[{"data":1,"prerenderedAt":199},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-undine-reef":9,"spot-undine-reef":51},{"entries":4,"total":5,"period":6,"type":7,"generated_at":8},[],0,"all_time","reports","2026-10-02T06:59:37.379659Z",{"title":10,"description":11,"canonical_url":12,"og_image":13,"structured_data":14,"breadcrumbs":44},"Snorkeling Conditions at Undine Reef - How's the Spot","Check snorkeling conditions at Undine Reef, Queensland. Good conditions, water 24.4°C, waves 0.36m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fundine-reef","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","Undine Reef","Undine Reef is a pristine outer reef coral cay in the Great Barrier Reef Marine Park, approximately 40 km offshore from Port Douglas and 25 minutes from Cape Tribulation. This secluded reef feature...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-16.123016,145.714825,{"@type":25,"addressRegion":26,"addressCountry":27},"PostalAddress","Queensland","Australia",{"@context":16,"@type":29,"name":30,"description":11,"url":12,"breadcrumb":31},"WebPage","Snorkeling Conditions at Undine Reef",{"@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=queensland",{"@type":35,"position":43,"name":18,"item":12},3,[45,47,49],{"label":37,"href":46},"\u002F",{"label":26,"href":48},"\u002Fexplore?region=queensland",{"label":18,"href":50},"\u002Fspots\u002Fundine-reef",{"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":143,"area_boundary":56,"routes":56,"created_at":147,"updated_at":148,"today_conditions":149,"today_verdict_view":170,"images":195,"submitted_by":196,"region_name":26,"verification_status":198,"verified_at":56,"disputed":155,"verifier_count":5,"last_verified_display_name":56},"183352e8-9162-42e8-bc8f-815438245556","undine-reef","Undine Reef is a pristine outer reef coral cay in the Great Barrier Reef Marine Park, approximately 40 km offshore from Port Douglas and 25 minutes from Cape Tribulation. This secluded reef features stunning coral gardens, bommies, sandy channels, and steep reef wall drop-offs — all in crystal-clear Coral Sea waters. Where the ancient Daintree Rainforest meets the outer reef, Undine offers an intimate, uncrowded snorkeling experience with exceptional visibility (often exceeding 20 metres). The varied terrain creates natural lagoons perfect for floating above vibrant coral structures teeming with marine life.","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],0.02644149574815682,0.022331291864871834,0.3108545335419413,0.09224788831421486,0.5297593581922757,0.0023458057756263312,0.010113711724356359,0.010496273228652491,0.18146165288493657,0.14899355594708547,0.09114789823379585,0.024910224060559642,0.012463480577330334,0.3178860069531815,0.02454999296910199,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],322.50033316153923,50.1388718650585,40.933823403565086,299.42594700199044,344.6200693640577,173.54648198941157,9.582806001603442,45.2266388634528,329.12269016650515,10.705957145753322,36.55207768771888,0.004169460878772101,355.3382953694065,304.7359315614392,285.58320671103144,"EOT20","1992-01-01T00:00:00Z",[110,116,120,123,127,130,133,137,140],{"name":111,"description":112,"severity":113,"season_start":114,"season_end":115},"Open ocean swell & wind chop","Open ocean conditions can change rapidly; swells and wind chop can develop quickly, especially outside the dry season.","caution",5,10,{"name":117,"description":118,"severity":119,"season_start":114,"season_end":115},"Ocean currents along reef wall drop-offs","Strong currents can flow along the edge of the continental shelf where Undine Reef sits, particularly around the reef drop-offs.","warning",{"name":121,"description":122,"severity":119,"season_start":56,"season_end":56},"Marine stingers (box jellyfish \u002F Irukandji)","Marine stingers (box jellyfish and Irukandji) are present in tropical waters during the warmer wet season.",{"name":124,"description":125,"severity":126,"season_start":56,"season_end":56},"Cyclone season","Tropical cyclones can occur during the wet season, causing dangerous sea conditions and cancellations.","danger",{"name":128,"description":129,"severity":113,"season_start":114,"season_end":115},"Extreme sun exposure","Intense tropical sun on the open water with no shade; sunburn risk is high even on overcast days.",{"name":131,"description":132,"severity":119,"season_start":36,"season_end":114},"Stinger Season (Box Jellyfish \u002F Irukandji)","Marine stingers (box jellyfish and Irukandji) are present in tropical waters from October to May. Full-body stinger suits are provided and mandatory during stinger season.",{"name":134,"description":135,"severity":113,"season_start":114,"season_end":136},"Rough Sea Conditions & Swells","Trade winds and ocean swells can create challenging sea conditions, especially in winter. The RIB ride is very bumpy in rough weather.",8,{"name":138,"description":139,"severity":113,"season_start":114,"season_end":136},"Seasickness Risk","The boat ride and reef conditions can induce seasickness in choppy waters. Motion-sensitive snorkelers should take precautions.",{"name":141,"description":142,"severity":113,"season_start":56,"season_end":56},"Reef Currents","Water currents can be present around the reef. Snorkelers must stay within the designated area supervised by guides.",{"directions":144,"parking":145,"facilities":56,"fees":56,"access_method":146},"Undine Reef is located about 40-50 km offshore. Most tours depart from Crystalbrook Marina in Port Douglas (1 hour north of Cairns). Some tours also depart from Cape Tribulation beach, about 25 minutes offshore. Sailaway VII and Ocean Safari are among the operators running trips to this outer reef site.","Parking available at Crystalbrook Marina, Port Douglas (paid parking). For Cape Tribulation departures, parking is available at the Cape Tribulation beach area near the Daintree National Park carpark. Arrive early as spaces fill up during peak season (May-October).","snorkel_tour","2026-07-27T02:54:22.397249Z","2026-08-04T05:30:44.786510Z",{"verdict":150,"evaluated_at":151,"models":152},"go","2026-10-02T02:22:02.736063Z",[153,159,165],{"model_name":154,"is_favourable":155,"value":156,"threshold":115,"unit":157,"operator":158},"Wind Speed",false,10.04,"kn","lte",{"model_name":160,"is_favourable":161,"value":162,"threshold":163,"unit":164,"operator":158},"Wave Height",true,0.36,0.5,"m",{"model_name":166,"is_favourable":161,"value":167,"threshold":40,"unit":168,"operator":169},"Visibility",2.05,"","gte",{"verdict":150,"rating":171,"evaluated_at":151,"generated_at":151,"source":172,"confidence":173,"visibility":176,"parameters":177,"models_passed":43,"models_total":114},"Good","precomputed",{"level":174,"value":175},"High",100,{"score":167,"rating":56,"confidence":56},[178,179,184,187,192],{"name":160,"value":162,"label":56,"unit":164,"favourable":161,"score":43,"optimal_max":163,"marginal_max":36},{"name":180,"value":181,"label":56,"unit":182,"favourable":161,"score":43,"optimal_max":136,"marginal_max":183},"Swell Period",6.1,"s",12,{"name":154,"value":185,"label":56,"unit":157,"favourable":155,"score":36,"optimal_max":115,"marginal_max":186},10.0399336,15,{"name":188,"value":189,"label":56,"unit":190,"favourable":161,"score":43,"optimal_max":114,"marginal_max":191},"Precipitation",3.4,"mm",20,{"name":193,"value":56,"label":194,"unit":168,"favourable":155,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","flood",[],{"display_name":197},"Daniel","unverified",1790924518856]