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 70%
Wind Speed WNW 6 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 21 Mar 09:35 AM PDT
Extended Forecast for

Lewiston ID

  • Today

    Today: A 50 percent chance of rain before 11am. Cloudy early, then gradual clearing, with a high near 58. West wind 9 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. West wind 5 to 10 mph becoming light and variable after midnight.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59. Light and variable wind.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 11am. Cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

Detailed Forecast

Today
A 50 percent chance of rain before 11am. Cloudy early, then gradual clearing, with a high near 58. West wind 9 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly clear, with a low around 34. West wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 56. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 59. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Rain likely, mainly after 11am. Cloudy, with a high near 58. Chance of precipitation is 70%.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 58.
Wednesday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 57.
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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:
8:47 am PDT Mar 21, 2026
Forecast Valid:
9am PDT Mar 21, 2026-6pm PDT Mar 27, 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