Water Temperature of Friday Harbor in Friday Harbor, WA
Current Water Temperature
not available at this time.
Today's Tides
High: June 12, 1:13 AM, 8.0 ft
Low: June 12, 9:17 AM, -1.6 ft
High: June 12, 5:57 PM, 7.1 ft
Low: June 12, 8:42 PM, 6.6 ft
Temperature Locations
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Local Points of Interest
Brown Island; San Juan Island; Shaw Island; San Juan ChannelStation Name: Friday Harbor
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 66 feet
Sensor Depth: -6 feet
Nearest Address:
Cantilever Way
Friday Harbor, WA 98250
San Juan County
GPS Coordinates: 48.546700, -123.010002
Nearby Water Temperatures
Nooksack River, Ferndale, WA (28.1 mi)Skagit River, Burlington, WA (31.7 mi)
Port Townsend Bay, Port Townsend, WA (32.2 mi)
Port Angeles Harbor, Port Angeles, WA (35.2 mi)
Fishtrap Creek, Lynden, WA (36.3 mi)
Anderson Creek, Goshen, WA (36.4 mi)
Strait of Juan de Fuca, Angeles Point, WA (37.7 mi)
Nooksack River, Cedarville, WA (38.5 mi)
Bertrand Creek, Aldergrove, BC (38.5 mi)
Bertrand Creek, Delta, WA (38.9 mi)
South Fork Nooksack River, Doran, WA (39.6 mi)
Skookum Creek, Doran, WA (40.7 mi)
Salish Sea, Vancouver, BC (54.4 mi)
North Fork Nooksack River, Glacier, WA (58.6 mi)
Salish Sea, Roberts Creek, BC (63.8 mi)
Weather for Friday Harbor, Washington
Current Weather

Five Day Weather Forecast

Fri
H: 72°F
L: 48°F

Sat
H: 67°F
L: 54°F

Sun
H: 70°F
L: 58°F

Mon
H: 68°F
L: 57°F

Tue
H: 66°F
L: 54°F
Air Quality
Nitrogen Dioxide: 15.2 μg/m3
Sulphur Dioxide: 4.5 μg/m3
Ozone: 69 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:14 PM
Daylight: 16 hrs 5 mins
Moon Transit: 10:43 AM
Moonset: 7:00 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.0%
Best Times for Fishing or Hunting
Major Periods
6:08 PM - 8:38 PM10:13 AM - 12:43 AM
Minor Periods
6:30 PM - 8:00 PM2:17 AM - 3:47 AM
Action Rating: 2 out of 5
Heat Advisory issued June 12 at 5:05AM PDT until June 16 at 5:00AM PDT by NWS Seattle WA
Effective: Fri June 12, 2026, 12:05 PM
Expires: Fri June 12, 2026, 11:00 PM
* WHAT...Hot conditions with high temperatures up to 80 to 85 degrees and low temperatures down to 55 to 60 degrees expected. This will pose a moderate risk of heat-related illness. * WHERE...Island County and San Juan County. * WHEN...From 11 AM Sunday to 5 AM PDT Tuesday. * IMPACTS...Heat will significantly increase the risk of heat-related illnesses for those who are sensitive to heat, especially those without effective cooling or adequate hydration.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime.
Heat Advisory issued June 12 at 9:59AM PDT until June 16 at 5:00AM PDT by NWS Seattle WA
Effective: Fri June 12, 2026, 4:59 PM
Expires: Fri June 12, 2026, 11:00 PM
* WHAT...Hot conditions with high temperatures up to 80 to 85 degrees and low temperatures down to 55 to 60 degrees expected. This will pose a moderate risk of heat-related illness. * WHERE...Island County and San Juan County. * WHEN...From 11 AM Sunday to 5 AM PDT Tuesday. * IMPACTS...Heat will significantly increase the risk of heat-related illnesses for those who are sensitive to heat, especially those without effective cooling or adequate hydration.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime.
Weather Forecast
Air Quality
Nitrogen Dioxide: 13.74 μg/m3
Sulphur Dioxide: 2.68 μg/m3
Ozone: 56.58 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:14 PM
Daylight: 16 hrs 5 mins
Moon Transit: 10:43 AM
Moonset: 7:00 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.0%
Best Times for Fishing or Hunting
Major Periods
6:08 PM - 8:38 PM10:13 AM - 12:43 AM
Minor Periods
6:30 PM - 8:00 PM2:17 AM - 3:47 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 17.44 μg/m3
Sulphur Dioxide: 4.36 μg/m3
Ozone: 75.42 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:15 PM
Daylight: 16 hrs 6 mins
Moon Transit: 11:45 AM
Moonset: 8:27 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
7:12 PM - 9:42 PM11:15 AM - 1:45 PM
Minor Periods
7:57 PM - 9:27 PM2:50 AM - 4:20 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.65 μg/m3
Sulphur Dioxide: 2.68 μg/m3
Ozone: 90.33 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:15 PM
Daylight: 16 hrs 6 mins
Moon Transit: 12:52 AM
Moonset: 9:43 PM
Moon Phase: New
Moon Illumination: 0.7%
Best Times for Fishing or Hunting
Major Periods
8:19 PM - 10:49 PM12:22 AM - 2:52 PM
Minor Periods
9:13 PM - 10:43 PM3:36 AM - 5:06 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.25 μg/m3
Sulphur Dioxide: 0.64 μg/m3
Ozone: 74.38 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:16 PM
Daylight: 16 hrs 7 mins
Moon Transit: 2:00 PM
Moonset: 10:43 PM
Moon Phase: New
Moon Illumination: 3.8%
Best Times for Fishing or Hunting
Major Periods
9:27 PM - 11:57 PM1:30 PM - 4:00 PM
Minor Periods
10:13 PM - 11:43 PM4:40 AM - 6:10 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.83 μg/m3
Sulphur Dioxide: 0.5 μg/m3
Ozone: 57.83 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:16 PM
Daylight: 16 hrs 7 mins
Moon Transit: 3:05 PM
Moonset: 11:25 PM
Moon Phase: New
Moon Illumination: 1.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:35 PM - 5:05 PM
Minor Periods
12:00 AM - 12:00 AM6:00 AM - 7:30 AM
Action Rating: 3 out of 5
