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 06:13 AM and sunset is at 05:54 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Sun afternoon. Low air temperatures (max 9°C on Sat afternoon, min 2°C on Fri night). Winds increasing (light winds from the NW on Sat afternoon, strong winds from the SW by Sun afternoon).

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Cool air temperatures (max 14°C on Wed night, min 5°C on Mon morning). Mainly fresh winds.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 11°C on Fri night, min 7°C on Fri night). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 9°C on Tue afternoon, min 5°C on Sun night). Mainly strong winds.

Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Sat
28
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
High Tide
6:26PM2.87m
7:59AM2.91m
8:31PM2.96m
9:11AM3.18m
9:28PM3.21m
9:57AM3.47m
10:10PM3.47m
10:37AM3.73m
10:47PM3.71m
11:15AM3.94m
11:25PM3.92m
11:52AM4.09m
00:02AM4.09m
12:31PM4.16m
00:41AM4.20m
1:09PM4.13m
1:21AM4.22m
1:48PM4.02m
2:02AM4.15m
2:28PM3.85m
2:45AM4.00m
3:10PM3.64m
3:33AM3.78m
3:57PM3.41m
4:30AM3.52m
4:54PM3.17m
5:46AM3.29m
6:14PM3.02m
Low Tide
12:21PM1.50m
1:57AM1.29m
2:10PM1.39m
2:54AM1.05m
3:02PM1.19m
3:36AM0.80m
3:43PM0.97m
4:12AM0.56m
4:20PM0.76m
4:48AM0.33m
4:58PM0.58m
5:25AM0.15m
5:37PM0.44m
6:03AM0.04m
6:16PM0.38m
6:42AM0.03m
6:55PM0.38m
7:21AM0.12m
7:35PM0.44m
8:00AM0.30m
8:14PM0.55m
8:41AM0.55m
8:56PM0.70m
9:28AM0.84m
9:51PM0.89m
10:35AM1.14m
11:24PM1.03m
12:19PM1.30m
Wave
height (m) 
direction
period (s) 
1
SW
4
0.8
SSW
4
0.4
SSW
4
0.3
W
2
0.3
NNW
2
0.2
W
2
0.5
SW
3
1
SSW
4
0.9
SW
4
0.6
WSW
4
0.6
SW
4
0.8
SSW
4
0.6
SSW
4
0.7
S
4
0.3
S
3
0.6
SSE
4
0.4
SE
4
0.5
ESE
4
0.4
ESE
4
0.4
ESE
4
0.4
E
3
0.4
ENE
3
0.4
ENE
3
0.6
E
4
1
E
5
0.9
ENE
5
0.8
ENE
5
0.8
ENE
5
0.9
ENE
6
0.7
NE
6
0.6
NE
5
0.6
NE
5
0.9
NE
6
1.2
ENE
6
1.4
ENE
6
1.6
ENE
7
1.7
ENE
7
1.7
ENE
7
1.4
ENE
7
1.1
ENE
6
1.1
NE
5
1
ENE
6
0.6
E
5
0.6
ENE
4
0.6
NE
4
1
NE
6
0.7
NE
4
cloud
cloud
part cloud
clear
clear
clear
part cloud
light rain
rain showers
part cloud
cloud
light rain
clear
part cloud
part cloud
clear
clear
clear
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
light rain
rain shwrs
some clouds
cloudy
light rain
clear
some clouds
some clouds
clear
clear
clear
cloudy
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
 km/h
35
WSW
30
WSW
20
W
20
NW
20
NNW
15
W
25
SW
40
SW
35
W
30
W
25
WSW
25
SW
25
SW
30
SSW
15
S
20
SSE
15
ESE
15
ESE
15
ESE
15
ENE
15
NE
20
ENE
20
ENE
20
E
30
E
25
ENE
20
NE
25
NE
30
NNE
25
N
20
NNE
20
NE
25
NE
35
NE
35
NE
35
ENE
40
ENE
40
ENE
35
ENE
30
NE
35
NNE
25
NE
20
NNE
25
NNE
25
NNW
30
NNE
25
NNE
 mm 
1
1
2
max°C
7
8
5
8
9
6
8
8
8
8
9
8
10
11
10
10
13
14
8
8
9
10
9
11
7
7
7
7
8
6
8
8
8
8
9
8
5
6
5
9
9
8
11
10
6
8
8
Moonrise
4:11
4:41
5:04
5:21
5:34
5:46
5:57
6:09
6:24
6:43
7:09
7:48
8:45
9:59
11:24
12:50
Moonset
10:58
12:13
1:32
2:53
4:15
5:38
7:02
8:30
10:00
11:32
1:00
2:14
3:09
3:47
4:12
Sunrise
6:13
6:11
6:09
6:05
6:03
6:01
5:58
5:56
5:54
5:52
5:50
5:48
5:45
5:43
5:41
5:39
Sunset
5:54
5:57
5:58
6:00
6:01
6:04
6:05
6:07
6:08
6:10
6:12
6:14
6:15
6:16
6:19
6:21
Today's sea temperature in Harwich is
8.3° C
(Statistics for 13 Mar 1981-2005 – mean: 7.3 max: 8.8 min: 4.6°C)
Issued (local time): 5 am Friday 13 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest