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)
14-05-2021 05:30--0.10.12-2.1---
Date Highest Hs 2021 Storm alert threshold
(0.25 yr Return Period)
01-01 2m 0.70m
Time (GMT)LatitudeLongitudeWave Height (m)Max Wave Height (m)Tpeak (s)Tz (s)Peak Direction (degrees)Spread (degrees)Sea Temp (°C)
14-05-2021 05:30--0.10.12-2.1---
14-05-2021 05:00--0.090.13-1.9---
14-05-2021 04:30--0.090.11-2---
14-05-2021 04:00--0.070.11-2.4---
14-05-2021 03:30--0.050.08-3.7---
14-05-2021 03:00--0.030.1-3.6---
14-05-2021 02:30--0.060.08-2.1---
14-05-2021 02:00--0.110.16-2.2---
14-05-2021 01:30--0.130.21-1.8---
14-05-2021 01:00--0.090.11-1.9---
14-05-2021 00:30--0.060.09-2.1---
14-05-2021 00:00--0.040.08-2.4---
13-05-2021 23:30--0.050.09-2.4---
13-05-2021 23:00--0.070.13-1.9---
13-05-2021 22:30--0.080.17-2.1---
13-05-2021 22:00--0.080.2-1.8---
13-05-2021 21:30--0.140.32.61.9---
13-05-2021 21:00--0.10.163.62---
13-05-2021 20:30--0.120.144.42---
13-05-2021 20:00--0.080.11-2.2---
13-05-2021 19:30--0.060.14-2---
13-05-2021 19:00--0.090.13-1.9---
13-05-2021 18:30--0.110.155.62.2---
13-05-2021 18:00--0.110.24-2.1---
13-05-2021 17:30--0.130.227.12.3---
13-05-2021 17:00--0.10.147.11.9---
13-05-2021 16:30--0.110.13-2.1---
13-05-2021 16:00--0.10.12-2.1---
13-05-2021 15:30--0.080.13-1.9---
13-05-2021 15:00--0.060.08-2.7---
13-05-2021 14:30--0.070.17-2.2---
13-05-2021 14:00--0.120.2-2.5---
13-05-2021 13:30--0.150.18-1.9---
13-05-2021 13:00--0.140.24-2.2---
13-05-2021 12:30--0.120.15-2.1---
13-05-2021 12:00--0.110.17-2.1---
13-05-2021 11:30--0.110.14-2.2---
13-05-2021 11:00--0.120.17-2.2---
13-05-2021 10:30--0.140.21-2---
13-05-2021 10:00--0.160.2321.31.9---
13-05-2021 09:30--0.190.4121.32.1---
13-05-2021 09:00--0.180.32.62---
13-05-2021 08:30--0.150.272.52.2---
13-05-2021 08:00--0.110.132.71.9---
13-05-2021 07:30--0.090.14-2.4---
13-05-2021 07:00--0.090.17-2.4---
13-05-2021 06:30--0.110.21-2.3---
13-05-2021 06:00--0.120.19-2.3---
13-05-2021 05:30--0.140.2-2.5---
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