ALERT: No maps available for GFS run 18 UTC Thu 21 Sep 2017. Defaulting to 06 UTC Fri 26 Apr 2024.
ALERT: Maps for forecast hour 108 do not exist, defaulting to fhour = 30.
Valid: 12 UTC Sat 27 Apr 2024
ERROR: Parameter TMPF unavailable for GFS forecast hour 30.