ALERT: No maps available for GFS run 18 UTC Tue 18 Dec 2018. Defaulting to 12 UTC Sat 11 May 2024.
ALERT: Maps for forecast hour 204 do not exist, defaulting to fhour = 162.
Valid: 06 UTC Sat 18 May 2024
ERROR: Parameter EHI unavailable for GFS forecast hour 162.