ALERT: No maps available for GFS run 18 UTC Tue 18 Dec 2018. Defaulting to 12 UTC Tue 07 May 2024.
ALERT: Maps for forecast hour 348 do not exist, defaulting to fhour = 204.
Valid: 00 UTC Thu 16 May 2024
ERROR: Parameter EHI unavailable for GFS forecast hour 204.