865
WTPA44 PHFO 151436
TCDCP4
POST-TROPICAL CYCLONE JULIO DISCUSSION NUMBER 47
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP102014
500 AM HST FRI AUG 15 2014
JULIO HAS DISSIPATED AS A TROPICAL CYCLONE. A VIIRS DAY-NIGHT IMAGE
AT 144 AM STILL SHOWED A WELL-DEFINED LOW CLOUD VORTEX BUT THE
SYSTEM HAS BEEN DEVOID OF DEEP CONVECTION FOR 24 HOURS. JTWC CARRIED
A CI NUMBER OF 1.5 WHILE SAB AND PHFO REPORTED THE SYSTEM AS TOO
WEAK TO CLASSIFY. I HAVE LOWERED THE INTENSITY TO 30 KT.
THE MODELS SHOW MODERATE NORTH SHEAR CONTINUING AND SEA SURFACE
TEMPERATURES BECOMING PROGRESSIVELY COOLER AS THE SYSTEM MOVES
FARTHER NORTHWEST. WITH NO DEEP CONVECTION NEAR THE CENTER TO FUEL
THE SYSTEM THE REMNANT OF JULIO CAN BE EXPECTED TO CONTINUE
WEAKENING AND DISSIPATE WITHIN 72 HOURS.
THE TRACK GUIDANCE SHOWS THE REMNANT JULIO MOVING SLOWLY NORTH OVER
THE NEXT 48 HOURS AND GRADUALLY TURNING TO THE NORTHWEST. BEYOND 72
HOURS A TROUGH ALOFT AND A FRONT WILL BE APPROACHING THE REMNANT OF
JULIO FROM THE NORTHWEST. THE REMNANT LOW WILL TURN TOWARD THE
NORTHEAST AND ACCELERATE BEFORE DISSIPATING.
FORECAST POSITIONS AND MAX WINDS
INIT 15/1500Z 32.4N 157.5W 30 KT 35 MPH...POST-TROP/REMNT LOW
12H 16/0000Z 32.8N 157.6W 25 KT 30 MPH...POST-TROP/REMNT LOW
24H 16/1200Z 33.4N 158.0W 25 KT 30 MPH...POST-TROP/REMNT LOW
36H 17/0000Z 34.0N 158.5W 25 KT 30 MPH...POST-TROP/REMNT LOW
48H 17/1200Z 34.6N 159.0W 20 KT 25 MPH...POST-TROP/REMNT LOW
72H 18/1200Z...DISSIPATED
$$
FORECASTER DONALDSON
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