ALERT: No maps available for GFS run 18 UTC Tue 18 Sep 2018. Defaulting to 00 UTC Wed 08 May 2024.
ALERT: Maps for forecast hour 69 do not exist, defaulting to fhour = 66.
Valid: 18 UTC Fri 10 May 2024
ERROR: Parameter VVELD unavailable for GFS forecast hour 66.