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.

Overcast

46°F

8°C

Humidity 81%
Wind Speed E 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 29 Mar 06:25 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: A 50 percent chance of rain before 11pm. Cloudy, with a low around 36. West wind 9 to 15 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 49. West wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 49 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. North wind around 5 mph becoming light and variable in the evening.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. East wind 3 to 5 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. North wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 50. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
A 50 percent chance of rain before 11pm. Cloudy, with a low around 36. West wind 9 to 15 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 49. West wind 9 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 30. North wind around 5 mph becoming light and variable in the evening.
Tuesday
Partly sunny, with a high near 55. East wind 3 to 5 mph.
Tuesday Night
Mostly cloudy, with a low around 39. North wind around 5 mph becoming calm in the evening.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Wednesday Night
Rain. Low around 39. Chance of precipitation is 90%.
Thursday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 50. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 37.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
4:06 pm PDT Mar 29, 2026
Forecast Valid:
6pm PDT Mar 29, 2026-6pm PDT Apr 5, 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