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.

Start Bay

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)
06-10-2022 15:3050.29166-3.616580.520.688.33.61762816.85.90.78
Date Highest Hs 2022 Storm Alert Threshold
(0.25 yr Return Period Hs)
Swell Alert Threshold
(0.25 yr Return Period Te)
12-03 2.9m 3.07m 12.46s
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)
06-10-2022 15:3050.29166-3.616580.520.688.33.61762816.85.90.78
06-10-2022 15:0050.29167-3.616580.50.7211.83.31884116.85.50.68
06-10-2022 14:3050.29167-3.616580.470.6910.53.31944216.85.70.61
06-10-2022 14:0050.29167-3.616580.490.6811.13.31874616.75.60.66
06-10-2022 13:3050.29160-3.616630.470.7811.83.22054816.75.30.58
06-10-2022 13:0050.29138-3.616820.490.77103.21835316.750.59
06-10-2022 12:3050.29128-3.616880.480.79103.22006416.74.70.53
06-10-2022 12:0050.29101-3.617250.540.7311.83.41883616.75.10.73
06-10-2022 11:3050.29095-3.617380.510.774.63.51692216.750.63
06-10-2022 11:0050.29093-3.617380.520.7310.53.51844916.75.10.67
06-10-2022 10:3050.29090-3.617420.540.7410.53.51704116.75.20.75
06-10-2022 10:0050.29090-3.617420.510.7210.53.91673116.760.77
06-10-2022 09:3050.29087-3.617380.50.8104.31672716.76.60.8
06-10-2022 09:0050.29087-3.617360.490.82104.71722316.76.90.81
06-10-2022 08:3050.29088-3.617360.540.87105.11582816.77.21.04
06-10-2022 08:0050.29088-3.617330.580.829.15.21722416.67.11.17
06-10-2022 07:3050.29089-3.617290.610.989.15.41732416.67.21.31
06-10-2022 07:0050.29112-3.617080.590.899.15.51742316.67.21.24
06-10-2022 06:3050.29120-3.616990.670.969.15.51842416.67.21.59
06-10-2022 06:0050.29127-3.616800.671.098.35.31802116.66.91.52
06-10-2022 05:3050.29144-3.616650.71.179.15.51882116.67.21.72
06-10-2022 05:0050.29157-3.616630.811.129.15.91831416.67.52.41
06-10-2022 04:3050.29160-3.616650.751.169.15.71792016.67.22
06-10-2022 04:0050.29162-3.616650.70.999.15.81842016.67.51.79
06-10-2022 03:3050.29166-3.616650.621.019.15.81811716.37.51.42
06-10-2022 03:0050.29167-3.616650.560.869.15.61802616.37.51.15
06-10-2022 02:3050.29166-3.616670.490.79.15.31842516.47.30.86
06-10-2022 02:0050.29153-3.616800.480.89.15.31862216.47.30.82
06-10-2022 01:3050.29143-3.616910.430.75105.11932516.57.20.65
06-10-2022 01:0050.29135-3.616970.440.751051962816.57.30.69
06-10-2022 00:3050.29128-3.617030.450.78105.11913516.57.60.75
06-10-2022 00:0050.29114-3.617270.420.7410.54.81702916.56.60.57
05-10-2022 23:3050.29100-3.617360.410.5510.54.81773916.66.80.56
05-10-2022 23:0050.29095-3.617380.440.737.75.11772516.670.66
05-10-2022 22:3050.29093-3.617380.490.69105.51812816.67.50.88
05-10-2022 22:0050.29091-3.617380.510.8510.55.61772516.77.20.92
05-10-2022 21:3050.29087-3.617310.570.84105.61702716.77.41.18
05-10-2022 21:0050.29087-3.617290.580.91105.41692316.77.31.2
05-10-2022 20:3050.29086-3.617270.67110.55.61691616.77.31.62
05-10-2022 20:0050.29087-3.617230.69110.55.11832716.77.11.66
05-10-2022 19:3050.29099-3.617160.81.39105.51801716.77.22.25
05-10-2022 19:0050.29112-3.616970.831.24105.31811216.77.22.43
05-10-2022 18:3050.29119-3.616860.841.36.75.71771316.772.42
05-10-2022 18:0050.29128-3.616630.841.449.15.61771716.76.92.39
05-10-2022 17:3050.29145-3.616430.891.331051932416.77.22.82
05-10-2022 17:0050.29149-3.616480.931.52104.71842116.76.92.91
05-10-2022 16:3050.29158-3.616520.931.52104.51912016.86.92.93
05-10-2022 16:0050.29159-3.616500.971.55104.51871916.86.93.16
05-10-2022 15:3050.29160-3.616500.931.5104.31902616.86.52.75
05-10-2022 15:0050.29161-3.616500.911.34104.31872516.86.42.61