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

96°F

36°C

Humidity 22%
Wind Speed W 6 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 13 Jul 12:56 PM PDT
Extended Forecast for

Lewiston ID

Heat Advisory July 13, 01:13pm until July 14, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 01:13pm until July 14, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 104 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 71. West wind 6 to 11 mph becoming south in the evening.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. West wind 6 to 16 mph, with gusts as high as 25 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. Breezy, with a west wind 8 to 18 mph, with gusts as high as 30 mph.

    Low: 68 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. West wind 6 to 11 mph becoming north in the morning. Winds could gust as high as 21 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 104. Northwest wind 6 to 11 mph.
Tonight
Mostly clear, with a low around 71. West wind 6 to 11 mph becoming south in the evening.
Monday
Sunny and hot, with a high near 100. West wind 6 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 68. Breezy, with a west wind 8 to 18 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 91. West wind 6 to 11 mph becoming north in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny and hot, with a high near 96.
Wednesday Night
Clear, with a low around 64.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny and hot, with a high near 100.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
Last Update:
10:15 am PDT Jul 13, 2025
Forecast Valid:
1pm PDT Jul 13, 2025-6pm PDT Jul 19, 2025
 
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