Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Overcast

34°F

1°C

Humidity 86%
Wind Speed WNW 4 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 01 Dec 02:00 PM PST
Extended Forecast for

Lewiston ID

  • This Afternoon

    This Afternoon: A slight chance of rain and snow before 4pm.  Cloudy, with a high near 38. Calm wind.  Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow between 7pm and 2am, then a chance of rain after 2am.  Cloudy, with a low around 34. Calm wind.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 50 percent chance of rain, mainly before 10am.  Cloudy, with a high near 41. Calm wind becoming west around 5 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance Rain
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33. Light and variable wind.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 10am.  Mostly cloudy, with a high near 41.

    High: 41 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely.  Cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Friday

    Friday: Rain likely.  Mostly cloudy, with a high near 50. Chance of precipitation is 70%.

    High: 50 °F

    Rain Likely

Detailed Forecast

This Afternoon
A slight chance of rain and snow before 4pm. Cloudy, with a high near 38. Calm wind. Chance of precipitation is 20%.
Tonight
A chance of rain and snow between 7pm and 2am, then a chance of rain after 2am. Cloudy, with a low around 34. Calm wind. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A 50 percent chance of rain, mainly before 10am. Cloudy, with a high near 41. Calm wind becoming west around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 33. Light and variable wind.
Wednesday
Partly sunny, with a high near 43. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
A 30 percent chance of rain after 10am. Mostly cloudy, with a high near 41.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Saturday
Rain likely. Partly sunny, with a high near 51. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
1:26 pm PST Dec 1, 2025
2pm PST Dec 1, 2025-6pm PST Dec 7, 2025
 
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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