000
ABNT20 KNHC 211743
TWOAT 

SPECIAL TROPICAL WEATHER OUTLOOK
NWS NATIONAL HURRICANE CENTER MIAMI FL
145 PM EDT THU APR 21 2011

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

A LOW PRESSURE AREA LOCATED ABOUT 450 MILES NORTH-NORTHEAST OF SAN
JUAN PUERTO RICO IS PRODUCING POORLY ORGANIZED SHOWER AND
THUNDERSTORM ACTIVITY.  UPPER-LEVEL WINDS ARE EXPECTED TO BECOME
LESS CONDUCIVE FOR DEVELOPMENT ON FRIDAY...AND DEVELOPMENT OF THE
SYSTEM...IF ANY...SHOULD BE SLOW TO OCCUR AS IT MOVES NORTHWESTWARD
TO NORTHWARD AT ABOUT 10 MPH DURING THE NEXT DAY OR TWO.  THERE IS
A LOW CHANCE...10 PERCENT...OF THIS SYSTEM DEVELOPING INTO A
SUBTROPICAL OR TROPICAL CYCLONE DURING THE NEXT 48 HOURS. 
ADDITIONAL INFORMATION ON THIS LOW CAN BE FOUND IN HIGH SEAS
FORECASTS ISSUED BY THE NHC/TROPICAL ANALYSIS AND FORECAST
BRANCH...UNDER AWIPS HEADER NFDHSFAT2 AND WMO HEADER FZNT02 KNHC. 
ANOTHER SPECIAL OUTLOOK WILL BE ISSUED ON FRIDAY...OR SOONER IF
NECESSARY.

ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE
NEXT 48 HOURS.

$$
FORECASTER BEVEN