National Network of Regional Coastal Monitoring Programmes

« Dychwelid at fap am donau, llanw a gorsafoedd tywydd eraill.

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

Data Tonnau Diweddaraf

Amser (ASG)LledredHydredUchder ton (m)Uchder uchaf ton (m)Tbrig (s)Tz (s)Cyfeiriad mwyaf cyffredin (gradd)Ymlediad (gradd)Tymheredd y môr (°C)Energy Period (s)Wave Power (kW/m)
30-09-2022 21:30--0.530.784.64.4-----
Dyddiad Hs uchaf 2022 Storm Alert Threshold
(0.25 yr Return Period Hs)
12-03 0.8m 0.78m