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

48°F

9°C

Humidity 67%
Wind Speed NNW 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 29 Mar 12:56 AM PDT
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Partly cloudy, with a low around 41. Southwest wind around 5 mph becoming calm.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of rain, mainly after 11am. Increasing clouds, with a high near 52. Calm wind becoming northwest 5 to 8 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. West wind 9 to 15 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 51 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 37. Chance of precipitation is 90%.

    Low: 37 °F

    Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 41. Southwest wind around 5 mph becoming calm.
Sunday
A 50 percent chance of rain, mainly after 11am. Increasing clouds, with a high near 52. Calm wind becoming northwest 5 to 8 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 50 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. West wind 9 to 15 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind 10 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 29. Northwest wind 5 to 9 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Wednesday Night
Rain. Low around 37. Chance of precipitation is 90%.
Thursday
Rain likely. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 36.
Friday
A 10 percent chance of rain. Mostly sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 60.
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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:
11:31 pm PDT Mar 28, 2026
Forecast Valid:
1am PDT Mar 29, 2026-6pm PDT Apr 4, 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