ALERT: No maps available for GFS run 18 UTC Fri 17 Nov 2017. Defaulting to 06 UTC Fri 29 Mar 2024.
ALERT: Maps for forecast hour 12 do not exist, defaulting to fhour = 09.
Valid: 15 UTC Fri 29 Mar 2024
ERROR: Parameter RELV unavailable for GFS forecast hour 09.