{"uid":"cap_Diggf3mRDWrmT0GtxWjSX","slug":"nhc-tropical-cyclone-positions-25b4eadb","name":"NHC Tropical Cyclone Positions","description":"Latest position, movement, intensity, and classification for every tropical cyclone the US National Hurricane Center is currently tracking across the Atlantic and Eastern Pacific basins. Use it for maritime and aviation risk planning, supply-chain rerouting, and news or alerting agents. Off-season the storm list is empty by design, not an error.","url":"https://x402.forgemesh.io/tropical-cyclone-positions","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","properties":{}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":{"activeStorms":[{"name":"Elida","intensity":"50","classification":"TS","latitudeNumeric":15.6,"longitudeNumeric":-116.5}]},"attribution":"NOAA National Hurricane Center (public domain)"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_FF6ZrcWL9Kp8j0jcFzXm6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time position, movement, intensity, and classification for every active tropical cyclone tracked by the US National Hurricane Center in the Atlantic and Eastern Pacific basins.","exampleAgentPrompt":"What tropical storms or hurricanes is the National Hurricane Center tracking right now in the Atlantic or Eastern Pacific — I need each storm's current position, wind speed, and movement direction for maritime routing decisions.","exampleUseCases":null,"resultDescription":"A list of all currently active tropical cyclones tracked by the NHC, each with its geographic position (latitude/longitude), movement vector (direction and speed in knots), maximum sustained wind intensity, Saffir-Simpson or tropical storm/depression classification, and the basin it is in (Atlantic or Eastern Pacific). During the off-season the list will be empty.","failureModes":["Empty storm list returned during off-season (not an error — by design)","Network or payment failure resulting in no response","NHC data feed temporarily unavailable upstream causing stale or missing data"],"whenToPreferThis":"Use this endpoint when you need authoritative, real-time NHC tropical cyclone data for the Atlantic or Eastern Pacific basins — ideal for maritime route planning, aviation risk assessment, supply chain disruption analysis, or news/alerting agents. Prefer this over generic weather APIs when you specifically need storm classification, track, and intensity in a machine-readable format with sub-cent per-call pricing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:45:40.529Z","isFirstParty":false}