Chatham Sea Conditions and Tide Table

Chatham 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 — and sunset is at 07:29 PM.

Days 1–4 Weather Summary

Mostly dry. Icy conditions (max 10°C on Tue afternoon, min -10°C on Wed morning). Winds decreasing (fresh winds from the SW on Tue afternoon, calm by Wed night).

Days 5–7 Weather Summary

A light covering of new snow, mostly falling on Sat afternoon. Icy conditions (max 6°C on Fri afternoon, min -2°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 1°C on Mon afternoon, min -17°C on Wed night). Winds increasing (calm on Tue afternoon, fresh winds from the NW by Wed afternoon).

Days 11–13 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 6°C on Fri afternoon, min -12°C on Sat morning). Wind will be generally light.

Tue
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wednesday
1
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
night
Wave Height Map
High Tide
5:57PM1.32m
6:27AM1.02m
6:48PM1.28m
7:03AM1.15m
7:39PM1.21m
7:38AM1.28m
8:29PM1.11m
8:12AM1.39m
9:19PM1.00m
8:46AM1.47m
10:09PM0.87m
9:24AM1.52m
11:02PM0.74m
10:07AM1.53m
00:03AM0.62m
10:58AM1.51m
1:34AM0.54m
12:01PM1.45m
4:54AM0.55m
1:19PM1.38m
4:58AM0.61m
2:47PM1.32m
5:24AM0.70m
4:08PM1.28m
5:55AM0.82m
5:18PM1.24m
6:28AM0.94m
6:20PM1.20m
Low Tide
00:46AM0.17m
12:20PM0.15m
1:20AM0.18m
1:18PM0.11m
1:51AM0.22m
2:14PM0.09m
2:20AM0.28m
3:11PM0.07m
2:47AM0.35m
4:10PM0.07m
3:11AM0.42m
5:16PM0.09m
3:31AM0.47m
6:24PM0.11m
7:31PM0.12m
8:39PM0.14m
6:16AM0.55m
9:48PM0.14m
8:13AM0.53m
10:52PM0.14m
9:43AM0.47m
11:45PM0.13m
11:04AM0.39m
00:28AM0.14m
12:17PM0.30m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
light snow
light snow
light snow
cloud
clear
part cloud
cloud
clear
clear
clear
part cloud
cloud
light snow
clear
clear
part cloud
light snow
light snow
cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
light rain
light snow
rain showers
cloud
clear
some clouds
some clouds
some clouds
clear
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
some clouds
cloudy
light snow
light snow
light snow
cloudy
clear
some clouds
cloudy
clear
clear
clear
some clouds
cloudy
light snow
clear
clear
some clouds
light snow
light snow
cloudy
some clouds
some clouds
cloudy
clear
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
cloudy
light rain
light snow
rain shwrs
cloudy
clear
 km/h
30
SW
20
W
20
WNW
20
WNW
10
NE
10
ESE
10
SSE
10
SSE
15
SSW
15
WSW
10
SW
0
S
10
E
5
WSW
5
ENE
10
SSW
10
WNW
15
NW
15
NNW
15
NNW
10
NNW
5
N
10
S
15
S
15
S
25
WNW
20
NW
5
NW
20
S
20
SSW
20
SW
15
WNW
20
NW
15
WNW
5
SSW
15
SW
20
WSW
15
SSW
20
WSW
20
WNW
0
ENE
10
SSW
15
SSE
10
S
20
WSW
15
WNW
15
WNW
 mm 
3
13
2
max°C
10
-2
-8
-5
-6
-3
1
-3
1
6
3
0
1
1
1
3
2
0
1
-3
-6
0
-3
-1
1
-9
-10
-4
-5
1
6
2
-11
-5
-6
-1
3
2
2
3
2
3
2
8
5
3
-2
Moonrise
7:12
7:30
7:48
8:09
8:35
9:11
9:58
10:59
12:12
1:31
2:51
4:08
5:22
6:34
7:44
Moonset
6:04
7:21
8:39
10:01
11:25
12:50
2:10
3:19
4:14
4:54
5:24
5:46
6:05
6:21
6:37
Sunrise
7:28
7:26
7:24
7:22
7:20
7:18
7:16
7:15
7:13
7:11
7:09
7:07
7:05
7:03
7:01
Sunset
7:29
7:30
7:31
7:32
7:35
7:36
7:37
7:38
7:39
7:42
7:43
7:45
7:45
7:46
7:49
7:50
Today's sea temperature in Chatham is
-0.3° C
(Statistics for 17 Mar 1981-2005 – mean: 0.1 max: 1.4 min: -0.9°C)
Issued (local time): 2 pm Tuesday 17 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
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