{"run":"2026021800","generated_at":"2026-02-18T09:09:33Z","updated_at":"2026-02-18T09:09:33Z","next_cleanup_at":"2026-02-18T15:09:33Z","base_url":"https://nomads.ncep.noaa.gov/pub/data/nccf/com/gfs/prod/gfs.20260218/00/atmos","total_files":1}