{"uid":"cap_JsA-M0LfQv8K8GOgIC-Y9","slug":"marine-conditions-sea-state-classifier-016a6185","name":"Marine Conditions Sea State Classifier","description":"Beaufort wind force and Douglas sea state from a wind speed and wave height, with plain-language descriptions of sea conditions.","url":"https://marine-conditions.x402tookit.com/sea-state?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"wave":{"type":"number","description":"Significant wave height"},"wind":{"type":"number","description":"Wind speed"},"waveUnit":{"type":"string","description":"m (default) or ft"},"windUnit":{"type":"string","description":"kt (default), mph, kmh or ms"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"asOf":{"type":["null","string"]},"wind":{"type":["null","object"],"properties":{"name":{"type":["null","string"]},"inputKnots":{"type":["null","number"]},"knotsRange":{"type":["null","string"]},"beaufortForce":{"type":["null","number"]},"seaDescription":{"type":["null","string"]}}},"waves":{"type":["null","object"],"properties":{"name":{"type":["null","string"]},"meterRange":{"type":["null","string"]},"inputMeters":{"type":["null","number"]},"douglasSeaState":{"type":["null","number"]}}},"source":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XeUl1Z-_bkCYu9zhQAVp1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts wind speed and wave height into Beaufort wind force and Douglas sea state ratings with plain-language descriptions of sea conditions.","exampleAgentPrompt":"What's the Beaufort wind force and Douglas sea state for a wind speed of 25 knots and a significant wave height of 2.5 meters? Give me a plain-language description of what those conditions are like.","exampleUseCases":[{"title":"Pre-departure safety check for sailors","prompt":"I'm heading out sailing tomorrow and my weather app shows 22 knots of wind and 1.8 meter waves — what's the Beaufort force and Douglas sea state for those conditions, and what do they actually mean in plain language?"},{"title":"Classify buoy observation readings","prompt":"The NDBC buoy I'm watching is reporting a wind speed of 35 mph and significant wave height of 4 feet — can you convert those to Beaufort and Douglas sea state ratings?"},{"title":"Marine drone flight go/no-go decision","prompt":"Wind is 15 knots and wave height is 0.8 meters out at the survey site — what are the Beaufort and sea state ratings, and is the sea described as calm or rough?"}],"resultDescription":"Returns the Beaufort wind force number and name (e.g. 'Fresh Breeze'), the input wind speed converted to knots and its standard knot range, a sea description for the wind; plus the Douglas sea state number and name, the input wave height in meters and its standard meter range; a combined summary and verdict string describing overall conditions; a timestamp, data source, degraded flag, disclaimer, and any reasons or parameters not checked.","failureModes":["Missing required wind or wave query parameters returns incomplete or null fields","Invalid unit strings (e.g. waveUnit not 'm' or 'ft') may cause unexpected results","Negative or physically implausible values may return null classifications","Network timeout or service unavailability returns no data"],"whenToPreferThis":"Use this endpoint when you have raw numeric wind speed and wave height measurements and need standardized Beaufort and Douglas scale ratings with human-readable descriptions — particularly when integrating buoy or weather station data into maritime safety workflows or vessel routing. Prefer it over manual lookup tables or general-purpose LLM classification for consistent, authoritative scale conversions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:11:12.777Z","isFirstParty":false,"canonicalSlug":"marine-conditions-sea-state-classifier-016a6185"}