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.

Partly Cloudy

45°F

7°C

Humidity 75%
Wind Speed S 3 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 31 Mar 09:15 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: A 20 percent chance of rain. Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain, mainly after 11am. High near 56. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 39. East wind 7 to 9 mph becoming west in the evening. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 51. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. Breezy, with a southwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

    Low: 36 °F

    Slight Chance
    Rain and
    Breezy then
    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of rain. Mostly cloudy, with a low around 39. Calm wind.
Wednesday
Rain, mainly after 11am. High near 56. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 39. East wind 7 to 9 mph becoming west in the evening. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 51. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. Breezy, with a southwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 72.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 70.
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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:
9:32 pm PDT Mar 31, 2026
Forecast Valid:
9pm PDT Mar 31, 2026-6pm PDT Apr 7, 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