Arcata Sea Conditions and Tide Table

Arcata 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 07:01 AM and sunset is at 07:16 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 17°C on Tue afternoon, min 12°C on Sun morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Thu night. Cool air temperatures (max 18°C on Thu morning, min 11°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 17°C on Sat afternoon, min 11°C on Sat morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 22°C on Thu morning, min 12°C on Tue morning). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Warm (max 22°C on Sat morning, min 12°C on Sun night). Wind will be generally light.

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
10:09AM1.47m
8:15PM1.80m
10:48AM1.55m
9:21PM1.84m
11:17AM1.63m
10:17PM1.89m
11:44AM1.74m
11:07PM1.94m
12:10PM1.85m
11:54PM1.97m
12:37PM1.97m
00:40AM1.98m
1:03PM2.09m
1:26AM1.96m
1:31PM2.19m
2:14AM1.91m
2:01PM2.28m
3:05AM1.82m
2:34PM2.33m
4:01AM1.72m
3:12PM2.33m
5:04AM1.62m
3:58PM2.28m
6:17AM1.54m
4:55PM2.19m
7:37AM1.53m
6:08PM2.09m
8:53AM1.59m
Low Tide
2:36PM1.23m
3:45AM0.27m
3:44PM1.11m
4:31AM0.21m
4:36PM0.95m
5:11AM0.16m
5:20PM0.77m
5:45AM0.16m
6:01PM0.58m
6:18AM0.19m
6:40PM0.39m
6:49AM0.26m
7:19PM0.20m
7:21AM0.37m
8:01PM0.05m
7:54AM0.52m
8:44PM-0.07m
8:29AM0.68m
9:31PM-0.13m
9:07AM0.84m
10:23PM-0.13m
9:51AM0.98m
11:23PM-0.09m
10:47AM1.10m
00:30AM-0.04m
12:04PM1.17m
1:41AM-0.00m
1:36PM1.14m
Wave
Height (m)
Direction
Period (s)
1.1
NW
6
1.3
NNW
6
1.3
NNW
7
1.3
NNW
6
1.4
W
16
1.9
WNW
13
2
WNW
12
2.1
WNW
12
2.1
WNW
11
1.7
WNW
10
1.7
WNW
10
1.8
WNW
11
1.5
WNW
11
1.5
WNW
10
1.4
WNW
10
1.5
WNW
10
1.6
WNW
10
1.7
NW
6
1.5
NW
8
1.4
NW
8
1.6
NW
7
1.3
NW
7
1.2
W
10
1.4
WNW
16
1.3
WNW
15
1.3
WNW
13
1.3
WNW
12
1.1
W
14
1
W
14
1.1
WNW
13
1.2
WNW
12
1.3
WNW
12
1.2
WNW
12
1.3
WNW
11
1.3
WNW
11
1.3
WNW
11
2.4
NW
8
3.5
NW
9
2.5
NW
9
1.9
NW
9
1.6
NW
9
1.4
NW
9
1.4
NW
8
1.5
WNW
16
1.7
WNW
14
1.8
WNW
14
1.8
WNW
13
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
cloud
cloud
part cloud
clear
cloud
light rain
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
some clouds
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
cloudy
cloudy
some clouds
clear
cloudy
light rain
some clouds
clear
some clouds
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
km/h
10
NW
10
NNW
0
WSW
10
NW
15
NNW
5
ENE
10
NW
15
NNW
5
NNE
10
NW
15
NNW
5
ESE
10
WSW
10
NW
5
N
15
NNW
20
NNW
5
NE
10
NNW
10
NNW
5
SE
10
NW
10
NNW
5
SE
10
NW
10
NNW
5
ENE
10
NNW
10
NNW
5
ENE
10
NW
5
NNW
5
NE
0
N
10
NNW
10
N
15
NNW
20
NNW
5
ENE
5
NW
5
NNW
5
ESE
10
W
5
NNW
5
ENE
10
NW
10
NNW
 mm
3
max °C
16
16
12
16
16
12
16
17
12
16
17
13
18
17
13
14
15
12
16
17
12
16
17
12
17
17
11
17
18
13
19
19
14
22
18
16
16
17
15
22
21
16
20
20
13
18
19
Moonrise
4:25
4:58
5:26
5:51
6:13
6:35
6:58
7:22
7:51
8:26
9:10
10:04
11:10
12:23
1:38
Moonset
12:35
1:37
2:42
3:48
4:54
6:01
7:09
8:19
9:32
10:48
12:04
1:17
2:21
3:14
3:56
4:30
Sunrise
7:01
7:01
7:03
7:03
7:05
7:05
7:07
7:07
7:09
7:09
7:11
7:11
7:13
7:13
7:15
7:16
Sunset
7:16
7:15
7:14
7:12
7:09
7:08
7:07
7:05
7:04
7:01
7:00
6:59
6:57
6:54
6:53
6:52
Today's sea temperature in Arcata is
14.3°C
(Statistics for 20 Sep 1981-2005 – mean: 13.8 max: 17.1 min: 11.1°C)
Issued (local time): 4 am Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest