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 07:20 AM and sunset is at 04:57 PM.

Days 1–3 Weather Summary

Moderate rain (total 15mm), heaviest on Tue night. Cool air temperatures (max 10°C on Tue night, min 8°C on Mon morning). Mainly fresh winds.

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Thu morning. Low air temperatures (max 8°C on Thu morning, min 2°C on Sat morning). Winds decreasing (strong winds from the NE on Fri afternoon, calm by Sat night).

Days 7–9 Weather Summary

A dusting of snow turning to light rain (total 3mm) on Sun night. Mild temperatures (max 9°C on Tue afternoon, min 1°C on Sun afternoon). Winds decreasing (strong winds from the S on Sun afternoon, moderate winds from the SW by Mon morning).

Days 10–12 Weather Summary

Light rain (total 9mm), mostly falling on Fri night. Mild temperatures (max 9°C on Sat morning, min 2°C on Thu night). Winds decreasing (strong winds from the WNW on Thu night, light winds from the SW by Fri afternoon).

Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tue
24
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
4:32PM3.39m
4:45AM3.43m
5:17PM3.20m
5:37AM3.17m
6:14PM3.04m
6:50AM2.98m
7:50PM2.99m
8:45AM3.02m
9:17PM3.15m
9:45AM3.23m
10:04PM3.35m
10:28AM3.45m
10:42PM3.53m
11:06AM3.65m
11:17PM3.71m
11:43AM3.84m
11:52PM3.88m
12:19PM3.99m
00:28AM4.02m
12:56PM4.07m
1:04AM4.11m
1:34PM4.07m
1:41AM4.14m
2:12PM4.01m
2:20AM4.12m
2:52PM3.88m
3:02AM4.03m
3:34PM3.71m
Low Tide
10:04AM0.88m
10:12PM1.12m
10:48AM1.12m
11:10PM1.30m
11:58AM1.32m
00:56AM1.40m
1:39PM1.37m
2:30AM1.27m
2:48PM1.28m
3:28AM1.07m
3:35PM1.14m
4:08AM0.86m
4:13PM0.98m
4:43AM0.65m
4:48PM0.82m
5:17AM0.45m
5:25PM0.67m
5:53AM0.28m
6:02PM0.56m
6:29AM0.16m
6:40PM0.51m
7:06AM0.11m
7:17PM0.52m
7:43AM0.15m
7:53PM0.57m
8:20AM0.25m
8:30PM0.66m
8:59AM0.42m
9:11PM0.78m
Wave
height (m) 
direction
period (s) 
0.5
SE
4
0.6
SE
4
1
SE
5
0.8
SE
5
0.6
ESE
4
0.4
SSE
3
0.7
SSW
4
0.9
SSW
4
0.4
SSE
4
0.4
SE
5
0.4
NW
2
0.3
NE
8
0.7
NE
4
1.4
NE
6
1.5
NE
8
1
NE
8
0.6
NE
6
0.4
NE
7
1.1
S
4
1.7
SSE
6
1.1
SSE
6
0.5
S
4
0.5
SSW
4
0.7
SSW
4
0.8
SSW
4
0.9
SW
4
0.7
SW
4
0.4
SSW
3
0.4
SW
3
0.4
SW
3
0.6
SW
4
0.3
WNW
2
0.9
W
4
0.4
WNW
3
0.2
NNE
6
0.6
SSE
3
0.5
SE
4
0.4
SE
4
0.8
S
4
1
S
5
1.1
S
5
0.9
SSW
4
1.2
SSW
5
1.5
S
6
1.5
S
6
1.5
S
5
1.5
S
6
cloud
part cloud
cloud
part cloud
part cloud
mod rain
light rain
rain showers
light rain
light rain
cloud
light rain
light rain
light rain
part cloud
clear
clear
part cloud
cloud
light snow
light rain
cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
rain showers
light rain
part cloud
part cloud
part cloud
cloud
rain showers
cloud
cloud
light rain
cloud
cloud
rain showers
light rain
cloud
cloud
cloud
rain showers
cloudy
some clouds
cloudy
some clouds
some clouds
mod rain
light rain
rain shwrs
light rain
light rain
cloudy
light rain
light rain
light rain
some clouds
clear
clear
some clouds
cloudy
light snow
light rain
cloudy
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
rain shwrs
light rain
some clouds
some clouds
some clouds
cloudy
rain shwrs
cloudy
cloudy
light rain
cloudy
cloudy
rain shwrs
light rain
cloudy
cloudy
cloudy
rain shwrs
 km/h
20
SSE
25
SE
30
SE
20
SSE
10
S
15
SSW
25
SW
30
SW
10
E
20
NW
20
NW
10
W
30
ENE
45
NE
35
N
25
NNW
20
NNW
5
S
40
S
45
S
25
SW
20
SW
20
WSW
25
WSW
35
WSW
35
WSW
30
SW
20
WSW
20
WSW
20
WSW
30
NW
25
WNW
40
WNW
25
WNW
15
WNW
35
SSE
15
W
15
WSW
30
SSW
35
SW
35
SSW
35
WSW
45
SW
50
SW
50
SW
50
SW
45
SW
 mm 
8
1
1
5
2
1
2
3
1
2
2
1
6
1
1
1
1
max°C
8
8
8
9
9
10
9
10
8
8
7
6
6
4
4
4
5
5
4
2
6
7
8
7
8
9
6
7
8
6
6
7
4
5
6
8
11
11
11
10
11
11
10
11
11
11
12
Moonrise
1:20
2:34
3:44
4:46
5:36
6:14
6:40
7:00
7:15
7:27
7:39
7:50
8:02
8:17
8:38
9:07
Moonset
9:31
9:53
10:25
11:09
12:07
1:18
2:36
3:57
5:18
6:40
8:01
9:25
10:51
12:20
1:49
Sunrise
7:20
7:18
7:16
7:15
7:13
7:11
7:09
7:07
7:05
7:03
7:01
6:58
6:56
6:54
6:52
6:50
Sunset
4:57
4:59
5:00
5:01
5:04
5:06
5:07
5:09
5:12
5:14
5:15
5:16
5:19
5:21
5:22
5:24
Today's sea temperature in Harwich is
6.8° C
(Statistics for 09 Feb 1981-2005 – mean: 7.3 max: 9.2 min: 5.2°C)
Issued (local time): 5 am Monday 09 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest