000 AGXX40 KNHC 031600 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1200 PM EDT SUN AUG 3 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO...LOW PRES NEAR 28N86W 1010 MB IS EXPECTED TO MOVE W AND INLAND THE COASTAL PLAINS AT THE TX/LA BORDER MON NIGHT. SOME POTENTIAL FOR TC DEVELOPMENT THUS MENTIONED SUCH IN TEXT PRODUCTS AND DENOTED ON GRAPHICS. SYSTEM WITHIN OUR HIGHEST CONCENTRATION OF OFFSHORE OBSERVATIONS AND RECON ON ITS WAY AS WELL. BELIEVE O6Z GFS OVERDONE DUE TO INTENSE CONVECTION. WILL GO WITH 20-30 KT THROUGH TONIGHT N-MIDDLE GULF...WHICH SHOULD COVER THE CONVECTIVE GUSTS...AND ALSO ALLOW EASY UPGRADE TO TC IF RECON SUPPORTS THE UPGRADE LATER THIS AFTERNOON. PROXIMITY TO COAST SUGGEST MAX SEAS BUILD TO ONLY 8 FT. AS LOW MOVES W A RIDGE WILL BUILD SW AND DISSECT MIDDLE GULF BY LATE IN PERIOD. TROPICAL AND SW ATLC...AN E-W RIDGE ALONG 25N WILL SHIFT N TO ALONG 29-30N MON THROUGH THU THEN SHIFT S TO ALONG 25-26N FRI WITH SLY WINDS N OF RIDGE INCREASING CONSIDERABLY FRI. UNCERTAINTY IS LOW PRES ALONG TROPICAL WAVE NEAR 18N51W ATTM. UPPER LEVELS WILL BECOME VERY UNFAVORABLE FOR TC DEVELOPMENT YET BELIEVE THERE WILL BE A SIGNIFICANT NE TO SE WINDS SHIFT AT 20-25 KT N OF 16N ALONG THE WAVE AXIS DIMINISHING TO TO A 15-20 KT WIND SHIFT AS THE WAVE AS IT MOVES THROUGH THE BAHAMAS WED INTO FRI. CARIBBEAN...FRESH TRADES CONTINUE ACROSS WATERS S OF 17N AND E 10-15 KT OVER AREA N OF 17N. A TROPICAL WAVE WILL MOVE THROUGH THE GULF OF HONDURAS TONIGHT. ANOTHER WAVE ALONG 75W WILL MOVE W 15 KT TO ALONG 80W MON...AND THROUGH GULF OF HONDURAS TUE. ANOTHER WAVE ALONG 52W WILL MOVE INTO THE E CARIBBEAN TUE... THROUGH THE CENTRAL CARIBBEAN WED AND THU...AND ALONG 80W EARLY FRI. YET ANOTHER WAVE IN THE E ATLC WILL INTO THE E CARIBBEAN LATE THU NIGHT. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. .FORECASTER NELSON. TROPICAL PREDICTION CENTER.