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

Thunderstorms and Heavy Rainfall in the Mid-Atlantic; Fire Weather Concerns in the West

Thunderstorms are expected to bring heavy rain and potential significant flash and urban flooding to the Mid-Atlantic on Thursday, especially along the I-95 urban corridor. Dry conditions, gusty winds, and isolated dry thunderstorms will continue to bring a critical fire weather threat to the northwestern Great Basin into the interior Northwest through Thursday. Read More >

Current conditions at

Friday Harbor Airport (KFHR)

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

Clear

57°F

14°C

Humidity 82%
Wind Speed ESE 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 30 Jul 08:05 PM PDT
Extended Forecast for

Friday Harbor WA

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. Southwest wind 5 to 8 mph.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 73. South southwest wind 3 to 7 mph.

    High: 73 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. West southwest wind 5 to 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. Southwest wind 5 to 7 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 74. Calm wind becoming south southwest 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 53. Southwest wind 5 to 8 mph.
Friday
Partly sunny, with a high near 73. South southwest wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 51. West southwest wind 5 to 8 mph.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 50.
Monday
A slight chance of showers after 11am. Mostly sunny, with a high near 70.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 52.
Tuesday
A slight chance of showers. Partly sunny, with a high near 70.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 52.
Wednesday
A chance of showers. Mostly cloudy, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Friday Harbor WA
 48.53°N 123.02°W (Elev. 20 ft)
Last Update:
8:01 pm PDT Jul 30, 2025
Forecast Valid:
8pm PDT Jul 30, 2025-6pm PDT Aug 6, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation