ALERT: No maps available for NAM run 18 UTC Sun 21 Oct 2018. Defaulting to 18 UTC Fri 26 Apr 2024.
ALERT: Maps for forecast hour 27 do not exist, defaulting to fhour = 18.
Valid: 12 UTC Sat 27 Apr 2024
ERROR: Parameter EHI3 unavailable for NAM forecast hour 18.