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 05:41 AM and sunset is at 08:04 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Wed morning. Cool air temperatures (max 13°C on Thu morning, min 8°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 16°C on Sun afternoon, min 11°C on Sat morning). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 15°C on Tue afternoon, min 11°C on Tue night). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 13°C on Fri afternoon, min 6°C on Sun night). Mainly fresh winds.

Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
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
8:23AM3.28m
8:37PM3.19m
9:35AM3.56m
9:48PM3.46m
10:30AM3.83m
10:43PM3.75m
11:18AM4.02m
11:32PM3.99m
12:04PM4.14m
00:18AM4.16m
12:47PM4.17m
1:03AM4.24m
1:31PM4.11m
1:49AM4.23m
2:13PM4.00m
2:35AM4.12m
2:56PM3.83m
3:22AM3.93m
3:39PM3.64m
4:11AM3.70m
4:25PM3.44m
5:08AM3.47m
5:17PM3.26m
6:16AM3.29m
Low Tide
2:30PM1.22m
3:11AM0.67m
3:29PM0.99m
4:02AM0.40m
4:18PM0.77m
4:48AM0.19m
5:04PM0.57m
5:33AM0.06m
5:49PM0.43m
6:17AM0.03m
6:34PM0.34m
7:02AM0.10m
7:19PM0.31m
7:47AM0.26m
8:05PM0.35m
8:31AM0.49m
8:51PM0.44m
9:17AM0.76m
9:41PM0.58m
10:05AM1.03m
10:41PM0.74m
11:06AM1.27m
00:01AM0.84m
Wave
height (m) 
direction
period (s) 
0.4
SSE
3
0.4
SSE
4
0.4
ESE
3
0.6
ENE
5
0.6
ENE
5
0.4
NE
5
0.3
NE
4
0.3
NE
4
0.3
ENE
3
0.4
ENE
4
0.4
ENE
4
0.3
NE
5
0.2
ENE
4
0.2
ENE
3
0.1
SE
2
0.1
NE
3
0.1
S
2
0.2
S
2
0.3
SE
3
0.5
E
3
0.8
E
4
1
E
5
0.9
ENE
5
0.8
ENE
5
0.9
ENE
5
0.7
ENE
5
0.7
ENE
5
0.6
ENE
5
0.5
ENE
4
0.8
ENE
5
1
ENE
5
1
ENE
5
1
ENE
6
1.1
NE
5
0.9
ENE
6
0.8
ENE
6
light rain
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
light rain
clear
clear
clear
some clouds
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
clear
some clouds
clear
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
 km/h
10
SE
20
E
20
N
20
NNE
20
NE
15
NNE
15
ENE
15
E
15
ENE
15
ESE
15
E
10
E
5
WSW
15
SSW
10
WNW
10
WSW
15
S
10
SE
15
E
25
ENE
25
E
30
E
30
ENE
20
ENE
20
E
25
ENE
15
ENE
20
E
20
ENE
20
ENE
30
ENE
35
NE
25
NE
35
NE
30
NE
25
N
 mm 
3
max°C
10
10
10
13
13
9
10
10
10
11
12
13
15
16
15
14
14
14
13
15
14
13
14
14
12
13
13
12
13
12
9
10
8
9
10
7
Moonrise
4:12
4:25
4:37
4:49
5:04
5:22
5:47
6:24
7:19
8:30
9:52
11:14
Moonset
2:14
3:41
5:11
6:43
8:19
9:57
11:31
12:51
1:50
2:29
2:54
Sunrise
5:41
5:39
5:37
5:35
5:33
5:31
5:30
5:28
5:26
5:24
5:22
5:20
Sunset
8:04
8:06
8:07
8:08
8:10
8:13
8:14
8:15
8:17
8:20
8:21
8:22
Today's sea temperature in Harwich is 11.3 °C (Statistics for 23 Apr 1981-2005 – mean: 9.2 max: 10.6 min: 7.4°C)
Issued (local time): 6 am Wednesday 23 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest