{"uid":"cap_xwPuM8LbZdC8SO-VQ_znZ","slug":"stabletravel-metar-weather-observations-38fdea42","name":"StableTravel METAR Weather Observations","description":"Get weather observations (METAR) for a specific airport","url":"https://stabletravel.dev/api/flightaware/airports/KSFO/weather/observations","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"timestamp":{"type":"string"},"temperature_units":{"enum":["fahrenheit","celsius"],"type":"string"},"return_nearby_weather":{"type":"boolean"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"time":{"type":"string"},"clouds":{"type":"array","items":{}},"dewpoint":{"anyOf":[{"type":"number"},{"type":"null"}]},"pressure":{"anyOf":[{"type":"number"},{"type":"null"}]},"raw_data":{"anyOf":[{"type":"string"},{"type":"null"}]},"conditions":{"anyOf":[{"type":"string"},{"type":"null"}]},"visibility":{"anyOf":[{"type":"number"},{"type":"null"}]},"wind_speed":{"anyOf":[{"type":"number"},{"type":"null"}]},"pressure_hg":{"anyOf":[{"type":"number"},{"type":"null"}]},"temperature":{"anyOf":[{"type":"number"},{"type":"null"}]},"airport_code":{"type":"string"},"flight_rules":{"anyOf":[{"type":"string"},{"type":"null"}]},"humidity_pct":{"anyOf":[{"type":"number"},{"type":"null"}]},"wind_friendly":{"anyOf":[{"type":"string"},{"type":"null"}]},"wind_variable":{"anyOf":[{"type":"boolean"},{"type":"null"}]},"cloud_friendly":{"type":"string"},"wind_direction":{"anyOf":[{"type":"number"},{"type":"null"}]},"density_altitude":{"anyOf":[{"type":"number"},{"type":"null"}]}},"additionalProperties":false}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_PC5AOt1cU2leEyEyJ0wrp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns current METAR weather observations (temperature, wind, visibility, pressure, clouds, flight rules) for a specific airport by ICAO code","exampleAgentPrompt":"What are the current weather conditions at SFO right now — give me temperature in Fahrenheit, wind, visibility, and whether it's VFR or IFR.","exampleUseCases":null,"resultDescription":"Returns a structured METAR observation for the specified airport including: observation time, temperature and dewpoint (in chosen units), wind speed and direction (with friendly description and variable flag), visibility in miles, barometric pressure in millibars and inches Hg, humidity percentage, cloud layers array, flight rules classification (VFR/IFR/MVFR/LIFR), density altitude, human-readable cloud description, and the raw METAR string.","failureModes":["Invalid or unknown ICAO airport code returns error or empty result","Airport has no active weather station returns null fields or nearby weather if flag enabled","Payment failure (insufficient USDC balance) blocks request","Stale data if observation station is offline","Invalid timestamp parameter format causes request failure"],"whenToPreferThis":"Use this endpoint when you need current real-time aviation weather (METAR) for a specific airport, especially for flight planning, pre-flight briefings, or checking live conditions. Prefer this over forecast endpoints (TAF) when you need current observed conditions rather than predictions. It wraps FlightAware data with pay-per-request micropayment access, making it ideal for agents that need occasional spot checks without subscription overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T04:06:39.653Z","isFirstParty":false}