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

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 W Friday Harbor WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 53. South wind 3 to 8 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. West southwest wind 5 to 9 mph becoming light west after midnight. Winds could gust as high as 21 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 53. Calm wind.

    High: 53 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 58. Light north northeast wind.

    High: 58 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 53. South wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 40. West southwest wind 5 to 9 mph becoming light west after midnight. Winds could gust as high as 21 mph.
Friday
Increasing clouds, with a high near 53. Calm wind.
Friday Night
Mostly cloudy, with a low around 41. Calm wind.
Saturday
Mostly cloudy, with a high near 58. Light north northeast wind.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 45.
Sunday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
A slight chance of rain. Partly sunny, with a high near 60.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Wednesday
Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Friday Harbor WA
 48.54°N 123.12°W (Elev. 354 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

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation