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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Overcast

46°F

8°C

Humidity 42%
Wind Speed S 17 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 12 Jan 06:00 AM PST
Extended Forecast for

2 Miles WSW Lewiston ID

  • Today

    Today: Partly sunny, with a high near 53. Calm wind becoming southeast around 6 mph in the morning.

    High: 53 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 36. East wind 3 to 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. East wind 3 to 6 mph.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. Light southeast wind.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 48. Calm wind.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 53. Calm wind becoming southeast around 6 mph in the morning.
Tonight
Partly cloudy, with a low around 36. East wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 52. East wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 34. Light southeast wind.
Wednesday
Sunny, with a high near 48. Calm wind.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Mostly cloudy, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
Last Update:
2:57 am PST Jan 12, 2026
Forecast Valid:
6am PST Jan 12, 2026-6pm PST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation