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

Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Current conditions at

Friday Harbor Airport (KFHR)

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

Mist

48°F

9°C

Humidity 100%
Wind Speed S 4 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 48°F (9°C)
Visibility 4.00 mi
Wind Chill47°F (8°C)
Last update 07 Mar 12:35 AM PST
Extended Forecast for

Friday Harbor WA

  • Overnight

    Overnight: Rain likely, mainly after 5am. Mostly cloudy, with a low around 44. South southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 54. South southwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 43. South southwest wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Sunday

    Sunday: Rain likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 51. West wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 36. West southwest wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely

  • Monday

    Monday: Rain. High near 46. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain

  • Monday Night

    Monday Night: Rain likely before 10pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 35. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 10am. Cloudy, with a high near 46.

    High: 46 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 36.

    Low: 36 °F

    Rain

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 44. South southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 54. South southwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 43. South southwest wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 51. West wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 36. West southwest wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 46. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely before 10pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 35. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 10am. Cloudy, with a high near 46.
Tuesday Night
Rain. Cloudy, with a low around 36.
Wednesday
Rain. Cloudy, with a high near 47.
Wednesday Night
Rain. Cloudy, with a low around 37.
Thursday
Rain. Cloudy, with a high near 47.
Thursday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 35.
Friday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Friday Harbor WA
 48.51°N 123.05°W (Elev. 141 ft)
Last Update:
7:01 pm PST Mar 6, 2026
Forecast Valid:
12am PST Mar 7, 2026-6pm PDT Mar 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation