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

45°F

7°C

Humidity 65%
Wind Speed E 11 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 19 Apr 04:20 AM PDT
Extended Forecast for

Lewiston ID

  • Today

    Today: Mostly sunny, with a high near 75. East wind 5 to 7 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 49. East wind 3 to 5 mph.

    Low: 49 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 82. East wind 3 to 6 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Northeast wind around 5 mph becoming light and variable in the evening.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Rain Likely

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 75. East wind 5 to 7 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 49. East wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 82. East wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 53. Northeast wind around 5 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 79. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Wednesday
Rain. High near 59. Chance of precipitation is 80%.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Thursday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 66.
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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:
3:46 am PDT Apr 19, 2026
Forecast Valid:
4am PDT Apr 19, 2026-6pm PDT Apr 25, 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