ALERT: No maps available for GFS run 12 UTC Tue 16 Jul 2024. Defaulting to 06 UTC Sun 25 Aug 2024.
ALERT: Maps for forecast hour 336 do not exist, defaulting to fhour = 300.
Valid: 18 UTC Fri 06 Sep 2024
ERROR: Parameter HGT unavailable for GFS forecast hour 300.