ALERT: No maps available for GFS run 06 UTC Mon 24 Sep 2018. Defaulting to 00 UTC Sat 27 Apr 2024.
ALERT: Maps for forecast hour 108 do not exist, defaulting to fhour = 102.
Valid: 06 UTC Wed 01 May 2024
ERROR: Parameter SRWSPD unavailable for GFS forecast hour 102.