000
AXNT20 KNHC 222347
TWDAT 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
705 PM EST FRI FEB 22 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 6N10W 3N20W 3N40W 1N50W. SCATTERED 
MODERATE/STRONG CONVECTION IS FROM 4N-7N BETWEEN 16W-24W.

...DISCUSSION...
GULF OF MEXICO...
AS OF 2100 UTC...A COLD FRONT EXTENDS FROM LOUISIANA TO NE 
MEXICO ALONG 29N91W 24N98W.  SCATTERED MODERATE CONVECTION IS 
FROM LOUISIANA TO THE FLORIDA PANHANDLE FROM 27N TO BEYOND 31N 
BETWEEN 84W-92W.  THE NW GULF OF MEXICO HAS 10 KT NLY WINDS. 
THE REMAINDER OF THE GULF S OF THE FRONT GULF HAS 10-20 KT SLY 
SURFACE FLOW.  ISOLATED SHOWERS ARE OVER THE STRAITS OF FLORIDA 
AND THE SE GULF.  IN THE UPPER LEVELS...AN UPPER LEVEL TROUGH IS 
OVER THE W GULF OF MEXICO W OF 90W SUPPORTING THE COLD FRONT.  
AN UPPER LEVEL RIDGE IS OVER THE E GULF OF MEXICO WITH RIDGE 
AXIS ALONG 80W.  SIGNIFICANT MOISTURE AND HIGH CLOUDS ARE OVER 
THE E GULF E OF 92W.  STRONG SUBSIDENCE COVERS THE REMAINDER OF 
THE GULF.   EXPECT THE COLD FRONT TO CONTINUE MOVING E DURING 
THE NEXT 24 HOURS AND EXTEND FROM CENTRAL FLORIDA TO NE MEXICO 

CARIBBEAN...
FRESH TRADES DOMINATE THE CARIBBEAN SEA WITH STRONG TRADES ALONG 
THE COAST OF COLOMBIA.  SCATTERED SHOWERS ARE OVER CENTRAL 
AMERICA FROM PANAMA TO HONDURAS.  MORE SCATTERED SHOWERS DOTS 
THE CARIBBEAN SEA MOSTLY N OF 12N MOVING W.  IN THE UPPER LEVELS 
...AN UPPER LEVEL HIGH IS CENTERED N OF PANAMA NEAR 12N78W.  
ANTICYCLONIC FLOW IS W OF 65W.  THE W EDGE OF A TROUGH IS OVER 
THE FAR E CARIBBEAN E OF 65W.  STRONG SUBSIDENCE COVERS THE 
ENTIRE CARIBBEAN SEA.  EXPECT LITTLE CHANGE DURING THE NEXT 24 
HOURS.

ATLANTIC...
A DISSIPATING STATIONARY FRONT IS OVER THE CENTRAL ATLANTIC FROM 
32N55W TO 27N62W.  SCATTERED SHOWERS ARE WITHIN 60 NM OF THE 
FRONT.  A 1029 MB HIGH IS FURTHER E OVER THE CENTRAL ATLANTIC 
NEAR 33N38W PRODUCING FAIR WEATHER.  A 1017 MB LOW IS CENTERED N 
OF THE CANARY ISLANDS NEAR 32N15W.  IN THE UPPER LEVELS...A 
RIDGE IS OVER THE W ATLANTIC W OF 60W.  A LARGE UPPER LEVEL LOW 
IS CENTERED OVER THE CENTRAL ATLANTIC NEAR 22N40W.  CYCLONIC 
FLOW IS FROM 15N-28N BETWEEN 30W-48W.  AN UPPER LEVEL RIDGE IS 
OVER E ATLANTIC E OF 30W.  A PLUME OF UPPER LEVEL MOISTURE AND A 
90-110 KT JETSTREAM EXTENDS FROM 15N40W TO 25N15W. 

$$
FORMOSA