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TROPICAL STORM ALMA DISCUSSION NUMBER 29
NATIONAL WEATHER SERVICE MIAMI FL
2 PM PDT FRI MAY 31 2002
ALMA IS WEAKENING RAPIDLY AND HAS BECOME A TIGHT SWIRL OF LOW CLOUDS
DEVOID OF DEEP CONVECTION. HIGHEST WINDS OBSERVED BY THE LAST PAST
OF QUIKSCAT EARLIER TODAY WERE 40 KNOTS. ALMA IS SURROUNDED BY
DRY AIR AND IS MEANDERING OVER COOL SEA SURFACE TEMPERATURES.
THEREFORE...A CONTINUED WEAKENING IS EXPECTED AND ALMA MAY BECOME A
WEAK LOW SOONER THAN PREVIOUSLY ANTICIPATED. SOME INTERMITTENT
BURSTS OF CONVECTION ARE STILL POSSIBLE BEFORE DISSIPATION.
ALMA HAS BEEN MEANDERING DURING THE PAST SIX HOURS AND BECAUSE THE
LOW-LEVEL STEERING FLOW IS EXPECTED TO REMAIN WEAK...NO SIGNIFICANT
MOTION IS ANTICIPATED BEFORE DISSIPATION.
FORECASTER AVILA
FORECAST POSITIONS AND MAX WINDS
INITIAL 31/2100Z 17.7N 115.9W 40 KTS
12HR VT 01/0600Z 18.0N 116.0W 30 KTS
24HR VT 01/1800Z 18.0N 116.0W 25 KTS...DISSIPATING
36HR VT 02/0600Z 18.5N 116.0W 20 KTS...REMNANT LOW
48HR VT 02/1800Z 19.0N 116.0W 20 KTS...REMNANT LOW
72HR VT 03/1800Z 19.5N 116.0W 20 KTS...REMNANT LOW
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