Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Friday Harbor Airport (KFHR)

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

Mostly Cloudy

46°F

8°C

Humidity 87%
Wind Speed WSW 4 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 Apr 06:15 AM PDT
Extended Forecast for

5 Miles W Friday Harbor WA

  • Today

    Today: A 30 percent chance of rain, mainly before 8am.  Partly sunny, with a high near 54. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 54 °F

    Chance Rain
    then Partly
    Sunny

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 3am.  Increasing clouds, with a low around 41. West southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain.  High near 50. South southeast wind 5 to 8 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain before 11pm.  Low around 37. South wind 7 to 10 mph becoming west southwest in the evening. Winds could gust as high as 23 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of rain after 2pm.  Partly sunny, with a high near 50. West southwest wind around 6 mph.  Chance of precipitation is 50%.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly before 8am. Partly sunny, with a high near 54. West southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Tonight
A 40 percent chance of rain, mainly after 3am. Increasing clouds, with a low around 41. West southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday
Rain. High near 50. South southeast wind 5 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain before 11pm. Low around 37. South wind 7 to 10 mph becoming west southwest in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of rain after 2pm. Partly sunny, with a high near 50. West southwest wind around 6 mph. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 54.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly cloudy, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Friday Harbor WA
 48.54°N 123.12°W (Elev. 354 ft)
11:27 pm PDT Apr 12, 2026
6am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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