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

Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

90°F

32°C

Humidity 17%
Wind Speed WNW 9 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 04 Jul 02:20 PM PDT
Extended Forecast for

West Clarkston-highland WA

Red Flag Warning until July 4, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until July 4, 08:00pm

    NOW until 8:00pm Sat

    Red Flag Warning

  • Independence Day

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. Northwest wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 95. Calm wind.

    High: 95 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 11pm. Mostly clear, with a low around 65.

    Low: 65 °F

    Slight Chance
    Showers then
    Mostly Clear

Detailed Forecast

Independence Day
Sunny, with a high near 94. Northwest wind 13 to 17 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 60. Northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 92. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 59. Northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 95. Calm wind.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
A 20 percent chance of showers before 11pm. Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 91. Breezy.
Wednesday Night
Mostly clear, with a low around 60. Breezy.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Clarkston-highland WA
 46.4°N 117.06°W (Elev. 899 ft)
Last Update:
2:06 pm PDT Jul 4, 2026
Forecast Valid:
2pm PDT Jul 4, 2026-6pm PDT Jul 10, 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