Water Temperature of the Pacific Ocean Near Eureka, CA

Current Water Temperature

53.2°F

Measurement Time: Wednesday, October 7, 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

59.4°F
Sunny
Conditions: Sunny
Humidity: 78%
Feels Like: 58.8°F
Wind: NW 2.5 mph
Wind Gusts: 9.2 mph
Pressure: 29.95 in
Precipitation: 0 in
Cloud Cover: 7%
Visibility: 6 mi
UV Index: 1.5

Weather Forecast

Sunny
Wed
H: 61°F
L: 54°F
Sunny
Thu
H: 62°F
L: 54°F
Sunny
Fri
H: 59°F
L: 54°F
Sunny
Sat
H: 57°F
L: 54°F
Sunny
Sun
H: 60°F
L: 45°F

Air Quality

AQI: 1 - Good
PM2.5: 13.9 μg/m3
PM10: 16.8 μg/m3
Carbon Monoxide: 130 μg/m3
Nitrogen Dioxide: 12.3 μg/m3
Sulphur Dioxide: 0.9 μg/m3
Ozone: 71 μg/m3

Astronomical

Sunrise: 7:21 AM
Sun Transit: 1:05 PM
Sunset: 6:50 PM
Daylight: 11 hrs 29 mins
Moonrise: 4:07 AM
Moon Transit: 10:51 AM
Moonset: 5:24 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.2%

Best Times for Fishing or Hunting

Major Periods

5:59 PM - 8:29 PM
10:21 AM - 12:51 AM

Minor Periods

4:54 PM - 6:24 PM
3:37 AM - 5:07 AM

Action Rating: 3 out of 5

Small Craft Advisory issued October 7 at 8:53AM PDT until October 7 at 4:00PM PDT by NWS Eureka CA

Effective: Wed October 7, 2026, 8:53 AM
Expires: Wed October 7, 2026, 5:00 PM

* WHAT...For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and seas 6 to 8 feet. For the Gale Watch, north winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 9 feet possible. * WHERE...Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm. * WHEN...For the Small Craft Advisory, until 4 PM PDT this afternoon. For the Gale Watch, from Thursday evening through Friday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.

Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas.


Gale Watch issued October 7 at 8:53AM PDT until October 9 at 9:00AM PDT by NWS Eureka CA

Effective: Wed October 7, 2026, 8:53 AM
Expires: Wed October 7, 2026, 5:00 PM

* WHAT...For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and seas 6 to 8 feet. For the Gale Watch, north winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 9 feet possible. * WHERE...Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm. * WHEN...For the Small Craft Advisory, until 4 PM PDT this afternoon. For the Gale Watch, from Thursday evening through Friday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.

Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas.


Small Craft Advisory issued October 7 at 3:01AM PDT until October 7 at 4:00PM PDT by NWS Eureka CA

Effective: Wed October 7, 2026, 3:01 AM
Expires: Wed October 7, 2026, 11:15 AM

* WHAT...North winds 10 to 20 kt and seas 6 to 8 feet. * WHERE...Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm. * WHEN...Until 4 PM PDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.


Wednesday, October 7, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 56.4°F
Average Humidity: 87%
Chance of Rain: 16%
Wind: 8.5 mph
UV Index: 4.8

Air Quality

AQI: 2 - Moderate
PM2.5: 17.29 μg/m3
PM10: 21.11 μg/m3
Carbon Monoxide: 129.63 μg/m3
Nitrogen Dioxide: 13.96 μg/m3
Sulphur Dioxide: 1.06 μg/m3
Ozone: 72.83 μg/m3

Astronomical

Sunrise: 7:21 AM
Sun Transit: 1:05 PM
Sunset: 6:50 PM
Daylight: 11 hrs 29 mins
Moonrise: 4:07 AM
Moon Transit: 10:51 AM
Moonset: 5:24 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.2%

Best Times for Fishing or Hunting

Major Periods

5:59 PM - 8:29 PM
10:21 AM - 12:51 AM

Minor Periods

4:54 PM - 6:24 PM
3:37 AM - 5:07 AM

Action Rating: 3 out of 5

Thursday, October 8, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 57°F
Average Humidity: 83%
Chance of Rain: 12%
Wind: 6.7 mph
UV Index: 4.6

