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.

Partly Cloudy

48°F

9°C

Humidity 42%
Wind Speed NE 9 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 15 Mar 03:20 PM PDT
Extended Forecast for

Lewiston ID

  • This Afternoon

    This Afternoon: A 30 percent chance of rain after 5pm. Mostly cloudy, with a high near 48. East wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly before 11pm. Cloudy, with a low around 40. East wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly between 11am and 2pm. Cloudy, with a high near 58. Southeast wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. South wind around 6 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66. Southwest wind around 7 mph.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of rain after 5pm. Mostly cloudy, with a high near 48. East wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 11pm. Cloudy, with a low around 40. East wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly between 11am and 2pm. Cloudy, with a high near 58. Southeast wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 46. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 66. Southwest wind around 7 mph.
Tuesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 47.
Wednesday
Mostly cloudy, with a high near 70.
Wednesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 49.
Thursday
Mostly cloudy, with a high near 72.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 52.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 72.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 47.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
Last Update:
3:21 pm PDT Mar 15, 2026
Forecast Valid:
3pm PDT Mar 15, 2026-6pm PDT Mar 22, 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