ALERT: No maps available for GFS run 06 UTC Sun 24 Sep 2017. Defaulting to 18 UTC Mon 06 May 2024.
ALERT: Maps for forecast hour 336 do not exist, defaulting to fhour = 240.
Valid: 18 UTC Thu 16 May 2024
ERROR: Parameter SRWSPD unavailable for GFS forecast hour 240.