{"uid":"cap_mxBvNhzCswuUqHmFc2_NJ","slug":"flightaware-airport-weather-observations-metar-09918c7f","name":"FlightAware Airport Weather Observations (METAR)","description":"Get weather observations (METAR) for a specific airport","url":"https://stabletravel.dev/api/flightaware/airports/KDEN/weather/observations?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","$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_pRL3rjVEw1jdEzZ3AUXWC","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 for a specific airport, including temperature, wind, pressure, visibility, clouds, and flight rules","exampleAgentPrompt":"What are the current weather conditions at Denver International Airport (KDEN)? Give me the temperature in Fahrenheit, wind speed and direction, visibility, and flight rules.","exampleUseCases":[{"title":"Pre-flight weather briefing check","prompt":"Pull the latest METAR for KORD — I need the current temperature in Celsius, wind speed and direction, visibility, and whether it's VFR or IFR before I file my flight plan."},{"title":"Departure airport wind check for pilots","prompt":"What's the wind doing at KSFO right now? I need speed, direction, and whether it's variable — and tell me the current cloud ceilings too."},{"title":"Real-time airport weather monitoring","prompt":"Give me the current pressure, humidity, and flight rules at KJFK right now in Fahrenheit — I want to know if conditions have improved since this morning."}],"resultDescription":"Returns a structured weather observation object for the requested airport including: temperature, dewpoint, pressure (mbar and inHg), wind speed, wind direction, wind variability, visibility (miles), humidity percentage, cloud layers, human-readable cloud and wind descriptions, flight rules classification (VFR/IFR/MVFR/LIFR), density altitude, raw METAR string, and observation timestamp.","failureModes":["Invalid or unknown ICAO airport code returns an error or empty response","Airport has no active weather station — may return null fields or nearby airport data if return_nearby_weather is true","Stale or missing METAR data at unmanned airports","Payment failure (x402 protocol) if insufficient USDC balance","Timestamp query for non-existent historical observation returns empty result"],"whenToPreferThis":"Use this endpoint when you need structured, parsed METAR weather data for a specific airport, especially for aviation decision-making such as flight rules assessment, wind analysis, and ceiling/visibility checks. Prefer this over generic weather APIs when you need aviation-specific outputs like flight rules classification, density altitude, raw METAR strings, or wind variability flags. Ideal for real-time pre-flight briefings and automated airport condition monitoring.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T06:40:50.751Z","isFirstParty":false,"canonicalSlug":"flightaware-b212ac93"}