ALERT: No maps available for GFS run 00 UTC Tue 16 Oct 2018. Defaulting to 00 UTC Tue 14 May 2024.
ALERT: Maps for forecast hour 54 do not exist, defaulting to fhour = 39.
Valid: 15 UTC Wed 15 May 2024
ERROR: Parameter HGT unavailable for GFS forecast hour 39.