ALERT: No maps available for GFS run 06 UTC Tue 30 May 2017. Defaulting to 12 UTC Sat 20 Apr 2024.
ALERT: Maps for forecast hour 336 do not exist, defaulting to fhour = 174.
Valid: 18 UTC Sat 27 Apr 2024
ERROR: Parameter SRWSPD unavailable for GFS forecast hour 174.