ALERT: No maps available for GFS run 12 UTC Sat 18 Aug 2018. Defaulting to 06 UTC Sun 12 May 2024.
ALERT: Maps for forecast hour 336 do not exist, defaulting to fhour = 156.
Valid: 18 UTC Sat 18 May 2024
ERROR: Parameter EHI3 unavailable for GFS forecast hour 156.