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

Active Spring Like Pattern Across the Country

A frontal boundary will slowly move eastward and clear most of the eastern seaboard by Sunday. Showers and thunderstorms, some severe, will accompany this front alongside the threat of heavy rainfall; These threats may linger along the Gulf Coast states into early next week. Meanwhile, record spring-like warmth is forecast, mainly east of the Mississippi River, this weekend into next week. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

55°F

13°C

Humidity 66%
Wind Speed E 10 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 07 Mar 07:35 PM PST
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Mostly clear, with a low around 45. South wind 5 to 13 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 64. Breezy, with a west wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Partly Sunny
    then Chance
    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain likely, mainly between 7pm and 4am. Mostly cloudy, with a low around 36. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely
    and Breezy

  • Monday

    Monday: Rain likely, possibly mixed with snow, mainly after 4pm. Partly sunny, with a high near 47. Breezy, with a west wind 14 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    Likely and
    Breezy

  • Monday Night

    Monday Night: Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 31. Southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A chance of snow before 4pm, then a chance of rain and snow. Partly sunny, with a high near 46. Breezy. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 46 °F

    Chance Snow
    then Chance
    Rain/Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain and snow, mainly before 10pm. Mostly cloudy, with a low around 32. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow before 10am, then rain likely. Cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 45. South wind 5 to 13 mph.
Sunday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 64. Breezy, with a west wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly between 7pm and 4am. Mostly cloudy, with a low around 36. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, possibly mixed with snow, mainly after 4pm. Partly sunny, with a high near 47. Breezy, with a west wind 14 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 31. Southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow before 4pm, then a chance of rain and snow. Partly sunny, with a high near 46. Breezy. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain and snow, mainly before 10pm. Mostly cloudy, with a low around 32. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
A slight chance of rain and snow before 10am, then rain likely. Cloudy, with a high near 53. Chance of precipitation is 60%.
Wednesday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 43. Chance of precipitation is 70%.
Thursday
Rain likely. Cloudy, with a high near 59. Breezy. Chance of precipitation is 70%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
Friday Night
Rain and snow likely. Cloudy, with a low around 38. Chance of precipitation is 60%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
Last Update:
3:22 pm PST Mar 7, 2026
Forecast Valid:
7pm PST Mar 7, 2026-6pm PDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation