ALERT: No maps available for GFS run 18 UTC Tue 26 May 2020. Defaulting to 18 UTC Fri 10 May 2024.
ALERT: Maps for forecast hour 276 do not exist, defaulting to fhour = 192.
Valid: 18 UTC Sat 18 May 2024
ERROR: Parameter CREF unavailable for GFS forecast hour 192.