ALERT: No maps available for GFS run 06 UTC Tue 28 Mar 2017. Defaulting to 18 UTC Wed 24 Apr 2024.
ALERT: Maps for forecast hour 312 do not exist, defaulting to fhour = 156.
Valid: 06 UTC Wed 01 May 2024
ERROR: Parameter SRWSPD unavailable for GFS forecast hour 156.