ALERT: No maps available for GFS run 12 UTC Sat 25 Jan 2020. Defaulting to 00 UTC Sat 27 Apr 2024.
ALERT: Maps for forecast hour 57 do not exist, defaulting to fhour = 54.
Valid: 06 UTC Mon 29 Apr 2024
ERROR: Parameter HGT unavailable for GFS forecast hour 54.