A.
The weather is below VFR criteria. There is a fog band obscuring the south end of the runway, request circle to land
B.
The weather is below minimums. There is a fog, request special go around fight procedure
C.
The weather is deteriorating. There is a fog band, we can’t execute base turn
D.
Request amended clearance to make base turn procedure. There is a fog bank obscuring the south end of the runway