000
ABNT20 KNHC 171733
TWOAT 

TROPICAL WEATHER OUTLOOK
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT SAT AUG 17 2013

FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO...

THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL
STORM ERIN...LOCATED WEST-NORTHWEST OF THE CAPE VERDE ISLANDS.

DISORGANIZED SHOWER AND THUNDERSTORM ACTIVITY HAS INCREASED NEAR THE
AREA OF LOW PRESSURE OVER THE SOUTHWESTERN GULF OF MEXICO.
HOWEVER...THE LOW-LEVEL CIRCULATION HAS BECOME ELONGATED AND LESS
DEFINED DURING THE PAST FEW HOURS AND SURFACE PRESSURES REMAIN
HIGH. UPPER-LEVEL WINDS ARE EXPECTED TO REMAIN ONLY MARGINALLY
CONDUCIVE FOR DEVELOPMENT AS THIS SYSTEM BEGINS TO MOVE
NORTHWESTWARD TO WEST-NORTHWESTWARD OVER THE NEXT COUPLE OF DAYS.
AFTER 48 HOURS...DEVELOPMENT IS LESS LIKELY DUE TO INTERACTION WITH
LAND. INTERESTS IN THE CENTRAL AND WESTERN GULF OF MEXICO SHOULD
MONITOR THE PROGRESS OF THE SYSTEM THROUGH EARLY NEXT WEEK. THIS
SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL
CYCLONE DURING THE NEXT 48 HOURS...AND A MEDIUM CHANCE...30
PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 5 DAYS.
THE AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT MISSION SCHEDULED FOR
THIS AFTERNOON HAS BEEN CANCELLED. 

&&

FIVE-DAY FORMATION PROBABILITIES ARE EXPERIMENTAL IN 2013. COMMENTS
ON THE EXPERIMENTAL FORECASTS CAN BE PROVIDED AT...

HTTP://WWW.NWS.NOAA.GOV/SURVEY/NWS-SURVEY.PHP?CODE=ETWO

$$
FORECASTER BRENNAN