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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Whidbey Island Naval Air Station - Ault Field (KNUW)

Lat: 48.35525°NLon: 122.66352°WElev: 43.0ft.

Partly Cloudy

52°F

11°C

Humidity 92%
Wind Speed SE 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 19 Sep 02:53 AM PDT
Extended Forecast for

Oak Harbor WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.

    High: 65 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51. Light west wind.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 51. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 51. Light west wind.
Sunday
Partly sunny, with a high near 64. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 51. West northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
A slight chance of rain after 11am. Partly sunny, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Mostly cloudy, with a high near 64.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Friday
A slight chance of rain. Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oak Harbor WA
 48.29°N 122.66°W (Elev. 20 ft)
Last Update:
12:25 am PDT Sep 19, 2026
Forecast Valid:
3am PDT Sep 19, 2026-6pm PDT Sep 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation