ALERT: No maps available for GFS run 12 UTC Mon 12 Nov 2018. Defaulting to 18 UTC Fri 10 May 2024.
ALERT: Maps for forecast hour 252 do not exist, defaulting to fhour = 180.
Valid: 06 UTC Sat 18 May 2024
ERROR: Parameter SRWSPD unavailable for GFS forecast hour 180.