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 06:23 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Sun afternoon, min 15°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 28°C on Tue afternoon, min 14°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 12mm), heaviest on Sat morning. Very mild (max 18°C on Fri afternoon, min 8°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 20°C on Wed afternoon, min 2°C on Mon night). Wind will be generally light.

Sat
30
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thu
12
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
Wave Height Map
High Tide
12:16PM3.41m
00:44AM3.31m
1:03PM3.43m
1:35AM3.18m
1:50PM3.36m
2:27AM3.01m
2:39PM3.22m
3:21AM2.82m
3:31PM3.06m
4:18AM2.64m
4:27PM2.89m
5:19AM2.49m
5:28PM2.75m
6:23AM2.41m
6:32PM2.67m
7:25AM2.40m
7:35PM2.65m
8:22AM2.45m
8:32PM2.68m
9:10AM2.53m
9:21PM2.73m
9:53AM2.63m
10:05PM2.78m
10:30AM2.73m
Low Tide
6:30PM-0.43m
6:49AM-0.27m
7:20PM-0.41m
7:36AM-0.13m
8:12PM-0.31m
8:25AM0.05m
9:04PM-0.16m
9:16AM0.24m
10:00PM0.02m
10:11AM0.42m
11:00PM0.18m
11:11AM0.56m
00:04AM0.30m
12:16PM0.64m
1:07AM0.36m
1:20PM0.64m
2:06AM0.36m
2:18PM0.58m
2:57AM0.33m
3:10PM0.48m
3:41AM0.28m
3:54PM0.37m
4:19AM0.24m
Wave
height (m) 
direction
period (s) 
0.8
SE
10
1.1
SE
10
1.4
SE
10
1.5
SE
10
1.4
SE
10
1.2
ESE
10
1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.8
ESE
8
0.8
SE
11
0.7
SE
11
0.7
SE
10
0.8
SE
10
1
SE
10
1.3
SE
14
1.2
SE
14
1.1
SE
13
1.1
SE
12
1.1
SE
12
1.4
SE
11
1.2
SE
10
1.2
SE
10
1.2
ESE
10
1
ESE
9
1.1
ESE
9
1.1
ESE
9
0.7
ESE
9
0.4
SE
9
0.9
SW
4
1
SSW
5
0.9
S
5
0.8
S
5
1.2
NE
4
0.8
ENE
6
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
cloud
light rain
mod rain
rain showers
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
some clouds
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
clear
some clouds
cloudy
light rain
mod rain
rain shwrs
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
 km/h
5
SE
5
N
10
NNE
10
ESE
10
NNE
10
NE
10
SSE
10
SW
5
WSW
5
SW
5
N
10
E
10
ESE
5
SE
10
S
15
S
15
SSW
15
S
15
SSE
5
SE
15
SSE
15
SSW
15
SW
15
W
20
W
15
WSW
25
WNW
25
WNW
15
WNW
10
WSW
20
SW
20
SW
20
SW
15
WSW
20
NE
10
NE
 mm 
5
6
1.0
max°C
18
16
19
23
20
19
21
17
22
28
26
18
18
14
18
19
15
18
18
17
16
17
17
16
17
12
9
9
6
6
13
12
16
20
17
6
Moonrise
7:06
7:31
8:00
8:36
9:20
10:12
11:11
12:14
1:20
2:24
3:28
4:31
Moonset
7:57
9:16
10:34
11:49
12:59
2:00
2:50
3:30
4:01
4:27
4:48
5:07
5:24
Sunrise
6:37
6:39
6:39
6:41
6:41
6:43
6:43
6:46
6:47
6:48
6:48
6:50
Sunset
6:23
6:22
6:21
6:19
6:16
6:15
6:13
6:12
6:09
6:07
6:06
6:05
Today's sea temperature in Portland is 15.3 °C (Statistics for 30 Sep 1981-2005 – mean: 13.5 max: 15.1 min: 12.1°C)
Nearest