[{"data":1,"prerenderedAt":212},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-legendre-island-dampier-archipelago":9,"spot-legendre-island-dampier-archipelago":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 Legendre Island (Dampier Archipelago) - How's the Spot","Check snorkeling conditions at Legendre Island (Dampier Archipelago), Western Australia. Excellent conditions, water 25.6°C, waves 0.02m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Flegendre-island-dampier-archipelago","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","Legendre Island (Dampier Archipelago)","Legendre Island sits at the heart of the Dampier Archipelago, renowned as one of Western Australia's richest marine biodiversity hotspots. Its surrounding waters hold vibrant coral reefs, sponge ga...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-20.385357,116.87631,{"@type":25,"addressRegion":26,"addressCountry":27},"PostalAddress","Western Australia","Australia",{"@context":16,"@type":29,"name":30,"description":11,"url":12,"breadcrumb":31},"WebPage","Snorkeling Conditions at Legendre Island (Dampier Archipelago)",{"@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=western-australia",{"@type":35,"position":43,"name":18,"item":12},3,[45,47,49],{"label":37,"href":46},"\u002F",{"label":26,"href":48},"\u002Fexplore?region=western-australia",{"label":18,"href":50},"\u002Fspots\u002Flegendre-island-dampier-archipelago",{"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":154,"area_boundary":56,"routes":56,"created_at":160,"updated_at":161,"today_conditions":162,"today_verdict_view":181,"images":208,"submitted_by":209,"region_name":26,"verification_status":211,"verified_at":56,"disputed":206,"verifier_count":5,"last_verified_display_name":56},"f4b152f7-9a0d-4bf5-bb33-322666ca124c","legendre-island-dampier-archipelago","Legendre Island sits at the heart of the Dampier Archipelago, renowned as one of Western Australia's richest marine biodiversity hotspots. Its surrounding waters hold vibrant coral reefs, sponge gardens, and seagrass meadows teeming with over 650 fish species. Green and flatback turtles frequent the shallows, while between July and September humpback whales migrate through these crystal-clear waters. Accessible only by boat, the island offers pristine snorkelling on fringing reefs with excellent visibility, punctuated by sandy beaches and rocky headlands. Day trips and limited camping are permitted on designated recreation zones, making this a true Pilbara wilderness escape.","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],0.021693594342330792,0.009627557798719212,0.237240575697646,0.21759754425650654,1.2747236252513567,0.02166487957185181,0.011049093308659367,0.004457035743407903,0.2274980401600517,0.14522942325514085,0.06687700753832618,0.03284979689831082,0.01607337666776753,0.7832481438088603,0.03857941706049778,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],20.04476557784244,192.52912057295157,173.31408253826908,133.45952227344708,75.99343726879763,25.27378746684784,355.3465069883378,232.35120244752682,47.38212391377465,162.22723995130195,166.41313893983113,157.50499892346306,4.298189875735346,136.98207784547662,144.9571650149049,"EOT20","1992-01-01T00:00:00Z",[110,114,119,123,127,130,133,136,139,142,145,148,151],{"name":111,"description":112,"severity":113,"season_start":56,"season_end":56},"Boat traffic in channels","The waters between Legendre Island and the mainland are busy with recreational and commercial vessels. Snorkellers must stay vigilant and use a dive flag.","caution",{"name":115,"description":116,"severity":117,"season_start":36,"season_end":118},"Strong tidal currents","Tidal flows through the archipelago can create swift currents around reefs and headlands, especially on spring tides.","warning",12,{"name":120,"description":121,"severity":117,"season_start":122,"season_end":118},"Marine stingers","Box jellyfish and irukandji may be present in warmer months, particularly November to May.",11,{"name":124,"description":125,"severity":113,"season_start":126,"season_end":118},"Extreme heat","Pilbara summer temperatures frequently exceed 40°C (104°F), raising the risk of heat exhaustion and dehydration.",10,{"name":128,"description":129,"severity":113,"season_start":36,"season_end":118},"Remote