National Network of Regional Coastal Monitoring Programmes

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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

Tide Levels and Harmonics

  

Latest Wave Data

Latest Wave Data
Time (GMT)16-06-2026 21:40
Latitude-
Longitude-
Wave Height (m)0.17
Max Wave Height (m)0.26
Tpeak (s)5.3
Tz (s)4.3
Peak Direction (degrees)-
Spread (degrees)-
Sea Temp (°C)-
Energy Period (s)-
Wave Power (kW/m)-

Latest Tide Data

Latest Tide data
Time (GMT)16-06-2026 21:40
Elevation9.88
Residual-0.13
Next HW08:28, 12.12
Next LW02:23, 1.4
Highest Date04-02-2026
Highest Value13.05m
Lowest Date18-01-2026
Lowest Value2.59m

Latest Met Data

Latest Met data
Time (GMT)16-06-2026 22:00
Air Pressure (mb)1014.2
Wind Speed (knots)3.3
Wind Speed (ms-1)1.7
Gust Speed (knots)4.3
Gust Speed (ms-1)2.2
Wind direction (°)160
Air Temperature (°C)17.1
Rainfall (mm)0
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)86.9