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

Wave Spectra for 14/01/2025 08:30(i) GMT

Wave Spectra page developed in conjunction with Fugro GB Limited.

(i) stands for Iridium

Turning point search range: (Min>5): to (Max<40):  
Sea and Swell Summary for (14/01/2025 08:30(i) GMT)
Significant Wave Height (m)1.65
Wave zero up crossing period (Spectrum Tz) (s)6.8
Wind Wave Significant Wave Height (m)0.95
Wind Wave Peak Period (s)7.1
Wind Wave Peak Period Direction (°)225
Swell Significant Wave Height (m)1.35
Swell Peak Period (s)12.5
Swell Peak Period Direction (°)215.9
% Swell67