ALERT: No maps available for NAM run 06 UTC Sat 05 Dec 2020. Defaulting to 12 UTC Tue 19 Mar 2024.
ALERT: Maps for forecast hour 21 do not exist, defaulting to fhour = 09.
Valid: 21 UTC Tue 19 Mar 2024
ERROR: Parameter THCK unavailable for NAM forecast hour 09.