Mad River Slough, Arcata Bay, Humboldt Bay Sea Conditions and Tide Table

Mad River Slough, Arcata Bay, 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 07:05 AM and sunset is at 07:37 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Thu morning. Cool air temperatures (max 13°C on Fri afternoon, min 6°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Tue morning, min 8°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 11°C on Fri afternoon, min 5°C on Thu night). Winds decreasing (strong winds from the NNW on Thu afternoon, light winds from the NE by Fri morning).

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Sun night. Very mild (max 11°C on Sun afternoon, min 5°C on Tue morning). Wind will be generally light.

Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
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
3:41PM1.76m
3:02AM2.27m
4:31PM1.65m
3:32AM2.26m
5:32PM1.54m
6:47PM1.48m
5:04AM2.19m
8:10PM1.48m
6:17AM2.14m
9:21PM1.56m
7:40AM2.13m
10:12PM1.69m
8:59AM2.17m
10:52PM1.86m
10:09AM2.23m
11:28PM2.05m
11:12AM2.28m
00:03AM2.25m
12:11PM2.28m
00:38AM2.43m
1:07PM2.24m
1:13AM2.56m
Low Tide
9:10AM0.10m
8:44PM0.79m
9:51AM0.08m
9:13PM0.93m
10:39AM0.08m
9:46PM1.05m
11:37AM0.08m
10:32PM1.16m
12:43PM0.07m
11:50PM1.23m
1:54PM0.02m
1:32AM1.19m
2:58PM-0.05m
2:57AM1.03m
3:54PM-0.12m
4:04AM0.77m
4:43PM-0.14m
5:01AM0.46m
5:27PM-0.10m
5:54AM0.16m
6:09PM0.01m
6:43AM-0.11m
6:49PM0.16m
Wave
height (m) 
direction
period (s) 
3.5
WNW
13
3.5
WNW
13
3.5
WNW
13
2.5
WNW
12
2.2
WNW
11
2.1
WNW
12
2.2
WNW
11
2.5
WNW
10
3
NW
9
2.5
NW
9
3
NW
8
2.1
NW
8
1.7
WNW
15
1.8
WNW
14
1.9
WNW
14
1.6
WNW
13
1.5
WNW
13
1.4
WNW
12
1.4
WNW
11
2.2
NW
7
3
NW
8
3.5
NW
9
3.5
NW
9
3
NW
9
2.1
WNW
10
2.1
WNW
10
2
WNW
18
2
WNW
16
2
WNW
15
2
WNW
14
1.9
WNW
14
1.7
WNW
13
1.4
WNW
13
1.9
WNW
12
2.4
WNW
19
3.5
WNW
17
rain showers
light rain
light rain
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
cloud
light rain
rain showers
rain showers
rain showers
rain shwrs
light rain
light rain
cloudy
cloudy
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
cloudy
light rain
rain shwrs
rain shwrs
rain shwrs
 km/h
20
SW
15
SW
10
SE
5
NE
15
N
10
ESE
5
WNW
20
NNW
20
N
25
NNW
25
NNW
10
ESE
10
NW
15
NNW
10
SSE
10
W
10
SW
5
NW
20
NNW
30
NNW
35
N
40
NNW
45
NNW
25
N
15
NNW
20
NNW
10
NW
15
NNW
15
NNW
10
NNE
10
NW
10
NW
10
S
15
NW
20
NNW
20
NNE
 mm 
4
4
1.0
1.0
1.0
2.0
1.0
max°C
10
10
9
11
13
11
12
13
10
10
12
10
13
13
10
15
14
10
10
10
9
9
10
9
9
11
9
10
10
9
10
11
10
10
11
9
Moonrise
11:28
12:35
1:41
2:42
3:36
4:21
4:58
5:29
5:56
6:21
6:46
Moonset
8:29
8:58
9:34
10:20
11:17
12:24
1:39
2:57
4:16
5:34
6:53
8:11
Sunrise
7:05
7:03
7:01
7:00
6:58
6:56
6:54
6:54
6:52
6:50
6:48
6:47
Sunset
7:37
7:37
7:39
7:40
7:42
7:43
7:44
7:45
7:45
7:46
7:47
7:49
Today's sea temperature in Mad River Slough, Arcata Bay, Humboldt Bay is 11.8 °C (Statistics for 28 Mar 1981-2005 – mean: 11.1 max: 13.1 min: 9.8°C)
Nearest