[Tropical] Tropical Cyclone Discussion
EMWIN Server
emwin at nashvilleweather.net
Wed Dec 7 20:32:16 CST 2005
WTNT44 KNHC 080230
TCDAT4
TROPICAL STORM EPSILON DISCUSSION NUMBER 35
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
10 PM EST WED DEC 07 2005
THE NORTHWESTERLIES ARRIVED OVER EPSILON THIS AFTERNOON...STRIPPING
THE DEEP CONVECTION FROM THE CENTER TO THE SOUTHEAST...LEAVING A
PARTIALLY EXPOSED LOW-LEVEL CIRCULATION. USING A BLEND OF T AND CI
NUMBERS FROM SAB AND TAFB...THE ADVISORY INTENSITY IS SET TO 55 KT.
WITH EVEN STRONGER NORTHWESTERLIES ON THE WAY...EPSILON WILL DECAY
RAPIDLY...PERHAPS LOSING ALL CONVECTION BEFORE BEING ABSORBED BY
THE COLD FRONT ADVANCING THROUGH THE CENTRAL ATLANTIC.
THE INITIAL MOTION IS 230/10. EPSILON WILL BE INCREASINGLY STEERED
BY A SHALLOW-LAYER FLOW AS IT DECAYS...AND THIS FLOW...CURRENTLY
NORTHEASTERLY...WILL WEAKEN AND REVERSE WITH THE APPROACHING
FRONTAL ZONE. THE OFFICIAL FORECAST BLENDS THE MEDIUM AND SHALLOW
BAM MODELS WITH THE GFS.
FORECASTER FRANKLIN
FORECAST POSITIONS AND MAX WINDS
INITIAL 08/0300Z 27.8N 39.2W 55 KT
12HR VT 08/1200Z 26.9N 39.8W 45 KT
24HR VT 09/0000Z 26.7N 39.8W 30 KT...REMNANT LOW
36HR VT 09/1200Z...DISSIPATED
$$
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