National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems Continue to Impact the Pacific Northwest; Lake Effect Snow Continues

A second Pacific cold front will cross the Pacific Northwest Wednesday followed by another atmospheric river. Each of these features will bring additional periods of gusty winds, mountain snow, and heavy to excessive rainfall with renewed flooding. Heavy lake effect snow continues into Tuesday east of Lakes Erie and Ontario. Read More >

Hazardous Weather Conditions

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.

Overcast

55°F

13°C

Humidity 58%
Wind Speed S 12 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 15 Dec 08:05 PM PST
Extended Forecast for

West Clarkston-highland WA

High Wind Watch December 16, 10:00pm until December 17, 04:00pm
Click here for hazard details and duration
High Wind Watch

  • Tonight

    Tonight: A 40 percent chance of rain before 10pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 11 to 18 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Breezy.
    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 60. South wind 7 to 13 mph becoming east in the morning. Winds could gust as high as 22 mph.

    High: 60 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm. Low around 44. Windy, with a southwest wind 16 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain likely before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 55. Windy, with a west wind around 30 mph, with gusts as high as 49 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Windy. Rain
    Likely then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 38. Southwest wind 6 to 13 mph becoming south after midnight. Winds could gust as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain, mainly after 10am. High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 42. Chance of precipitation is 90%.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
A 40 percent chance of rain before 10pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 11 to 18 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 60. South wind 7 to 13 mph becoming east in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Rain, mainly after 10pm. Low around 44. Windy, with a southwest wind 16 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 55. Windy, with a west wind around 30 mph, with gusts as high as 49 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 38. Southwest wind 6 to 13 mph becoming south after midnight. Winds could gust as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly after 10am. High near 49. Chance of precipitation is 90%.
Thursday Night
Rain. Low around 42. Chance of precipitation is 90%.
Friday
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
Friday Night
A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Saturday
A chance of rain and snow before 10am, then a chance of rain. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Clarkston-highland WA
 46.4°N 117.06°W (Elev. 899 ft)
Last Update:
2:48 pm PST Dec 15, 2025
Forecast Valid:
8pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation