Water Temperature of Humboldt Bay in Eureka, CA

Current Water Temperature

56.1°F

Measurement Time: Sunday, August 30, 2026, 6:54 AM PDT

Today's Tides

 High: August 30, 1:29 AM, 6.5 ft
Low: August 30, 7:37 AM, 0.6 ft
 High: August 30, 2:02 PM, 6.7 ft
Low: August 30, 8:09 PM, 1.0 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

53°F
Patchy Fog
Patchy Fog
96%
NW 1 mph
52°F

Weather Forecast

Patchy Fog then Mostly Sunny
Today
64°F - Patchy Fog then Mostly Sunny
Mostly Cloudy then Patchy Fog
Tonight
54°F - Mostly Cloudy then Patchy Fog
Patchy Fog then Mostly Cloudy
Monday
61°F - Patchy Fog then Mostly Cloudy
Mostly Cloudy then Patchy Fog
Monday Night
55°F - Mostly Cloudy then Patchy Fog
Chance Rain Showers
Tuesday
64°F - Chance Rain Showers
Chance Rain Showers
Tuesday Night
57°F - Chance Rain Showers
Chance Light Rain
Wednesday
66°F - Chance Light Rain
Light Rain Likely
Wednesday Night
56°F - Light Rain Likely
Light Rain Likely
Thursday
59°F - Light Rain Likely
Chance Light Rain
Thursday Night
52°F - Chance Light Rain
Slight Chance Light Rain then Partly Sunny
Friday
58°F - Slight Chance Light Rain then Partly Sunny
Mostly Cloudy
Friday Night
52°F - Mostly Cloudy
Partly Sunny
Saturday
59°F - Partly Sunny
Mostly Cloudy
Saturday Night
52°F - Mostly Cloudy

Astronomical

Sunrise: 6:42 AM
Sun Transit: 1:17 PM
Sunset: 7:52 PM
Daylight: 13 hrs 10 mins
Moonrise: 8:55 PM
Moon Transit: 12:00 AM
Moonset: 9:24 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

8:25 PM - 9:55 PM
8:54 AM - 10:24 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: 6:42 AM
Sun Transit: 1:17 PM
Sunset: 7:52 PM
Daylight: 13 hrs 10 mins
Moonrise: 8:55 PM
Moon Transit: 12:00 AM
Moonset: 9:24 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

8:25 PM - 9:55 PM
8:54 AM - 10:24 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: 6:42 AM
Sun Transit: 1:17 PM
Sunset: 7:52 PM
Daylight: 13 hrs 10 mins
Moonrise: 8:55 PM
Moon Transit: 12:00 AM
Moonset: 9:24 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

8:25 PM - 9:55 PM
8:54 AM - 10:24 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: 6:43 AM
Sun Transit: 1:17 PM
Sunset: 7:50 PM
Daylight: 13 hrs 7 mins
Moonrise: 9:20 PM
Moon Transit: 3:38 AM
Moonset: 10:34 AM
Moon Phase: Waning Gibbous
Moon Illumination: 80.9%

Best Times for Fishing or Hunting

Major Periods

3:08 AM - 5:38 AM
10:49 AM - 1:19 PM

Minor Periods

8:50 PM - 10:20 PM
10:04 AM - 11:34 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: 6:43 AM
Sun Transit: 1:17 PM
Sunset: 7:50 PM
Daylight: 13 hrs 7 mins
Moonrise: 9:20 PM
Moon Transit: 3:38 AM
Moonset: 10:34 AM
Moon Phase: Waning Gibbous
Moon Illumination: 80.9%

Best Times for Fishing or Hunting

Major Periods

3:08 AM - 5:38 AM
10:49 AM - 1:19 PM

Minor Periods

8:50 PM - 10:20 PM
10:04 AM - 11:34 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: 6:44 AM
Sun Transit: 1:16 PM
Sunset: 7:49 PM
Daylight: 13 hrs 4 mins
Moonrise: 9:50 PM
Moon Transit: 4:26 AM
Moonset: 11:47 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:56 AM - 6:26 AM
11:38 AM - 2:08 PM

