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

93°F

34°C

Humidity 21%
Wind Speed NNW 12 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 12 Jul 07:00 PM PDT
Extended Forecast for

2 Miles WSW Lewiston ID

Heat Advisory July 12, 07:20pm until July 14, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 12, 07:20pm until July 14, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Tonight

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 102. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 102 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 71. Northwest wind 6 to 9 mph becoming southwest in the evening.

    Low: 71 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Southwest wind 6 to 11 mph becoming northwest 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.

    Low: 69 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Sunny and hot, with a high near 102. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Clear, with a low around 71. Northwest wind 6 to 9 mph becoming southwest in the evening.
Monday
Sunny and hot, with a high near 99. Southwest wind 6 to 11 mph becoming northwest 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 69. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Clear, with a low around 66.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny and hot, with a high near 98.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
Last Update:
4:15 pm PDT Jul 12, 2025
Forecast Valid:
7pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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