location","Island has no facilities, potable water, or mobile reception. Snorkellers must be fully self-sufficient and carry emergency communications.",{"name":131,"description":132,"severity":113,"season_start":56,"season_end":56},"Choppy surface conditions","The outer islands are exposed to wind and swell, creating choppy water that can make swimming and snorkeling challenging.",{"name":134,"description":135,"severity":117,"season_start":56,"season_end":56},"Deep water drop-offs","Snorkeling is from the boat and many areas are too deep to stand, requiring strong swimming ability.",{"name":137,"description":138,"severity":113,"season_start":56,"season_end":56},"Coral exposure","Sharp coral and reef edges require care; wear protective footwear and avoid touching coral.",{"name":140,"description":141,"severity":117,"season_start":56,"season_end":56},"Deep water — no standing","Most snorkeling sites around Legendre Island are too deep to stand. Snorkelers must be comfortable in deep, open water at all times.",{"name":143,"description":144,"severity":113,"season_start":56,"season_end":56},"Marine stingers (Nov–Apr)","Box jellyfish and other stingers may be present during the warmer summer months (November to April). Stinger suits are recommended.",{"name":146,"description":147,"severity":113,"season_start":56,"season_end":56},"Remote location — limited emergency support","As an outer island accessible only by boat and without facilities, medical evacuation is time-consuming. Snorkelers should travel with an organised tour or experienced skipper.",{"name":149,"description":150,"severity":113,"season_start":36,"season_end":118},"Boat traffic","The Dampier Archipelago is a popular boating and fishing area. Vessels traverse waters around Legendre Island, particularly on weekends. A dive flag should be displayed while snorkeling.",{"name":152,"description":153,"severity":113,"season_start":122,"season_end":122},"Limited visibility in warmer months","Visibility can drop below 5m during the summer wet season (November to March) due to plankton blooms and warmer water.",{"directions":155,"parking":156,"facilities":157,"fees":158,"access_method":159},"Access is by private boat or charter only. The nearest mainland launch points are the public boat ramps at Dampier (Ian Williams Crescent off The Esplanade), Karratha Back Beach, and Point Samson. Legendre Island lies approximately 20 km north-west of Dampier within the archipelago.","Parking available at the Dampier boat ramp precinct (Ian Williams Crescent) and other mainland boat ramp car parks. No parking on the island.",[],"No entry fee. Camping requires a Parks and Wildlife Service permit. Charter tour costs vary (e.g. Pilbara Dive and Tours).","boat","2026-07-27T02:59:35.529514Z","2026-08-04T05:37:15.121114Z",{"verdict":163,"evaluated_at":164,"models":165},"go","2026-10-03T02:17:48.569090Z",[166,172,177],{"model_name":167,"is_favourable":168,"value":169,"threshold":126,"unit":170,"operator":171},"Wind Speed",true,0.47,"kn","lte",{"model_name":173,"is_favourable":168,"value":174,"threshold":175,"unit":176,"operator":171},"Wave Height",0.024,0.5,"m",{"model_name":178,"is_favourable":168,"value":43,"threshold":40,"unit":179,"operator":180},"Visibility","","gte",{"verdict":163,"rating":182,"evaluated_at":164,"generated_at":164,"source":183,"confidence":184,"visibility":187,"parameters":188,"models_passed":207,"models_total":201},"Excellent","precomputed",{"level":185,"value":186},"High",100,{"score":43,"rating":56,"confidence":56},[189,190,195,198,203],{"name":173,"value":174,"label":56,"unit":176,"favourable":168,"score":43,"optimal_max":175,"marginal_max":36},{"name":191,"value":192,"label":56,"unit":193,"favourable":168,"score":43,"optimal_max":194,"marginal_max":118},"Swell Period",2.75,"s",8,{"name":167,"value":196,"label":56,"unit":170,"favourable":168,"score":43,"optimal_max":126,"marginal_max":197},0.46652160000000004,15,{"name":199,"value":5,"label":56,"unit":200,"favourable":168,"score":43,"optimal_max":201,"marginal_max":202},"Precipitation","mm",5,20,{"name":204,"value":56,"label":205,"unit":179,"favourable":206,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","flood",false,4,[],{"display_name":210},"Daniel","unverified",1791009167409]