[Robert A Cook PE]

What’s a GDFL?

[SouthTexas]

It's one of the track models. Here's a summary of all of them from NHC>

[Rte66]

I believe the term “GDFL” came into the lexicon about the same time as “hanging chads” did.

However, the GFDL is a computer model for tropical weathercasting.

Sorry, just being silly!

[CindyDawg]

It’s the blue one that is doing it’s own thing.