ALERT: No maps available for GFS run 18 UTC Fri 05 Jun 2020. Defaulting to 06 UTC Wed 08 May 2024.
ALERT: Maps for forecast hour 336 do not exist, defaulting to fhour = 156.
Valid: 18 UTC Tue 14 May 2024
ERROR: Parameter VVELD unavailable for GFS forecast hour 156.