Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Friday Harbor Airport (KFHR)

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

Clear

39°F

4°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 Apr 08:15 AM PDT
Extended Forecast for

Friday Harbor WA

  • Today

    Today: A chance of rain and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of rain and thunderstorms after 5pm.  Partly sunny, with a high near 49. West southwest wind 5 to 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Tonight

    Tonight: Mostly clear, with a low around 37. West wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 53. Calm wind becoming south around 5 mph in the afternoon.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. West southwest wind 5 to 7 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Partly Sunny

  • Friday Night

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

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Saturday Night

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

    Low: 45 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain, mainly before 11am.  Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

Detailed Forecast

Today
A chance of rain and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of rain and thunderstorms after 5pm. Partly sunny, with a high near 49. West southwest wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 37. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 53. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 40. West southwest wind 5 to 7 mph.
Friday
Partly sunny, with a high near 54. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly cloudy, with a high near 57.
Saturday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45.
Sunday
A chance of rain, mainly before 11am. Mostly cloudy, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Friday Harbor WA
 48.53°N 123.02°W (Elev. 20 ft)
9:38 am PDT Apr 15, 2026
9am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database