ALERT: No maps available for GFS run 18 UTC Sun 28 Apr 2024. Defaulting to 06 UTC Wed 29 May 2024.
ALERT: Maps for forecast hour 57 do not exist, defaulting to fhour = 54.
Valid: 12 UTC Fri 31 May 2024
ERROR: Parameter SSPD unavailable for GFS forecast hour 54.