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

47°F

8°C

Humidity 83%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 13 Apr 11:56 PM PDT
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. West wind around 5 mph becoming light and variable.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 60. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 60 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Rain. Low around 46. West wind 6 to 10 mph becoming southeast 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: 46 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 54. West wind 6 to 14 mph becoming south in the morning. 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: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 35. Southwest wind 7 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. West wind around 5 mph becoming light and variable.
Tuesday
Increasing clouds, with a high near 60. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Rain. Low around 46. West wind 6 to 10 mph becoming southeast 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 54. West wind 6 to 14 mph becoming south in the morning. 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 50 percent chance of rain. Mostly cloudy, with a low around 35. Southwest wind 7 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 36.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 72.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 784 ft)
Last Update:
11:47 pm PDT Apr 13, 2026
Forecast Valid:
12am PDT Apr 14, 2026-6pm PDT Apr 20, 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