Water Temperature of Humboldt Bay in Eureka, CA
Current Water Temperature
56.1°F
Measurement Time: Sunday, March 1, 2026, 5:48 PM PST
Today's Tides
Low: March 1, 3:43 AM, 2.6 ft
High: March 1, 9:46 AM, 7.4 ft
Low: March 1, 4:34 PM, -0.7 ft
High: March 1, 11:16 PM, 6.1 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, CAHumboldt 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

Partly cloudy
53.8°F
54.4°F
89%
SW 5.6 mph
9.4 mph
52.9°F
53.6°F
0 in
75%
9 mi
1015 mbar
0.2
Five Day Weather Forecast

Sun
H: 56°F
L: 53°F

Mon
H: 55°F
L: 48°F

Tue
H: 53°F
L: 50°F

Wed
H: 51°F
L: 47°F

Thu
H: 52°F
L: 45°F
Air Quality
AQI:
1 - Good
PM2.5:
6.65 μg/m3
PM10:
7.45 μg/m3
Carbon Monoxide: 144.85 μg/m3
Nitrogen Dioxide: 11.95 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 38 μg/m3
Nitrogen Dioxide: 11.95 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 38 μg/m3
Astronomical
Sunrise: 6:51 AM
Sun Transit: 12:29 AM
Sunset: 6:08 PM
Daylight: 11 hrs 18 mins
Sun Transit: 12:29 AM
Sunset: 6:08 PM
Daylight: 11 hrs 18 mins
Moonrise: 4:28 PM
Moon Transit: 11:35 PM
Moonset: 6:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.8%
Moon Transit: 11:35 PM
Moonset: 6:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
5:57 AM - 8:27 AM12:00 AM - 12:00 AM
Minor Periods
3:58 PM - 5:28 PM5:33 AM - 7:03 AM
Action Rating: 3 out of 5
Sunday, March 1, 2026
Weather Forecast
Patchy rain nearby
56.1°F
52.5°F
54.6°F
97%
0.05 in
87%
0%
12.3 mph
0.6
Air Quality
AQI:
1 - Good
PM2.5:
9.93 μg/m3
PM10:
12.23 μg/m3
Carbon Monoxide: 158.37 μg/m3
Nitrogen Dioxide: 6.93 μg/m3
Sulphur Dioxide: 1.38 μg/m3
Ozone: 55.96 μg/m3
Nitrogen Dioxide: 6.93 μg/m3
Sulphur Dioxide: 1.38 μg/m3
Ozone: 55.96 μg/m3
Astronomical
Sunrise: 6:51 AM
Sun Transit: 12:29 AM
Sunset: 6:08 PM
Daylight: 11 hrs 18 mins
Sun Transit: 12:29 AM
Sunset: 6:08 PM
Daylight: 11 hrs 18 mins
Moonrise: 4:28 PM
Moon Transit: 11:35 PM
Moonset: 6:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.8%
Moon Transit: 11:35 PM
Moonset: 6:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
5:57 AM - 8:27 AM12:00 AM - 12:00 AM
Minor Periods
3:58 PM - 5:28 PM5:33 AM - 7:03 AM
Action Rating: 3 out of 5
Monday, March 2, 2026
Weather Forecast
Fog
54.7°F
47.6°F
53°F
96%
0 in
0%
0%
6.5 mph
1
Air Quality
AQI:
1 - Good
PM2.5:
7.52 μg/m3
PM10:
8.77 μg/m3
Carbon Monoxide: 156.13 μg/m3
Nitrogen Dioxide: 8.04 μg/m3
Sulphur Dioxide: 1.32 μg/m3
Ozone: 54.08 μg/m3
Nitrogen Dioxide: 8.04 μg/m3
Sulphur Dioxide: 1.32 μg/m3
Ozone: 54.08 μg/m3
Astronomical
Sunrise: 6:49 AM
Sun Transit: 12:28 AM
Sunset: 6:10 PM
Daylight: 11 hrs 20 mins
Sun Transit: 12:28 AM
Sunset: 6:10 PM
Daylight: 11 hrs 20 mins
Moonrise: 5:39 PM
Moon Transit: 12:00 AM
Moonset: 6:30 AM
Moon Phase: Full
Moon Illumination: 99.1%
