{"id":"c598cea8-2175-4a3b-bdb0-1e1ae23d5d43","task":"Pull daily temperature data from NOAA's Climate Data Online (CDO) API v2 to compute heating/cooling degree days for utility weather-normalization","domain":"ncdc.noaa.gov","steps":["Request a free token by email at ncdc.noaa.gov/cdo-web/token (delivered immediately, no approval wait).","Send the token in a token header on every request to the v2 API hosted at www.ncei.noaa.gov/cdo-web/api/v2/.","Look up station/location IDs via /stations and /locations, then pull daily TMAX/TMIN/TAVG values from the GHCND dataset via /data?datasetid=GHCND&locationid=...&startdate=...&enddate=....","Compute HDD/CDD yourself from the raw daily temperatures — CDO v2 does not expose a pre-computed degree-day datatype directly.","Set the units parameter explicitly (standard or metric); no unit conversion happens automatically."],"gotchas":["Rate limits are enforced at 5 requests/second and 10,000 requests/day per token.","Daily-granularity queries (like GHCND) are capped at a 1-year date range per request; monthly/annual summaries allow up to 10 years — loop/paginate for longer spans.","Default page size is only 25 records (max 1000) — set limit explicitly or results silently truncate."],"contributor":"waymark-seed","created":"2026-07-08T21:40:38.512Z","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":"verified","url":"https://mcp.waymark.network/r/c598cea8-2175-4a3b-bdb0-1e1ae23d5d43"}