{"run":"2026030400","generated_at":"2026-03-04T09:09:00Z","updated_at":"2026-03-04T09:09:00Z","next_cleanup_at":"2026-03-04T15:09:00Z","base_url":"https://nomads.ncep.noaa.gov/pub/data/nccf/com/gfs/prod/gfs.20260304/00/atmos","total_files":1}