Portland Roads Sea Conditions and Tide Table

Portland Roads 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 05:52 AM and sunset is at 06:43 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Wed morning. Warm air temperatures (max 29°C on Mon afternoon, min 26°C on Mon morning). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Thu night. Warm air temperatures (max 29°C on Thu afternoon, min 27°C on Thu morning). Wind will be generally light.

Days 7–9 Weather Summary

Some drizzle, heaviest during Mon morning. Warm (max 30°C on Sun afternoon, min 27°C on Sun night). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 10mm), heaviest on Wed morning. Warm (max 29°C on Wed afternoon, min 27°C on Wed morning). Wind will be generally light.

Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
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
12:01PM2.22m
11:27PM1.22m
1:22PM2.02m
2:10AM1.10m
3:10PM1.92m
4:40AM1.31m
4:30PM1.92m
5:41AM1.60m
5:25PM1.94m
6:23AM1.87m
6:07PM1.95m
6:58AM2.10m
6:42PM1.92m
7:28AM2.27m
7:09PM1.87m
7:56AM2.38m
7:33PM1.80m
8:21AM2.43m
7:52PM1.72m
8:44AM2.44m
8:10PM1.65m
9:06AM2.41m
8:28PM1.59m
Low Tide
7:32PM0.88m
9:00PM0.85m
7:32AM0.83m
10:15PM0.75m
9:29AM0.92m
11:10PM0.63m
10:55AM0.90m
11:50PM0.53m
12:02PM0.85m
00:21AM0.46m
12:54PM0.82m
00:48AM0.40m
1:36PM0.81m
1:10AM0.36m
2:10PM0.83m
1:30AM0.32m
2:39PM0.86m
1:48AM0.29m
3:04PM0.89m
2:06AM0.26m
3:27PM0.92m
2:25AM0.24m
Wave
height (m) 
direction
period (s) 
0.5
E
7
0.5
E
7
0.5
E
4
0.4
ESE
8
0.4
ESE
8
0.8
ESE
6
0.7
ESE
7
0.7
E
7
0.8
E
4
0.7
E
7
0.7
E
7
0.8
E
7
0.6
E
7
0.6
E
8
0.7
E
8
0.5
E
8
0.5
E
8
0.4
ESE
8
0.4
ESE
8
0.4
ESE
8
0.4
ESE
8
0.3
ESE
8
0.4
ESE
8
0.4
E
10
0.3
E
9
0.4
E
9
0.4
E
8
0.3
E
8
0.4
E
8
0.4
ESE
3
0.4
ESE
3
0.4
ESE
5
0.5
E
3
0.5
E
5
0.5
E
5
0.6
E
3
thunderstorm
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
clear
thunderstorm
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
thunderstorm
clear
clear
clear
clear
clear
thunderstorm
clear
rain showers
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
risk tstorm
clear
some clouds
some clouds
some clouds
risk tstorm
risk tstorm
risk tstorm
rain shwrs
clear
clear
risk tstorm
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
risk tstorm
clear
clear
clear
clear
clear
risk tstorm
clear
rain shwrs
risk tstorm
risk tstorm
some clouds
some clouds
risk tstorm
risk tstorm
 km/h
10
SE
15
SE
20
E
10
E
10
E
20
ESE
25
ESE
25
ESE
20
SE
20
ESE
25
ESE
25
ESE
20
ESE
20
ESE
15
ESE
15
E
10
E
20
ESE
15
ESE
15
ESE
15
ESE
5
SSE
10
ESE
15
E
0
WSW
5
ENE
15
E
5
ESE
15
ESE
15
E
10
E
15
ESE
15
ESE
20
ESE
20
ESE
20
ESE
 mm 
1
2
4
1
1
1
1
2
2
2
1
1
1
max°C
27
29
28
27
28
28
27
29
29
27
29
29
27
29
28
28
29
29
28
30
30
27
30
29
27
30
29
27
29
29
27
29
29
28
29
29
Moonrise
10:12
10:59
11:41
12:19
12:55
1:30
2:05
2:42
3:22
4:05
4:53
Moonset
8:56
9:57
10:53
11:44
12:32
1:19
2:05
2:51
3:39
4:29
5:21
6:13
Sunrise
5:52
5:52
5:52
5:52
5:54
5:54
5:54
5:54
5:54
5:56
5:56
5:56
Sunset
6:43
6:43
6:44
6:44
6:45
6:45
6:45
6:45
6:46
6:47
6:47
6:49
Today's sea temperature in Portland Roads is
29.5° C
(Statistics for 08 Dec 1981-2005 – mean: 28.7 max: 29.4 min: 27.5°C)
Issued (local time): 9 am Monday 08 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest