National Network of Regional Coastal Monitoring Programmes

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Note that these are real-time data and are not quality-controlled.

Breaks in the data series are when the instrument is dry.

Penarth

Tide Levels and Harmonics

 

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Latest Waves Data

Time (GMT)LatitudeLongitudeWave Height (m)Max Wave Height (m)Tpeak (s)Tz (s)Peak Direction (degrees)Spread (degrees)Sea Temp (°C)Energy Period (s)Wave Power (kW/m)
06-09-2026 23:00--0.20.312.73.8-----
Date Highest Hs 2026 Storm Alert Threshold
(0.25 yr Return Period Hs)
24-01 0.8m 0.76m
Time (GMT)LatitudeLongitudeWave Height (m)Max Wave Height (m)Tpeak (s)Tz (s)Peak Direction (degrees)Spread (degrees)Sea Temp (°C)Energy Period (s)Wave Power (kW/m)
09-11-2023 12:20--0.420.623.83.6-----
09-11-2023 12:10--0.420.633.33.6-----
09-11-2023 12:00--0.410.623.13.5-----
09-11-2023 11:50--0.410.623.13.4-----
09-11-2023 11:40--0.420.632.83.3-----
09-11-2023 11:30--0.430.642.73.3-----
09-11-2023 11:20--0.410.632.63.3-----
09-11-2023 11:10-----------
09-11-2023 11:00-----------
09-11-2023 10:50-----------
09-11-2023 10:40-----------
09-11-2023 10:30-----------
09-11-2023 10:20-----------
09-11-2023 10:10-----------
09-11-2023 10:00-----------
09-11-2023 09:50-----------
09-11-2023 09:40-----------
09-11-2023 09:30-----------
09-11-2023 09:20-----------
09-11-2023 09:10-----------
09-11-2023 09:00-----------
09-11-2023 08:50-----------
09-11-2023 08:40-----------
09-11-2023 08:30--0.260.4143.7-----
09-11-2023 08:20--0.330.5143.6-----
09-11-2023 08:10--0.360.543.53.6-----
09-11-2023 08:00--0.360.543.53.6-----
09-11-2023 07:50--0.360.543.53.6-----
09-11-2023 07:40--0.360.543.73.7-----
09-11-2023 07:30--0.360.553.83.7-----
09-11-2023 07:20--0.360.553.73.7-----
09-11-2023 07:10--0.370.563.63.8-----
09-11-2023 07:00--0.380.583.73.9-----
09-11-2023 06:50--0.330.54.43.9-----
09-11-2023 06:40--0.350.524.33.9-----
09-11-2023 06:30--0.340.524.43.9-----
09-11-2023 06:20--0.350.524.44.1-----
09-11-2023 06:10--0.350.534.44.1-----
09-11-2023 06:00--0.340.5244.2-----
09-11-2023 05:50--0.350.534.64.2-----
09-11-2023 05:40--0.330.53.94-----
09-11-2023 05:30--0.380.573.94-----
09-11-2023 05:20--0.380.573.73.9-----
09-11-2023 05:10--0.380.583.93.9-----
09-11-2023 05:00--0.380.573.64-----
09-11-2023 04:50--0.380.563.54-----
09-11-2023 04:40--0.380.573.54.1-----
09-11-2023 04:30--0.390.584.34.1-----
09-11-2023 04:20--0.40.644.1-----
09-11-2023 04:10--0.410.613.54.1-----
09-11-2023 04:00--0.420.6244.1-----
09-11-2023 03:50--0.440.653.84.1-----
09-11-2023 03:40--0.450.673.83.9-----
09-11-2023 03:30--0.460.683.63.9-----
09-11-2023 03:20--0.460.693.63.8-----
09-11-2023 03:10--0.460.693.33.8-----
09-11-2023 03:00--0.460.693.53.8-----
09-11-2023 02:50--0.490.723.13.7-----
09-11-2023 02:40--0.490.733.53.7-----
09-11-2023 02:30--0.510.753.13.6-----
09-11-2023 02:20--0.520.773.63.6-----
09-11-2023 02:10--0.550.823.63.6-----
09-11-2023 02:00--0.560.833.63.5-----
09-11-2023 01:50--0.510.763.13.6-----
09-11-2023 01:40--0.50.743.63.6-----
09-11-2023 01:30--0.480.713.33.6-----
09-11-2023 01:20--0.450.683.33.6-----
09-11-2023 01:10--0.450.673.13.6-----
09-11-2023 01:00--0.440.6633.6-----
09-11-2023 00:50--0.430.643.13.5-----
09-11-2023 00:40--0.430.642.83.5-----
09-11-2023 00:30--0.450.683.13.4-----
09-11-2023 00:20--0.430.6533.4-----
09-11-2023 00:10--0.420.633.13.4-----
09-11-2023 00:00--0.40.6133.4-----