{"slug":"api-eckari-com-v1-weather-us-forecast-5eb452","title":"Official National Weather Service forecast for any US coordinate","host":"api.eckari.com","method":"GET","resource":"https://api.eckari.com/v1/weather/us/forecast","category":"other","description":"Official National Weather Service forecast for any US coordinate - six 12-hour day/night periods by default, or hourly - each with temperature in C and F, precipitation probability, a wind speed range in km/h, wind direction and a short forecast, plus the NWS issue time so an agent can judge its age","price_listed":0.003,"price_asked":0.003,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":23,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"lat":38.8977,"lon":-77.0365},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"additionalProperties":false,"properties":{"detail":{"default":"compact","description":"compact (default) returns the fields an agent acts on. full adds the NWS narrative (detailed_forecast), the icon URL, the trend note and, for hourly periods, dewpoint_c and humidity_pct.","enum":["compact","full"],"type":"string"},"hourly":{"default":false,"description":"Return hourly periods instead of the default 12-hour day/night periods. Hourly periods have no name and, at detail=full, carry dewpoint and humidity.","type":"boolean"},"hours":{"default":24,"description":"Number of hourly periods to return, soonest first. Applies when hourly is true; use period_limit for day/night forecasts.","maximum":48,"minimum":1,"type":"integer"},"lat":{"description":"Latitude in decimal degrees (WGS84). Rounded to 4 decimal places before the National Weather Service lookup.","maximum":90,"minimum":-90,"type":"number"},"lon":{"description":"Longitude in decimal degrees (WGS84). Rounded to 4 decimal places before the National Weather Service lookup.","maximum":180,"minimum":-180,"type":"number"},"period_limit":{"default":6,"description":"Maximum number of 12-hour day/night periods to return, soonest first. Applies when hourly is false; use hours for hourly forecasts. NWS issues 14 periods (7 days); the default of 6 is three days. Named period_limit, not periods, because periods is the returned series.","maximum":14,"minimum":1,"type":"integer"}},"required":["lat","lon"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.003,"price_match":true,"latency_ms":23,"error":null}],"description_full":"Official National Weather Service forecast for any US coordinate - six 12-hour day/night periods by default, or hourly - each with temperature in C and F, precipitation probability, a wind speed range in km/h, wind direction and a short forecast, plus the NWS issue time so an agent can judge its age. detail=full adds the narrative, icon, dewpoint and humidity. United States, its territories and coastal waters only. Use when: What is the weather forecast for these US coordinates?","last_updated":"2026-08-27T22:36:54.317Z","schemes":["exact"]}