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)Energy Period (s)Wave Power (kW/m)
26-11-2022 15:3049.89287-6.311693.526.148.36.21913412.87.545.35
Date Highest Hs 2022 Storm Alert Threshold
(0.25 yr Return Period Hs)
Swell Alert Threshold
(0.25 yr Return Period Te)
18-02 5m 4.47m 10.88s
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)
26-09-2022 00:0049.89280-6.311730.550.934.83.73545714.64.60.68
25-09-2022 23:3049.89289-6.311900.540.764.43.83234214.64.50.65
25-09-2022 23:0049.89296-6.312160.50.774.443474914.64.90.6
25-09-2022 22:3049.89297-6.312500.460.684.843505514.54.80.5
25-09-2022 22:0049.89262-6.313320.490.754.44.23495514.65.10.6
25-09-2022 21:3049.89205-6.313940.520.915.64.41136914.85.50.73
25-09-2022 21:0049.89181-6.313900.520.746.34.516367155.70.76
25-09-2022 20:3049.89176-6.313940.560.786.74.81806115.26.20.95
25-09-2022 20:0049.89167-6.314030.530.8711.84.52106615.36.40.88
25-09-2022 19:3049.89163-6.314050.490.776.34.11676615.260.71
25-09-2022 19:0049.89169-6.313860.530.895.64.11455414.860.83
25-09-2022 18:3049.89147-6.313830.520.95.94.311758156.10.81
25-09-2022 18:0049.89148-6.313410.650.916.351075115.16.21.3
25-09-2022 17:3049.89144-6.313340.60.935.951015215.16.11.08
25-09-2022 17:0049.89136-6.312270.671.026.3591351561.33
25-09-2022 16:3049.89219-6.311410.681.116.35845015.161.35
25-09-2022 16:0049.89257-6.311520.711.336.34.8793915.15.81.44
25-09-2022 15:3049.89248-6.311410.681.016.34.8763615.361.36
25-09-2022 15:0049.89266-6.311540.691.136.34.8824115.35.81.35
25-09-2022 14:3049.89274-6.311600.580.915.94.4914815.55.50.91
25-09-2022 14:0049.89275-6.311600.550.865.64.3974715.55.50.82
25-09-2022 13:3049.89283-6.311770.570.875.64.4973615.65.50.88
25-09-2022 13:0049.89287-6.311970.540.855.94.21014415.95.30.76
25-09-2022 12:3049.89287-6.311580.6215.34.29341165.10.96
25-09-2022 12:0049.89282-6.311690.60.934.43.89445154.70.83
25-09-2022 11:3049.89282-6.311730.641.064.83.88747154.60.92
25-09-2022 11:0049.89287-6.311880.711.116.34654215.34.81.19
25-09-2022 10:3049.89296-6.312120.751.195.34613915.94.81.33
25-09-2022 10:0049.89296-6.313170.690.995.64.3693415.95.21.21
25-09-2022 09:3049.89238-6.313960.741.056.34.8693215.75.61.51
25-09-2022 09:0049.89197-6.314030.721.026.75697015.161.54
25-09-2022 08:3049.89175-6.313980.731.146.75.1845415.16.11.6
25-09-2022 08:0049.89167-6.314090.681.186.75.11006915.66.31.42
25-09-2022 07:3049.89160-6.314130.530.86.74.8566115.76.20.85
25-09-2022 07:0049.89167-6.314160.530.816.74.8307215.66.30.87
25-09-2022 06:3049.89160-6.313940.530.797.14.707715.86.20.86
25-09-2022 06:0049.89162-6.313680.570.836.74.42336615.15.90.94
25-09-2022 05:3049.89137-6.312830.510.776.73.81347915.15.40.69
25-09-2022 05:0049.89238-6.312440.550.888.343314615.55.70.85
25-09-2022 04:3049.89254-6.311540.590.757.73.93265315.95.30.91
25-09-2022 04:0049.89253-6.311500.60.967.14.23295116.15.50.98
25-09-2022 03:3049.89257-6.311470.630.926.74.23364416.15.41.06
25-09-2022 03:0049.89263-6.311470.670.994.64.2702916.35.41.19
25-09-2022 02:3049.89278-6.311580.660.9754.2733316.45.41.16
25-09-2022 02:0049.89281-6.311650.640.94.44.2733716.25.41.08
25-09-2022 01:3049.89284-6.311750.620.915.63.98061164.90.93
25-09-2022 01:0049.89287-6.311920.6114.43.8633616.14.80.88
25-09-2022 00:3049.89290-6.312070.570.985.93.7666016.250.79
25-09-2022 00:0049.89284-6.311820.641.025.93.9624214.751.01