Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

light snow,mist

34°F

1°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 32°F (0°C)
Visibility 3.00 mi
Last update 02 Dec 04:05 AM PST
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Rain and snow, becoming all snow after 5am.  Patchy fog after 5am. Low around 34. Calm wind.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow and
    Patchy Fog

  • Tuesday

    Tuesday: Rain and snow, mainly before 10am.  Patchy fog before 9am. High near 41. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow and
    Patchy Fog
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33. Calm 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 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 4pm.  Cloudy, with a high near 40. Chance of precipitation is 60%.

    High: 40 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am.  Cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Friday

    Friday: Rain.  High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Rain

Detailed Forecast

Overnight
Rain and snow, becoming all snow after 5am. Patchy fog after 5am. Low around 34. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday
Rain and snow, mainly before 10am. Patchy fog before 9am. High near 41. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 33. Calm wind.
Wednesday
Partly sunny, with a high near 43. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 30. Calm wind.
Thursday
Rain likely, mainly after 4pm. Cloudy, with a high near 40. Chance of precipitation is 60%.
Thursday Night
Rain likely, mainly after 4am. Cloudy, with a low around 36. Chance of precipitation is 60%.
Friday
Rain. High near 49. Chance of precipitation is 80%.
Friday Night
Rain. Low around 42. Chance of precipitation is 80%.
Saturday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 50.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 38.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 116.97°W (Elev. 1407 ft)
3:37 am PST Dec 2, 2025
4am PST Dec 2, 2025-6pm PST Dec 8, 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