National Network of Regional Coastal Monitoring Programmes

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

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)Energy Period (s)Wave Power (kW/m)
07-02-2025 02:0049.89167-6.313862.24-85.51012110.7--
Date Highest Hs 2025 Storm Alert Threshold
(0.25 yr Return Period Hs)
Swell Alert Threshold
(0.25 yr Return Period Te)
27-01 5.4m 4.43m 10.90s
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)
13-01-2025 00:0049.89289-6.311921.78-5.74.41743111.3--
12-01-2025 23:3049.89295-6.312101.74-5.74.51793811.3--
12-01-2025 23:0049.89298-6.312271.82-5.64.61883411.3--
12-01-2025 22:3049.89306-6.312631.82-5.94.61873111.3--
12-01-2025 22:0049.89303-6.312931.9-6.14.81863111.3--
12-01-2025 21:3049.89297-6.313281.7-5.64.61763111.3--
12-01-2025 21:0049.89275-6.313711.53-5.74.41743411.3--
12-01-2025 20:3049.89232-6.314031.6-5.44.81813111.3--
12-01-2025 20:0049.89189-6.313981.63-5.44.81772611.3--
12-01-2025 19:3049.89177-6.313961.63-5.44.81903411.3--
12-01-2025 19:0049.89164-6.314031.67-5.74.91974511.3--
12-01-2025 18:3049.89164-6.313831.56-4.94.81884111.3--
12-01-2025 18:0049.89144-6.313621.74-5.64.91862911.3--
12-01-2025 17:3049.89139-6.313211.6-54.61673411.2--
12-01-2025 17:0049.89132-6.312381.63-4.84.51553811.2--
12-01-2025 16:3049.89168-6.311651.56-54.41673411.2--
12-01-2025 16:0049.89251-6.311601.43-4.74.31564511.3--
12-01-2025 15:3049.89267-6.311621.43-4.44.31593811.3--
12-01-2025 15:0049.89269-6.311621.49-4.44.31563811.3--
12-01-2025 14:3049.89273-6.311621.46-11.14.32595311.3--
12-01-2025 14:0049.89269-6.311621.39-4.44.21483811.3--
12-01-2025 13:3049.89277-6.311731.36-11.84.32186711.3--
12-01-2025 13:0049.89285-6.311841.33-4.24.31413411.3--
12-01-2025 12:3049.89286-6.311901.36-8.74.32334111.4--
12-01-2025 12:0049.89294-6.312181.24-9.54.22534911.4--
12-01-2025 11:3049.89299-6.312381.15-6.94.12174111.4--
12-01-2025 11:0049.89301-6.312831.15-7.44.22124111.4--
12-01-2025 10:3049.89280-6.313640.97-12.54.12477811.3--
12-01-2025 10:0049.89259-6.313900.92-13.34.32297811.3--
12-01-2025 09:3049.89225-6.314050.94-11.14.72336811.3--
12-01-2025 09:0049.89205-6.314030.89-9.552454111.3--
12-01-2025 08:3049.89189-6.313980.99-7.75.52193811.2--
12-01-2025 08:0049.89180-6.313961.04-12.55.82665711.2--
12-01-2025 07:3049.89185-6.313961.07-12.56.22644111.2--
12-01-2025 07:0049.89185-6.313981.3-9.56.92252811.2--
12-01-2025 06:3049.89166-6.314051.36-10.572154911.2--
12-01-2025 06:0049.89171-6.313961.24-10.56.62224511.2--
12-01-2025 05:3049.89146-6.313641.33-9.56.72242311.2--
12-01-2025 05:0049.89167-6.313731.24-11.86.42294511.2--
12-01-2025 04:3049.89137-6.313171.12-14.362836711.2--
12-01-2025 04:0049.89157-6.312351.02-11.85.82556711.2--
12-01-2025 03:3049.89216-6.312010.99-12.562584911.3--
12-01-2025 03:0049.89254-6.311560.97-9.55.72555711.3--
12-01-2025 02:3049.89259-6.311600.99-11.85.72786211.3--
12-01-2025 02:0049.89262-6.311581.1-6.762526711.3--
12-01-2025 01:3049.89270-6.311621.15-12.562094911.3--
12-01-2025 01:0049.89277-6.311691.02-7.15.72255711.3--
12-01-2025 00:3049.89268-6.311501.02-13.362154911.3--
12-01-2025 00:0049.89273-6.311521.02-7.45.82216711.3--