What are the two parts of a TAF?
Main Body and Conditional (Remarks)
50% of landing minimums exist in the tempo statement
we may depart under exemption 17347
If we fly under exemption 17347, what do we need?
we need two alternates, and both of them must meet derived alternate weather minimums
EXAMPLE:
TAF KDFW 051125Z 051212 18007KT P6SM BKN050
FM1700 18015KT 1SM OVC020
FM0100 18009KT P6SM SCT300
Go or no go under the exemption?
GO
EXAMPLE:
TAF KEUG 050555Z 050606 VRB03KT P6SM
FM0800 00000KT 1/4SM FG BKN001
No go, because the main body is below minimums