[Tropical] Tropical Weather Discussion

[EMWIN Server]

AXNT20 KNHC 260000
TWDAT

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
705 PM EST FRI 25 MAR 2005

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

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
2315 UTC.

...ITCZ...

ITCZ AXIS IS CENTERED ALONG 7N10W 3N20W 4N40W 2N50W.  SCATTERED
MODERATE TO STRONG CONVECTION IS INLAND OVER W AFRICA FROM
5N-10N BETWEEN 7W-11W.  SCATTERED MODERATE CONVECTION IS FROM
2N-5N BETWEEN 17W-20W.  WIDELY SCATTERED MODERATE CONVECTION IS
FROM 1N-2N BETWEEN 26W-28W...AND FROM EQ-2N BETWEEN 43W-47W.

...DISCUSSION...

GULF OF MEXICO...
1010 MB LOW IS OVER S GEORGIA WITH AN ASSOCIATED WARM FRONT
EXTENDING E INTO THE CAROLINAS.  THE GULF OF MEXICO HAS S TO SE
FLOW THROUGHOUT WITH WARM TEMPERATURES.  SCATTERED MODERATE
CONVECTION IS NOTED OVER CENTRAL FLORIDA FROM 28N-30N BETWEEN
80W-83W.  IN THE UPPER LEVELS...AN ANTICYCLONIC CIRCULATION IS
CENTERED OVER HONDURAS NEAR 14N87W.  A RIDGE EXTENDS N AND
COVERS THE ENTIRE GULF OF MEXICO WITH RIDGE AXIS ALONG 87W.  A
BAND OF PACIFIC MOISTURE TRAVERSES CENTRAL MEXICO AND COVERS THE
N GULF N OF 25N WITH BROKEN TO OVERCAST HIGH CLOUDS. A 120 KT
JETSTREAM IS OVER THE N GULF ALONG 24N100W 28N90W 28N80W.
EXPECT...THE NEXT COLD FRONT TO WORK ITS WAY INTO THE NW GULF
OVERNIGHT SUN. ANOTHER ROUND OF STRONG/POSSIBLY SEVERE TSTMS IN
ADVANCE OF THE COLD FRONT.

CARIBBEAN...
WEAK EASTERLIES ARE NOTED OVER THE CARIBBEAN SEA.  SCATTERED
MODERATE TO ISOLATED STRONG CONVECTION IS NOTED OVER INLAND
PANAMA AND COSTA RICA FROM 7N-9N BETWEEN 81W-84W.  IN THE UPPER
LEVELS...THE ANTICYCLONIC CIRCULATION CENTERED OVER HONDURAS IS
PRODUCING MOSTLY W TO NW FLOW OVER THE CARIBBEAN SEA.  STRONG
SUBSIDENCE PREVAILS THROUGHOUT LIMITING THUNDERSTORM ACTIVITY.

ATLANTIC...
SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS OVER THE W
ATLANTIC ALONG THE COAST OF FLORIDA FROM 26N-30N BETWEEN 73W-80W
MOVING E.  NUMEROUS LIGHTNING STRIKES ARE RECORDED OVER THE
AREA.  A COLD FRONT IS OVER THE CENTRAL ATLANTIC ALONG 32N49W
26N60W.  SCATTERED MODERATE CONVECTION IS WITHIN 90 NM E OF
FRONT N OF 27N.   A 1024 MB HIGH IS CENTERED OVER THE CENTRAL
AND EASTERN ATLANTIC NEAR 22N41W PRODUCING FAIR WEATHER FROM
5N-30N E OF 48W.  IN THE UPPER LEVELS...THE CONVECTION OVER THE
W ATLANTIC IS DUE IN PART TO UPPER LEVEL DIFFLUENCE ON THE NE
SECTOR OF A RIDGE W OF 70W.  AN UPPER LEVEL TROUGH IS OVER THE
CENTRAL ATLANTIC N OF 15N BETWEEN 40W-70W.  THE CENTRAL ATLANTIC
FRONT IS EMBEDDED UNDER THIS TROUGH.  WESTERLY UPPER LEVEL FLOW
COVERS THE REMAINDER OF THE ATLANTIC E OF 40W.

$$
FORMOSA



This weather bulletin was brought to you by:
www.nashvilleweather.net