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

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

39°F

4°C

Humidity 64%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 01 Mar 12:20 AM PST
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41. Light north wind.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 60. Calm wind becoming west around 5 mph in the afternoon.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of rain after 4pm. Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 10pm. Cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 57. Chance of precipitation is 90%.

    High: 57 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Rain Likely
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Calm wind.
Sunday
Partly sunny, with a high near 58. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 41. Light north wind.
Monday
Sunny, with a high near 60. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
A 30 percent chance of rain after 4pm. Partly sunny, with a high near 61.
Tuesday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 46. Chance of precipitation is 60%.
Wednesday
Rain. High near 57. Chance of precipitation is 90%.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 53.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 56.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 784 ft)
Last Update:
9:02 pm PST Feb 28, 2026
Forecast Valid:
12am PST Mar 1, 2026-6pm PST Mar 7, 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