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.

Penarth

  
Data Ton Ddiweddaraf
Dyddiad/Amser (ASG)19-07-2024 05:10
Lledred-
Hydred-
Uchder ton (m)0.23
Uchder uchaf ton (m)0.35
Tbrig (s)3.5
Tz (s)3.9
Cyfeiriad mwyaf cyffredin (gradd)-
Ymlediad (gradd)-
Tymheredd y môr (°C)-
Energy Period (s)-
Wave Power (kW/m)-
Data Llanw Diweddaraf
Dyddiad/Amser (ASG)19-07-2024 05:10
Uchder llanw (m)10.23
Data meteoroleg ddiweddaraf
Dyddiad/Amser (ASG)19-07-2024 05:30
Gwasgedd aer (mb)1016
Cyflymder gwynt (nots)1.6
Wind Speed (ms-1)0.8
Cyflymder hwrdd (nots)3.2
Gust Speed (ms-1)1.6
Wind direction (°)30
Air Temperature (°C)17.6
Glawiad0
Erythemal Radiation (W/m2)-
Indecs UF-
Lleithder cymharol (%)84.1