Tropical Storm FRANK
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TROPICAL STORM FRANK DISCUSSION NUMBER 27
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP092010
200 AM PDT SAT AUG 28 2010
FRANK HAS LOST ALL OF ITS DEEP CONVECTION AND IS NOW ONLY A TIGHT
SWIRL OF LOW-LEVEL CLOUDS. SINCE THE CYCLONE LACKS CONVECTION...
DVORAK DATA T-NUMBERS CAN NOT BE MEASURED. THE INITIAL INTENSITY IS
LOWERED TO 35 KT...AND THAT COULD BE GENEROUS. CONTINUED WEAKENING
IS FORECAST AS FRANK IS EXPECTED TO REMAIN OVER COOL WATERS. THE
OFFICIAL FORECAST SHOWS FRANK DEGENERATING TO A REMNANT LOW IN 24
HOURS...BUT IF CONVECTION DOES NOT RE-DEVELOP THAT COULD OCCUR
SOONER.
THE INITIAL MOTION IS 345/4...A LITTLE TO THE EAST OF THE PREVIOUS
FORECAST TRACK. FRANK...OR ITS REMNANTS...ARE EXPECTED TO TURN
NORTH-NORTHEAST AND THEN NORTHEAST WITH A DECREASE IN FORWARD SPEED
UNTIL DISSIPATION.
FORECAST POSITIONS AND MAX WINDS
INITIAL 28/0900Z 20.3N 112.4W 35 KT
12HR VT 28/1800Z 20.8N 112.4W 30 KT
24HR VT 29/0600Z 21.3N 112.3W 25 KT...POST-TROP/REMNT LOW
36HR VT 29/1800Z 21.6N 112.1W 20 KT...POST-TROP/REMNT LOW
48HR VT 30/0600Z 21.8N 111.8W 20 KT...POST-TROP/REMNT LOW
72HR VT 31/0600Z...DISSIPATED
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FORECASTER CANGIALOSI
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