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
05-03-2026 11:007.640.16
 Next HWNext LW
20:30, 12.6 14:30, 1.14
Date Highest 2026 Date Lowest 2026
04-02 13.05m 18-01 2.59m

Penarth Predicted Tide Table (Chart Datum)

05-03-202606-03-202607-03-2026
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High08:11
20:30
12.83m
12.60m
High08:41
20:57
12.61m
12.24m
High09:08
21:22
12.21m
11.79m
Low02:12
14:30
1.06m
1.14m
Low02:39
14:54
1.21m
1.40m
Low03:03
15:16
1.49m
1.72m
08-03-202609-03-202610-03-2026
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High09:33
21:47
11.71m
11.29m
High09:59
22:12
11.12m
10.72m
High10:28
22:44
10.44m
10.07m
Low03:25
15:38
1.84m
2.09m
Low03:50
16:02
2.26m
2.53m
Low04:18
16:31
2.78m
3.08m