[Tropical] Tropical Weather Discussion

[EMWIN Server]

AXNT20 KNHC 100537
TWDAT

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
205 AM EDT SAT APR 10 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
0515 UTC...

...THE ITCZ...
THE ITCZ AXIS IS CENTERED ALONG 7N10W 4N20W 3N40W TO INLAND NE
BRAZIL NEAR 1N50W. CLUSTERS OF SCATTERED MODERATE/STRONG
CONVECTION ARE FROM 3N-5N BETWEEN 21W-27W...AND FROM 2N-5N
BETWEEN 29W-34W. WIDELY SCATTERED MODERATE CONVECTION IS FROM
EQ-4N BETWEEN 41W-45W.

...DISCUSSION...

GULF OF MEXICO...
AS OF 10/0300 UTC...A COLD FRONT EXTENDS FROM THE STRAITS OF
FLORIDA TO W CUBA ALONG 25N80W 22N83W MOVING E. BASICALLY THE
FRONT IS NOW PRODUCING BROKEN LOW CLOUDS AND A WIND SHIFT OVER
THE STRAITS OF FLORIDA. FURTHER NORTH...TEMPERATURES HAVE
DROPPED TO THE 50'S OVER THE FLORIDA PANHANDLE. A 1023 MB HIGH
IS ALSO CENTERED OVER ALABAMA NEAR 33N88W PRODUCING 10-15 KT
ANTICYCLONIC SURFACE FLOW OVER THE GULF OF MEXICO. IN THE UPPER
LEVELS...ZONAL FLOW COVERS THE GULF. SIGNIFICANT UPPER LEVEL
MOISTURE AND BROKEN HIGH CLOUDS ARE OVER THE E GULF W OF 90W.
STRONG SUBSIDENCE IS OVER THE E GULF. EXPECT...SCATTERED SHOWERS
OVER THE CENTRAL GULF OVER THE NEXT 24 HOURS.

CARIBBEAN SEA...
AS OF 10/0300 UTC...A 1009 MB LOW IS CENTERED OVER N COLOMBIA
NEAR 9N75W. FRESH TO STRONG TRADEWINDS ARE OVER THE CARIBBEAN
SEA AND CENTRAL AMERICA WITH STRONGEST WINDS ALONG THE COAST OF
COLOMBIA. WIDELY SCATTERED MODERATE CONVECTION IS INLAND OVER N
COLOMBIA AND NW VENEZUELA FROM 5N-10N BETWEEN 72W-78W. SCATTERED
SHOWERS ARE OVER PANAMA...COSTA RICA...HISPANIOLA...AND THE
WINDWARD ISLANDS S OF 15N E OF 63W. EXPECT...MORE SCATTERED
SHOWERS OVER THE SOUTHERN CARIBBEAN S OF 15N OVER THE NEXT 24
HOURS.

ATLANTIC OCEAN...
A COLD FRONT IS OVER THE W ATLANTIC FROM 32N72W TO THE STRAITS
OF FLORIDA NEAR 25N80W. SCATTERED MODERATE CONVECTION IS OVER
THE N BAHAMAS FROM 25N-27N BETWEEN 77W-79W. A 1029 MB HIGH IS
OVER THE CENTRAL ATLANTIC NEAR 32N54W. IN THE TROPICS... A
SURFACE TROUGH EXTENDS FROM 16N42W TO THE WINDWARD ISLANDS NEAR
13N60W. BROKEN LOW CLOUDS AND SCATTERED SHOWERS ARE WITHIN 60 NM
OF THE TROUGH. IN THE UPPER LEVELS...ZONAL FLOW IS OVER THE W
ATLANTIC W OF 70W. A BROAD UPPER LEVEL RIDGE IS N OF 20N BETWEEN
50W-70W. A BROAD UPPER LEVEL TROUGH IS N OF 20N BETWEEN 20W-50W.
EXPECT THE W ATLANTIC COLD FRONT TO MOVE E TO 32N64W IN 24 HOURS
WITH SHOWERS.

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

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FORMOSA




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