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

Severe Thunderstorms and Heavy Rain from the Southern Plains to the Ohio Valley; Wintry Mix in the Northeast

Numerous showers and thunderstorms, some severe, are expected from the southern Plains to the Ohio Valley. The repeating nature of some showers and thunderstorms may lead to isolated flash flooding across the Ohio Valley. An area of freezing rain, with some snow on the northern edge, will cause hazardous travel conditions over portions of New England. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

light rain,mist

45°F

7°C

Humidity 100%
Wind Speed N 3 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 45°F (7°C)
Visibility 3.00 mi
Last update 04 Mar 03:35 AM PST
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Rain likely. Patchy fog after 5am. Otherwise, cloudy, with a low around 45. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: Rain, mainly before 1pm. Patchy fog before 10am. High near 51. Light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. Southwest wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly after 10am. Partly sunny, with a high near 49. Breezy, with a west wind 11 to 20 mph, with gusts as high as 28 mph.

    High: 49 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 35. Southwest wind 6 to 10 mph.

    Low: 35 °F

    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain before 10am. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain likely. Patchy fog after 5am. Otherwise, cloudy, with a low around 45. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 1pm. Patchy fog before 10am. High near 51. Light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. Southwest wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. 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 49. Breezy, with a west wind 11 to 20 mph, with gusts as high as 28 mph.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 35. Southwest wind 6 to 10 mph.
Friday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 51.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39.
Saturday
Mostly cloudy, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 64.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 53. Breezy. Chance of precipitation is 40%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
2:18 am PST Mar 4, 2026
Forecast Valid:
3am PST Mar 4, 2026-6pm PDT Mar 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation