Eureka Slough Bridge, Humboldt Bay Sea Conditions and Tide Table

Eureka Slough Bridge, Humboldt Bay Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 07:37 AM and sunset is at 04:52 PM.

Days 1–3 Weather Summary

Heavy rain (total 77mm), heaviest during Wed night. Cool air temperatures (max 14°C on Tue night, min 8°C on Thu night). Winds increasing (light winds from the NE on Tue morning, strong winds from the S by Tue night).

Days 4–6 Weather Summary

Moderate rain (total 12mm), heaviest on Fri afternoon. Cool air temperatures (max 11°C on Sun morning, min 5°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 18°C on Wed morning, min 7°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 39mm), heaviest during Sat night. Very mild (max 16°C on Thu morning, min 7°C on Sun morning). Wind will be generally light.

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
1:26PM2.29m
3:45AM1.88m
2:09PM2.16m
4:22AM1.94m
3:01PM2.00m
4:59AM2.04m
4:05PM1.81m
5:38AM2.16m
5:24PM1.64m
6:18AM2.30m
6:53PM1.53m
7:02AM2.46m
8:24PM1.53m
7:50AM2.61m
9:46PM1.62m
8:40AM2.73m
10:56PM1.74m
9:32AM2.81m
11:52PM1.86m
10:26AM2.87m
00:40AM1.95m
11:18AM2.86m
1:25AM2.02m
Low Tide
7:29AM1.18m
8:24PM-0.14m
8:19AM1.15m
9:01PM-0.05m
9:17AM1.08m
9:39PM0.09m
10:25AM0.96m
10:20PM0.27m
11:37AM0.77m
11:05PM0.48m
12:48PM0.53m
11:57PM0.70m
1:53PM0.24m
00:56AM0.89m
2:53PM-0.04m
1:59AM1.02m
3:47PM-0.28m
3:03AM1.10m
4:38PM-0.46m
4:03AM1.09m
5:27PM-0.56m
5:00AM1.05m
6:14PM-0.59m
5:56AM0.98m
Wave
height (m) 
direction
period (s) 
2.5
WNW
12
2.4
WNW
12
2.2
WNW
12
3.5
W
11
2
W
11
1.6
W
10
3
SW
11
3.5
SW
11
3.5
WSW
12
2.5
SW
11
2.2
WSW
10
2.3
W
9
2.2
NW
9
1.9
NW
9
1.6
NW
8
1.3
NW
8
1.3
NW
8
1.3
NW
8
1.2
NW
7
1.3
NW
7
1.3
WNW
12
1.3
W
14
1.3
W
13
1.3
W
12
1.2
W
12
1.2
W
11
1.1
W
11
1.1
W
11
1.2
W
10
1.6
WNW
14
1.8
WNW
14
2
WNW
14
1.9
WNW
13
1.9
WNW
12
1.9
WNW
12
2.5
WNW
11
heavy rain
rain showers
heavy rain
light rain
light rain
heavy rain
light rain
rain showers
mod rain
light rain
mod rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
heavy rain
light rain
light rain
rain showers
part cloud
cloud
heavy rain
heavy rain
rain shwrs
heavy rain
light rain
light rain
heavy rain
light rain
rain shwrs
mod rain
light rain
mod rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
heavy rain
light rain
light rain
rain shwrs
some clouds
cloudy
heavy rain
 km/h
5
NE
10
NNE
20
SE
15
SSE
15
ESE
20
ESE
30
SSE
30
SSE
25
SE
15
E
10
NNE
5
ENE
5
E
10
N
10
ESE
5
NE
5
N
10
E
5
SE
0
WNW
10
ESE
5
ESE
5
N
10
ESE
10
E
5
NE
5
ESE
5
SSE
5
S
10
SSW
10
NNW
5
WSW
5
NW
10
S
20
S
25
SSE
 mm 
11
4
20
2
4
22
5
3
6
4
8
2
13
3
1
2
13
max°C
10
10
14
12
10
12
10
10
9
9
9
8
10
10
7
11
9
7
12
10
9
14
13
10
18
17
15
16
13
13
10
10
9
11
10
9
Moonrise
10:23
10:49
11:12
11:34
11:56
12:19
12:47
1:21
2:05
3:01
4:09
5:26
Moonset
8:31
9:38
10:45
11:53
1:04
2:17
3:35
4:55
6:13
7:22
8:19
Sunrise
7:37
7:37
7:39
7:39
7:39
7:39
7:39
7:39
7:39
7:39
7:41
7:41
Sunset
4:52
4:52
4:53
4:54
4:54
4:55
4:57
4:58
4:58
4:59
5:00
5:00
Today's sea temperature in Eureka Slough Bridge, Humboldt Bay is
12.5° C
(Statistics for 23 Dec 1981-2005 – mean: 11.4 max: 13.5 min: 10.1°C)
Issued (local time): 9 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest