Northwest wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 66. West wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.

    Low: 66 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Northeast wind 6 to 15 mph, with gusts as high as 26 mph.
Wednesday
Sunny and hot, with a high near 96. Light and variable wind becoming west around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 65. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 100. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Clear, with a low around 66. West wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Friday
Sunny and hot, with a high near 102.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny and hot, with a high near 97.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 64.
Monday
Mostly sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 784 ft)
Last Update:
4:16 pm PDT Jul 15, 2025
Forecast Valid:
7pm PDT Jul 15, 2025-6pm PDT Jul 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation