{"uid":"cap_pk3XDl4lldRwVFfzAr6wl","slug":"chicago-event-window-rain-weather-odds-0fd12a0e","name":"Chicago Event-Window Rain & Weather Odds","description":"Will it rain in Chicago during your event window — Event-window weather odds for Chicago: pass a start and end time (or omit them for the next six hours) and get rain probability and expected conditions across the window — built for scheduling decisions. Same shape as /v1/forecast/window with the Chicago coordinates built in.","url":"https://x402-factory.com/v1/forecast/chicago/window","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"end":{"type":"string","format":"date-time","pattern":"^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z|([+-](?:[01]\\d|2[0-3]):[0-5]\\d)))$","description":"Window end (ISO-8601), ≤12h after start. Default: start + 6h."},"start":{"type":"string","format":"date-time","pattern":"^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z|([+-](?:[01]\\d|2[0-3]):[0-5]\\d)))$","description":"Window start (ISO-8601). Default: the top of the next hour."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["data","meta"],"properties":{"data":{"type":"object","required":["rain_probability","expected_precip_mm","temp_range","wind_max","comfort_index","severity_flags","verdict"],"properties":{"verdict":{"type":"string"},"wind_max":{"type":"number"},"temp_range":{"type":"object","required":["low","high"],"properties":{"low":{"type":"number"},"high":{"type":"number"}},"additionalProperties":false},"comfort_index":{"type":"number","maximum":1,"minimum":0},"severity_flags":{"type":"array","items":{"type":"string"}},"rain_probability":{"type":"number","maximum":1,"minimum":0},"expected_precip_mm":{"type":"number"}},"additionalProperties":false},"meta":{"type":"object"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_rhlG-lxhkfJa6P3dUEGHL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns rain probability, precipitation, temperature range, wind, comfort index, and a weather verdict for a specified time window in Chicago.","exampleAgentPrompt":"What are the rain odds and overall weather conditions in Chicago this Saturday from 1pm to 5pm CT — I'm planning an outdoor rooftop event and need to know if I should have a backup plan.","exampleUseCases":[{"title":"Outdoor wedding contingency planning","prompt":"I have an outdoor wedding ceremony in Chicago next Saturday from 3pm to 7pm — what's the rain probability and expected conditions during that window so we can decide whether to set up the tent?"},{"title":"Sports game scheduling decision","prompt":"We're trying to decide if our Chicago youth soccer tournament should run this Sunday from 9am to 1pm — can you check the rain probability and comfort index for that window and flag any severity issues?"},{"title":"Same-day delivery route weather check","prompt":"Our drivers are doing Chicago deliveries from 4pm to 8pm today — what's the rain probability and wind max during that window so we can prepare them accordingly?"}],"resultDescription":"A JSON object with a 'data' field containing: rain_probability (0–1), expected_precip_mm, temp_range (low/high in °C), wind_max (m/s), comfort_index (0–1), severity_flags (array of warning strings), and a verdict (plain-language summary). Also includes a 'meta' field with request metadata.","failureModes":["Invalid ISO-8601 date format for start or end returns a 400 validation error","Window exceeding 12 hours after start may be rejected","Missing or malformed query parameters default to next 6 hours from top of next hour","Payment failure (x402) returns 402 Payment Required if USDC is not provided","Upstream weather model unavailability may return 503 or degraded data"],"whenToPreferThis":"Choose this endpoint when you specifically need a time-windowed weather assessment for Chicago (not just a current reading or multi-day forecast), and the decision revolves around scheduling — e.g. events, deliveries, or outdoor activities. The built-in Chicago coordinates eliminate the need to pass lat/lon. Prefer this over generic forecast endpoints when you want a ready-made verdict and comfort/severity scoring rather than raw hourly data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:08:30.383Z","isFirstParty":false}