Portland Sea Conditions and Tide Table

Portland 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 —.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Sun afternoon, min 11°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 3mm), mostly falling on Sun night. Cool air temperatures (max 16°C on Sun night, min 11°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Very mild (max 13°C on Wed night, min 11°C on Wed night). Mainly fresh winds.

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Sat night. Very mild (max 15°C on Tue morning, min 13°C on Sat night). Wind will be generally light.

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tue
7
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
00:35AM0.75m
1:56PM1.16m
00:42AM0.72m
2:26PM1.17m
00:44AM0.71m
2:59PM1.15m
00:37AM0.71m
3:36PM1.09m
00:06AM0.72m
4:20PM1.01m
5:22PM0.91m
9:44PM0.84m
10:47PM0.83m
12:19PM0.64m
11:14PM0.79m
11:46AM0.78m
11:26PM0.74m
11:59AM0.93m
11:29PM0.70m
12:21PM1.05m
Low Tide
7:58PM0.51m
8:29PM0.55m
9:03PM0.60m
7:18AM0.15m
9:42PM0.66m
7:39AM0.15m
10:35PM0.72m
7:59AM0.17m
8:18AM0.23m
8:26AM0.33m
8:01AM0.44m
6:44AM0.52m
4:48PM0.59m
5:42AM0.54m
5:54PM0.55m
5:16AM0.50m
6:37PM0.53m
5:11AM0.42m
Wave
height (m) 
direction
period (s) 
3.5
SSW
15
3.5
SSW
14
3
SSW
14
3
SSW
14
2.3
SSW
13
2.2
SSW
13
2.2
SSW
14
2.1
SW
14
2.1
SW
14
2.5
SW
14
3.5
SW
12
4
SW
12
4.5
SW
14
4
SW
14
4
SW
14
3.5
SW
14
3
SW
13
3
SW
13
2.5
SW
13
2.5
SSW
13
2.5
SSW
13
2.5
SSW
15
2.5
SSW
14
2.4
SSW
14
2
SSW
14
2.5
SSW
8
3
SSW
9
3
SSW
19
3.5
SSW
17
3.5
SSW
14
3
SW
14
3.5
SSW
23
4
SSW
21
4
SSW
18
3.5
SSW
17
3.5
SSW
16
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
rain showers
part cloud
cloud
part cloud
part cloud
part cloud
rain showers
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
rain showers
part cloud
light rain
rain showers
part cloud
cloud
part cloud
light rain
rain showers
part cloud
part cloud
part cloud
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
clear
some clouds
rain shwrs
some clouds
cloudy
some clouds
some clouds
some clouds
rain shwrs
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
rain shwrs
some clouds
light rain
rain shwrs
some clouds
cloudy
some clouds
light rain
rain shwrs
some clouds
some clouds
some clouds
 km/h
15
SW
10
SW
10
SW
5
SW
5
NNW
10
SW
10
NNE
15
NNW
15
WNW
25
NW
30
SW
20
SSW
25
SSW
20
S
25
S
25
S
25
SSE
25
SSE
20
S
20
S
20
S
15
S
15
SW
20
WSW
20
W
25
SSW
20
SW
30
SSW
20
SW
25
SW
20
SW
15
SW
10
SSW
10
WSW
20
W
25
W
 mm 
2.0
1.0
3
1.0
2.0
1.0
1.0
max°C
13
13
13
12
14
13
12
18
19
16
12
12
12
13
13
13
14
14
13
13
13
13
13
12
13
13
13
14
14
14
14
14
14
14
15
15
Moonrise
6:18
6:53
7:35
8:27
9:28
10:36
11:49
1:03
2:17
3:30
4:44
5:59
Moonset
8:12
9:18
10:23
11:27
12:25
1:15
1:57
2:32
3:02
3:29
3:55
4:22
4:51
Sunrise
7:09
7:11
7:11
7:13
7:13
7:15
7:16
7:16
7:18
7:18
7:20
7:20
Sunset
5:51
5:50
5:47
5:46
5:45
5:45
5:44
5:43
5:40
5:39
5:38
5:37
Today's sea temperature in Portland is 16.4 °C (Statistics for 25 Apr 1981-2005 – mean: 15.6 max: 17.0 min: 14.2°C)
Nearest