Dennis Port Sea Conditions and Tide Table

Dennis Port 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 07:03 AM and sunset is at 04:13 PM.

Days 1–3 Weather Summary

Moderate rain (total 12mm), heaviest on Tue afternoon. Icy conditions (max 4°C on Tue night, min -3°C on Mon morning). Winds increasing (light winds from the S on Tue morning, strong winds from the NW by Wed morning).

Days 4–6 Weather Summary

A dusting of new snow. Icy conditions (max 4°C on Thu morning, min -6°C on Fri morning). Winds decreasing (strong winds from the NW on Thu night, light winds from the SE by Sat night).

Days 7–9 Weather Summary

A dusting of snow turning to light rain (total 6mm) on Sun morning. Freeze-thaw conditions (max 6°C on Sun afternoon, min -5°C on Mon night). Mainly strong winds.

Days 10–12 Weather Summary

Some drizzle, heaviest during Thu morning. Freeze-thaw conditions (max 7°C on Fri morning, min -4°C on Wed morning). Wind will be generally light.

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
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
1:32PM1.10m
2:13AM0.95m
2:13PM1.09m
2:53AM0.96m
2:56PM1.08m
3:36AM0.98m
3:42PM1.06m
4:21AM1.00m
4:32PM1.04m
5:08AM1.03m
5:26PM1.02m
5:59AM1.07m
6:24PM1.01m
6:53AM1.12m
7:25PM1.00m
7:48AM1.16m
8:26PM1.01m
8:44AM1.21m
9:25PM1.01m
9:39AM1.24m
10:25PM1.04m
10:37AM1.27m
11:22PM1.06m
Low Tide
7:33PM0.02m
7:39AM0.15m
8:13PM0.02m
8:23AM0.15m
8:55PM0.02m
9:09AM0.14m
9:40PM0.03m
10:00AM0.13m
10:27PM0.04m
10:54AM0.11m
11:18PM0.05m
11:52AM0.08m
00:11AM0.06m
12:52PM0.03m
1:07AM0.05m
1:52PM-0.02m
2:04AM0.05m
2:52PM-0.07m
3:00AM0.04m
3:48PM-0.11m
3:57AM0.02m
4:44PM-0.15m
4:52AM-0.01m
Wave
height (m) 
direction
period (s) 
1.1
NNW
4
0.6
NE
7
0.4
NNE
5
0.2
E
10
0.3
E
10
0.7
ESE
4
1
N
4
1.5
ENE
9
1
E
9
1
E
10
0.9
ENE
11
1.3
NE
8
1.1
NE
8
0.8
NE
8
0.6
ENE
8
0.6
NE
5
0.6
NE
5
0.4
ENE
5
0.8
ESE
4
0.9
ESE
6
1.1
NE
6
1.2
WNW
4
1
NW
4
0.9
NW
4
0.9
NW
4
0.7
NW
4
0.6
NW
3
0.5
WNW
3
0.4
N
5
0.3
ENE
10
0.4
SE
4
0.6
SW
3
0.3
ENE
11
0.4
ENE
10
0.6
SSW
3
0.4
S
5
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light snow
light snow
light rain
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
light rain
cloud
part cloud
part cloud
part cloud
part cloud
some clouds
some clouds
some clouds
cloudy
light rain
light rain
light rain
light rain
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
light snow
light snow
light rain
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
some clouds
cloudy
some clouds
some clouds
light rain
cloudy
some clouds
some clouds
some clouds
some clouds
 km/h
40
NW
20
WNW
20
W
10
SW
20
SSE
30
WNW
45
NW
35
NNE
10
W
30
WSW
30
W
45
NW
30
N
20
NNE
20
NE
25
NE
20
NNE
10
SE
30
SE
20
ENE
45
WNW
45
W
40
WNW
35
WNW
30
NW
30
NW
25
WNW
20
W
20
W
15
WSW
25
SW
25
W
15
WSW
20
SSW
25
SW
15
W
 mm 
5
4
2
1
3
3
1
max°C
-2
0
1
2
3
4
2
3
2
4
4
0
-6
-4
-2
-1
-2
0
5
6
1
-3
-3
-4
-4
-2
-4
-2
0
2
3
4
4
7
6
4
Moonrise
9:15
9:45
10:11
10:33
10:55
11:16
11:38
12:05
12:37
1:18
2:12
3:19
Moonset
6:35
7:43
8:51
9:58
11:07
12:17
1:31
2:49
4:10
5:29
6:40
Sunrise
7:03
7:03
7:05
7:05
7:05
7:05
7:05
7:05
7:07
7:07
7:07
7:07
Sunset
4:13
4:14
4:14
4:15
4:15
4:15
4:16
4:17
4:19
4:19
4:20
4:21
Today's sea temperature in Dennis Port is
5.8° C
(Statistics for 22 Dec 1981-2005 – mean: 7.7 max: 9.5 min: 6.2°C)
Issued (local time): 12 pm Monday 22 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest