Water Temperature of the Pacific Ocean Near Eureka, CA

Current Water Temperature

53.1°F

Measurement Time: Monday, June 8, 2026, 8:30 AM PDT

Temperature Locations

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Pacific Ocean

Station Name: EEL RIVER - 17NM WSW of Eureka, CA
Station Type: Other
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
Eureka, CA 95503
Humboldt County

GPS Coordinates: 40.748, -124.527

Nearby Water Temperatures

Pacific Ocean, Manila, CA (13.5 mi)
Humboldt Bay, Eureka, CA (16.3 mi)
Pacific Ocean, Petrolia, CA (33.1 mi)
Trinity River, Hoopa, CA (49.2 mi)
Klamath River, Klamath, CA (59.9 mi)
Klamath River, Orleans, CA (64.4 mi)
Crescent Harbor, Crescent City, CA (71.2 mi)
Trinity River, Helena, CA (73.9 mi)
Trinity River, Douglas City, CA (82.6 mi)
Elder Creek, Branscomb, CA (84.4 mi)
Trinity River, Lewiston, CA (90.4 mi)
East Fork Russian River, Ukiah, CA (127.4 mi)
Arena Cove, Point Arena, CA (133.9 mi)
Russian River, Hopland, CA (140.1 mi)
Mill Creek, Los Milinos, CA (140.1 mi)

Weather Near Eureka, California

Current Weather

59.2°F
Sunny
Sunny
59.2°F
64.1°F
78%
NW 6.5 mph
7.9 mph
64.1°F
54.2°F
0 in
0%
9 mi
1015 mbar
9.7

Five Day Weather Forecast

Partly Cloudy
Tue
H: 66°F
L: 51°F
Sunny
Wed
H: 65°F
L: 52°F
Sunny
Thu
H: 62°F
L: 51°F
Partly Cloudy
Fri
H: 61°F
L: 50°F
Patchy rain nearby
Sat
H: 59°F
L: 50°F

Air Quality

AQI: 1 - Good
PM2.5: 11.5 μg/m3
PM10: 16.4 μg/m3
Carbon Monoxide: 103 μg/m3
Nitrogen Dioxide: 2.9 μg/m3
Sulphur Dioxide: 0.9 μg/m3
Ozone: 88 μg/m3

Astronomical

Sunrise: 5:46 AM
Sun Transit: 1:18 PM
Sunset: 8:52 PM
Daylight: 15 hrs 6 mins
Moonrise: 7:13 AM
Moon Transit: 3:11 PM
Moonset: 11:00 PM
Moon Phase: New
Moon Illumination: 1.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:41 PM - 5:11 PM

Minor Periods

10:30 PM - 12:00 PM
6:43 AM - 8:13 AM

Action Rating: 3 out of 5

Heat Advisory issued June 16 at 3:48AM PDT until June 16 at 10:00PM PDT by NWS Eureka CA

Effective: Tue June 16, 2026, 3:48 AM
Expires: Tue June 16, 2026, 12:00 PM

* WHAT...High temperatures of 99 to 110 for the interior valleys. Moderate to Major HeatRisk expected. * WHERE...Northeastern Interior Humboldt. * WHEN...Until 10 PM PDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses especially for those without cooling or hydration.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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.


Coastal Flood Advisory issued June 16 at 1:47AM PDT until June 17 at 3:00AM PDT by NWS Eureka CA

Effective: Tue June 16, 2026, 1:47 AM
Expires: Tue June 16, 2026, 10:00 AM

* WHAT...High astronomical tides will cause minor flooding in low lying areas around Humboldt Bay. Up to 0.5 foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 9.0 and 9.2 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Coastal Humboldt County. * WHEN...From 11 PM this evening to 3 AM PDT Wednesday. High tide is at 1:40 AM at the Humboldt Bay North Spit tide gauge. Saltwater inundation will be possible 1 to 2 hours before and after high tide. * IMPACTS...Flooding of low lying areas around Humboldt Bay including parks and roads with only isolated closures expected. Flooding will likely impact Jackson Ranch Road in the Arcata Bottoms and several roads in King Salmon.

A Coastal Flood Advisory indicates that onshore winds and tides will combine to generate flooding of low areas along the shore. Feet Above Ground is locally defined as feet above the Highest Astronomical Tide or HAT.


Coastal Flood Advisory issued June 16 at 1:47AM PDT until June 16 at 2:00AM PDT by NWS Eureka CA

Effective: Tue June 16, 2026, 1:47 AM
Expires: Tue June 16, 2026, 10:00 AM

* WHAT...High astronomical tides will cause minor flooding in low lying areas around Humboldt Bay. Up to 0.5 foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 9.0 and 9.2 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Coastal Humboldt County. * WHEN...From 11 PM this evening to 3 AM PDT Wednesday. High tide is at 1:40 AM at the Humboldt Bay North Spit tide gauge. Saltwater inundation will be possible 1 to 2 hours before and after high tide. * IMPACTS...Flooding of low lying areas around Humboldt Bay including parks and roads with only isolated closures expected. Flooding will likely impact Jackson Ranch Road in the Arcata Bottoms and several roads in King Salmon.

