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

81°F

27°C

Humidity 17%
Wind Speed SSE 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 33°F (1°C)
Visibility 9.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 08:56 PM PDT
Extended Forecast for

2 Miles WSW Lewiston ID

  • Tonight

    Tonight: Mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 101. Light and variable wind.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 69. West wind around 6 mph becoming calm after midnight.

    Low: 69 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 94.

    High: 94 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. Light and variable wind.
Thursday
Sunny and hot, with a high near 98. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 65. Northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Mostly sunny and hot, with a high near 101. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 69. West wind around 6 mph becoming calm after midnight.
Saturday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 94.
Saturday Night
A 30 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 61.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
Last Update:
3:56 pm PDT Aug 19, 2026
Forecast Valid:
9pm PDT Aug 19, 2026-6pm PDT Aug 26, 2026
 
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