Water Temperature of Friday Harbor in Friday Harbor, WA

Current Water Temperature

48.0°F

Measurement Time: Thursday, April 2, 2026, 6:36 AM PDT

Today's Tides

 High: April 2, 5:41 AM, 7.2 ft
Low: April 2, 12:12 PM, 0.9 ft
 High: April 2, 7:11 PM, 6.4 ft

Temperature Locations

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Local Points of Interest

Brown Island; San Juan Island; Shaw Island; San Juan Channel

Friday Harbor

Station 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

42.1°F
Light rain
Light rain
34.3°F
43°F
96%
WSW 15.4 mph
21.9 mph
41.5°F
41.1°F
0 in
100%
9 mi
1008 mbar
0

Five Day Weather Forecast

Patchy rain nearby
Thu
H: 51°F
L: 42°F
Partly Cloudy
Fri
H: 47°F
L: 44°F
Mist
Sat
H: 47°F
L: 43°F
Partly Cloudy
Sun
H: 54°F
L: 47°F
Overcast
Mon
H: 55°F
L: 49°F

Air Quality

AQI: 1 - Good
PM2.5: 6.05 μg/m3
PM10: 8.45 μg/m3
Carbon Monoxide: 172.85 μg/m3
Nitrogen Dioxide: 2.85 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 91 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 1:15 PM
Sunset: 7:44 PM
Daylight: 12 hrs 57 mins
Moonrise: 9:00 PM
Moon Transit: 1:21 AM
Moonset: 6:43 AM
Moon Phase: Full
Moon Illumination: 99.5%

Best Times for Fishing or Hunting

Major Periods

12:51 AM - 3:21 AM
8:41 AM - 11:11 AM

Minor Periods

8:30 PM - 10:00 PM
6:13 AM - 7:43 AM

Action Rating: 3 out of 5

Thursday, April 2, 2026

Weather Forecast

Patchy rain nearby
51.3°F
42.3°F
46.1°F
85%
0 in
85%
0%
18.1 mph
0.5


Air Quality

AQI: 1 - Good
PM2.5: 4.05 μg/m3
PM10: 5.43 μg/m3
Carbon Monoxide: 166.37 μg/m3
Nitrogen Dioxide: 4.86 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 84.96 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 1:15 PM
Sunset: 7:44 PM
Daylight: 12 hrs 57 mins
Moonrise: 9:00 PM
Moon Transit: 1:21 AM
Moonset: 6:43 AM
Moon Phase: Full
Moon Illumination: 99.5%

Best Times for Fishing or Hunting

Major Periods

12:51 AM - 3:21 AM
8:41 AM - 11:11 AM

Minor Periods

8:30 PM - 10:00 PM
6:13 AM - 7:43 AM

Action Rating: 3 out of 5

Friday, April 3, 2026

Weather Forecast

Partly Cloudy
47.3°F
43.5°F
45.6°F
84%
0 in
0%
0%
9.4 mph
0.9


Air Quality

AQI: 1 - Good
PM2.5: 10.74 μg/m3
PM10: 14.96 μg/m3
Carbon Monoxide: 173.93 μg/m3
Nitrogen Dioxide: 8.01 μg/m3
Sulphur Dioxide: 1.88 μg/m3
Ozone: 80.84 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 1:15 PM
Sunset: 7:46 PM
Daylight: 13 hrs mins
Moonrise: 10:12 PM
Moon Transit: 2:04 AM
Moonset: 6:59 AM
Moon Phase: Full
Moon Illumination: 96.6%

Best Times for Fishing or Hunting

Major Periods

1:34 AM - 4:04 AM
9:24 AM - 11:54 AM

Minor Periods

9:42 PM - 11:12 PM
6:29 AM - 7:59 AM

Action Rating: 4 out of 5

Saturday, April 4, 2026

Weather Forecast

Mist
46.6°F
43.2°F
45.6°F
90%
0 in
0%
0%
6.5 mph
1.1


Air Quality

AQI: 2 - Moderate
PM2.5: 15.89 μg/m3
PM10: 19.33 μg/m3
Carbon Monoxide: 208.65 μg/m3
Nitrogen Dioxide: 22.07 μg/m3
Sulphur Dioxide: 3.41 μg/m3
Ozone: 57.48 μg/m3

Astronomical

Sunrise: 6:44 AM
Sun Transit: 1:14 PM
Sunset: 7:47 PM
Daylight: 13 hrs 4 mins
Moonrise: 11:23 PM
Moon Transit: 2:49 AM
Moonset: 7:18 AM
Moon Phase: Full
Moon Illumination: 91.3%

Best Times for Fishing or Hunting

Major Periods

2:19 AM - 4:49 AM
10:09 AM - 12:39 AM

Minor Periods

12:00 AM - 12:00 AM
6:48 AM - 8:18 AM

Action Rating: 4 out of 5

Sunday, April 5, 2026

Weather Forecast

Partly Cloudy
53.7°F
46.5°F
49.8°F
77%
0 in
0%
0%
7.4 mph
1.1


Air Quality

AQI: 1 - Good
PM2.5: 12.48 μg/m3
PM10: 13.23 μg/m3
Carbon Monoxide: 156.71 μg/m3
Nitrogen Dioxide: 32.11 μg/m3
Sulphur Dioxide: 6.19 μg/m3
Ozone: 57.04 μg/m3

Astronomical

Sunrise: 6:42 AM
Sun Transit: 1:14 PM
Sunset: 7:49 PM
Daylight: 13 hrs 7 mins
Moonrise: 12:23 AM
Moon Transit: 3:36 AM
Moonset: 7:42 AM
Moon Phase: Waning Gibbous
Moon Illumination: 83.9%

Best Times for Fishing or Hunting

Major Periods

3:06 AM - 5:36 AM
10:57 AM - 1:27 PM

Minor Periods

7:12 AM - 8:42 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Monday, April 6, 2026

Weather Forecast

Overcast
55.2°F
48.6°F
50.8°F
79%
0 in
0%
0%
8.3 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 10.76 μg/m3
PM10: 11.9 μg/m3
Carbon Monoxide: 215.81 μg/m3
Nitrogen Dioxide: 22.6 μg/m3
Sulphur Dioxide: 5.67 μg/m3
Ozone: 62.31 μg/m3

Astronomical

Sunrise: 6:40 AM
Sun Transit: 1:14 PM
Sunset: 7:50 PM
Daylight: 13 hrs 11 mins
Moonrise: 12:33 AM
Moon Transit: 4:25 AM
Moonset: 8:13 AM
Moon Phase: Waning Gibbous
Moon Illumination: 74.7%

Best Times for Fishing or Hunting

Major Periods

3:55 AM - 6:25 AM
11:46 AM - 2:16 PM

Minor Periods

7:43 AM - 9:13 AM
12:03 AM - 1:33 AM

Action Rating: 3 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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