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

54°F

12°C

Humidity 66%
Wind Speed WSW 12 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 13 Apr 11:35 AM PDT
Extended Forecast for

7 Miles NW Friday Harbor WA

  • Today

    Today: Partly sunny, with a high near 54. Southwest wind around 10 mph.

    High: 54 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 3am.  Increasing clouds, with a low around 42. Southwest wind 6 to 9 mph.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain.  High near 50. South southwest wind 6 to 9 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 8 to 11 mph becoming west in the evening.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 11am.  Partly sunny, with a high near 50. West southwest wind around 5 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 54. Southwest wind around 10 mph.
Tonight
A 40 percent chance of rain, mainly after 3am. Increasing clouds, with a low around 42. Southwest wind 6 to 9 mph.
Tuesday
Rain. High near 50. South southwest wind 6 to 9 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 8 to 11 mph becoming west in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly after 11am. Partly sunny, with a high near 50. West southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 54.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly cloudy, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NW Friday Harbor WA
 48.6°N 123.14°W (Elev. 20 ft)
11:27 am PDT Apr 13, 2026
11am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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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