000
AXNT20 KNHC 160547
TWDAT 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
205 AM EDT MON JUN 16 2014

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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0515 UTC.

...TROPICAL WAVES...

TROPICAL WAVE EXTENDS FROM 11N30W TO 1N37W MOVING W AT 10-15 KT. 
SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 5N-10N 
BETWEEN 31W-36W.

TROPICAL WAVE IN THE E CARIBBEAN EXTENDS FROM 19N68W TO  
VENEZUELA NEAR 7N64W MOVING W 15 KT. NO SIGNIFICANT DEEP 
CONVECTION IS CURRENTLY IN ASSOCIATION WITH THIS WAVE.

TROPICAL WAVE IN THE WESTERN CARIBBEAN EXTENDS FROM 21N78W TO 
NEAR 11N82W MOVING W 15 KT. SCATTERED MODERATE ISOLATED STRONG 
CONVECTION S OF 12N E OF 80W.
 
...ITCZ/THE MONSOON TROUGH...                                
     
THE MONSOON TROUGH EXTENDS FROM THE AFRICAN COAST NEAR 13N17W  
TO 8N18W. THE INTERTROPICAL CONVERGENCE ZONE AXIS EXTENDS FROM  
8N18W TO 7N29W THEN RESUMES FROM 2N41W TO THE EQUATOR AT 47W.
SCATTERED MODERATE FROM 1N-4N BETWEEN 41N-46W
 
...DISCUSSION...

GULF OF MEXICO...                                                
WEAK SURFACE RIDGING IS PRESENT IN THE NORTHERN GULF OF MEXICO. 
WITH A WEAK PRES GRADIENT SURFACE WINDS ARE LIGHT ACROSS THE 
AREA. A FEW LIGHT SHOWERS ARE ACROSS THE N CENTRAL GULF FROM 26N-
29N BETWEEN 89W AND 92W. OTHERWISE MODERATE TO STRONG SUBSIDENCE 
IS ACROSS MUCH OF THE AREA WITH AN UPPER LEVEL RIDGE EXTENDING 
FROM SW LOUISIANA TO NE MEXICO. 

CARIBBEAN SEA...                                                
ZONAL UPPER LEVEL WESTERLY FLOW ACROSS THE CARIBBEAN E OF 78W 
AROUND BROAD UPPER LEVEL RIDGING EXTENDING NORTHWARD FROM 
NORTHERN SOUTH AMERICA. THE TAIL END OF AN UPPER TROUGH DIPS 
INTO THE FAR NW CARIBBEAN THROUGH THE YUCATAN CHANNEL WITH SW 
WINDS OUT AHEAD OF IT HELPING TO ADVECT DEEP TROPICAL MOISTURE 
FROM THE NE PACIFIC. DRY AND STABLE AIR IS ACROSS THE FAR NW 
CARIBBEAN. FRESH TO STRONG EASTERLY TRADES...UP TO 30 KT NEAR 
THE COAST OF COLOMBIA DURING THE LATE NIGHT/EARLY MORNING HOURS 
WITH MODERATE TO FRESH TRADES...EXCEPT PULSING TO FRESH TO 
STRONG IN THE GULF OF HONDURAS EACH NIGHT/EARLY MORNING.

...HISPANIOLA...                                                
MOISTURE IS BEING ADVECTED TOWARD THE ISLAND FROM THE W AROUND A 
MID-UPPER LEVEL RIDGE. THIS COMBINED WITH A TROPICAL WAVE WHICH 
WILL MOVE BY JUST TO THE S OF THE ISLAND TODAY WILL SUPPORT A 
CHANCE OF SHOWERS AND TSTMS...ESPECIALLY DURING THE AFTERNOON 
AND EVENING HOURS WITH DAYTIME HEATING.

ATLANTIC OCEAN...                                                
AN UPPER LEVEL TROUGH IS ACROSS THE FAR W PORTION OF THE AREA 
WITH AN UPPER LEVEL EXTENDS FROM 32N68W TO EASTERN CUBA. SURFACE 
TROUGH...THE REMNANTS OF A COLD FRONT...IS NEARLY STATIONARY 
EXTENDING FROM NEAR 31N33W TO 24N50W. A FEW SHOWERS ARE 
OCCURRING ALONG THE TROUGH. OTHERWISE A SURFACE RIDGE IS E OF 
THE TROUGH. MOSTLY LIGHT WINDS ARE ACROSS NEARLY THE ENTIRE 
AREA.
 
FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
DGS