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

48°F

9°C

Humidity 57%
Wind Speed S 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 27 Mar 10:15 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 62. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 62 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Northwest wind 5 to 8 mph becoming light and variable in the evening.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 59. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.

    High: 59 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 39. Northwest wind 9 to 13 mph becoming west in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 50. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Calm wind.
Saturday
Mostly cloudy, with a high near 62. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 42. Northwest wind 5 to 8 mph becoming light and variable in the evening.
Sunday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 59. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39. Northwest wind 9 to 13 mph becoming west in the evening. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 50. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 40.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Wednesday Night
Rain. Low around 36. Chance of precipitation is 80%.
Thursday
Rain likely. Partly sunny, with a high near 51. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
Last Update:
3:47 pm PDT Mar 27, 2026
Forecast Valid:
10pm PDT Mar 27, 2026-6pm PDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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