Elk River Railroad Bridge #18, Humboldt Bay Sea Conditions and Tide Table

Elk River Railroad Bridge #18, 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 07:35 AM and sunset is at 04:52 PM.

Days 1–3 Weather Summary

Heavy rain (total 41mm), heaviest during Sat night. Cool air temperatures (max 14°C on Sat night, min 8°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 33mm), 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, fresh winds from the SSE by Thu morning).

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Very mild (max 12°C on Sat morning, min 6°C on Fri morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Tue night. Very mild (max 13°C on Tue afternoon, min 9°C on Mon 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
11:26AM1.55m
1:53AM1.16m
12:00PM1.55m
2:29AM1.16m
12:36PM1.53m
3:04AM1.18m
1:15PM1.48m
3:39AM1.21m
1:59PM1.41m
4:15AM1.26m
2:51PM1.30m
4:51AM1.32m
3:55PM1.17m
5:29AM1.40m
5:15PM1.05m
6:10AM1.49m
6:51PM0.97m
6:55AM1.58m
8:27PM0.97m
7:43AM1.67m
9:48PM1.03m
8:33AM1.75m
10:56PM1.10m
Low Tide
8:02PM-0.08m
7:28AM0.35m
8:37PM-0.08m
8:08AM0.35m
9:13PM-0.07m
8:53AM0.34m
9:50PM-0.06m
9:44AM0.33m
10:27PM-0.03m
10:43AM0.31m
11:06PM0.01m
11:50AM0.27m
11:48PM0.06m
1:01PM0.21m
00:34AM0.12m
2:12PM0.13m
1:25AM0.19m
3:18PM0.04m
2:22AM0.24m
4:18PM-0.05m
3:22AM0.29m
5:13PM-0.12m
4:25AM0.31m
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
light 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
light rain
cloudy
cloudy
light rain
 km/h
0
SE
5
E
10
SE
25
SSW
10
SW
10
S
10
S
5
SW
5
ESE
5
ESE
5
NNE
5
ENE
5
SE
10
SSE
25
SE
25
SSE
30
SSE
20
ESE
20
ESE
20
ESE
15
ESE
10
ESE
5
N
10
ESE
5
E
10
NNE
10
ESE
5
ESE
5
NW
5
SE
5
SSE
10
S
10
ESE
5
WNW
20
NNW
10
N
 mm 
1
21
13
2
1
2
1
5
7
11
2
8
8
1
2
5
2
max°C
12
10
14
14
12
11
11
11
9
10
9
8
10
11
11
13
12
10
11
10
9
12
12
9
12
12
9
12
12
10
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
12:47
1:22
2:05
Moonset
5:16
6:19
7:25
8:32
9:38
10:46
11:54
1:04
2:17
3:35
4:55
Sunrise
7:35
7:37
7:37
7:37
7:37
7:39
7:39
7:39
7:39
7:39
7:39
7:39
Sunset
4:52
4:52
4:52
4:52
4:53
4:53
4:54
4:55
4:55
4:57
4:58
4:59
Today's sea temperature in Elk River Railroad Bridge #18, Humboldt Bay is
12.7° C
(Statistics for 20 Dec 1981-2005 – mean: 11.6 max: 13.5 min: 10.1°C)
Issued (local time): 3 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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