000
AGXX40 KNHC 041610
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1215 PM EDT WED JUL 04 2007

MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA
AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W.

GULF OF MEXICO...THE WEAK WESTERN SEGMENT OF THE ATLC FRONT 
SNEAKED INTO THE NE GULF WATERS LAST NIGHT WITH EVIDENCE OF WEAK 
LOW PRES ALONG THE W FL COAST NEAR 28N JUST BEFORE SUNRISE THIS 
MORNING. MOST OF THE ASSOCIATED UPPER TROUGH IS SHIFTING RAPIDLY 
E OVER THE ATLC...THUS EXPECT ALL TRACE OF FRONT TO DISSIPATE 
EARLY THIS AFTERNOON. WEAK HIGH PRES TO PERSIST OVER THE N 
CENTRAL GULF OF MEXICO INTO THE WEEKEND. MODELS FLUCTUATING ON 
TIMING OF WEEKEND ATLC RIDGE BUILDING ACROSS FL PENINSULA ALONG 
27-28N. IN ANY EVENT...LOW LEVEL RETURN FLOW ALONG SW AND W 
PORTIONS IN 15-20 KT RANGE. ELSEWHERE VARIABLE WINDS AROUND 
RIDGE AS IS MEANDERS.
       
SW ATLC...FRONT STALLED BRIEFLY ALONG 31N55W 27N70W 27N80W. 
EXPECT FRONT TO BEGIN TO DRIFT BACK N TONIGHT AND N OF AREA 
AROUND SUNSET FRI. AN ATLC SUBTROPICAL RIDGE BUILDS BACK W ALONG 
27-28N...S OF FRONTAL REMNANTS...THROUGH THIS WEEKEND. 
       
TROPICAL ATLC ZONE...E TO SE WINDS 10 TO 15 KT N PART WITH SEAS 
IN 3-4 FT RANGE INCREASING TO 15 TO 20 KT SUN. ELY TRADES 15 TO 
20 KT S OF 18N THROUGH PERIOD. MONITORING WEAK LOW NEAR 11N43W 
WHICH MOVED WNW 10 KT PAST 24 HOURS...BUT ITS WINDOW OF 
OPPORTUNITY FOR DEVELOPMENT IS SHRINKING WITH HOSTILE UPPER 
ENVIRONMENT TO ITS NW.  

CARIBBEAN...NE-E TRADES AT 25-30 KT S OF 16N BETWEEN 70W AND 
80W.  ELY FLOW IN 15-20 KT RANGE ELSEWHERE S OF 18N AND ELY 
10-15 KT OVER NW CARIBBEAN WATERS. NEXT TROPICAL WAVE ENTERS E 
CARIBBEAN TONIGHT WITH TIGHTEST GRADIENT SHIFTING TO E CARIBBEAN 
BEHIND WAVE.

WARNINGS...
ATLANTIC...NONE.

CARIBBEAN...NONE.

GULF OF MEXICO...NONE.

FORECASTER NELSON