Air Quality

AQI: 2 - Moderate
PM2.5: 22.25 μg/m3
PM10: 25.91 μg/m3
Carbon Monoxide: 145.96 μg/m3
Nitrogen Dioxide: 13.89 μg/m3
Sulphur Dioxide: 1.2 μg/m3
Ozone: 81.5 μg/m3

Astronomical

Sunrise: 7:22 AM
Sun Transit: 1:05 PM
Sunset: 6:49 PM
Daylight: 11 hrs 27 mins
Moonrise: 5:17 AM
Moon Transit: 11:37 AM
Moonset: 5:46 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.5%

Best Times for Fishing or Hunting

Major Periods

6:45 PM - 9:15 PM
11:07 AM - 1:37 PM

Minor Periods

5:16 PM - 6:46 PM
4:47 AM - 6:17 AM

Action Rating: 4 out of 5

Friday, October 9, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 56.1°F
Average Humidity: 88%
Chance of Rain: 23%
Wind: 22.4 mph
UV Index: 4.4

Air Quality

AQI: 1 - Good
PM2.5: 11.65 μg/m3
PM10: 15.73 μg/m3
Carbon Monoxide: 114.67 μg/m3
Nitrogen Dioxide: 4.52 μg/m3
Sulphur Dioxide: 0.65 μg/m3
Ozone: 71.42 μg/m3

Astronomical

Sunrise: 7:23 AM
Sun Transit: 1:05 PM
Sunset: 6:47 PM
Daylight: 11 hrs 24 mins
Moonrise: 6:25 AM
Moon Transit: 12:22 AM
Moonset: 6:08 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.2%

Best Times for Fishing or Hunting

Major Periods

7:30 PM - 10:00 PM
11:52 AM - 2:22 PM

Minor Periods

5:38 PM - 7:08 PM
5:55 AM - 7:25 AM

Action Rating: 4 out of 5

Saturday, October 10, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 55°F
Average Humidity: 74%
Chance of Rain: 9%
Wind: 26.8 mph
UV Index: 4.4

Air Quality

AQI: 1 - Good
PM2.5: 6.54 μg/m3
PM10: 10.71 μg/m3
Carbon Monoxide: 115.18 μg/m3
Nitrogen Dioxide: 0.79 μg/m3
Sulphur Dioxide: 0.58 μg/m3
Ozone: 75.17 μg/m3

Astronomical

Sunrise: 7:24 AM
Sun Transit: 1:05 PM
Sunset: 6:45 PM
Daylight: 11 hrs 21 mins
Moonrise: 7:32 AM
Moon Transit: 1:06 PM
Moonset: 6:32 PM
Moon Phase: New
Moon Illumination: 0.5%

Best Times for Fishing or Hunting

Major Periods

8:14 PM - 10:44 PM
12:36 AM - 3:06 PM

Minor Periods

6:02 PM - 7:32 PM
7:02 AM - 8:32 AM

Action Rating: 4 out of 5

Sunday, October 11, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 54.2°F
Average Humidity: 67%
Chance of Rain: 5%
Wind: 30.6 mph
UV Index: 5

Air Quality

AQI: 1 - Good
PM2.5: 6.98 μg/m3
PM10: 11.25 μg/m3
Carbon Monoxide: 150.17 μg/m3
Nitrogen Dioxide: 1.45 μg/m3
Sulphur Dioxide: 0.43 μg/m3
Ozone: 71.67 μg/m3

Astronomical

Sunrise: 7:25 AM
Sun Transit: 1:04 PM
Sunset: 6:44 PM
Daylight: 11 hrs 19 mins
Moonrise: 8:40 AM
Moon Transit: 1:52 PM
Moonset: 6:57 PM
Moon Phase: New
Moon Illumination: 3.3%

Best Times for Fishing or Hunting

Major Periods

9:00 PM - 11:30 PM
1:22 PM - 3:52 PM

Minor Periods

6:27 PM - 7:57 PM
8:10 AM - 9:40 AM

Action Rating: 4 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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