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

Heavy rain (total 32mm), heaviest during Sun morning. Cool air temperatures (max 14°C on Sun morning, min 5°C on Thu night). Winds increasing (light winds from the S on Thu night, strong winds from the WSW by Sat morning).

Days 5–7 Weather Summary

Heavy rain (total 41mm), heaviest during Tue morning. Cool air temperatures (max 14°C on Mon night, min 9°C on Sun night). Winds increasing (light winds from the SSE on Mon night, strong winds from the WNW by Wed morning).

Days 8–10 Weather Summary

Moderate rain (total 14mm), heaviest on Sat morning. Very mild (max 12°C on Thu night, min 8°C on Wed night). Mainly fresh winds.

Days 11–13 Weather Summary

Light rain (total 5mm), mostly falling on Tue afternoon. Very mild (max 12°C on Sat night, min 7°C on Mon night). Winds increasing (light winds from the SW on Sun afternoon, near gales from the W by Tue night).

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tue
16
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
8:12PM10.57m
8:37AM10.67m
9:02PM10.68m
9:26AM10.79m
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
Low Tide
2:56AM0.51m
3:21PM0.36m
3:44AM0.39m
4:09PM0.26m
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
Wave
height (m) 
direction
period (s) 
part cloud
cloud
mod rain
rain showers
light rain
rain showers
part cloud
mod rain
rain showers
part cloud
part cloud
cloud
mod rain
heavy rain
mod rain
mod rain
rain showers
clear
part cloud
cloud
part cloud
light rain
light rain
rain showers
light rain
light rain
light rain
rain showers
clear
part cloud
part cloud
cloud
clear
part cloud
rain showers
rain showers
some clouds
cloudy
mod rain
rain shwrs
light rain
rain shwrs
some clouds
mod rain
rain shwrs
some clouds
some clouds
cloudy
mod rain
heavy rain
mod rain
mod rain
rain shwrs
clear
some clouds
cloudy
some clouds
light rain
light rain
rain shwrs
light rain
light rain
light rain
rain shwrs
clear
some clouds
some clouds
cloudy
clear
some clouds
rain shwrs
rain shwrs
 km/h
10
S
15
SSE
45
SSE
35
SW
50
WSW
50
WSW
20
WSW
20
SE
35
SSW
20
WSW
25
SSW
20
SSW
30
S
35
SSW
40
SSW
40
SSW
45
WNW
30
WSW
15
SSW
20
S
25
SSE
25
SSE
30
S
25
S
25
S
25
S
15
S
25
SSW
15
SSW
10
SW
10
SSW
10
SSW
10
WSW
10
SW
20
S
40
W
 mm 
6
6
4
1
10
5
8
13
8
8
4
1
3
2
1
5
2
2
1
2
max°C
6
10
10
10
11
10
10
14
14
11
12
13
14
14
14
13
10
11
9
11
11
12
12
12
12
12
11
12
11
11
9
9
9
8
11
9
Moonrise
3:55
5:08
6:34
8:02
9:27
10:47
12:03
1:15
2:27
3:39
4:51
Moonset
9:11
10:19
11:05
11:35
11:56
12:11
12:23
12:33
12:44
12:55
1:07
1:23
Sunrise
7:58
8:00
8:00
8:03
8:03
8:04
8:06
8:07
8:07
8:08
8:10
8:10
Sunset
4:02
4:02
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
9.3° C
(Statistics for 04 Dec 1981-2005 – mean: 12.0 max: 13.1 min: 10.8°C)
Issued (local time): 11 pm Thursday 04 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest