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

37°F

3°C

Humidity 74%
Wind Speed S 3 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 09 Apr 06:20 AM PDT
Extended Forecast for

Lewiston ID

  • Today

    Today: Sunny, with a high near 67. Calm wind becoming east around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Northeast wind around 5 mph becoming light and variable after midnight.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 72. Light and variable wind becoming north around 5 mph in the afternoon.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 11am, then showers and possibly a thunderstorm between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. High near 65. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of rain, mainly between 8pm and 11pm. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.

    Low: 46 °F

    Chance
    Showers then
    Slight Chance
    Rain

  • Sunday

    Sunday: A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 67. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 43. Northeast wind around 5 mph becoming light and variable after midnight.
Friday
Partly sunny, with a high near 72. Light and variable wind becoming north around 5 mph in the afternoon.
Friday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain before 11am, then showers and possibly a thunderstorm between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. High near 65. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of rain, mainly between 8pm and 11pm. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Sunday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Monday
A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 55.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
3:51 am PDT Apr 9, 2026
Forecast Valid:
6am PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
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Additional Resources

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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