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Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Friday Harbor Airport (KFHR)

Lat: 48.52°NLon: 123.02637°WElev: 112.0ft.

Mostly Cloudy

50°F

10°C

Humidity 57%
Wind Speed SE 6 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 16 Apr 12:00 PM PDT
Extended Forecast for

5 Miles S Friday Harbor WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 53. South wind 5 to 10 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. West wind 8 to 16 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 53. West southwest wind around 5 mph becoming calm in the morning.

    High: 53 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 53. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 42. West wind 8 to 16 mph, with gusts as high as 23 mph.
Friday
Increasing clouds, with a high near 53. West southwest wind around 5 mph becoming calm in the morning.
Friday Night
Mostly cloudy, with a low around 43. Calm wind.
Saturday
Mostly cloudy, with a high near 57. Calm wind becoming north northeast around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 48.
Sunday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A slight chance of rain. Partly sunny, with a high near 59.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A slight chance of rain. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Friday Harbor WA
 48.47°N 123°W (Elev. 3 ft)
Last Update:
11:27 am PDT Apr 16, 2026
Forecast Valid:
12pm PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
Forecast Discussion
 
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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