{"run":"2026021718","generated_at":"2026-02-18T03:09:10Z","updated_at":"2026-02-18T03:09:10Z","next_cleanup_at":"2026-02-18T09:09:10Z","base_url":"https://nomads.ncep.noaa.gov/pub/data/nccf/com/gfs/prod/gfs.20260217/18/atmos","total_files":1}