ALERT: No maps available for GFS run 18 UTC Sat 27 Apr 2024. Defaulting to 06 UTC Fri 24 May 2024.
ALERT: Maps for forecast hour 336 do not exist, defaulting to fhour = 138.
Valid: 00 UTC Thu 30 May 2024
ERROR: Parameter CREF unavailable for GFS forecast hour 138.