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
05-12-2025 02:404.06-0.11
 Next HWNext LW
06:41, 12.49 13:04, 1.34
Date Highest 2025 Date Lowest 2025
08-11 56.61m 28-04 2.59m

Penarth Predicted Tide Table (Chart Datum)

05-12-202506-12-202507-12-2025
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High06:41
19:10
12.49m
12.56m
High07:30
20:00
12.60m
12.42m
High08:17
20:48
12.42m
12.04m
Low00:37
13:04
1.42m
1.34m
Low01:26
13:53
1.38m
1.38m
Low02:13
14:41
1.60m
1.66m
08-12-202509-12-202510-12-2025
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High09:04
21:35
12.01m
11.50m
High09:50
22:21
11.48m
10.91m
High10:37
23:09
10.92m
10.35m
Low02:59
15:28
2.01m
2.08m
Low03:43
16:14
2.50m
2.56m
Low04:28
16:59
2.98m
3.03m