Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

53°F

12°C

Humidity 46%
Wind Speed N 0 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 02 Mar 05:56 PM PST
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Light and variable wind becoming southeast around 6 mph in the morning.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely after 10pm.  Cloudy, with a low around 47. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain.  High near 54. Calm wind becoming west 5 to 7 mph in the afternoon.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 10pm.  Low around 40. West wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly after 10am.  Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly after 4pm.  Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 64. Light and variable wind becoming southeast around 6 mph in the morning.
Tuesday Night
Rain likely after 10pm. Cloudy, with a low around 47. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 54. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, mainly before 10pm. Low around 40. West wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of rain, mainly after 10am. Partly sunny, with a high near 54.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Friday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 54.
Friday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 43.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 59.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 48.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 61.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 54. Breezy. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 784 ft)
3:07 pm PST Mar 2, 2026
6pm PST Mar 2, 2026-6pm PDT Mar 9, 2026
 
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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