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

43°F

6°C

Humidity 86%
Wind Speed NW 3 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 14 Apr 08:05 AM PDT
Extended Forecast for

Lewiston ID

  • Today

    Today: Increasing clouds, with a high near 57. South wind 5 to 13 mph becoming northwest in the morning. Winds could gust as high as 21 mph.

    High: 57 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain. Low around 44. West wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 52. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 2am, then a chance of rain and snow between 2am and 5am, then a chance of snow after 5am. Mostly cloudy, with a low around 34. Southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of snow before 8am, then a slight chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Partly sunny, with a high near 50. West wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 57. South wind 5 to 13 mph becoming northwest in the morning. Winds could gust as high as 21 mph.
Tonight
Rain. Low around 44. West wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 52. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain before 2am, then a chance of rain and snow between 2am and 5am, then a chance of snow after 5am. Mostly cloudy, with a low around 34. Southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
A slight chance of snow before 8am, then a slight chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Partly sunny, with a high near 50. West wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 33.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 69.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 45.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 62.
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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:
4:02 am PDT Apr 14, 2026
Forecast Valid:
8am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation