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.

Clear

77°F

25°C

Humidity 41%
Wind Speed NE 10 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Jul 09:05 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Mostly clear, with a low around 59. Northeast wind 6 to 14 mph becoming southeast after midnight. Winds could gust as high as 24 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. Northwest wind around 6 mph becoming light and variable after midnight.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 64. Northwest wind 5 to 14 mph becoming south after midnight. Winds could gust as high as 24 mph.

    Low: 64 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Northeast wind 6 to 14 mph becoming southeast after midnight. Winds could gust as high as 24 mph.
Wednesday
Sunny, with a high near 93. Light and variable wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 63. Northwest wind around 6 mph becoming light and variable after midnight.
Thursday
Sunny and hot, with a high near 98. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Clear, with a low around 64. Northwest wind 5 to 14 mph becoming south after midnight. Winds could gust as high as 24 mph.
Friday
Sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 94.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 62.
Monday
Mostly sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 116.97°W (Elev. 1407 ft)
Last Update:
4:16 pm PDT Jul 15, 2025
Forecast Valid:
9pm 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