[Tropical] Tropical Weather Discussion

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AXNT20 KNHC 241719
TWDAT

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
205 PM EDT SUN APR 24 2016

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...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL
ANALYSIS.

BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
1715 UTC.

...ITCZ/MONSOON TROUGH...

THE MONSOON TROUGH EXTENDS ACROSS W AFRICA INTO THE E TROPICAL
ATLANTIC NEAR 08N13W TO 06N17W WHERE THE ITCZ BEGINS AND
CONTINUES TO 04N34W TO THE COAST OF SOUTH AMERICA NEAR 00N50W.
SCATTERED MODERATE CONVECTION IS FROM 00N-03N W OF 37W.

...DISCUSSION...

GULF OF MEXICO...

A SHORTWAVE TROUGH IS ENTERING THE NW PORTION OF THE BASIN
ENHANCING CONVECTION N OF 24N AND W OF 92W. ACROSS THE REMAINDER
OF THE BASIN...A SURFACE RIDGE PREVAILS ANCHORED BY A 1017 MB
HIGH CENTERED OVER THE NE GULF NEAR 30N87W. FAIR WEATHER
PREVAILS ACROSS THE GULF AS STRONG SUBSIDENCE ALOFT DOMINATES
THE AREA. SCATTEROMETER DATA DEPICTS A GENTLE TO MODERATE
ANTICYCLONIC FLOW ACROSS THE BASIN. OVER THE NEXT 24
HOURS...EXPECT FOR THE SHORTWAVE TROUGH TO CONTINUE MOVING E
ACROSS THE NORTHERN GULF ENHANCING CONVECTION.

CARIBBEAN SEA...

A SURFACE TROUGH EXTENDS ACROSS THE W CARIBBEAN FROM 19N78W TO
13N80W. TO THE S...A 1009 MB SURFACE LOW IS CENTERED OVER THE
SOUTHERN CARIBBEAN WATERS NEAR 11N76W. SCATTERED MODERATE
CONVECTION PREVAILS IN THE VICINITY OF THE LOW S OF 12N BETWEEN
75W AND 82W. ACROSS THE NE PORTION OF THE BASIN...THE PROXIMITY
OF A STATIONARY FRONT ACROSS THE W ATLANTIC IS SUPPORTING
CLOUDINESS AND ISOLATED CONVECTION AFFECTING PORTIONS OF
HISPANIOLA...PUERTO RICO AND THE LEEWARD ISLANDS. SCATTEROMETER
DATA DEPICTS MODERATE TO FRESH TRADES ACROSS THE BASIN. EXPECT
A SIMILAR WEATHER PATTERN TO PREVAIL OVER THEN NEXT 24 HOURS.

HISPANIOLA...

ISOLATED CONVECTION PREVAILS OVER THE ISLAND DUE TO THE
PROXIMITY OF A STATIONARY FRONT CURRENTLY EXTENDING ACROSS THE
W ATLANTIC. AVAILABLE MOISTURE COMBINED WITH THE LOCAL EFFECTS
WILL PROMOTE MORE PRECIPITATION OVER THE NEXT 24 HOURS.

ATLANTIC OCEAN...

A SURFACE RIDGE EXTENDS ACROSS THE W ATLANTIC MAINLY W OF 76W.
TO THE E...A COLD FRONT EXTENDS FROM 25N74W TO 32N67W. A PRE-
FRONTAL TROUGH EXTENDS FROM 24N68W TO 31N66W. AN AREA OF
SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS PREVAILS BETWEEN
54W AND 66W. S OF THESE FEATURES...A STATIONARY FRONT EXTENDS
FROM 21N73W TO 22N50W TO 31N28W. SCATTERED LIGHT TO MODERATE
CONVECTION IS OBSERVED WITHIN 100 NM S OF THE FRONT BETWEEN 28W
AND 50W. A SURFACE RIDGE DOMINATES THE E ATLANTIC ANCHORED BY A
1019 MB HIGH CENTERED NEAR 28N26W. EXPECT IN 24 HOURS FOR THE
COLD FRONT IN THE W ATLANTIC TO CONTINUE MOVING E WITH
CONVECTION. THE STATIONARY FRONT WILL WEAKEN WHILE DRIFTING
NORTHWARD.

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

$$

ERA
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