Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

84°F

29°C

Humidity 32%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 17 Aug 12:05 PM PDT
Extended Forecast for

Lewiston IDSimilar City Names

  • This Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 97. Calm wind becoming northwest around 6 mph.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Patchy smoke after midnight. Mostly cloudy, with a low around 66. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 66 °F

    Mostly Cloudy
    then Patchy
    Smoke

  • Tuesday

    Tuesday: Partly sunny through mid morning, then becoming sunny and hot, with a high near 97. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. West wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 22 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

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

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Thursday

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

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 100.

    High: 100 °F

    Hot

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 97. Calm wind becoming northwest around 6 mph.
Tonight
Patchy smoke after midnight. Mostly cloudy, with a low around 66. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Partly sunny through mid morning, then becoming sunny and hot, with a high near 97. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 63. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.
Wednesday
Sunny and hot, with a high near 96. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Partly sunny and hot, with a high near 100.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers. Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston IDSimilar City Names
 46.43°N 117.01°W (Elev. 784 ft)
11:31 am PDT Aug 17, 2026
12pm PDT Aug 17, 2026-6pm PDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database