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 29mm), heaviest during Mon night. Cool air temperatures (max 12°C on Mon morning, min 5°C on Tue night). Winds increasing (calm on Tue afternoon, fresh winds from the SSW by Wed night).

Days 4–6 Weather Summary

Heavy rain (total 22mm), heaviest during Thu morning. Cool air temperatures (max 11°C on Thu afternoon, min 6°C on Thu night). Mainly strong winds.

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Sun morning, min 3°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 6°C on Thu night, min 1°C on Fri night). Winds increasing (moderate winds from the NNE on Wed morning, strong winds from the ENE by Fri night).

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) 
rain showers
light rain
mod rain
cloud
cloud
clear
part cloud
cloud
mod rain
mod rain
heavy rain
part cloud
clear
clear
part cloud
part cloud
cloud
light rain
cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
rain shwrs
light rain
mod rain
cloudy
cloudy
clear
some clouds
cloudy
mod rain
mod rain
heavy rain
some clouds
clear
clear
some clouds
some clouds
cloudy
light rain
cloudy
some clouds
some clouds
clear
some clouds
clear
some clouds
cloudy
some clouds
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
 km/h
25
S
25
S
10
SW
5
WNW
5
WNW
5
SSW
15
S
25
SSW
35
SSW
5
S
50
S
30
W
15
SW
20
WSW
20
SSW
25
S
30
S
30
SSE
5
WSW
5
S
10
E
5
ENE
5
NE
0
ENE
5
NE
10
NNE
15
NNE
20
NNE
20
NNE
25
NE
30
NE
30
NE
30
NNE
40
NE
40
ENE
35
ENE
 mm 
5
4
10
10
8
13
1
max°C
12
12
10
8
8
7
8
9
11
10
11
9
8
9
7
9
9
8
8
8
6
6
7
6
6
7
6
4
5
5
4
5
6
5
5
2
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): 5 am Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest