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)
12-02-2025 22:3049.89277-6.313661.49-6.14.41323410.5--
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)
08-12-2024 00:0049.89150-6.313601.67-10.54.63526812.3--
07-12-2024 23:3049.89142-6.313581.56-11.14.6287312.2--
07-12-2024 23:0049.89126-6.313021.86-11.852856212.4--
07-12-2024 22:3049.89135-6.313232.02-12.55.32974912.5--
07-12-2024 22:0049.89142-6.313361.9-10.55.32385312.5--
07-12-2024 21:3049.89155-6.311861.63-11.152845312.4--
07-12-2024 21:0049.89148-6.311841.39-13.34.72336712.5--
07-12-2024 20:3049.89163-6.311671.56-104.63156712.5--
07-12-2024 20:0049.89210-6.311391.67-104.72845312.5--
07-12-2024 19:3049.89218-6.311391.78-11.14.82987312.5--
07-12-2024 19:0049.89225-6.311321.78-104.93256312.5--
07-12-2024 18:3049.89232-6.311371.82-6.94.81754912.5--
07-12-2024 18:0049.89239-6.311411.9-6.54.9355712.5--
07-12-2024 17:3049.89248-6.311391.9-5.75155312.6--
07-12-2024 17:0049.89255-6.311431.86-6.14.8374912.6--
07-12-2024 16:3049.89263-6.311472.02-6.15465312.6--
07-12-2024 16:0049.89262-6.311541.94-5.94.9424912.6--
07-12-2024 15:3049.89254-6.311451.94-9.54.9674112.6--
07-12-2024 15:0049.89242-6.311451.98-8.34.8834912.6--
07-12-2024 14:3049.89162-6.311652.19-7.15706212.6--
07-12-2024 14:0049.89138-6.313082.28-6.55.1505712.6--
07-12-2024 13:3049.89141-6.313061.86-7.74.93456712.4--
07-12-2024 13:0049.89138-6.313171.98-12.553256712.4--
07-12-2024 12:3049.89136-6.313231.94-14.352906712.4--
07-12-2024 12:0049.89133-6.313111.94-13.34.92765712.5--
07-12-2024 11:3049.89135-6.313282.06-11.853116212.5--
07-12-2024 11:0049.89131-6.313112.33-13.35.22694112.6--
07-12-2024 10:3049.89130-6.312502.37-13.35.33084912.6--
07-12-2024 10:0049.89139-6.313062.52-12.55.83005712.6--
07-12-2024 09:3049.89130-6.312652.33-13.35.92855712.6--
07-12-2024 09:0049.89135-6.312122.28-13.36.42196712.6--
07-12-2024 08:3049.89135-6.312422.19-12.55.42676712.6--
07-12-2024 08:0049.89179-6.311542.15-11.85.32526712.6--
07-12-2024 07:3049.89211-6.311372.06-12.55.42745712.6--
07-12-2024 07:0049.89230-6.311371.94-11.852906212.6--
07-12-2024 06:3049.89240-6.311432.02-11.85.22605312.6--
07-12-2024 06:0049.89245-6.311391.94-6.553334912.6--
07-12-2024 05:3049.89239-6.311351.98-12.55.12886712.6--
07-12-2024 05:0049.89253-6.311411.98-11.15.12356212.7--
07-12-2024 04:3049.89260-6.311452.06-7.15.12644912.7--
07-12-2024 04:0049.89258-6.311431.98-6.252885712.7--
07-12-2024 03:3049.89258-6.311431.94-8.752484912.7--
07-12-2024 03:0049.89249-6.311432.06-6.95.12914912.8--
07-12-2024 02:3049.89261-6.311522.1-7.45.22244912.8--
07-12-2024 02:0049.89264-6.311652.28-85.42254112.8--
07-12-2024 01:3049.89188-6.313492.28-10.55.62055812.8--
07-12-2024 01:0049.89175-6.313712.28-11.85.72916212.7--
07-12-2024 00:3049.89170-6.313712.42-11.162635312.7--
07-12-2024 00:0049.89172-6.313792.52-11.863235412.7--