Minor Periods

9:20 PM - 10:50 PM
11:17 AM - 12:47 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: 6:44 AM
Sun Transit: 1:16 PM
Sunset: 7:49 PM
Daylight: 13 hrs 4 mins
Moonrise: 9:50 PM
Moon Transit: 4:26 AM
Moonset: 11:47 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:56 AM - 6:26 AM
11:38 AM - 2:08 PM

Minor Periods

9:20 PM - 10:50 PM
11:17 AM - 12:47 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: 6:45 AM
Sun Transit: 1:16 PM
Sunset: 7:47 PM
Daylight: 13 hrs 2 mins
Moonrise: 10:27 PM
Moon Transit: 5:19 AM
Moonset: 1:01 PM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%

Best Times for Fishing or Hunting

Major Periods

4:49 AM - 7:19 AM
12:32 AM - 3:02 PM

Minor Periods

9:57 PM - 11:27 PM
12:31 AM - 2:01 PM

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: 6:45 AM
Sun Transit: 1:16 PM
Sunset: 7:47 PM
Daylight: 13 hrs 2 mins
Moonrise: 10:27 PM
Moon Transit: 5:19 AM
Moonset: 1:01 PM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%

Best Times for Fishing or Hunting

Major Periods

4:49 AM - 7:19 AM
12:32 AM - 3:02 PM

Minor Periods

9:57 PM - 11:27 PM
12:31 AM - 2:01 PM

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: 6:46 AM
Sun Transit: 1:16 PM
Sunset: 7:45 PM
Daylight: 12 hrs 59 mins
Moonrise: 11:13 PM
Moon Transit: 6:16 AM
Moonset: 2:16 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:46 AM - 8:16 AM
1:30 PM - 4:00 PM

Minor Periods

12:00 AM - 12:00 AM
1:46 PM - 3:16 PM

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: 6:46 AM
Sun Transit: 1:16 PM
Sunset: 7:45 PM
Daylight: 12 hrs 59 mins
Moonrise: 11:13 PM
Moon Transit: 6:16 AM
Moonset: 2:16 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:46 AM - 8:16 AM
1:30 PM - 4:00 PM

Minor Periods

12:00 AM - 12:00 AM
1:46 PM - 3:16 PM

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: 6:47 AM
Sun Transit: 1:15 PM
Sunset: 7:44 PM
Daylight: 12 hrs 57 mins
Moonrise: 12:13 AM
Moon Transit: 7:16 AM
Moonset: 3:25 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:46 AM - 9:16 AM
2:32 PM - 5:02 PM

Minor Periods

2:55 PM - 4:25 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: 6:47 AM
Sun Transit: 1:15 PM
Sunset: 7:44 PM
Daylight: 12 hrs 57 mins
Moonrise: 12:13 AM
Moon Transit: 7:16 AM
Moonset: 3:25 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:46 AM - 9:16 AM
2:32 PM - 5:02 PM

Minor Periods

2:55 PM - 4:25 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: 6:48 AM
Sun Transit: 1:15 PM
Sunset: 7:42 PM
Daylight: 12 hrs 54 mins
Moonrise: 12:11 AM
Moon Transit: 8:19 AM
Moonset: 4:27 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:49 AM - 10:19 AM
3:35 PM - 6:05 PM

Minor Periods

3:57 PM - 5:27 PM
12:00 AM - 12:00 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: 6:48 AM
Sun Transit: 1:15 PM
Sunset: 7:42 PM
Daylight: 12 hrs 54 mins
Moonrise: 12:11 AM
Moon Transit: 8:19 AM
Moonset: 4:27 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:49 AM - 10:19 AM
3:35 PM - 6:05 PM

Minor Periods

3:57 PM - 5:27 PM
12:00 AM - 12:00 AM

Action Rating: 2 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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