000
ACPN50 PHFO 131353 AAA
TWOCP 

TROPICAL WEATHER OUTLOOK...UPDATED
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
200 AM HST TUE AUG 13 2013

FOR THE CENTRAL NORTH PACIFIC...BETWEEN 140W AND 180

1. AN AREA OF LOW PRESSURE LOCATED ABOUT 900 MILES SOUTHEAST OF THE 
BIG ISLAND OF HAWAII CONTINUES TO PRODUCE SHOWERS AND THUNDERSTORMS. 
MORE THAN ONE VORTICITY CENTER LIES WITHIN THIS AREA OF 
INTEREST...HINDERING DEVELOPMENT AROUND A SINGLE DOMINANT CENTER. IF 
DEVELOPMENT OCCURS WITHIN THIS DISTURBED AREA...IT WILL BE SLOW AS 
IT MOVES WESTWARD AT ABOUT 15 MPH OVER THE NEXT COUPLE OF DAYS. THIS 
AREA OF INTEREST HAS A LOW CHANCE...20 PERCENT...OF BECOMING A 
TROPICAL CYCLONE DURING THE NEXT 48 HOURS.

2. A LOW PRESSURE SYSTEM LOCATED ABOUT 1500 MILES EAST SOUTHEAST OF 
THE BIG ISLAND OF HAWAII IS PRODUCING DISORGANIZED SHOWERS AND 
THUNDERSTORMS. ENVIRONMENTAL CONDITIONS ARE EXPECTED TO BE 
MARGINALLY CONDUCIVE FOR DEVELOPMENT DURING THE NEXT COUPLE OF DAYS 
BEFORE UPPER-LEVEL WINDS BECOME MORE UNFAVORABLE ON THURSDAY. THIS 
SYSTEM HAS A MEDIUM CHANCE...40 PERCENT...OF BECOMING A TROPICAL 
CYCLONE DURING THE NEXT 48 HOURS WHILE IT MOVES WESTWARD AT 15 TO 20 
MPH.

ELSEWHERE...NO TROPICAL CYCLONES ARE EXPECTED THROUGH EARLY THURSDAY 
MORNING.

$$

POWELL