Portishead Sea Conditions and Tide Table

Portishead 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 08:10 AM and sunset is at 04:01 PM.

Days 1–3 Weather Summary

Heavy rain (total 39mm), heaviest during Mon morning. Cool air temperatures (max 11°C on Mon morning, min 5°C on Tue night). Winds increasing (calm on Tue afternoon, strong winds from the SSW by Wed night).

Days 4–6 Weather Summary

Heavy rain (total 37mm), heaviest during Thu morning. Cool air temperatures (max 11°C on Thu morning, min 6°C on Sat night). Winds decreasing (strong winds from the S on Thu afternoon, calm by Sat night).

Days 7–9 Weather Summary

Some drizzle, heaviest during Tue morning. Mild temperatures (max 9°C on Sun afternoon, min 3°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 5°C on Fri afternoon, min 1°C on Thu morning). Wind will be generally light.

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
5:13PM8.40m
5:41AM8.42m
6:05PM8.51m
6:32AM8.63m
6:56PM8.72m
7:20AM8.89m
7:43PM8.97m
8:06AM9.18m
8:28PM9.22m
8:50AM9.45m
9:11PM9.45m
9:32AM9.69m
9:52PM9.63m
10:13AM9.87m
10:33PM9.74m
10:54AM9.99m
11:15PM9.79m
11:36AM10.04m
11:58PM9.77m
12:20PM10.00m
00:44AM9.68m
1:07PM9.90m
1:33AM9.54m
Low Tide
11:20AM3.05m
11:55PM2.87m
12:26PM2.90m
00:54AM2.68m
1:21PM2.63m
1:43AM2.40m
2:07PM2.29m
2:26AM2.09m
2:48PM1.96m
3:05AM1.78m
3:26PM1.65m
3:42AM1.50m
4:03PM1.39m
4:19AM1.27m
4:40PM1.18m
4:55AM1.11m
5:17PM1.05m
5:32AM1.03m
5:55PM0.98m
6:11AM1.05m
6:35PM1.00m
6:52AM1.16m
7:18PM1.11m
Wave
height (m) 
direction
period (s) 
mod rain
light rain
light rain
cloud
part cloud
part cloud
cloud
light rain
heavy rain
heavy rain
heavy rain
rain showers
clear
clear
part cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
clear
clear
part cloud
light rain
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
part cloud
mod rain
light rain
light rain
cloudy
some clouds
some clouds
cloudy
light rain
heavy rain
heavy rain
heavy rain
rain shwrs
clear
clear
some clouds
cloudy
light rain
rain shwrs
some clouds
some clouds
clear
clear
clear
some clouds
light rain
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
clear
some clouds
 km/h
25
S
30
S
5
SW
5
WNW
5
WNW
5
SSW
15
S
25
SSW
35
SSW
10
SSE
40
S
35
W
15
SSW
20
SW
25
SSW
35
SSW
40
SSW
15
W
10
W
5
NNW
5
NNW
5
NNE
5
SW
10
SW
10
SW
10
NE
10
NE
10
ENE
5
ENE
10
ENE
10
NE
15
NNE
15
NNE
15
NNE
25
NNE
20
NNE
 mm 
8
5
5
3
18
13
17
2
3
2
1
max°C
11
11
11
9
9
7
9
9
11
11
11
10
8
9
9
10
11
7
8
9
6
5
5
5
8
8
6
3
3
3
2
4
3
4
5
5
Moonrise
3:39
4:51
6:04
7:15
8:19
9:13
9:54
10:23
10:45
11:02
11:15
11:27
Moonset
1:07
1:23
1:45
2:15
2:56
3:50
4:57
6:11
7:29
8:47
10:05
11:24
Sunrise
8:10
8:10
8:11
8:11
8:11
8:12
8:14
8:14
8:15
8:15
8:15
8:15
Sunset
4:01
4:01
4:01
4:01
4:02
4:02
4:04
4:04
4:05
4:05
4:06
4:07
Today's sea temperature in Portishead is
9.0° C
(Statistics for 15 Dec 1981-2005 – mean: 11.4 max: 12.4 min: 10.4°C)
Issued (local time): 11 am Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest