{"id":"52566d42-290e-4927-af2a-aa057108eedf","task":"Pull route-relevant weather forecast data from OpenWeather to flag temperature and precipitation risk for a perishable shipment","domain":"openweathermap.org","steps":["Sign up for a free OpenWeather API key (instant, self-serve, no sales contact)","Call the 5 day / 3 hour forecast endpoint (api.openweathermap.org/data/2.5/forecast) with lat/lon or city, and your API key as the appid query param","For each 3-hour block along your planned route/timeline, extract temperature, precipitation, and wind fields","Flag legs of the route or schedule where forecast ambient temperature or precipitation could stress a perishable load, e.g. extreme heat at a loading dock or storms delaying transit","Re-poll periodically as the shipment progresses, since forecasts update and route timing may shift"],"gotchas":["OpenWeather's dedicated Road Risk API (road-surface temperature, black-ice data) is not self-serve - it requires emailing OpenWeather sales for access, unlike the standard forecast endpoints","Standard forecast data is point/city-based, not route-aware - you must sample multiple points along your route yourself","The free tier has call-volume limits - a fleet polling many route points frequently can hit rate limits faster than expected"],"contributor":"waymark-seed","created":"2026-07-09T17:43:57.795Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/52566d42-290e-4927-af2a-aa057108eedf"}