National Network of Regional Coastal Monitoring Programmes

« Return to map for other wave, tide and met stations.

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.

St Mary's Sound

Latest Waves Data

Time (GMT)LatitudeLongitudeWave Height (m)Max Wave Height (m)Tpeak (s)Tz (s)Peak Direction (degrees)Spread (degrees)Sea Temp (°C)
18-09-2021 13:0049.89255-6.311190.771.099.14.93263815.1
Date Highest Hs 2021 Storm alert threshold
(0.25 yr Return Period)
11-02 5.1m 4.47m
Time (GMT)LatitudeLongitudeWave Height (m)Max Wave Height (m)Tpeak (s)Tz (s)Peak Direction (degrees)Spread (degrees)Sea Temp (°C)
18-09-2021 13:0049.89255-6.311190.771.099.14.93263815.1
18-09-2021 12:3049.89255-6.311190.71.0110.54.93314615.1
18-09-2021 12:0049.89262-6.311300.681.1911.14.83224315.2
18-09-2021 11:3049.89262-6.311300.651.08104.53194815.2
18-09-2021 11:0049.89266-6.311450.641.0410.54.33263815.5
18-09-2021 10:3049.89266-6.311770.610.96104.43434515.5
18-09-2021 10:0049.89226-6.313230.651.0211.14.73294015.5
18-09-2021 09:3049.89173-6.313580.610.9612.54.93364815.6
18-09-2021 09:0049.89162-6.313530.681.0510.55.33424115.6
18-09-2021 08:3049.89161-6.313530.751.0711.85.63314515.7
18-09-2021 08:0049.89161-6.313510.771.448.35.62325115.5
18-09-2021 07:3049.89167-6.313620.721.1510.55.63234315.4
18-09-2021 07:0049.89158-6.313640.681.0911.85.83263615.4
18-09-2021 06:3049.89148-6.313600.731.078.362775515.3
18-09-2021 06:0049.89145-6.313510.761.289.16.12605515.1
18-09-2021 05:3049.89150-6.313530.771.1111.15.93114115.5
18-09-2021 05:0049.89121-6.313100.831.369.15.92814915.4
18-09-2021 04:3049.89144-6.313300.781.228.35.82935415.2
18-09-2021 04:0049.89122-6.312330.741.018.35.82785915.2
18-09-2021 03:3049.89125-6.312120.631.028.35.33156015.4
18-09-2021 03:0049.89210-6.311000.721.249.15.63194015.6
18-09-2021 02:3049.89234-6.311070.741.189.15.43233916.3
18-09-2021 02:0049.89250-6.311150.721.146.75.12806115.8
18-09-2021 01:3049.89264-6.311260.711.068.35.13254116.2
18-09-2021 01:0049.89269-6.311320.771.126.35.22765316.4
18-09-2021 00:3049.89271-6.311390.781.249.15.13094116.2
18-09-2021 00:0049.89269-6.311540.911.495.94.92153415.7
17-09-2021 23:3049.89275-6.311820.911.316.74.82263815.7
17-09-2021 23:0049.89275-6.311750.861.56.34.72293615.8
17-09-2021 22:3049.89281-6.312180.811.276.34.72213915
17-09-2021 22:0049.89259-6.313100.761.216.74.82193515
17-09-2021 21:3049.89209-6.313560.711.115.94.62004315.1
17-09-2021 21:0049.89177-6.313600.741.165.94.81963915.1
17-09-2021 20:3049.89165-6.313580.791.255.65.11883915.1
17-09-2021 20:0049.89162-6.313560.831.446.35.22103615.1
17-09-2021 19:3049.89154-6.313510.881.326.75.32193415.1
17-09-2021 19:0049.89153-6.313530.831.247.75.32424615.1
17-09-2021 18:3049.89153-6.313580.881.485.95.31942915.1
17-09-2021 18:0049.89148-6.313580.911.366.75.52153115.2
17-09-2021 17:3049.89144-6.313530.931.867.15.42193815
17-09-2021 17:0049.89146-6.3135111.836.35.42003615
17-09-2021 16:3049.89141-6.313410.981.595.95.31983615.2
17-09-2021 16:0049.89110-6.312421.041.336.35.31873415.5
17-09-2021 15:3049.89115-6.312221.111.946.35.31903515.5
17-09-2021 15:0049.89121-6.311751.061.565.65.11843215.5
17-09-2021 14:3049.89153-6.311261.11.535.95.11833315.4
17-09-2021 14:0049.89196-6.311091.2325.951813415.5
17-09-2021 13:3049.89223-6.311021.141.645.94.91813815.6
17-09-2021 13:0049.89239-6.311071.211.765.64.91844216.1
   We would appreciate your feedback on the Website and Map Viewer