[Tropical] Tropical Weather Discussion

[EMWIN Server]

AXNT20 KNHC 151748
TWDAT

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
205 PM EDT MON MAR 15 2010

TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL
AMERICA...GULF OF MEXICO...CARIBBEAN SEA...NORTHERN SECTIONS
OF SOUTH AMERICA...AND 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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 1715 UTC.

...THE ITCZ...
THE ITCZ AXIS IS CENTERED ALONG 8N12W 3N25W 3N51W. WIDELY
SCATTERED MODERATE CONVECTION IS FROM 2N-6N BETWEEN 8W-14W.

...DISCUSSION...

THE GULF OF MEXICO...
A SURFACE RIDGE IS OVER THE GULF OF MEXICO WITH AXIS FROM
LOUISIANA TO W CUBA. 10-15 KT ANTICYCLONIC WINDS WITH MOSTLY
FAIR WEATHER COVERS THE AREA. IN THE UPPER LEVELS...A BROAD
RIDGE IS PRODUCING ZONAL FLOW OVER THE GULF WITH A 110-130 KT
JETSTREAM OVER THE N GULF N OF 26N. SIGNIFICANT UPPER LEVEL
MOISTURE AND BROKEN HIGH CLOUDS ARE OVER THE GULF N OF 22N.
EXPECT IN 24 HOURS FOR...A SURFACE TROUGH TO BE OVER THE W GULF
AND A 1012 MB LOW TO BE OVER THE BAY OF CAMPECHE WITH RAIN AND
SHOWERS.

THE CARIBBEAN SEA...
THE TAIL END OF A COLD FRONT EXTENDS TO THE DOMINICAN REPUBLIC
WITH SHOWERS N OF THE ISLAND. THE ENTIRE CARIBBEAN AND CENTRAL
AMERICA HAS MOSTLY FAIR WEATHER. A RELATIVELY LAX SURFACE
PRESSURE GRADIENT IS OVER THE AREA WITH 10-20 KT TRADEWINDS.
IN THE UPPER LEVELS...AN UPPER LEVEL RIDGE IS OVER THE CARIBBEAN
WITH AXIS ALONG 13N. STRONG SUBSIDENCE IS OVER THE ENTIRE AREA
SUPPRESSING CONVECTION. EXPECT...CONTINUED FAIR WEATHER FOR THE
NEXT 24 HOURS.

THE ATLANTIC OCEAN...
A COLD FRONT IS OVER THE W ATLANTIC FROM 32N57W TO THE DOMINICAN
REPUBLIC ALONG 32N57W 28N59W 20N70W. SCATTERED SHOWERS ARE
WITHIN 30 NM OF THE FRONT. SCATTERED MODERATE CONVECTION IS ALSO
E OF THE FRONT FROM 27N-32N BETWEEN 47W-57W. FURTHER EAST A 1022
MB HIGH IS CENTERED OVER THE CENTRAL ATLANTIC NEAR 26N34W. A
COLD FRONT IS OVER THE E ATLANTIC ALONG 32N20W 21N28W. SCATTERED
SHOWERS ARE WITHIN 30 NM OF THE FRONT. IN THE UPPER LEVELS...A
RIDGE IS OVER THE W ATLANTIC W OF 55W. A BROAD UPPER LEVEL
TROUGH IS OVER THE REMAINDER OF THE ATLANTIC N OF 10N E OF 55W.
EXPECT IN 24 HOURS FOR...THE W ATLANTIC COLD FRONT TO EXTEND
FROM 32N40W TO 24N58W WITH CONVECTION. ALSO EXPECT THE E
ATLANTIC FRONT TO MOVE TO THE CANARY ISLANDS WITH SHOWERS.

FOR ADDITIONAL INFORMATION PLEASE VISIT
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORMOSA





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