[Tropical] Tropical Weather Discussion

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AXNT20 KNHC 262322
TWDAT

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
805 PM EDT WED MAR 26 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 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
2315 UTC.

...ITCZ...
ITCZ AXIS IS CENTERED ALONG 5N10W 2N20W 1N30W CROSSING THE
EQUATOR NEAR 35W TO NE BRAZIL NEAR 4S39W.  SCATTERED MODERATE TO
ISOLATED STRONG CONVECTION IS ALONG THE COAST OF W AFRICA FROM
3N-6N BETWEEN 2W-6W...FROM 4N-6N BETWEEN 7W-9W...AND FROM 3N-4N
BETWEEN 10W-13W.  WIDELY SCATTERED MODERATE CONVECTION IS FROM
2N-4N BETWEEN 20W-22W.  ISOLATED MODERATE CONVECTION IS FROM
1S-2N BETWEEN 30W-42W.

...DISCUSSION...

GULF OF MEXICO...
A 1030 MB HIGH IS CENTERED OVER OFF THE COAST OF NE FLORIDA NEAR
30N79W.  A RIDGE AXIS EXTENDS SW FROM THE HIGH TO THE BAY OF
CAMPECHE NEAR 20N96W PRODUCING 10-20 KT ELY TO SELY SURFACE FLOW
OVER THE GULF OF MEXICO.  AN AREA OF BROKEN TO OVERCAST LOW
CLOUDS ARE INLAND OVER NE TEXAS N OF CORPUS CHRISTI.  MOSTLY
FAIR WEATHER DOMINATES THE REMAINDER OF THE GULF OF MEXICO.
SURFACE TEMPERATURES HAVE GONE BACK UP NICELY.  IN THE UPPER
LEVELS... THE BASE OF AN UPPER LEVEL TROUGH IS OVER THE GULF
WITH AXIS ALONG 81W.  STRONG SUBSIDENCE COVERS THE ENTIRE GULF.
EXPECT... CONTINUED FAIR WEATHER OVER THE GULF OF MEXICO FOR THE
NEXT 24 HOURS.

CARIBBEAN SEA...
AS OF 2100 UTC...A STATIONARY FRONT EXTENDS FROM E CUBA NEAR
20N75W TO A 1013 MB LOW OVER HONDURAS NEAR 16N86W.  SCATTERED
SHOWERS ARE WITHIN 30 NM OF THE FRONT.  BROKEN TO OVERCAST LOW
CLOUDS EXTEND 200 NM N OF THE FRONT ESPECIALLY OVER E CUBA AND
HONDURAS.  A 1008 MB LOW IS INLAND OVER N COLOMBIA NEAR 9N75W.
ELSEWHERE...BROKEN LOW CLOUDS WITH SCATTERED SHOWERS ARE OVER
THE E CARIBBEAN E OF 70W MOVING W WITH THE TRADES.  IN THE UPPER
LEVELS... AN UPPER LEVEL TROUGH IS OVER THE NW CARIBBEAN AND
CENTRAL AMERICA N OF 16N AND W OF 70W.  AN UPPER LEVEL HIGH IS
CENTERED OVER BARBADOS NEAR 13N60W PRODUCING SWLY FLOW OVER THE
CARIBBEAN S OF 16N AND E OF 80W.  A BAND OF UPPER LEVEL MOISTURE
AND BROKEN HIGH CLOUDS EXTEND FROM N COLOMBIA TO BEYOND THE
VIRGIN ISLANDS.  EXPECT...THE STATIONARY FRONT TO REMAIN IN
PLACE FOR THE NEXT 24 HOURS WITH SOME WEAKENING.

ATLANTIC OCEAN...
AS OF 2100 UTC...A 1030 MB HIGH IS CENTERED OVER OFF THE COAST
OF NE FLORIDA NEAR 30N79W.  A COLD FRONT ENTERS THE W ATLANTIC
NEAR 32N50W AND EXTENDS SW TO E CUBA NEAR 20N74W.  SCATTERED
SHOWERS ARE WITHIN 30 NM OF THE FRONT.  A 1031 MB HIGH IS OVER
THE CENTRAL ATLANTIC S OF THE AZORES NEAR 35N26W.  A SURFACE
RIDGE AXIS EXTENDS SW FROM THE HIGH CENTER TO 27N50W.  IN THE
UPPER LEVELS...A TROUGH IS OVER THE W ATLANTIC N OF 20N AND W OF
70W.  A RIDGE IS BETWEEN 40W-70W.  A TROUGH IS OVER THE E
ATLANTIC E OF 40W.  AN EMBEDDED UPPER LEVEL LOW IS CENTERED NEAR
26N33W.  EXPECT...THE FRONT N OF 27N TO PROCEED E TO 32N44W
WHILE THE REMAINDER OF THE FRONT BECOMES STATIONARY WITH
SHOWERS.

$$
FORMOSA




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