Water Temperature of Humboldt Bay in Eureka, CA

Current Water Temperature

55.6°F

Measurement Time: Saturday, September 19, 2026, 10:00 AM PDT

Today's Tides

Low: September 19, 12:44 AM, 1.0 ft
 High: September 19, 8:14 AM, 4.5 ft
Low: September 19, 12:15 PM, 4.1 ft
 High: September 19, 6:16 PM, 5.8 ft

Temperature Locations

View Nearby Locations     View All California Locations     View Locations Near Me

Local Points of Interest

Samoa Dunes Recreational Area; Mike Thompson Wildlife Area; South Bay; Rosewood, CA; Elk River, CA

Humboldt Bay

Station Name: North Spit
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -4 feet

Nearest Address:
New Navy Base Rd
Eureka, CA 95521
Humboldt County

GPS Coordinates: 40.76630, -124.21720

Nearby Water Temperatures

Pacific Ocean, Manila, CA (11.6 mi)
Pacific Ocean, Eureka, CA (16.3 mi)
Trinity River, Hoopa, CA (34.5 mi)
Pacific Ocean, Petrolia, CA (42.3 mi)
Klamath River, Orleans, CA (51.4 mi)
Klamath River, Klamath, CA (52.9 mi)
Trinity River, Helena, CA (57.7 mi)
Trinity River, Douglas City, CA (66.5 mi)
Crescent Harbor, Crescent City, CA (67.7 mi)
Trinity River, Lewiston, CA (74.2 mi)
Elder Creek, Branscomb, CA (77.7 mi)
East Fork Russian River, Ukiah, CA (119.7 mi)
Mill Creek, Los Milinos, CA (125.4 mi)
Deer Creek, Vina, CA (130.2 mi)
Arena Cove, Point Arena, CA (130.7 mi)

Weather for Eureka, California

Current Weather

55°F
Cloudy
Cloudy
100%
N 7 mph
55°F

Weather Forecast

Cloudy
Today
60°F - Cloudy
Cloudy
Tonight
53°F - Cloudy
Cloudy
Sunday
60°F - Cloudy
Mostly Cloudy
Sunday Night
54°F - Mostly Cloudy
Mostly Cloudy
Monday
62°F - Mostly Cloudy
Mostly Cloudy
Monday Night
54°F - Mostly Cloudy
Partly Sunny
Tuesday
62°F - Partly Sunny
Partly Cloudy
Tuesday Night
54°F - Partly Cloudy
Partly Sunny
Wednesday
60°F - Partly Sunny
Mostly Cloudy
Wednesday Night
54°F - Mostly Cloudy
Partly Sunny
Thursday
60°F - Partly Sunny
Mostly Cloudy
Thursday Night
54°F - Mostly Cloudy
Partly Sunny
Friday
60°F - Partly Sunny
Mostly Cloudy
Friday Night
53°F - Mostly Cloudy

Astronomical

Sunrise: 7:02 AM
Sun Transit: 1:10 PM
Sunset: 7:19 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:47 PM
Moon Transit: 8:10 PM
Moonset: 12:38 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

2:31 AM - 5:01 AM
7:40 PM - 10:10 PM

Minor Periods

3:17 PM - 4:47 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:02 AM
Sun Transit: 1:10 PM
Sunset: 7:19 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:47 PM
Moon Transit: 8:10 PM
Moonset: 12:38 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

2:31 AM - 5:01 AM
7:40 PM - 10:10 PM

Minor Periods

3:17 PM - 4:47 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:02 AM
Sun Transit: 1:10 PM
Sunset: 7:19 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:47 PM
Moon Transit: 8:10 PM
Moonset: 12:38 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

2:31 AM - 5:01 AM
7:40 PM - 10:10 PM

Minor Periods

3:17 PM - 4:47 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:03 AM
Sun Transit: 1:10 PM
Sunset: 7:17 PM
Daylight: 12 hrs 14 mins
Moonrise: 4:27 PM
Moon Transit: 9:00 PM
Moonset: 12:36 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

