Humboldt Bay Entrance Sea Conditions and Tide Table

Humboldt Bay Entrance 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 39mm), heaviest during Sat night. Cool air temperatures (max 14°C on Sat night, min 8°C on Mon night). Winds increasing (calm on Sat morning, fresh winds from the SSW by Sun morning).

Days 4–6 Weather Summary

Heavy rain (total 30mm), heaviest during Wed night. Cool air temperatures (max 13°C on Thu morning, min 7°C on Tue night). Winds increasing (calm on Tue morning, strong winds from the SSE by Thu morning).

Days 7–9 Weather Summary

Moderate rain (total 12mm), heaviest on Fri morning. Very mild (max 12°C on Sat morning, min 7°C on Fri morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 8mm), mostly falling on Tue night. Very mild (max 13°C on Tue afternoon, min 9°C on Tue night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
10:58AM1.98m
1:25AM1.41m
11:32AM1.97m
2:01AM1.42m
12:08PM1.94m
2:36AM1.44m
12:47PM1.88m
3:11AM1.49m
1:31PM1.77m
3:47AM1.55m
2:23PM1.62m
4:23AM1.65m
3:27PM1.44m
5:01AM1.76m
4:47PM1.26m
5:42AM1.88m
6:23PM1.16m
6:27AM2.01m
7:59PM1.16m
7:15AM2.14m
9:20PM1.23m
8:05AM2.25m
10:28PM1.34m
Low Tide
6:37PM-0.26m
6:03AM1.12m
7:12PM-0.26m
7:48PM-0.23m
7:28AM1.11m
8:25PM-0.18m
8:19AM1.07m
9:02PM-0.09m
9:18AM1.00m
9:41PM0.04m
10:25AM0.88m
10:23PM0.21m
11:36AM0.68m
11:09PM0.41m
12:47PM0.43m
00:00AM0.61m
1:53PM0.14m
00:57AM0.79m
2:53PM-0.14m
1:57AM0.92m
3:48PM-0.38m
3:00AM1.01m
Wave
height (m) 
direction
period (s) 
2
WNW
12
2
WNW
11
1.7
WNW
11
1.9
WNW
10
1.7
WNW
10
1.7
WNW
10
1.9
WNW
10
1.9
WNW
10
2.5
WNW
12
3
WNW
12
2.5
WNW
13
2.1
WNW
12
1.8
WNW
12
1.7
WNW
11
1.4
NW
10
2.1
SW
10
2.5
SW
10
3
SW
11
2.2
WSW
10
1.9
WSW
10
1.8
SW
10
1.6
WSW
9
1.4
WSW
9
1.2
W
9
1
W
8
0.8
W
8
0.7
WNW
7
0.7
NW
12
0.8
WNW
14
1.3
WNW
13
1.9
W
12
2
W
12
1.8
W
11
2.1
W
11
2.4
WNW
11
2.3
WNW
12
part cloud
light rain
heavy rain
rain showers
rain showers
rain showers
rain showers
light rain
cloud
cloud
light rain
mod rain
cloud
clear
heavy rain
rain showers
cloud
mod rain
mod rain
light rain
light rain
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
mod rain
cloud
cloud
light rain
some clouds
light rain
heavy rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
light rain
cloudy
cloudy
light rain
mod rain
cloudy
clear
heavy rain
rain shwrs
cloudy
mod rain
mod rain
light rain
light rain
cloudy
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
mod rain
cloudy
cloudy
light rain
 km/h
5
ESE
5
E
10
SSE
30
SSW
10
SW
15
S
15
S
10
SW
10
ESE
5
ESE
5
NNE
10
ENE
5
SSE
15
SSE
25
SE
30
SSE
35
SSE
25
ESE
25
ESE
20
ESE
15
ESE
15
ESE
10
N
15
SE
5
E
10
NNE
10
ESE
5
ESE
5
NW
10
SE
10
SSE
10
S
10
ESE
5
WNW
25
NNW
15
N
 mm 
1
21
11
2
1
2
1
4
6
11
2
7
8
2
2
6
2
max°C
11
10
14
14
12
11
11
11
10
10
9
8
11
11
12
13
12
11
11
10
9
12
12
9
12
12
10
12
12
11
12
13
11
11
11
10
Moonrise
8:34
9:17
9:53
10:23
10:49
11:12
11:34
11:56
12:20
12:48
1:22
2:06
Moonset
5:16
6:19
7:25
8:32
9:39
10:46
11:54
1:04
2:18
3:35
4:55
Sunrise
7:37
7:37
7:37
7:37
7:39
7:39
7:39
7:39
7:39
7:39
7:39
7:41
Sunset
4:52
4:52
4:52
4:52
4:53
4:54
4:54
4:55
4:57
4:57
4:58
4:59
Today's sea temperature in Humboldt Bay Entrance is
12.7° C
(Statistics for 20 Dec 1981-2005 – mean: 11.6 max: 13.5 min: 10.2°C)
Issued (local time): 3 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest