ALERT: No maps available for GFS run 12 UTC Sun 27 May 2018. Defaulting to 18 UTC Fri 20 Sep 2024.
ALERT: Maps for forecast hour 276 do not exist, defaulting to fhour = 162.
Valid: 12 UTC Fri 27 Sep 2024
ERROR: Parameter HGT unavailable for GFS forecast hour 162.