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

66°F

19°C

Humidity 52%
Wind Speed S 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Mar 02:05 PM PDT
Extended Forecast for

Lewiston ID

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 78. West wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 78 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain before 11pm, then rain likely after 2am. Mostly cloudy, with a low around 52. West wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Slight Chance
    Rain then
    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 60. West wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. West wind 5 to 10 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 78. West wind 10 to 14 mph, with gusts as high as 22 mph.
Tonight
A slight chance of rain before 11pm, then rain likely after 2am. Mostly cloudy, with a low around 52. West wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 60. West wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 37. West wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 58. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 60.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 61.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 60.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 55.
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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:
2:13 pm PDT Mar 20, 2026
Forecast Valid:
2pm PDT Mar 20, 2026-6pm PDT Mar 26, 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