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

Hazardous Weather Conditions

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

100°F

38°C

Humidity 19%
Wind Speed W 3 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 13 Jul 05:05 PM PDT
Extended Forecast for

Lewiston ID

Heat Advisory July 13, 05:26pm until July 14, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 05:26pm until July 14, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Tonight

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Breezy, with a southwest wind 6 to 11 mph becoming northwest 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 100 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. Breezy, with a west wind 16 to 21 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 31 mph.

    Low: 67 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. West wind 6 to 14 mph becoming north in the morning. Winds could gust as high as 23 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Northeast wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Northwest wind 6 to 10 mph becoming south in the evening.
Monday
Sunny and hot, with a high near 100. Breezy, with a southwest wind 6 to 11 mph becoming northwest 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Monday Night
Mostly clear, with a low around 67. Breezy, with a west wind 16 to 21 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 31 mph.
Tuesday
Sunny, with a high near 88. West wind 6 to 14 mph becoming north in the morning. Winds could gust as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 61. Northeast wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Clear, with a low around 65.
Friday
Sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny and hot, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
4:15 pm PDT Jul 13, 2025
Forecast Valid:
5pm PDT Jul 13, 2025-6pm PDT Jul 20, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation