[{"data":1,"prerenderedAt":181},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-flat-rock-cowell":9,"spot-flat-rock-cowell":51},{"entries":4,"total":5,"period":6,"type":7,"generated_at":8},[],0,"all_time","reports","2026-10-03T06:32:05.526386Z",{"title":10,"description":11,"canonical_url":12,"og_image":13,"structured_data":14,"breadcrumbs":44},"Snorkeling Conditions at Flat Rock (Cowell) - How's the Spot","Check snorkeling conditions at Flat Rock (Cowell), South Australia. Good conditions, water 17.2°C, waves 0.21m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fflat-rock-cowell","https:\u002F\u002Fhowsthespot.com\u002Fog-default.png",[15,28],{"@context":16,"@type":17,"name":18,"description":19,"url":12,"geo":20,"address":24},"https:\u002F\u002Fschema.org","Place","Flat Rock (Cowell)","Flat Rock, located roughly 15 km south of Cowell on the Eyre Peninsula, is a striking Ice Age remnant formation that creates a natural snorkeling playground in the Franklin Harbor Marine Park. 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Its shallow, sheltered waters are teeming with reef fish, fiddler rays, bright sea stars, and the occasional dolphin, making it a favourite among local snorkelers. The rock shelf itself is a geological curiosity — a flat platform that gently slopes into clear, calm waters ideal for beginners and families exploring South Australia's rich marine sanctuaries.","beginner",null,"published",{"name":59,"amplitude":75,"phase":91,"latitude":22,"model":107,"epoch":108},[60,61,62,63,64,65,66,67,68,69,70,71,72,73,74],"2N2","J1","K1","K2","M2","M4","MF","MM","N2","O1","P1","Q1","S1","S2","T2",[76,77,78,79,80,81,82,83,84,85,86,87,88,89,90],0.011470035662772979,0.016635939412038617,0.30031153099226054,0.07623187568869529,0.268127132174674,0.00488996469914373,0.0048427240414875925,0.00493108396009895,0.020588612002720566,0.2107554573543478,0.0861715975604262,0.048351092190279665,0.024624063330354138,0.2752758563740238,0.02473817569386591,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],208.88994065867172,281.14034702715907,260.2635976641467,206.0477794408294,164.8902563315918,165.8916625526034,174.1653588726433,257.8365363200687,227.54833648388353,245.1203421832774,255.20033607530644,230.06596962900477,316.60858325583536,205.9257293292559,199.9628920864315,"EOT20","1992-01-01T00:00:00Z",[110,114],{"name":111,"description":112,"severity":113,"season_start":56,"season_end":56},"Outgoing tide current","Tidal movement around the rock shelf can create moderate currents during outgoing tide, particularly near the edge of the platform.","caution",{"name":115,"description":116,"severity":113,"season_start":56,"season_end":56},"Slippery rock shelf","The flat rock platform can be very slippery when wet, requiring care when entering and exiting the water.",{"directions":118,"parking":119,"facilities":120,"fees":123,"access_method":124},"Drive approximately 15 km south of Cowell on the Lincoln Highway, then turn onto Flat Rock Beach Road (unsealed) and follow it to the beach. The access track leads directly to a campground area adjacent to the rock platform.","Unsealed parking area at Flat Rock Campground, adjacent to the beach. Suitable for 2WD vehicles in dry conditions.",[121,122],"toilets","parking","Free entry; no fees required.","shore_entry","2026-07-27T02:57:02.616309Z","2026-08-04T05:32:31.002692Z",{"verdict":128,"evaluated_at":129,"models":130},"go","2026-10-03T02:21:05.586381Z",[131,138,143],{"model_name":132,"is_favourable":133,"value":134,"threshold":135,"unit":136,"operator":137},"Wind Speed",true,7.16,10,"kn","lte",{"model_name":139,"is_favourable":133,"value":140,"threshold":141,"unit":142,"operator":137},"Wave Height",0.21,0.5,"m",{"model_name":144,"is_favourable":145,"value":146,"threshold":40,"unit":147,"operator":148},"Visibility",false,0.99,"","gte",{"verdict":128,"rating":150,"evaluated_at":129,"generated_at":129,"source":151,"confidence":152,"visibility":155,"parameters":156,"models_passed":40,"models_total":172},"Good","precomputed",{"level":153,"value":154},"High",100,{"score":146,"rating":56,"confidence":56},[157,159,165,168,174],{"name":139,"value":158,"label":56,"unit":142,"favourable":133,"score":43,"optimal_max":141,"marginal_max":36},0.21002941999999997,{"name":160,"value":161,"label":56,"unit":162,"favourable":145,"score":36,"optimal_max":163,"marginal_max":164},"Swell Period",11.75,"s",8,12,{"name":132,"value":166,"label":56,"unit":136,"favourable":133,"score":43,"optimal_max":135,"marginal_max":167},7.160015422804921,15,{"name":169,"value":170,"label":56,"unit":171,"favourable":145,"score":36,"optimal_max":172,"marginal_max":173},"Precipitation",18.8,"mm",5,20,{"name":175,"value":56,"label":176,"unit":147,"favourable":145,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","ebb",[],{"display_name":179},"Daniel","unverified",1791009152789]