Calais Sea Conditions and Tide Table

Calais 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 08:53 AM and sunset is at 04:49 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 8°C on Mon night, min -1°C on Thu morning). Winds increasing (light winds from the E on Mon night, near gales from the ENE by Wed night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 7°C on Sat afternoon, min 0°C on Thu night). Mainly strong winds.

Days 7–9 Weather Summary

Light rain (total 2mm), mostly falling on Wed morning. Mild temperatures (max 8°C on Tue afternoon, min 5°C on Sun night). Winds increasing (light winds from the N on Mon night, strong winds from the N by Wed morning).

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Wed night. Mild temperatures (max 7°C on Sat afternoon, min 4°C on Wed night). Winds decreasing (strong winds from the NNE on Thu night, calm by Fri morning).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Sat
3
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
2:38PM6.83m
2:58AM6.83m
3:17PM6.77m
3:37AM6.75m
3:59PM6.67m
4:21AM6.62m
4:46PM6.51m
5:09AM6.46m
5:40PM6.34m
6:06AM6.31m
6:42PM6.20m
7:12AM6.22m
7:52PM6.17m
8:22AM6.28m
9:01PM6.29m
9:29AM6.49m
10:04PM6.53m
10:28AM6.74m
11:00PM6.78m
11:24AM7.06m
11:52PM7.07m
12:16PM7.34m
Low Tide
9:23AM1.41m
9:42PM1.40m
10:03AM1.45m
10:22PM1.49m
10:44AM1.53m
11:04PM1.63m
11:27AM1.64m
11:49PM1.79m
12:14PM1.75m
00:39AM1.95m
1:07PM1.85m
1:35AM2.08m
2:07PM1.91m
2:39AM2.12m
3:16PM1.87m
3:51AM2.03m
4:29PM1.68m
5:02AM1.82m
5:36PM1.42m
6:05AM1.46m
6:35PM1.07m
7:00AM1.09m
Wave
height (m) 
direction
period (s) 
1
NNE
5
1.4
NNE
6
1.6
NNE
7
2.1
NNE
7
2.2
NNE
7
2.5
NNE
8
2.1
NNE
8
1.7
NNE
7
1.3
NNE
7
1.2
NNE
6
1.1
NNE
6
1
NNE
6
0.9
NNE
5
0.9
NNE
5
1.6
N
7
1.8
NNE
7
1.2
N
7
0.8
N
7
0.8
N
6
0.8
N
7
0.7
N
7
0.8
N
7
1
N
6
0.9
NNE
7
1.3
N
5
1.7
N
7
1.2
N
7
1
N
7
1
N
4
1.6
N
7
0.8
N
7
0.8
N
6
0.7
N
4
0.9
WNW
4
1.2
WSW
5
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
light rain
light rain
light rain
clear
part cloud
rain showers
part cloud
light rain
part cloud
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
light rain
light rain
light rain
clear
some clouds
rain shwrs
some clouds
light rain
some clouds
clear
rain shwrs
 km/h
30
ENE
35
ENE
40
ENE
50
ENE
50
NE
55
ENE
45
ENE
35
ENE
30
ENE
30
E
30
ENE
30
ENE
25
ENE
30
NE
35
NNE
35
NE
20
NE
20
NE
20
N
15
N
15
N
25
NNE
25
N
25
NNW
35
NNW
35
NNE
10
NE
25
NNW
30
NW
30
ENE
15
ENE
20
NNW
15
NNW
25
WNW
35
W
 mm 
1
1
2
3
1
1
max°C
4
5
4
2
3
2
0
1
1
1
3
4
6
7
6
5
4
6
5
5
5
7
8
6
6
7
5
5
5
6
5
6
6
6
7
Moonrise
11:25
11:42
11:56
12:08
12:20
12:33
12:49
1:09
1:38
2:21
3:23
4:43
Moonset
8:11
9:29
10:46
12:04
1:24
2:47
4:15
5:47
7:16
8:33
9:30
Sunrise
8:53
8:53
8:53
8:55
8:55
8:55
8:55
8:55
8:55
8:55
8:55
8:55
Sunset
4:49
4:49
4:50
4:51
4:52
4:52
4:52
4:53
4:54
4:55
4:58
4:59
Today's sea temperature in Calais is
10.8° C
(Statistics for 23 Dec 1981-2005 – mean: 9.6 max: 11.1 min: 8.1°C)
Issued (local time): 12 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest