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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

Friday Harbor Airport (KFHR)

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

Rain

52°F

11°C

Humidity 92%
Wind Speed SSE 11 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 19 Mar 01:53 PM PDT
Extended Forecast for

Friday Harbor WA

  • This Afternoon

    This Afternoon: Rain, mainly after 3pm. High near 53. Southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Tonight

    Tonight: Rain, mainly after 8pm. Low around 49. South southeast wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain

  • Friday

    Friday: Rain, mainly before 1pm. High near 54. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain then
    Rain Likely

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 40. West wind 8 to 11 mph.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 11am. Sunny, with a high near 49. West wind around 8 mph.

    High: 49 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly after 11pm. Partly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Sunday

    Sunday: A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain, mainly after 3pm. High near 53. Southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly after 8pm. Low around 49. South southeast wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 1pm. High near 54. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 40. West wind 8 to 11 mph.
Saturday
A 20 percent chance of rain before 11am. Sunny, with a high near 49. West wind around 8 mph.
Saturday Night
A 40 percent chance of rain, mainly after 11pm. Partly cloudy, with a low around 40.
Sunday
A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly cloudy, with a high near 49.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 43.
Tuesday
Rain. Cloudy, with a high near 51.
Tuesday Night
Rain. Mostly cloudy, with a low around 41.
Wednesday
Rain likely. Mostly cloudy, with a high near 50.
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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:
1:05 pm PDT Mar 19, 2026
Forecast Valid:
2pm PDT Mar 19, 2026-6pm PDT Mar 25, 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