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.

heavy rain,mist

50°F

10°C

Humidity 93%
Wind Speed S 8 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 48°F (9°C)
Visibility 3.50 mi
Wind Chill47°F (8°C)
Last update 12 Apr 08:05 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Showers. Low around 48. West wind around 6 mph becoming southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 11am. Partly sunny, with a high near 62. West wind 7 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. Light southwest wind becoming west 6 to 11 mph in the morning.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers. Low around 46. Southwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 54. Chance of precipitation is 90%.

    High: 54 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers. Low around 48. West wind around 6 mph becoming southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Showers likely, mainly before 11am. Partly sunny, with a high near 62. West wind 7 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 41. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 61. Light southwest wind becoming west 6 to 11 mph in the morning.
Tuesday Night
Showers. Low around 46. Southwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers. High near 54. Chance of precipitation is 90%.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Thursday
A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 36.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 67.
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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:
2:06 pm PDT Apr 12, 2026
Forecast Valid:
8pm PDT Apr 12, 2026-6pm PDT Apr 19, 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