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.

Mostly Cloudy

52°F

11°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 27 Mar 08:20 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers after 5am. Mostly cloudy, with a low around 47. South wind around 7 mph becoming southeast in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 3pm, then a chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 59. Southeast wind 6 to 9 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of rain. Partly sunny, with a high near 56. Light southwest wind becoming west 5 to 10 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Monday

    Monday: Rain before 2pm, then showers and possibly a thunderstorm after 2pm. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely then
    Chance Rain

Detailed Forecast

Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers after 5am. Mostly cloudy, with a low around 47. South wind around 7 mph becoming southeast in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm before 3pm, then a chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 59. Southeast wind 6 to 9 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 56. Light southwest wind becoming west 5 to 10 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 36. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.
Monday
Rain before 2pm, then showers and possibly a thunderstorm after 2pm. High near 59. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 55.
Tuesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 37.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 57.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 39.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
Last Update:
5:17 pm PDT Mar 27, 2025
Forecast Valid:
8pm PDT Mar 27, 2025-6pm PDT Apr 3, 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