Current conditions at

Walla Walla Regional Airport (KALW)

Lat: 46.09462°NLon: 118.2858°WElev: 1168.0ft.

Clear

64°F

18°C

Humidity 48%
Wind Speed S 9 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 28 Aug 02:00 AM PDT
Extended Forecast for

Dayton WA

  • Overnight

    Overnight: Mostly clear, with a low around 53. South wind around 6 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. West wind 5 to 9 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. West wind 5 to 13 mph becoming south in the evening. Winds could gust as high as 22 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. South wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 53. South wind around 6 mph.
Friday
Sunny, with a high near 82. West wind 5 to 9 mph.
Friday Night
Mostly clear, with a low around 52. West wind 5 to 13 mph becoming south in the evening. Winds could gust as high as 22 mph.
Saturday
Mostly sunny, with a high near 74. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 45. South wind 7 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 50.
Wednesday
A slight chance of showers. Partly sunny, with a high near 74.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 47.
Thursday
A slight chance of showers. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Dayton WA
 46.32°N 117.98°W (Elev. 1768 ft)
11:46 pm PDT Aug 27, 2026
2am PDT Aug 28, 2026-6pm PDT Sep 3, 2026
 
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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