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 06:28 AM and sunset is at 06:45 PM.

Days 1–3 Weather Summary

Moderate rain (total 15mm), heaviest on Sat afternoon. Very warm air temperatures (max 30°C on Sun morning, min 26°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 78mm), heaviest during Wed afternoon. Warm air temperatures (max 29°C on Tue morning, min 26°C on Tue night). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 23mm), heaviest during Fri afternoon. Warm (max 28°C on Sat morning, min 26°C on Fri afternoon). Winds decreasing (fresh winds from the NNW on Sat morning, calm by Sun afternoon).

Days 10–12 Weather Summary

Heavy rain (total 30mm), heaviest during Wed night. Warm (max 30°C on Wed afternoon, min 25°C on Tue night). Wind will be generally light.

Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sun
22
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
AM
PM
Wave Height Map
High Tide
10:39AM1.52m
2:57AM1.70m
4:41AM1.87m
4:27PM1.05m
5:26AM2.06m
5:38PM1.14m
5:55AM2.22m
6:05PM1.25m
6:18AM2.36m
6:24PM1.37m
6:38AM2.47m
6:44PM1.51m
6:59AM2.55m
7:05PM1.66m
7:20AM2.61m
7:30PM1.81m
7:44AM2.63m
7:59PM1.95m
8:10AM2.61m
8:31PM2.05m
8:38AM2.53m
9:06PM2.12m
9:08AM2.39m
9:47PM2.15m
9:40AM2.21m
10:32PM2.14m
Low Tide
6:01PM0.81m
7:12PM0.90m
2:34PM1.03m
8:50PM0.94m
2:03PM0.98m
9:54PM0.92m
1:52PM0.95m
10:41PM0.88m
1:41PM0.92m
11:19PM0.82m
1:35PM0.88m
11:53PM0.75m
1:38PM0.82m
00:26AM0.67m
1:51PM0.73m
1:00AM0.61m
2:09PM0.62m
1:34AM0.58m
2:32PM0.52m
2:11AM0.58m
2:58PM0.43m
2:51AM0.63m
3:29PM0.38m
3:35AM0.75m
4:04PM0.37m
4:28AM0.91m
Wave
height (m) 
direction
period (s) 
0.6
N
3
0.5
N
3
0.4
NW
2
0.5
N
3
0.6
N
3
0.5
NNW
3
0.4
NNW
3
0.5
N
3
0.4
NW
3
0.3
E
8
0.4
NNW
3
0.4
NW
3
0.4
NNW
3
0.5
N
3
0.2
ENE
6
0.3
NNW
3
0.6
N
3
0.4
NW
3
0.6
N
3
0.6
NNE
3
0.6
N
3
0.8
NNE
4
0.5
NNE
3
0.4
E
13
0.5
E
13
0.4
E
13
0.3
E
12
0.3
E
12
0.3
E
12
0.3
E
11
0.3
E
10
0.2
E
10
0.2
E
9
0.2
E
9
0.2
E
9
0.3
E
9
0.5
NW
3
0.4
E
9
0.3
E
9
0.3
E
8
0.4
E
9
0.3
E
9
0.5
E
10
0.7
E
12
0.7
E
12
0.6
E
12
0.5
E
12
thunderstorm
thunderstorm
part cloud
rain showers
thunderstorm
clear
part cloud
thunderstorm
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
thunderstorm
part cloud
rain showers
thunderstorm
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
mod rain
light rain
cloud
thunderstorm
mod rain
thunderstorm
mod rain
mod rain
light rain
thunderstorm
risk tstorm
risk tstorm
some clouds
rain shwrs
risk tstorm
clear
some clouds
risk tstorm
rain shwrs
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
mod rain
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
rain shwrs
risk tstorm
some clouds
rain shwrs
risk tstorm
clear
clear
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
light rain
mod rain
light rain
cloudy
risk tstorm
mod rain
risk tstorm
mod rain
mod rain
light rain
risk tstorm
 km/h
25
NNW
20
NNW
15
NW
25
NW
25
NW
20
NW
20
NW
20
NNW
15
WNW
15
WNW
15
NW
15
WNW
15
NW
20
NW
10
WSW
15
NNW
20
NW
15
WNW
25
NNW
20
NNW
25
NNW
30
NNW
15
N
10
NNW
15
N
10
NNE
10
SE
5
NE
5
NE
5
SW
5
SSE
10
E
10
WSW
10
SW
10
WSW
15
W
20
W
15
WNW
5
W
10
WNW
10
NW
5
WNW
10
NNW
15
WNW
15
W
10
WNW
10
NNW
 mm 
3
5
1
3
1
2
3
12
4
8
18
7
6
13
7
3
4
3
3
2
2
4
2
2
3
3
3
5
13
5
6
4
3
7
14
9
7
4
5
max°C
29
28
27
30
29
27
30
30
27
29
28
27
28
27
26
28
27
26
27
26
27
28
27
27
28
28
27
29
29
27
29
28
27
29
30
26
25
25
24
27
27
26
25
24
25
24
25
Moonrise
9:10
9:50
10:33
11:20
12:10
1:02
1:56
2:50
3:44
4:37
5:29
6:22
7:15
8:12
9:11
Moonset
9:16
10:05
10:56
11:48
12:41
1:33
2:23
3:12
3:57
4:40
5:21
6:01
6:41
7:23
8:08
8:58
Sunrise
6:28
6:28
6:28
6:28
6:28
6:28
6:28
6:28
6:28
6:28
6:30
6:30
6:30
6:30
6:30
6:30
Sunset
6:45
6:45
6:44
6:44
6:43
6:42
6:42
6:40
6:39
6:39
6:38
6:38
6:37
6:37
6:37
6:36
Today's sea temperature in Portland Roads is
29.8° C
(Statistics for 07 Mar 1981-2005 – mean: 28.9 max: 29.9 min: 27.6°C)
Issued (local time): 9 am Saturday 07 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest