ALERT: No maps available for GFS run 12 UTC Thu 24 May 2018. Defaulting to 18 UTC Mon 06 May 2024.
ALERT: Maps for forecast hour 54 do not exist, defaulting to fhour = 18.
Valid: 12 UTC Tue 07 May 2024
ERROR: Parameter SRWSPD unavailable for GFS forecast hour 18.