Water Temperature of the Pacific Ocean Near Eureka, CA
Current Water Temperature
Measurement Time: Monday, June 8, 2026, 8:30 AM PDT
Temperature Locations
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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

Five Day Weather Forecast

Mon
H: 58°F
L: 49°F

Tue
H: 64°F
L: 50°F

Wed
H: 63°F
L: 49°F

Thu
H: 62°F
L: 49°F

Fri
H: 61°F
L: 52°F
Air Quality
Nitrogen Dioxide: 5.5 μg/m3
Sulphur Dioxide: 0.4 μg/m3
Ozone: 53 μg/m3
Astronomical
Sun Transit: 1:23 PM
Sunset: 8:49 PM
Daylight: 14 hrs 51 mins
Moon Transit: 12:50 AM
Moonset: 8:48 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
8:04 PM - 10:34 PM12:20 AM - 2:50 PM
Minor Periods
8:18 PM - 9:48 PM4:15 AM - 5:45 AM
Action Rating: 4 out of 5
Coastal Flood Advisory issued July 13 at 2:36PM PDT until July 14 at 1:00AM PDT by NWS Eureka CA
Effective: Mon July 13, 2026, 2:36 PM
Expires: Tue July 14, 2026, 1:00 AM
* WHAT...High astronomical tides will cause minor flooding in low lying areas around Humboldt Bay. Up to one half foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 8.8 and 9.0 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Coastal Humboldt County. * WHEN...From 10 PM this evening to 1 AM PDT Tuesday. High tide is at 11:21PM 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.
Red Flag Warning issued July 13 at 1:40PM PDT until July 15 at 2:00AM PDT by NWS Eureka CA
Effective: Mon July 13, 2026, 1:40 PM
Expires: Tue July 14, 2026, 4:00 AM
The National Weather Service in Eureka has issued a Red Flag Warning, which is in effect from 1 PM Tuesday to 2 AM PDT Wednesday. * AFFECTED AREA...Trinity County, Northeastern Humboldt County, and southwestern Siskiyou County. * THUNDERSTORMS...Isolated to scattered dry thunderstorms Tuesday afternoon and evening. Activity may continue overnight into early Wednesday morning. * OUTFLOW WINDS...Gusty and erratic outflow winds likely with any thunderstorms. Winds may gust to 50 mph or higher with the strongest cells. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Small Craft Advisory issued July 13 at 8:31AM PDT until July 13 at 5:00PM PDT by NWS Eureka CA
Effective: Mon July 13, 2026, 8:31 AM
Expires: Mon July 13, 2026, 4:45 PM
* WHAT...North winds around 15 kt and seas around 6 feet. * WHERE...Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm. * WHEN...Until 5 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.
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.29 μg/m3
Sulphur Dioxide: 0.55 μg/m3
Ozone: 51.58 μg/m3
Astronomical
Sun Transit: 1:23 PM
Sunset: 8:49 PM
Daylight: 14 hrs 51 mins
Moon Transit: 12:50 AM
Moonset: 8:48 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
8:04 PM - 10:34 PM12:20 AM - 2:50 PM
Minor Periods
8:18 PM - 9:48 PM4:15 AM - 5:45 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.51 μg/m3
Sulphur Dioxide: 0.43 μg/m3
Ozone: 50.88 μg/m3
Astronomical
Sun Transit: 1:24 PM
Sunset: 8:49 PM
Daylight: 14 hrs 50 mins
Moon Transit: 1:53 PM
Moonset: 9:31 PM
Moon Phase: New
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
9:06 PM - 11:36 PM1:23 PM - 3:53 PM
Minor Periods
9:01 PM - 10:31 PM5:34 AM - 7:04 AM
Action Rating: 6 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.63 μg/m3
Sulphur Dioxide: 0.55 μg/m3
Ozone: 54.63 μg/m3
Astronomical
Sun Transit: 1:24 PM
Sunset: 8:48 PM
Daylight: 14 hrs 48 mins
Moon Transit: 2:51 PM
Moonset: 10:05 PM
Moon Phase: New
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:21 PM - 4:51 PM
Minor Periods
9:35 PM - 11:05 PM6:54 AM - 8:24 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.89 μg/m3
Sulphur Dioxide: 0.68 μg/m3
Ozone: 61.13 μg/m3
Astronomical
Sun Transit: 1:24 PM
Sunset: 8:48 PM
Daylight: 14 hrs 47 mins
Moon Transit: 3:44 PM
Moonset: 10:33 PM
Moon Phase: New
Moon Illumination: 2.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM3:14 PM - 5:44 PM
Minor Periods
10:03 PM - 11:33 PM8:13 AM - 9:43 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.88 μg/m3
Sulphur Dioxide: 0.51 μg/m3
Ozone: 57.25 μg/m3
Astronomical
Sun Transit: 1:24 PM
Sunset: 8:47 PM
Daylight: 14 hrs 45 mins
Moon Transit: 4:32 PM
Moonset: 10:56 PM
Moon Phase: Waxing Crescent
Moon Illumination: 7.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:02 PM - 6:32 PM
Minor Periods
10:26 PM - 11:56 PM9:26 AM - 10:56 AM
Action Rating: 2 out of 5
