000 AGXX40 KNHC 090449 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 130 AM SUN JUL 09 2006 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. THE REGION TONIGHT STILL DOMINATED BY A STRONG ANTICYCLONE CENTERED NEAR 33N58W AT MID LEVELS AND A TROUGH IN THE WESTERLIES ALONG 80W WHICH IS BEGINNING TO LIFT OUT. ANOTHER MID LEVEL RIDGE WAS LOCATED OVER NRN MEXICO WITH AN AXIS EXTENDING SE TO THE NW CARIB. ON THE SURFACE A MODERATE SUBTROPIC HIGH WAS LOCATED NEAR 32N52W AT 1029 MB TONIGHT. A WEAKENING STATIONARY FRONT WAS OVER CENTRAL FL AND TRPCL WAVES WERE LOCATED ALONG 37W..52W AND 80W ALL MOVING W 15 TO 20 KT. FOR DAY 1 LITTLE CHANGE TO THE MID LEVEL RIDGE WHILE THE TROUGH CONTINUES TO WEAKEN AS IT LIFTS SLOWLY NE. RIDGE OVER NRN MEXICO WEAKENS SLIGHTLY. ON THE SURFACE THE SUBTROPIC RIDGE HOLDS FIRM NEAR 32N58W WHILE THE STATIONARY FRONT OVER FL WEAKENS. MODERATE TRADES S OF 23N AND OVER CARIB E OF 80W. GULF WINDS LIGHT. FOR DAY 2 THE MID LEVEL RIDGE HOLDS FIRM WHILE THE TROUGH ALONG 80W LIFTS OUT IN THE WESTERLIES. THE MID LEVEL RIDGING OVER NRN MEXICO REMAINS STATIONARY BUT WEAKENS. ON THE SURFACE LITTLE CHANGE TO THE OVERALL WINDS. THE GFS MODEL BACKS OFF ON THE STRENGTH OF THE TRPL WAVE MOVING TO 50W DAY 2. OUTLOOK PERIOD... DAY 3 FINDS THE MID LEVEL RIDGE NEAR 33N60W BUT ELONGATED MORE NE/SW. WEAK MID LEVEL TROUGHING DEVELOPS IN THE EASTERLIES ALONG 50W AND OVER THE SRN GULF. ON THE SURFACE THE GFS MODEL HAS A WEAK SIGNATURE FOR THE TRPL WAVE ALONG 55W BUT WINDS TO 30 KT AGAINST THE RIDGE..PROBABLY OVERDONE. SOME INCREASE IN SE WINDS W OF 70W DAY 3 TO 20 KT. GULF AND NW CARIB WINDS MOSTLY LIGHT. DAY 4 FINDS THE MID LEVEL RIDGE WEAKENING SOME AND SHIFTING SW TO NEAR 30N73W. MID LEVEL TROUGHING DEVELOPS ALONG 55W WHILE THE SRN GULF TROUGH MOVES NW. ON THE SURFACE WINDS INCREASE OVER THE CARIB TO 25 KT DAY 4 AS THE SUBTROPIC RIDGE STRENGTHENS SOME. NW CARIB WINDS INCREASE SOME ALSO. GULF WINDS REMAIN LIGHT. THE TRPL WAVE MOVES TO 60W BUT WINDS NOW ARE 20 TO 25 KT. FOR DAY 5 THE MID LEVEL RIDGE OVER MEXICO MOVES TO THE SRN PLAINS AND EXTENDS EWD ACROSS THE SE US. MID ATLC TROUGHING CONTINUES ALONG 55W WITH A NEW MID LEVEL RIDGE CENTER DEVELOPING NEAR 27N45W. ON THE SURFACE THE SUBTROPIC RIDGE WEAKENS SLIGHTLY AND SHIFTS EWD TO NEAR 32N50W DAY 5 RELAXING THE WINDS OVER THE CARIB SOMEWHAT. A WEAK TROUGH DROPS S OVER N FL WITH MOSTLY LIGHT WINDS. GULF WINDS REMAIN MOSTLY LIGHT. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER RRG