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

50°F

10°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 19 Mar 12:25 AM PDT
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Light east wind.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 76. Light and variable wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 75. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 75 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of rain. Cloudy, with a low around 48. West wind 6 to 11 mph.

    Low: 48 °F

    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Sunday Night

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

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Light east wind.
Thursday
Partly sunny, with a high near 76. Light and variable wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Friday
Mostly cloudy, with a high near 75. Light and variable wind becoming west 5 to 10 mph in the morning.
Friday Night
A 40 percent chance of rain. Cloudy, with a low around 48. West wind 6 to 11 mph.
Saturday
A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly cloudy, with a high near 60.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 63.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.41°N 117°W (Elev. 945 ft)
Last Update:
9:52 pm PDT Mar 18, 2026
Forecast Valid:
12am PDT Mar 19, 2026-6pm PDT Mar 25, 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