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 — and sunset is at 06:16 PM.

Days 1–4 Weather Summary

Light rain (total 4mm), mostly falling on Wed night. Warm air temperatures (max 24°C on Wed morning, min 22°C on Tue night). Mainly fresh winds.

Days 5–7 Weather Summary

Moderate rain (total 13mm), heaviest on Sat night. Warm air temperatures (max 24°C on Fri afternoon, min 22°C on Sat night). Mainly fresh winds.

Days 8–10 Weather Summary

Mostly dry. Warm (max 24°C on Mon afternoon, min 23°C on Mon afternoon). Mainly fresh winds.

Days 11–13 Weather Summary

Mostly dry. Warm (max 25°C on Fri morning, min 23°C on Thu afternoon). Wind will be generally light.

Days 14–17 Weather Summary

Light rain (total 7mm), mostly falling on Mon night. Warm (max 25°C on Mon morning, min 23°C on Sun afternoon). Mainly fresh winds.

Tue
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
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
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
5:44PM1.99m
5:29AM1.56m
6:23PM2.23m
6:11AM1.58m
6:55PM2.41m
6:43AM1.60m
7:23PM2.53m
7:10AM1.61m
7:48PM2.59m
7:32AM1.61m
8:10PM2.59m
7:52AM1.61m
8:31PM2.56m
8:13AM1.61m
8:52PM2.50m
8:37AM1.61m
9:13PM2.41m
9:04AM1.61m
9:37PM2.30m
9:37AM1.59m
10:04PM2.16m
10:17AM1.55m
10:36PM1.99m
11:09AM1.51m
11:13PM1.81m
12:28PM1.49m
00:03AM1.61m
3:26PM1.64m
1:40AM1.44m
Low Tide
11:59PM0.96m
11:15AM0.58m
00:55AM0.87m
11:51AM0.52m
1:34AM0.82m
12:21PM0.47m
2:04AM0.80m
12:47PM0.44m
2:28AM0.80m
1:10PM0.42m
2:47AM0.81m
1:32PM0.40m
3:03AM0.81m
1:54PM0.39m
3:20AM0.79m
2:18PM0.40m
3:39AM0.76m
2:44PM0.45m
4:04AM0.74m
3:16PM0.55m
4:35AM0.73m
3:52PM0.71m
5:17AM0.73m
4:43PM0.92m
6:19AM0.75m
6:25PM1.15m
7:50AM0.74m
9:20PM1.18m
9:11AM0.66m
Wave
Height (m)
Direction
Period (s)
0.8
ESE
8
0.7
E
9
0.7
E
9
0.8
E
10
0.9
E
9
0.8
E
10
0.8
E
10
0.9
ESE
7
0.9
E
9
0.9
ESE
8
1
E
8
1.1
E
8
1.1
E
8
1.3
E
9
1.3
E
9
1.2
E
9
1.1
E
9
1.1
E
8
1
E
8
1.1
E
8
1.2
E
8
1.3
E
8
1.2
E
8
1.1
E
8
1.1
E
8
1
E
8
0.9
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.9
E
8
0.9
E
8
1
E
7
1
E
8
1
E
8
0.9
ESE
8
0.9
E
8
0.8
E
9
0.9
E
8
0.8
E
9
0.8
E
9
0.9
E
8
0.9
E
7
0.9
E
9
1
E
8
clear
clear
clear
clear
rain showers
rain showers
clear
rain showers
clear
part cloud
rain showers
rain showers
rain showers
rain showers
rain showers
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
rain showers
thunderstorm
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
rain shwrs
clear
rain shwrs
clear
some clouds
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
rain shwrs
risk tstorm
clear
rain shwrs
clear
clear
clear
clear
clear
clear
km/h
25
SE
20
SE
25
SE
25
SE
25
SE
25
SE
25
SE
25
ESE
30
SE
25
SE
25
SE
30
ESE
30
SE
30
SE
30
SE
30
SE
25
SE
30
SE
30
SE
30
SE
30
ESE
30
SE
30
SE
30
ESE
30
SE
25
SE
25
SE
20
SSE
20
ESE
20
SE
25
SE
20
SE
25
SE
25
SE
25
SE
25
SE
25
SE
25
SE
30
SE
25
SE
25
SE
25
SE
25
SE
25
SE
30
SE
30
SE
25
SE
 mm
1
1
2
3
2
2
4
2
2
1
3
max °C
23
22
24
24
23
24
24
24
24
24
23
24
23
23
24
24
24
24
24
23
24
24
23
24
24
23
24
24
23
25
24
23
24
24
23
25
24
24
25
25
24
25
25
24
25
25
23
Moonrise
12:20
1:02
1:46
2:34
3:24
4:17
5:10
6:02
6:53
7:43
8:31
9:20
10:10
11:02
11:57
Moonset
12:29
1:19
2:10
3:02
3:55
4:46
5:35
6:21
7:05
7:45
8:23
9:00
9:38
10:17
10:58
Sunrise
6:48
6:48
6:47
6:47
6:47
6:47
6:47
6:46
6:46
6:46
6:46
6:45
6:45
6:45
6:43
Sunset
6:16
6:16
6:16
6:16
6:17
6:17
6:17
6:17
6:17
6:19
6:19
6:19
6:19
6:19
6:20
6:20
Today's sea temperature in Portland Roads is
24.2° C
(Statistics for 21 Jul 1981-2005 – mean: 24.8 max: 26.1 min: 23.8°C)
Issued (local time): 3 pm Tuesday 21 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest