From the Miami NWS office:

HOWEVER...SOME
HEADLINES WILL BE FORTHCOMING AS TPC HAS INDICATED THEY WILL BE
POSTING A TROPICAL STORM WATCH FOR OUR SOUTHERN MOST ZONES
(MIAMI-DADE...MAINLANLD MONROE...AND W COLLIER COUNTIES) AND THIS
WILL BE DONE ON THE LATE MORNING UPDATE. WILL WAIT UNTIL THE
OFFICIAL FORECAST POSTS BEFORE UPDATING.

.MFL WATCHES/WARNINGS/ADVISORIES...
FL...TROPICAL STORM WATCH E MIAMI-DADE......MAINLAND MONROE...AND
COASTAL COLLIER COUNTIES.
AM...TROPICAL STORM WATCH ATLANTIC WATERS SOUTH OF GOLDEN BEACH
INCLUDING BISCAYNE BAY.
GM...TROPICAL STORM WATCH ALL ZONES.

looks like Hurricane Watch soon for the lower & middle keys also