[Tropical] Tropical Weather Discussion

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AXNT20 KNHC 300549
TWDAT

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
205 AM EDT SUN MAR 30 2008

TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL
AMERICA...THE GULF OF MEXICO...THE CARIBBEAN SEA...NORTHERN
SECTIONS OF SOUTH AMERICA...AND THE ATLANTIC OCEAN TO THE
AFRICAN COAST FROM THE EQUATOR TO 32N. THE FOLLOWING
INFORMATION IS BASED ON SATELLITE IMAGERY...METEOROLOGICAL
ANALYSIS...WEATHER OBSERVATIONS...AND RADAR.

BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
0515 UTC.

...ITCZ...

ITCZ AXIS IS CENTERED ALONG 5N10W 3N20W 2N30W CROSSING THE
EQUATOR NEAR 42W TO 2S45W.  A SURFACE TROUGH FORMS A SOUTHERN
ITCZ EXTENDING FROM 2S18W TO 4S29W 7S31W.  SCATTERED MODERATE
ISOLATED STRONG CONVECTION IS FROM EQ-1N BETWEEN 24W-28W...1N-2N
BETWEEN 28W-31W...AND FROM EQ-3N BETWEEN 41W-45W.  SCATTERED
MODERATE TO STRONG CONVECTION IS ALONG THE TROUGH FROM 1S-3S
BETWEEN 18W-23W...FROM 2S-5S BETWEEN 25W-29W...AND FROM 5S-7S
BETWEEN 29W-31W.

...DISCUSSION...

GULF OF MEXICO...
10-20 KT SELY RETURN FLOW COVERS THE GULF OF MEXICO.  A
STATIONARY FRONT IS INLAND OVER SE TEXAS.  SCATTERED MODERATE
CONVECTION IS INLAND N OF CORPUS CHRISTI FROM 29N-30N BETWEEN
96W-98W.  BROKEN TO OVERCAST MULTILAYERED CLOUDS ARE OVER THE NW
GULF N OF 27N AND W OF 92W.  MOSTLY FAIR WEATHER COVERS THE
REMAINDER OF THE GULF.  IN THE UPPER LEVELS...A RIDGE IS OVER
TEXAS AND THE W GULF W OF 85W.  A WEAK UPPER LEVEL TROUGH IS
OVER FLORIDA.  SIGNIFICANT UPPER LEVEL MOISTURE COVERS THE N
GULF N OF 23N.  STRONG SUBSIDENCE COVERS THE REMAINDER OF THE
GULF. EXPECT SCATTERED SHOWERS OVER THE NW GULF OVER THE NEXT 24
HOURS.

CARIBBEAN SEA...
FRESH TRADES DOMINATE THE CARIBBEAN SEA WITH PATCHES OF BROKEN
LOW CLOUDS WITH SCATTERED SHOWERS OVER THE N CARIBBEAN FROM THE
VIRGIN ISLANDS TO E CUBA N OF 17N.  MORE SCATTERED SHOWERS ARE
OVER THE E CARIBBEAN E OF 68W.  IN THE UPPER LEVELS...THE
LEADING EDGE OF A RIDGE IS OVER THE W CARIBBEAN W OF 80W
PRODUCING NW UPPER LEVEL FLOW.  THE BASE OF AN UPPER LEVEL
TROUGH IS OVER THE E CARIBBEAN SEA E OF 80W.  STRONG SUBSIDENCE
COVERS THE ENTIRE CARIBBEAN.  EXPECT MORE SCATTERED SHOWERS OVER
THE NORTH CENTRAL CARIBBEAN OVER THE NEXT 24 HOURS.

ATLANTIC OCEAN...
A SURFACE TROUGH IS OVER THE W ATLANTIC AND THE N BAHAMAS FROM
30N76W TO 26N78W.  SCATTERED SHOWERS ARE N OF 28N BETWEEN
72W-78W.  A STRONG 1032 MB HIGH DOMINATES THE CENTRAL
ATLANTIC NEAR 33N33W.  BROAD SURFACE ANTICYCLONIC FLOW IS N OF
15N BETWEEN 10W-60W WITH PATCHES OF BROKEN LOW CLOUDS AND
ISOLATED SHOWERS.  IN THE UPPER LEVELS...A TROUGH IS OVER THE W
ATLANTIC N OF 20N AND W OF 70W.  ZONAL FLOW COVERS THE REMAINDER
OF THE ATLANTIC N OF 10N.  EXPECT SCATTERED SHOWERS OVER THE W
ATLANTIC W OF 65W DURING THE NEXT 24 HOURS.

$$
FORMOSA




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