[{"data":1,"prerenderedAt":189},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-hindmarsh-island-goolwa-channel":9,"spot-hindmarsh-island-goolwa-channel":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 Hindmarsh Island - Goolwa Channel - How's the Spot","Check snorkeling conditions at Hindmarsh Island - Goolwa Channel, South Australia. Fair conditions, water 15.4°C, waves 0.83m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fhindmarsh-island-goolwa-channel","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","Hindmarsh Island - Goolwa Channel","Flowing between Hindmarsh Island and the mainland near the Murray Mouth, Goolwa Channel is a unique brackish-water snorkeling zone where the River Murray meets the Southern Ocean. This tidal channe...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-35.55636,138.88387,{"@type":25,"addressRegion":26,"addressCountry":27},"PostalAddress","South Australia","Australia",{"@context":16,"@type":29,"name":30,"description":11,"url":12,"breadcrumb":31},"WebPage","Snorkeling Conditions at Hindmarsh Island - Goolwa Channel",{"@context":16,"@type":32,"itemListElement":33},"BreadcrumbList",[34,39,42],{"@type":35,"position":36,"name":37,"item":38},"ListItem",1,"Home","https:\u002F\u002Fhowsthespot.com",{"@type":35,"position":40,"name":26,"item":41},2,"https:\u002F\u002Fhowsthespot.com\u002Fexplore?region=south-australia",{"@type":35,"position":43,"name":18,"item":12},3,[45,47,49],{"label":37,"href":46},"\u002F",{"label":26,"href":48},"\u002Fexplore?region=south-australia",{"label":18,"href":50},"\u002Fspots\u002Fhindmarsh-island-goolwa-channel",{"id":52,"name":18,"slug":53,"latitude":22,"longitude":23,"description":54,"difficulty":55,"image_url":56,"status":57,"tide_constituents":58,"hazard_entries":109,"access_info_structured":129,"area_boundary":56,"routes":56,"created_at":136,"updated_at":137,"today_conditions":138,"today_verdict_view":160,"images":185,"submitted_by":186,"region_name":26,"verification_status":188,"verified_at":56,"disputed":151,"verifier_count":5,"last_verified_display_name":56},"e1514f7d-1e19-478b-a96f-395bd9fa5b42","hindmarsh-island-goolwa-channel","Flowing between Hindmarsh Island and the mainland near the Murray Mouth, Goolwa Channel is a unique brackish-water snorkeling zone where the River Murray meets the Southern Ocean. This tidal channel offers snorkelers a rare chance to explore the dynamic mixing zone of freshwater and saltwater ecosystems, with submerged sandbars, seagrass meadows, and shifting channels. Part of the Coorong and Lower Murray region, it is a haven for birdlife and aquatic diversity, best explored during calm tidal conditions with local guidance.","intermediate",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],0.01084984887312473,0.011854193039156852,0.18988091767957171,0.04842588456067945,0.13065804310814097,0.03156152832103476,0.005623282780765577,0.013421454343992941,0.008038501327000017,0.13422465841724893,0.05634109755562392,0.030079316518644185,0.0047011042989263865,0.15432139563579542,0.0116912072842244,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],192.976608814465,279.81098833521617,252.13791519505224,125.31898925441783,67.92117119106888,153.57451470115598,252.49198854014253,267.7787563118475,223.47630388658752,233.4177599966544,243.60259788518067,219.7445808664301,38.67648763631411,121.38111498867251,133.79969919532374,"EOT20","1992-01-01T00:00:00Z",[110,115,118,124],{"name":111,"description":112,"severity":113,"season_start":36,"season_end":114},"Strong Tidal Currents","Goolwa Channel is tidal and currents can become strong, especially near the Murray Mouth during tidal exchanges.","warning",12,{"name":116,"description":117,"severity":113,"season_start":36,"season_end":114},"Vessel Traffic","The channel is used by recreational and fishing boats; snorkelers must remain vigilant and stay clear of navigation channels.",{"name":119,"description":120,"severity":121,"season_start":122,"season_end":123},"Variable Water Clarity","Sediment stirred by tides and river flow can reduce visibility, particularly after rain or strong tidal movement.","caution",6,9,{"name":125,"description":126,"severity":121,"season_start":127,"season_end":128},"Cold Water Temperatures","Southern Ocean influence keeps water temperatures cool year-round, increasing risk of cold shock and hypothermia.",5,11,{"directions":130,"parking":131,"facilities":132,"fees":134,"access_method":135},"From Adelaide, take the M1 South to Goolwa. Cross the Hindmarsh Island bridge and access the Goolwa Channel via local boat ramps or shoreline access points near the Murray Mouth. The channel runs between Hindmarsh Island and the Goolwa mainland.","Limited roadside parking available near boat ramps and channel access points on both Hindmarsh Island and the Goolwa side.",[133],"parking","No entry fees for snorkeling access; some boat ramps may have launch fees.","shore_entry","2026-07-27T02:57:17.235511Z","2026-08-04T05:37:15.120999Z",{"verdict":139,"evaluated_at":140,"models":141},"marginal","2026-10-03T02:20:39.982748Z",[142,149,155],{"model_name":143,"is_favourable":144,"value":145,"threshold":146,"unit":147,"operator":148},"Wind Speed",true,9.16,10,"kn","lte",{"model_name":150,"is_favourable":151,"value":152,"threshold":153,"unit":154,"operator":148},"Wave Height",false,0.83,0.5,"m",{"model_name":156,"is_favourable":151,"value":157,"threshold":40,"unit":158,"operator":159},"Visibility",0.99,"","gte",{"verdict":139,"rating":161,"evaluated_at":140,"generated_at":140,"source":162,"confidence":163,"visibility":166,"parameters":167,"models_passed":36,"models_total":127},"Fair","precomputed",{"level":164,"value":165},"High",100,{"score":157,"rating":56,"confidence":56},[168,169,174,177,182],{"name":150,"value":152,"label":56,"unit":154,"favourable":151,"score":36,"optimal_max":153,"marginal_max":36},{"name":170,"value":171,"label":56,"unit":172,"favourable":151,"score":36,"optimal_max":173,"marginal_max":114},"Swell Period",9.35,"s",8,{"name":143,"value":175,"label":56,"unit":147,"favourable":144,"score":43,"optimal_max":146,"marginal_max":176},9.1554864,15,{"name":178,"value":179,"label":56,"unit":180,"favourable":151,"score":5,"optimal_max":127,"marginal_max":181},"Precipitation",36.7,"mm",20,{"name":183,"value":56,"label":184,"unit":158,"favourable":151,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","ebb",[],{"display_name":187},"Daniel","unverified",1791009160371]