Harwich Sea Conditions and Tide Table

Harwich 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 05:54 AM and sunset is at 07:53 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Fri afternoon, min 7°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 9°C on Tue afternoon, min 4°C on Tue night). Mainly fresh winds.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 12°C on Fri afternoon, min 7°C on Fri night). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 16°C on Tue afternoon, min 5°C on Sat night). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Sat
2
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
Wave Height Map
High Tide
12:23PM4.09m
00:36AM4.10m
1:04PM4.13m
1:19AM4.18m
1:45PM4.08m
2:02AM4.18m
2:27PM3.96m
2:47AM4.08m
3:09PM3.79m
3:34AM3.91m
3:52PM3.60m
4:26AM3.70m
4:42PM3.40m
5:27AM3.48m
5:42PM3.23m
6:45AM3.34m
7:01PM3.14m
8:12AM3.39m
8:32PM3.25m
9:24AM3.58m
9:43PM3.49m
10:21AM3.77m
10:37PM3.72m
11:08AM3.90m
11:23PM3.88m
11:49AM3.96m
00:04AM3.95m
Low Tide
6:10PM0.41m
6:36AM0.06m
6:52PM0.34m
7:18AM0.10m
7:35PM0.33m
8:00AM0.25m
8:18PM0.38m
8:44AM0.46m
9:03PM0.49m
9:29AM0.73m
9:52PM0.63m
10:20AM1.01m
10:56PM0.78m
11:32AM1.24m
00:29AM0.83m
1:01PM1.33m
1:48AM0.74m
2:12PM1.27m
2:54AM0.60m
3:14PM1.15m
3:53AM0.46m
4:08PM1.01m
4:43AM0.39m
4:54PM0.88m
5:26AM0.39m
5:34PM0.76m
Wave
height (m) 
direction
period (s) 
0.4
S
3
0.4
SSE
3
0.4
SSW
4
0.2
SSW
3
0.2
SSW
2
0.1
NW
2
0.2
N
2
0.6
NE
3
0.4
NE
4
0.4
ENE
4
0.7
NE
4
0.9
ENE
5
1.3
ENE
6
1.2
ENE
6
0.9
ENE
5
0.6
ENE
4
0.6
ENE
4
0.9
ENE
5
0.9
E
5
0.9
ENE
5
0.9
ENE
5
0.6
E
4
0.5
E
4
0.4
ENE
4
0.4
ENE
4
0.7
NE
4
0.6
NE
6
0.5
NE
6
0.4
NE
7
0.4
NE
6
0.2
ENE
4
0.3
NE
6
0.2
S
2
0.3
SW
3
0.2
WSW
2
0.3
SSW
3
0.5
SW
3
0.4
SW
3
0.6
NW
3
0.5
NNE
3
0.5
NE
3
0.4
NE
7
0.3
NE
10
0.3
NE
10
0.1
NE
9
0.1
NE
9
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
clear
cloud
part cloud
part cloud
part cloud
clear
clear
cloud
part cloud
clear
some clouds
some clouds
some clouds
clear
some clouds
clear
some clouds
some clouds
clear
some clouds
clear
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
clear
some clouds
some clouds
some clouds
clear
cloudy
some clouds
some clouds
some clouds
clear
clear
cloudy
some clouds
clear
 km/h
20
SW
20
S
15
SW
15
W
15
W
20
NW
20
N
20
NE
15
NNE
20
NNE
25
NE
30
NE
35
ENE
35
ENE
25
NE
25
NE
25
NE
25
NE
30
E
30
ENE
25
ENE
20
E
20
ENE
20
NNE
20
NNE
25
NE
15
NNE
15
ENE
15
E
10
ENE
5
S
10
SSW
15
W
20
W
15
W
15
WSW
25
WSW
25
W
35
NW
25
NNW
20
NNE
10
N
10
NE
15
SE
5
S
10
ESE
 mm 
max°C
14
15
13
13
15
12
10
10
8
8
8
8
8
9
7
9
9
9
9
10
11
11
12
10
11
10
6
8
8
8
12
14
14
15
16
15
16
17
11
9
10
7
8
8
9
10
Moonrise
5:29
5:46
6:10
6:45
7:37
8:47
10:11
11:38
1:03
2:23
3:41
4:56
6:11
7:25
8:41
Moonset
8:30
10:04
11:37
1:00
2:04
2:47
3:17
3:36
3:51
4:03
4:13
4:24
4:35
4:48
5:04
Sunrise
5:54
5:52
5:50
5:48
5:46
5:43
5:41
5:39
5:37
5:35
5:33
5:31
5:30
5:28
5:26
5:24
Sunset
7:53
7:55
7:58
7:59
8:00
8:02
8:04
8:06
8:07
8:08
8:10
8:13
8:14
8:15
8:17
Today's sea temperature in Harwich is
10.4° C
(Statistics for 17 Apr 1981-2005 – mean: 8.8 max: 10.1 min: 7.1°C)
Issued (local time): 12 am Friday 17 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest