{"uid":"cap_tpkQG5WYTWuqvv_WqmTp_","slug":"polyform-weather-travel-risk-40ef309b","name":"Polyform Weather Travel Risk","description":"Judgment call for a US coordinate and date (within 7 days): LOW/MODERATE/HIGH/SEVERE weather risk with reasons, built from NWS forecast plus active alerts. JSON.","url":"https://api.polyform.org/v1/weather/travel-risk?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","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"date":"2026-08-27","risk":"HIGH","reasons":["Severe Thunderstorm Watch active","80% precip"]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.015","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":"$0.015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ISaOO1yNUHTmeekRLtGpG","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a LOW/MODERATE/HIGH/SEVERE weather risk judgment for a US coordinate on a given date (within 7 days), with reasons, derived from NWS forecasts and active alerts","exampleAgentPrompt":"What's the weather risk level for Nashville, Tennessee (36.1627° N, 86.7816° W) on this coming Saturday? I need LOW/MODERATE/HIGH/SEVERE with the reasons.","exampleUseCases":[{"title":"Road trip route safety check","prompt":"I'm driving to Denver, Colorado (39.7392° N, 104.9903° W) on Thursday — can you pull the weather risk level and tell me if it's HIGH or SEVERE so I know whether to postpone?"},{"title":"Outdoor event go/no-go decision","prompt":"We're hosting an outdoor concert in Austin, Texas (30.2672° N, 97.7431° W) next Sunday. What's the weather risk rating — LOW through SEVERE — and what are the main reasons?"},{"title":"Field crew deployment safety","prompt":"Before we send the crew to the job site near Baton Rouge, Louisiana (30.4515° N, 91.1871° W) on Wednesday, what's the NWS-based weather risk level and why?"}],"resultDescription":"A JSON object containing the requested date, a risk classification (LOW, MODERATE, HIGH, or SEVERE), and an array of human-readable reasons explaining the rating, such as active severe thunderstorm watches or high precipitation probability.","failureModes":["Coordinate outside the US — NWS only covers US territories","Date more than 7 days in the future — beyond supported forecast window","Invalid or malformed lat/lon values — bad request error","NWS data temporarily unavailable — upstream outage may cause service errors","Missing required query parameters (lat, lon, date) — returns validation error"],"whenToPreferThis":"Use this endpoint when you need a single, pre-interpreted risk verdict (not raw forecast data) for a specific US location and date within the next 7 days. It synthesizes NWS forecast data and active alerts into one actionable signal, saving agents the work of parsing multiple NWS endpoints and applying judgment logic. Prefer it over raw weather APIs when the agent needs to make a go/no-go or risk-tier decision rather than display detailed meteorological data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:36:58.760Z","isFirstParty":false,"canonicalSlug":"polyform-weather-travel-risk-40ef309b"}