{"uid":"cap_mfL0K0JDsh7qztvmAv0oa","slug":"weather-point-lookup-nws-grid-metadata-d42cbe1c","name":"Weather Point Lookup — NWS Grid Metadata","description":"NWS point metadata for a US lat/lon: forecast office, grid x/y, time zone, county, nearest observation station and the NWS forecast links. Changes rarely. From the NWS (US and territories), cached and refreshed about every 3 hours; a location not yet cached answers 404, is not charged, and is queued.","url":"https://api.maxwellinternational.ai/v1/weather/point?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"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"lat":39.7392,"lon":-104.9903,"sku":"weather.point","wfo":"BOU","gridX":63,"gridY":62,"state":"Colorado","county":"https://api.weather.gov/zones/county/COC031","country":"United States","timezone":"America/Denver","forecastUrl":"https://api.weather.gov/gridpoints/BOU/63,62/forecast","forecastOffice":"https://api.weather.gov/offices/BOU"}},"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_ldCEWrBEUM_rP_aKcyf1F","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 NWS grid point metadata (forecast office, grid coordinates, timezone, county, forecast URL) for a given latitude/longitude","exampleAgentPrompt":"What's the NWS forecast office and grid coordinates for Denver, Colorado at latitude 39.7392 and longitude -104.9903?","exampleUseCases":[{"title":"Resolve location to NWS forecast URL","prompt":"I need the NWS forecast URL for the coordinates 39.7392 latitude and -104.9903 longitude so I can pull the actual weather forecast for Denver."},{"title":"Find weather office for a field site","prompt":"Our field team is working at 41.8781° N, 87.6298° W in Chicago — can you tell me which NWS forecast office covers that point and what the grid coordinates are?"},{"title":"Enrich location data with timezone and county","prompt":"Given coordinates 47.6062 latitude and -122.3321 longitude for Seattle, what timezone and NWS county zone does that location fall under?"}],"resultDescription":"A JSON object containing: latitude, longitude, SKU identifier, NWS Weather Forecast Office (WFO) code, grid X and Y coordinates, state name, county zone URL, country, IANA timezone string, forecast URL (linking to the NWS gridpoint forecast), and forecast office URL.","failureModes":["Coordinates outside the US (NWS only covers US territories) — likely returns an error or empty result","Invalid or missing lat/lon query parameters — bad request error","NWS upstream API unavailability causing downstream failure","Coordinates in ocean or unsupported region returning no grid match"],"whenToPreferThis":"Use this endpoint when you need to resolve a US latitude/longitude coordinate to NWS grid metadata — particularly when you need the WFO code, grid X/Y, forecast URL, timezone, or county zone for a point. It is a lightweight, low-cost lookup step before fetching actual NWS forecast data. Prefer this over calling the NWS API directly when payment is handled via x402 micropayments and you want a clean JSON wrapper around the NWS point resolution response.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T02:43:02.316Z","isFirstParty":false,"canonicalSlug":"weather-point-lookup-nws-grid-metadata-d42cbe1c"}