A Coastal Flood Advisory indicates that onshore winds and tides will combine to generate flooding of low areas along the shore. Feet Above Ground is locally defined as feet above the Highest Astronomical Tide or HAT.


Tuesday, June 16, 2026

Weather Forecast

Partly Cloudy
65.5°F
51.4°F
57°F
90%
0 in
19%
0%
10.5 mph
9.7


Air Quality

AQI: 1 - Good
PM2.5: 12.72 μg/m3
PM10: 17.05 μg/m3
Carbon Monoxide: 113.42 μg/m3
Nitrogen Dioxide: 6.04 μg/m3
Sulphur Dioxide: 0.66 μg/m3
Ozone: 66.25 μg/m3

Astronomical

Sunrise: 5:46 AM
Sun Transit: 1:18 PM
Sunset: 8:52 PM
Daylight: 15 hrs 6 mins
Moonrise: 7:13 AM
Moon Transit: 3:11 PM
Moonset: 11:00 PM
Moon Phase: New
Moon Illumination: 1.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:41 PM - 5:11 PM

Minor Periods

10:30 PM - 12:00 PM
6:43 AM - 8:13 AM

Action Rating: 3 out of 5

Wednesday, June 17, 2026

Weather Forecast

Sunny
65.3°F
51.8°F
58.3°F
80%
0 in
10%
0%
6.9 mph
9.7


Air Quality

AQI: 1 - Good
PM2.5: 13.18 μg/m3
PM10: 17.58 μg/m3
Carbon Monoxide: 104.46 μg/m3
Nitrogen Dioxide: 9.07 μg/m3
Sulphur Dioxide: 0.43 μg/m3
Ozone: 52.46 μg/m3

Astronomical

Sunrise: 5:46 AM
Sun Transit: 1:19 PM
Sunset: 8:52 PM
Daylight: 15 hrs 6 mins
Moonrise: 8:33 AM
Moon Transit: 4:11 PM
Moonset: 11:37 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:41 PM - 6:11 PM

Minor Periods

12:00 AM - 12:00 AM
8:03 AM - 9:33 AM

Action Rating: 2 out of 5

Thursday, June 18, 2026

Weather Forecast

Sunny
62.2°F
51.1°F
56.5°F
85%
0 in
13%
0%
9.2 mph
9.4


Air Quality

AQI: 1 - Good
PM2.5: 11.77 μg/m3
PM10: 15.33 μg/m3
Carbon Monoxide: 99.46 μg/m3
Nitrogen Dioxide: 8.13 μg/m3
Sulphur Dioxide: 0.44 μg/m3
Ozone: 50.33 μg/m3

Astronomical

Sunrise: 5:46 AM
Sun Transit: 1:19 PM
Sunset: 8:52 PM
Daylight: 15 hrs 6 mins
Moonrise: 9:51 AM
Moon Transit: 5:06 PM
Moonset: 12:37 AM
Moon Phase: Waxing Crescent
Moon Illumination: 10.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
4:36 PM - 7:06 PM

Minor Periods

9:21 AM - 10:51 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Friday, June 19, 2026

Weather Forecast

Partly Cloudy
60.5°F
50.4°F
55.5°F
86%
0 in
21%
0%
9.4 mph
8.9


Air Quality

AQI: 1 - Good
PM2.5: 8.6 μg/m3
PM10: 12.25 μg/m3
Carbon Monoxide: 100.37 μg/m3
Nitrogen Dioxide: 3.15 μg/m3
Sulphur Dioxide: 0.39 μg/m3
Ozone: 53.42 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:19 PM
Sunset: 8:53 PM
Daylight: 15 hrs 6 mins
Moonrise: 11:05 AM
Moon Transit: 5:55 PM
Moonset: 12:07 AM
Moon Phase: Waxing Crescent
Moon Illumination: 18.3%

Best Times for Fishing or Hunting

Major Periods

12:15 AM - 2:45 AM
5:25 PM - 7:55 PM

Minor Periods

10:35 AM - 12:05 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Saturday, June 20, 2026

Weather Forecast

Patchy rain nearby
59.3°F
49.6°F
54.4°F
87%
0.01 in
38%
0%
9.4 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 8.92 μg/m3
PM10: 13.83 μg/m3
Carbon Monoxide: 113 μg/m3
Nitrogen Dioxide: 2.02 μg/m3
Sulphur Dioxide: 0.53 μg/m3
Ozone: 56.67 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:19 PM
Sunset: 8:53 PM
Daylight: 15 hrs 6 mins
Moonrise: 12:15 AM
Moon Transit: 6:40 PM
Moonset: 12:33 AM
Moon Phase: Waxing Crescent
Moon Illumination: 27.8%

Best Times for Fishing or Hunting

Major Periods

1:03 AM - 3:33 AM
6:10 PM - 8:40 PM

Minor Periods

11:45 AM - 1:15 PM
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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