3:21 AM - 5:51 AM
8:30 PM - 11:00 PM

Minor Periods

3:57 PM - 5:27 PM
12:06 AM - 1:36 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:03 AM
Sun Transit: 1:10 PM
Sunset: 7:17 PM
Daylight: 12 hrs 14 mins
Moonrise: 4:27 PM
Moon Transit: 9:00 PM
Moonset: 12:36 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

3:21 AM - 5:51 AM
8:30 PM - 11:00 PM

Minor Periods

3:57 PM - 5:27 PM
12:06 AM - 1:36 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:04 AM
Sun Transit: 1:09 PM
Sunset: 7:15 PM
Daylight: 12 hrs 12 mins
Moonrise: 4:59 PM
Moon Transit: 9:47 PM
Moonset: 1:38 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

4:11 AM - 6:41 AM
9:17 PM - 11:47 PM

Minor Periods

4:29 PM - 5:59 PM
1:08 AM - 2:38 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:04 AM
Sun Transit: 1:09 PM
Sunset: 7:15 PM
Daylight: 12 hrs 12 mins
Moonrise: 4:59 PM
Moon Transit: 9:47 PM
Moonset: 1:38 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

4:11 AM - 6:41 AM
9:17 PM - 11:47 PM

Minor Periods

4:29 PM - 5:59 PM
1:08 AM - 2:38 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:09 PM
Sunset: 7:13 PM
Daylight: 12 hrs 9 mins
Moonrise: 5:27 PM
Moon Transit: 10:33 PM
Moonset: 2:43 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

4:58 AM - 7:28 AM
12:00 AM - 12:00 AM

Minor Periods

4:57 PM - 6:27 PM
2:13 AM - 3:43 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:09 PM
Sunset: 7:13 PM
Daylight: 12 hrs 9 mins
Moonrise: 5:27 PM
Moon Transit: 10:33 PM
Moonset: 2:43 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

4:58 AM - 7:28 AM
12:00 AM - 12:00 AM

Minor Periods

4:57 PM - 6:27 PM
2:13 AM - 3:43 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:09 PM
Sunset: 7:12 PM
Daylight: 12 hrs 6 mins
Moonrise: 5:52 PM
Moon Transit: 11:18 PM
Moonset: 3:48 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

5:43 AM - 8:13 AM
12:00 AM - 12:00 AM

Minor Periods

5:22 PM - 6:52 PM
3:18 AM - 4:48 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:09 PM
Sunset: 7:12 PM
Daylight: 12 hrs 6 mins
Moonrise: 5:52 PM
Moon Transit: 11:18 PM
Moonset: 3:48 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

5:43 AM - 8:13 AM
12:00 AM - 12:00 AM

Minor Periods

5:22 PM - 6:52 PM
3:18 AM - 4:48 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:06 AM
Sun Transit: 1:08 PM
Sunset: 7:10 PM
Daylight: 12 hrs 4 mins
Moonrise: 6:14 PM
Moon Transit: 12:00 AM
Moonset: 4:55 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
6:28 AM - 8:58 AM

Minor Periods

5:44 PM - 7:14 PM
4:25 AM - 5:55 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:06 AM
Sun Transit: 1:08 PM
Sunset: 7:10 PM
Daylight: 12 hrs 4 mins
Moonrise: 6:14 PM
Moon Transit: 12:00 AM
Moonset: 4:55 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
6:28 AM - 8:58 AM

Minor Periods

5:44 PM - 7:14 PM
4:25 AM - 5:55 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:08 PM
Sunset: 7:08 PM
Daylight: 12 hrs 1 mins
Moonrise: 6:36 PM
Moon Transit: 12:02 AM
Moonset: 6:01 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:12 AM - 9:42 AM

Minor Periods

6:06 PM - 7:36 PM
5:31 AM - 7:01 AM

Action Rating: 6 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:08 PM
Sunset: 7:08 PM
Daylight: 12 hrs 1 mins
Moonrise: 6:36 PM
Moon Transit: 12:02 AM
Moonset: 6:01 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:12 AM - 9:42 AM

Minor Periods

6:06 PM - 7:36 PM
5:31 AM - 7:01 AM

Action Rating: 6 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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