ALERT: No maps available for GFS run 06 UTC Thu 13 Dec 2018. Defaulting to 12 UTC Sat 04 May 2024.
ALERT: Maps for forecast hour 21 do not exist, defaulting to fhour = 09.
Valid: 21 UTC Sat 04 May 2024
ERROR: Parameter SHRM unavailable for GFS forecast hour 09.