Moon Transit: 12:00 AM
Moonset: 6:30 AM
Moon Phase: Full
Moon Illumination: 99.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM6:46 AM - 9:16 AM
Minor Periods
5:09 PM - 6:39 PM6:00 AM - 7:30 AM
Action Rating: 5 out of 5
Tuesday, March 3, 2026
Weather Forecast
Overcast
53.4°F
50°F
51.1°F
93%
0 in
0%
0%
6.9 mph
0.8
Air Quality
AQI:
1 - Good
PM2.5:
7.46 μg/m3
PM10:
8.9 μg/m3
Carbon Monoxide: 171.97 μg/m3
Nitrogen Dioxide: 4.6 μg/m3
Sulphur Dioxide: 1.12 μg/m3
Ozone: 69.92 μg/m3
Nitrogen Dioxide: 4.6 μg/m3
Sulphur Dioxide: 1.12 μg/m3
Ozone: 69.92 μg/m3
Astronomical
Sunrise: 6:48 AM
Sun Transit: 12:28 AM
Sunset: 6:11 PM
Daylight: 11 hrs 23 mins
Sun Transit: 12:28 AM
Sunset: 6:11 PM
Daylight: 11 hrs 23 mins
Moonrise: 6:48 PM
Moon Transit: 12:22 AM
Moonset: 6:53 AM
Moon Phase: Full
Moon Illumination: 100.0%
Moon Transit: 12:22 AM
Moonset: 6:53 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM7:32 AM - 10:02 AM
Minor Periods
6:18 PM - 7:48 PM6:23 AM - 7:53 AM
Action Rating: 5 out of 5
Wednesday, March 4, 2026
Weather Forecast
Moderate rain
51.4°F
47.4°F
50°F
89%
0.68 in
86%
0%
15.4 mph
0.9
Air Quality
AQI:
1 - Good
PM2.5:
6.1 μg/m3
PM10:
8.27 μg/m3
Carbon Monoxide: 146.97 μg/m3
Nitrogen Dioxide: 3.11 μg/m3
Sulphur Dioxide: 1.13 μg/m3
Ozone: 71.72 μg/m3
Nitrogen Dioxide: 3.11 μg/m3
Sulphur Dioxide: 1.13 μg/m3
Ozone: 71.72 μg/m3
Astronomical
Sunrise: 6:46 AM
Sun Transit: 12:28 AM
Sunset: 6:12 PM
Daylight: 11 hrs 26 mins
Sun Transit: 12:28 AM
Sunset: 6:12 PM
Daylight: 11 hrs 26 mins
Moonrise: 7:54 PM
Moon Transit: 1:06 AM
Moonset: 7:14 AM
Moon Phase: Full
Moon Illumination: 98.2%
Moon Transit: 1:06 AM
Moonset: 7:14 AM
Moon Phase: Full
Moon Illumination: 98.2%
Best Times for Fishing or Hunting
Major Periods
12:36 AM - 3:06 AM8:16 AM - 10:46 AM
Minor Periods
7:24 PM - 8:54 PM6:44 AM - 8:14 AM
Action Rating: 4 out of 5
Thursday, March 5, 2026
Weather Forecast
Patchy rain nearby
52.2°F
45°F
48.8°F
79%
0 in
82%
0%
19.2 mph
0
Air Quality
AQI:
1 - Good
PM2.5:
7.93 μg/m3
PM10:
11.42 μg/m3
Carbon Monoxide: 163.85 μg/m3
Nitrogen Dioxide: 3.05 μg/m3
Sulphur Dioxide: 1.19 μg/m3
Ozone: 80.54 μg/m3
Nitrogen Dioxide: 3.05 μg/m3
Sulphur Dioxide: 1.19 μg/m3
Ozone: 80.54 μg/m3
Astronomical
Sunrise: 6:45 AM
Sun Transit: 12:28 AM
Sunset: 6:13 PM
Daylight: 11 hrs 28 mins
Sun Transit: 12:28 AM
Sunset: 6:13 PM
Daylight: 11 hrs 28 mins
Moonrise: 8:59 PM
Moon Transit: 1:49 AM
Moonset: 7:34 AM
Moon Phase: Full
Moon Illumination: 94.0%
Moon Transit: 1:49 AM
Moonset: 7:34 AM
Moon Phase: Full
Moon Illumination: 94.0%
Best Times for Fishing or Hunting
Major Periods
1:19 AM - 3:49 AM8:58 AM - 11:28 AM
Minor Periods
8:29 PM - 9:59 PM7:04 AM - 8:34 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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