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 05:58 AM and sunset is at 06:51 PM.

Days 1–3 Weather Summary

Heavy rain (total 35mm), heaviest during Tue morning. Warm air temperatures (max 29°C on Tue morning, min 25°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 35mm), heaviest during Sat afternoon. Warm air temperatures (max 29°C on Fri morning, min 25°C on Sat afternoon). Mainly fresh winds.

Days 7–9 Weather Summary

Heavy rain (total 202mm), heaviest during Wed night. Warm (max 30°C on Mon morning, min 24°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 23mm), heaviest during Thu afternoon. Warm (max 28°C on Sat morning, min 24°C on Thu night). Wind will be generally light.

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
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
10:57AM2.06m
10:24PM1.30m
11:40AM1.92m
11:24PM1.21m
12:40PM1.77m
2:40AM1.18m
2:42PM1.69m
4:47AM1.50m
4:21PM1.74m
5:33AM1.85m
5:17PM1.83m
6:13AM2.19m
6:02PM1.91m
6:51AM2.49m
6:42PM1.96m
7:28AM2.72m
7:20PM1.98m
8:05AM2.85m
7:56PM1.94m
8:42AM2.89m
8:33PM1.87m
9:20AM2.81m
9:09PM1.76m
Low Tide
5:49PM1.00m
4:14AM0.58m
7:25PM0.99m
8:57PM0.90m
7:45AM1.03m
9:57PM0.76m
9:59AM1.01m
10:44PM0.59m
11:13AM0.89m
11:24PM0.41m
12:10PM0.75m
00:02AM0.24m
12:58PM0.63m
00:39AM0.10m
1:43PM0.54m
1:16AM-0.01m
2:25PM0.50m
1:51AM-0.06m
3:08PM0.50m
2:28AM-0.04m
3:51PM0.54m
3:06AM0.06m
Wave
height (m) 
direction
period (s) 
0.2
E
8
0.2
E
8
0.2
E
8
0.3
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.3
E
7
0.3
E
7
0.5
NW
3
0.5
NW
3
0.5
WNW
3
0.3
WNW
3
0.4
WNW
3
0.3
W
3
0.2
WNW
2
0.3
W
2
0.1
E
9
0.3
E
10
0.6
E
10
0.9
E
10
1
E
10
0.9
E
9
0.8
E
9
0.7
E
10
0.7
E
9
0.6
E
10
0.5
E
10
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
10
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
thunderstorm
rain showers
thunderstorm
rain showers
mod rain
thunderstorm
light rain
part cloud
cloud
part cloud
thunderstorm
mod rain
rain showers
thunderstorm
mod rain
thunderstorm
thunderstorm
heavy rain
thunderstorm
rain showers
thunderstorm
mod rain
rain showers
cloud
part cloud
rain showers
thunderstorm
part cloud
risk tstorm
risk tstorm
rain shwrs
risk tstorm
risk tstorm
rain shwrs
risk tstorm
risk tstorm
risk tstorm
rain shwrs
risk tstorm
rain shwrs
mod rain
risk tstorm
light rain
some clouds
cloudy
some clouds
risk tstorm
mod rain
rain shwrs
risk tstorm
mod rain
risk tstorm
risk tstorm
heavy rain
risk tstorm
rain shwrs
risk tstorm
mod rain
rain shwrs
cloudy
some clouds
rain shwrs
risk tstorm
some clouds
 km/h
10
ENE
0
WNW
5
SSW
10
SE
10
E
0
S
5
E
5
E
5
SSW
10
NNW
15
WNW
15
WNW
20
WNW
15
W
20
W
15
WNW
20
W
15
W
15
W
20
W
5
SSE
10
SSE
15
SE
25
SE
20
ESE
20
SE
10
SE
5
ESE
10
N
10
WNW
5
SW
5
W
5
SW
0
S
10
NE
10
WSW
 mm 
6
3
2
5
3
6
1
7
2
1
5
6
6
13
4
8
6
5
7
8
23
57
17
71
2
5
7
2
1
6
max°C
29
29
26
28
29
28
29
29
26
29
29
26
26
25
26
27
27
26
30
27
26
27
26
26
25
27
26
27
26
25
25
26
26
28
28
27
Moonrise
8:24
9:16
10:07
10:58
11:48
12:40
1:34
2:33
3:36
4:43
5:51
6:56
Moonset
9:29
10:10
10:50
11:28
12:07
12:47
1:31
2:21
3:16
4:19
5:26
Sunrise
5:58
5:58
5:58
6:00
6:00
6:01
6:01
6:01
6:03
6:03
6:03
6:03
Sunset
6:51
6:51
6:52
6:52
6:52
6:52
6:52
6:53
6:53
6:54
6:54
6:54
Today's sea temperature in Portland Roads is
29.3° C
(Statistics for 23 Dec 1981-2005 – mean: 28.9 max: 29.8 min: 27.9°C)
Issued (local time): 3 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest