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.

Rain

48°F

9°C

Humidity 93%
Wind Speed S 9 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 Apr 12:05 AM PDT
Extended Forecast for

Asotin WA

  • Overnight

    Overnight: Rain. Low around 47. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain, mainly before 11am. High near 60. South wind 8 to 14 mph becoming west in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain then
    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. South wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 61. South wind 5 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Rain. Low around 45. West wind 7 to 13 mph becoming south in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 53. Chance of precipitation is 90%.

    High: 53 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Thursday Night

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

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain. Low around 47. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain, mainly before 11am. High near 60. South wind 8 to 14 mph becoming west in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, with a low around 39. South wind 5 to 11 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 61. South wind 5 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Rain. Low around 45. West wind 7 to 13 mph becoming south in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 53. Chance of precipitation is 90%.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 35.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Asotin WA
 46.34°N 117.05°W (Elev. 846 ft)
Last Update:
11:52 pm PDT Apr 12, 2026
Forecast Valid:
12am PDT Apr 13, 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