{"uid":"cap_DUJ_xx7O6IwDHwbmXj7xo","slug":"noaa-us-tide-station-data-de9ae7f1","name":"NOAA US Tide Station Data","description":"US tides for a NOAA tide station: the latest observed water level (6-minute data) and today's and tomorrow's predicted high and low tides in metres relative to MLLW, times in UTC. Use it for boating, fishing, coastal work and shipping in US waters. Station id e.g. 9414290 (San Francisco).","url":"https://opendata402.com/v1/tides/us?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["station"],"properties":{"station":{"type":"string","pattern":"^\\d{7}$","description":"NOAA CO-OPS station id (7 digits)."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DL3vLZ8MgsbH7la0G3x45","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the latest observed water level and today's/tomorrow's predicted high and low tides for a specified NOAA tide station in US waters.","exampleAgentPrompt":"What are the current observed water level and today's and tomorrow's high and low tide times at NOAA station 9414290 (San Francisco)?","exampleUseCases":[{"title":"Boating departure planning","prompt":"I'm taking my boat out of the San Francisco marina tomorrow — can you pull the predicted high and low tide times and current water level for NOAA station 9414290 so I know the best window to leave?"},{"title":"Commercial fishing tide schedule","prompt":"I need today's and tomorrow's high and low tide predictions for NOAA station 8726520 in Tampa Bay for planning our fishing run — give me the times and heights in metres."},{"title":"Coastal construction site check","prompt":"Can you get the latest observed water level and tidal predictions for NOAA station 8518750 (The Battery, New York) for today and tomorrow? We need it to schedule our underwater foundation work safely."}],"resultDescription":"Returns the latest 6-minute observed water level reading and a list of today's and tomorrow's predicted high and low tide events for the requested NOAA station, with times in UTC and water levels in metres relative to MLLW (Mean Lower Low Water).","failureModes":["Invalid or non-existent station ID (not 7 digits or unknown to NOAA) returns an error","NOAA data temporarily unavailable causes upstream fetch failure","Station has no recent observations (offline buoy) may return null for observed level","Malformed query parameter pattern fails schema validation before reaching NOAA"],"whenToPreferThis":"Use this endpoint when you need US coastal tide data — observed water levels and high/low tide predictions — from official NOAA CO-OPS stations. Prefer this over generic weather APIs when tide-specific data (MLLW-referenced heights, precise high/low event times) is needed for boating, fishing, shipping, or coastal engineering in US waters. If you need open-ocean buoy observations (wave height, sea temperature) rather than tidal predictions, use the sibling NOAA NDBC buoy endpoint instead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T06:38:54.218Z","isFirstParty":false,"canonicalSlug":"noaa-us-tide-station-data-de9ae7f1"}