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
20-06-2025 18:503.420.25
 Next HWNext LW
02:11, 10.56 19:37, 2.93
Date Highest 2025 Date Lowest 2025
31-03 13.51m 28-04 2.59m

Penarth Predicted Tide Table (Chart Datum)

20-06-202521-06-202522-06-2025
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High01:04
13:33
10.41m
10.16m
High02:11
14:43
10.56m
10.39m
High03:21
15:53
10.82m
10.79m
Low07:09
19:37
2.70m
2.93m
Low08:17
20:53
2.67m
2.80m
Low09:31
22:11
2.54m
2.53m
23-06-202524-06-202525-06-2025
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High04:29
16:59
11.17m
11.27m
High05:33
17:59
11.52m
11.71m
High06:32
18:54
11.78m
11.99m
Low10:45
23:21
2.30m
2.18m
Low11:50
2.03m
Low00:24
12:48
1.88m
1.87m