000 AGXX40 KNHC 250632 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 230 AM EDT SAT JUN 25 2011 GULF OF MEXICO... CLUSTERS OF THUNDERSTORMS CONTINUE TO PULSE OVER THE WEST CENTRAL GULF OF MEXICO AS AN UPPER SHORT WAVE TROUGH MOVES THROUGH THE LOWER MISSISSIPPI VALLEY...THEN DIMINISH LATER TODAY AS THE TROUGH SHIFTS E. OTHERWISE LIGHT TO MODERATE SE WINDS PREVAIL ACROSS THE GULF...MAINLY S OF A SURFACE RIDGE AXIS THAT EXTENDS FROM THE WESTERN ATLC ALONG ROUGHLY 27N TO THE MISSISSIPPI RIVER DELTA. WINDS WILL INCREASE OVER THE SOUTH CENTRAL GULF AHEAD OF AN APPROACHING TROPICAL WAVE NW LOCATED ALONG 84W...THAT WILL MOVE NW THROUGH THE NW CARIBBEAN...THROUGH NORTHERN CENTRAL AMERICA AND THE YUCATAN PENINSULA...AND INTO THE SW GULF EARLY NEXT WEEK. GLOBAL MODELS ARE IN SOMEWHAT BETTER AGREEMENT SHOWING FRESH TO STRONG NE TO E WINDS OVER THE S CENTRAL AND SW GULF MON THROUGH WED. SHOWERS AND THUNDERSTORMS WILL ACCOMPANY THE WAVE INTO THE SW GULF EARLY NEXT WEEK. CARIBBEAN AND TROPICAL N ATLC W OF 55W... A TROPICAL WAVE ALONG 84W WILL BECOME MORE AMPLIFIED AS IT SHIFTS SLOWLY NW THROUGH THE NW CARIBBEAN TODAY. ABUNDANT MOISTURE WILL ACCOMPANY THE AMPLIFYING WAVE AS IT MOVES SLOWLY IN CENTRAL AMERICA AND THE YUCATAN THIS WEEKEND. NUMEROUS HEAVY SHOWER AND SCATTERED TSTMS MAY PRODUCE LOCALIZED FLOODING ESPECIALLY IN MOUNTAINOUS TERRAIN. COASTAL INUNDATION IS POSSIBLE AS WELL ALONG THE COASTS OF BELIZE AND QUINTANA ROO IN MEXICO. A SECOND TROPICAL WAVE CURRENTLY NEARING 50W IN THE ATLC WILL MOVE INTO THE WINDWARD ISLANDS BY LATE SUN...THEN PUSH THROUGH THE EASTERN CARIBBEAN THROUGH MON. PERSISTENT RIDGING N OF THE AREA ALONG WITH THE TROPICAL WAVE MOVEMENT WILL MAINTAIN FRESH TO STRONG OR EVEN NEAR GALE E TO SE FLOW FROM THE EASTERN CARIBBEAN TO THE NW CARIBBEAN THROUGH THE MIDDLE OF NEXT WEEK. SW N ATLC... PERSISTENT RIDGE OF HIGH PRESSURE ALONG 28N WILL GRADUALLY SHIFT N TO NEAR 30N TONIGHT AND BECOME NEARLY STATIONARY THROUGH THE WEEKEND. LIGHT TO MODERATE WINDS WILL PREVAIL OVER MOST OF THE AREA THROUGH TUE EXCEPT S OF 22N...WHERE FRESH TRADE WINDS CAN BE EXPECTED FROM A TIGHTER PRESSURE GRADIENT BETWEEN THE RIDGE AND LOWER PRESSURE TROPICAL WAVES MOVING ACROSS THE CARIBBEAN. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER CHRISTENSEN 000 AGXX40 KNHC 250632 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 230 AM EDT SAT JUN 25 2011 GULF OF MEXICO... CLUSTERS OF THUNDERSTORMS CONTINUE TO PULSE OVER THE WEST CENTRAL GULF OF MEXICO AS AN UPPER SHORT WAVE TROUGH MOVES THROUGH THE LOWER MISSISSIPPI VALLEY...THEN DIMINISH LATER TODAY AS THE TROUGH SHIFTS E. OTHERWISE LIGHT TO MODERATE SE WINDS PREVAIL ACROSS THE GULF...MAINLY S OF A SURFACE RIDGE AXIS THAT EXTENDS FROM THE WESTERN ATLC ALONG ROUGHLY 27N TO THE MISSISSIPPI RIVER DELTA. WINDS WILL INCREASE OVER THE SOUTH CENTRAL GULF AHEAD OF AN APPROACHING TROPICAL WAVE NW LOCATED ALONG 84W...THAT WILL MOVE NW THROUGH THE NW CARIBBEAN...THROUGH NORTHERN CENTRAL AMERICA AND THE YUCATAN PENINSULA...AND INTO THE SW GULF EARLY NEXT WEEK. GLOBAL MODELS ARE IN SOMEWHAT BETTER AGREEMENT SHOWING FRESH TO STRONG NE TO E WINDS OVER THE S CENTRAL AND SW GULF MON THROUGH WED. SHOWERS AND THUNDERSTORMS WILL ACCOMPANY THE WAVE INTO THE SW GULF EARLY NEXT WEEK. CARIBBEAN AND TROPICAL N ATLC W OF 55W... A TROPICAL WAVE ALONG 84W WILL BECOME MORE AMPLIFIED AS IT SHIFTS SLOWLY NW THROUGH THE NW CARIBBEAN TODAY. ABUNDANT MOISTURE WILL ACCOMPANY THE AMPLIFYING WAVE AS IT MOVES SLOWLY IN CENTRAL AMERICA AND THE YUCATAN THIS WEEKEND. NUMEROUS HEAVY SHOWER AND SCATTERED TSTMS MAY PRODUCE LOCALIZED FLOODING ESPECIALLY IN MOUNTAINOUS TERRAIN. COASTAL INUNDATION IS POSSIBLE AS WELL ALONG THE COASTS OF BELIZE AND QUINTANA ROO IN MEXICO. A SECOND TROPICAL WAVE CURRENTLY NEARING 50W IN THE ATLC WILL MOVE INTO THE WINDWARD ISLANDS BY LATE SUN...THEN PUSH THROUGH THE EASTERN CARIBBEAN THROUGH MON. PERSISTENT RIDGING N OF THE AREA ALONG WITH THE TROPICAL WAVE MOVEMENT WILL MAINTAIN FRESH TO STRONG OR EVEN NEAR GALE E TO SE FLOW FROM THE EASTERN CARIBBEAN TO THE NW CARIBBEAN THROUGH THE MIDDLE OF NEXT WEEK. SW N ATLC... PERSISTENT RIDGE OF HIGH PRESSURE ALONG 28N WILL GRADUALLY SHIFT N TO NEAR 30N TONIGHT AND BECOME NEARLY STATIONARY THROUGH THE WEEKEND. LIGHT TO MODERATE WINDS WILL PREVAIL OVER MOST OF THE AREA THROUGH TUE EXCEPT S OF 22N...WHERE FRESH TRADE WINDS CAN BE EXPECTED FROM A TIGHTER PRESSURE GRADIENT BETWEEN THE RIDGE AND LOWER PRESSURE TROPICAL WAVES MOVING ACROSS THE CARIBBEAN. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER CHRISTENSEN