National Network of Regional Coastal Monitoring Programmes

« Return to map for other wave, tide and met stations.

Note that these are real-time data and are not quality-controlled. Long-range graphs are plotted from a randomised subsample of half-hourly data.

Breaks in the data series are when the instrument is dry.

Penarth

Tide Levels and Harmonics

 


Latest Tide Data (Predicted Tide Table)

Time (GMT)ElevationResidual
08-08-2026 07:003.580.1
 Next HWNext LW
13:56, 9.69 20:05, 3.67
Date Highest 2026 Date Lowest 2026
04-02 13.05m 18-01 2.59m

Penarth Predicted Tide Table (Chart Datum)

08-08-202609-08-202610-08-2026
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High01:20
13:56
9.88m
9.69m
High02:46
15:26
9.72m
9.86m
High04:16
16:50
10.08m
10.53m
Low07:23
20:05
3.43m
3.67m
Low08:53
21:48
3.64m
3.55m
Low10:33
23:22
3.32m
2.88m
11-08-202612-08-202613-08-2026
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High05:32
17:57
10.89m
11.47m
High06:32
18:51
11.79m
12.30m
High07:21
19:37
12.46m
12.81m
Low11:53
2.55m
Low00:30
12:52
2.01m
1.76m
Low01:22
13:39
1.33m
1.22m