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 — and sunset is at —.

Days 1–4 Weather Summary

Moderate rain (total 19mm), heaviest on Mon night. Cool air temperatures (max 14°C on Sun morning, min 9°C on Sat night). Winds increasing (light winds from the S on Sat night, strong winds from the S by Mon night).

Days 5–7 Weather Summary

Some drizzle, heaviest during Thu night. Cool air temperatures (max 12°C on Fri afternoon, min 8°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 18mm), heaviest on Sun night. Very mild (max 12°C on Sun night, min 6°C on Mon morning). Winds increasing (light winds from the WSW on Fri night, near gales from the S by Sun night).

Days 11–13 Weather Summary

Heavy rain (total 27mm), heaviest during Tue afternoon. Very mild (max 10°C on Tue afternoon, min 5°C on Mon night). Mainly near gales.

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
9:51PM10.61m
10:14AM10.74m
10:40PM10.39m
11:03AM10.53m
11:28PM10.05m
11:51AM10.19m
00:17AM9.62m
12:41PM9.77m
1:08AM9.18m
1:33PM9.32m
2:01AM8.79m
2:27PM8.91m
2:56AM8.49m
3:22PM8.60m
3:52AM8.33m
4:18PM8.43m
4:48AM8.31m
5:13PM8.40m
5:41AM8.42m
6:05PM8.51m
6:32AM8.63m
6:56PM8.72m
7:20AM8.89m
Low Tide
4:30AM0.43m
4:55PM0.36m
5:15AM0.64m
5:41PM0.64m
5:58AM0.98m
6:25PM1.05m
6:42AM1.41m
7:10PM1.53m
7:26AM1.88m
7:56PM2.01m
8:13AM2.34m
8:45PM2.44m
9:05AM2.73m
9:42PM2.75m
10:08AM2.99m
10:47PM2.91m
11:20AM3.05m
11:55PM2.87m
12:26PM2.90m
00:54AM2.68m
1:21PM2.63m
1:43AM2.40m
2:07PM2.29m
Wave
height (m) 
direction
period (s) 
part cloud
light rain
rain showers
part cloud
cloud
light rain
mod rain
light rain
light rain
part cloud
part cloud
clear
clear
clear
part cloud
light rain
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
cloud
heavy rain
light rain
part cloud
part cloud
cloud
light rain
mod rain
rain showers
rain showers
part cloud
light rain
rain showers
some clouds
light rain
rain shwrs
some clouds
cloudy
light rain
mod rain
light rain
light rain
some clouds
some clouds
clear
clear
clear
some clouds
light rain
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
cloudy
heavy rain
light rain
some clouds
some clouds
cloudy
light rain
mod rain
rain shwrs
rain shwrs
some clouds
light rain
rain shwrs
 km/h
20
SW
15
SSE
30
WSW
25
SSW
15
SSW
30
SSW
35
S
45
SSW
25
WSW
20
SW
20
WSW
25
WSW
10
SSW
10
S
15
SSE
10
ESE
20
SSE
25
SSW
10
WSW
10
SSW
15
SSW
15
SSW
20
S
30
SSW
50
S
15
SW
20
W
10
W
20
SSW
50
SSW
40
SW
35
SW
25
W
15
WSW
25
SSE
45
WSW
 mm 
3
2
2
7
2
3
1
13
5
5
7
4
1
5
4
max°C
10
14
14
12
12
12
13
14
13
11
11
10
9
9
10
10
11
12
10
8
9
8
9
10
12
8
7
6
8
10
8
9
8
8
10
10
Moonrise
6:34
8:02
9:27
10:47
12:03
1:15
2:27
3:39
4:51
6:04
7:15
Moonset
11:05
11:35
11:56
12:11
12:23
12:33
12:44
12:55
1:07
1:23
1:45
2:15
Sunrise
8:00
8:03
8:03
8:04
8:06
8:07
8:07
8:08
8:10
8:10
8:11
8:11
Sunset
4:01
4:01
4:01
4:01
4:01
4:01
4:01
4:01
4:01
4:01
4:01
4:01
Today's sea temperature in Portishead is
8.7° C
(Statistics for 06 Dec 1981-2005 – mean: 11.8 max: 12.9 min: 10.8°C)
Issued (local time): 11 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest