Slapton Sands • Conclusions WINTER STORMS of 2013/14 Measured and Modelled Wave Heights
THE WINTER STORMS OF 2013/14: OCEANOGRAPHY AND COASTAL IMPACTS Gerd Masselink, Plymouth University Coastal Futures 2015 OUTLINE • Wave conditions during 2013-2014 winter • Pictorial overview of storm impacts in SW England • Regional overview of coastal response in SW England • Coastal response on the North coast – Perranporth • Coastal response on the South coast – Slapton Sands • Conclusions WINTER STORMS OF 2013/14 Measured and modelled wave heights 12 10 8 6 4 2 0 Dec13 Jan14 Feb14 Mar14 Apr14 14 m 12 m Hercules 06/01/14 Petra 05/02/14 Comparison 2013/2014 winter with 60-year wave record 8-week running mean wave height 4 3 2 1 0 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 PHOTOGRAPHIC OVERVIEW OF IMPACTS Southwest coast of England North coast Hercules W South coast Overwash gravel ridge at Westward Ho!, North Devon Destruction of rock arch, Porthcothan, North Cornwall Before Hercules After Hercules Removal of Whipsiderry beach, North Cornwall Before Hercules After Hercules Destruction of sea defence, Fistral Blu bar, Newquay Beach erosion, Perranporth, North Cornwall End of summer 2013 After Hercules Removal of Monkey House, Porthreath, North Cornwall Before Hercules After Hercules Southwest coast of England North coast South coast Petra SW Coastal flooding, Porthleven, South Cornwall Coastal flooding, Looe, South Cornwall Beach lowering, Seaton, South Cornwall Hot Wok Restaurant, Plymouth, South Devon Dune erosion, Thurlstone, South Devon Removal of beach in Torcross, South Devon EndBefore of summer DuringDuring
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