ALERT: No maps available for GFS run 12 UTC Sun 16 Dec 2018. Defaulting to 12 UTC Tue 23 Apr 2024.
ALERT: Maps for forecast hour 54 do not exist, defaulting to fhour = 30.
Valid: 18 UTC Wed 24 Apr 2024
ERROR: Parameter EHI3 unavailable for GFS forecast hour 30.