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.

Severn Bridge

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)
16-08-2022 10:00--0.10.12-2.2-----
Date Highest Hs 2022 Storm Alert Threshold
(0.25 yr Return Period Hs)
18-02 1.3m 0.70m
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)
16-08-2022 10:00--0.10.12-2.2-----
16-08-2022 09:30--0.110.15-2-----
16-08-2022 09:00--0.10.19-2-----
16-08-2022 08:30--0.120.18-2.4-----
16-08-2022 08:00--0.130.16-1.9-----
16-08-2022 07:30--0.120.16-2.3-----
16-08-2022 07:00--0.090.15-2.5-----
16-08-2022 06:30--0.090.13-2.4-----
16-08-2022 06:00--0.070.11-2.2-----
16-08-2022 05:30--0.050.05-22.2-----
16-08-2022 05:00--0.050.09-3.8-----
16-08-2022 04:30--0.070.15-2.1-----
16-08-2022 04:00--0.120.16-2.3-----
16-08-2022 03:30--0.150.19162-----
16-08-2022 03:00--0.140.2-2.1-----
16-08-2022 02:30--0.10.12-2.1-----
16-08-2022 02:00--0.060.09-2.1-----
16-08-2022 01:30--0.040.12-2.4-----
16-08-2022 01:00--0.050.17-2.1-----
16-08-2022 00:30--0.070.12-2-----
16-08-2022 00:00--0.060.09-1.8-----
15-08-2022 23:30--0.030.07-2-----
15-08-2022 23:00--00.1-2.1-----
15-08-2022 22:30--0.020.11-2.1-----
15-08-2022 22:00--0.070.15-1.9-----
15-08-2022 21:30--0.080.13-2.1-----
15-08-2022 21:00--0.080.12-1.8-----
15-08-2022 20:30--0.070.1-1.8-----
15-08-2022 20:00--0.080.15-2-----
15-08-2022 19:30--0.070.1-2-----
15-08-2022 19:00--0.090.16-1.9-----
15-08-2022 18:30--0.090.13-1.9-----
15-08-2022 18:00--0.090.16-2.1-----
15-08-2022 17:30--0.10.2-1.9-----
15-08-2022 17:00--0.090.12-2.1-----
15-08-2022 16:30--0.070.13-2.6-----
15-08-2022 16:00--0.090.14-1.9-----
15-08-2022 15:30--0.130.21-2.2-----
15-08-2022 15:00--0.150.1921.32-----
15-08-2022 14:30--0.130.18-2.2-----
15-08-2022 14:00--0.090.11-2.1-----
15-08-2022 13:30--0.080.1-2.8-----
15-08-2022 13:00--0.070.13-2.5-----
15-08-2022 12:30--0.080.12-2.2-----
15-08-2022 12:00--0.090.2-2-----
15-08-2022 11:30--0.070.11-2-----
15-08-2022 11:00--0.060.11-2.3-----
15-08-2022 10:30--0.060.09-2.4-----
15-08-2022 10:00--0.070.09-1.9-----