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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

78°F

26°C

Humidity 26%
Wind Speed NNW 13 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 11:56 AM PDT
Extended Forecast for

West Clarkston-highland WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. West wind 5 to 8 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 95. Calm wind becoming east around 5 mph.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 89. Breezy.

    High: 89 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. Breezy.

    Low: 56 °F

    Mostly Clear
    and Breezy
    then Clear

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 85. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 55. West wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 89. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 95. Calm wind becoming east around 5 mph.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Sunny, with a high near 89. Breezy.
Saturday Night
Mostly clear, with a low around 56. Breezy.
Sunday
Sunny, with a high near 88.
Sunday Night
Clear, with a low around 56.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Clarkston-highland WA
 46.4°N 117.09°W (Elev. 1020 ft)
Last Update:
11:31 am PDT Jun 17, 2026
Forecast Valid:
12pm PDT Jun 17, 2026-6pm PDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation