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

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

Friday Harbor Airport (KFHR)

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

Clear

63°F

17°C

Humidity 67%
Wind Speed ESE 6 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Sep 11:35 AM PDT
Extended Forecast for

Friday Harbor WA

  • Today

    Today: Mostly sunny, with a high near 62. Light southwest wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 50. Southwest wind 5 to 8 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming south southeast around 6 mph in the morning.

    High: 60 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 49. South southwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 30 percent chance of rain after 11am. Cloudy, with a high near 60. Light north northwest wind increasing to 5 to 10 mph in the afternoon.

    High: 60 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain. Low around 49. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 11am. Partly sunny, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Rain Likely

  • Friday Night

    Friday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 62. Light southwest wind becoming south southwest 5 to 9 mph in the afternoon.
Tonight
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 50. Southwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming south southeast around 6 mph in the morning.
Wednesday Night
Increasing clouds, with a low around 49. South southwest wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of rain after 11am. Cloudy, with a high near 60. Light north northwest wind increasing to 5 to 10 mph in the afternoon.
Thursday Night
Rain. Low around 49. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 11am. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Friday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Monday
A chance of rain. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Friday Harbor WA
 48.51°N 123.02°W (Elev. 0 ft)
Last Update:
11:26 pm PDT Sep 21, 2026
Forecast Valid:
11am PDT Sep 22, 2026-6pm PDT Sep 28, 2026
 
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Additional Resources

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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