Severe Weather in the Central Plains; Heavy Rainfall in the Tennessee Valley; Critical Fire Weather in the West

Scattered severe storms capable of large to very large hail, severe wind gusts, and a few tornadoes will be possible across the central Plains this evening. Heavy to excessive rainfall may bring a flooding threat from the Great Lakes to the Mid-South through tonight. Hot, dry and windy conditions will continue to bring a critical fire weather threat from the Southwest into the Great Basin. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Overcast

73°F

23°C

Humidity 20%
Wind Speed S 13 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 08 Jun 08:20 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Showers, mainly after 11pm.  Low around 55. Northwest wind 5 to 8 mph becoming east after midnight.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 11am.  Partly sunny, with a high near 71. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after 11pm.  Increasing clouds, with a low around 50. Breezy, with a west wind 15 to 24 mph, with gusts as high as 39 mph.

    Low: 50 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 71. West wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 71 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. West wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

Detailed Forecast

Tonight
Showers, mainly after 11pm. Low around 55. Northwest wind 5 to 8 mph becoming east after midnight. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, with thunderstorms also possible after 11am. Partly sunny, with a high near 71. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers, mainly after 11pm. Increasing clouds, with a low around 50. Breezy, with a west wind 15 to 24 mph, with gusts as high as 39 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 71. West wind 13 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 47. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 80.
Thursday Night
Clear, with a low around 54.
Friday
Sunny, with a high near 87.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 784 ft)
4:11 pm PDT Jun 8, 2026
8pm PDT Jun 8, 2026-6pm PDT Jun 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database