000 AGXX40 KNHC 031844 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 244 PM EDT SAT OCT 03 2009 UPPER LEVELS... WEAKENING TROUGH OVER THE AREA FROM ABOUT 70W TO 85W. MODERATE WESTERLIES NORTH OF 28N FROM FLORIDA WESTWARD. THESE WESTERLIES WILL EXTEND FURTHER EAST AND BY SUNDAY NIGHT BE NORTH OF 30N ACROSS THE ENTIRE AREA. MEANWHILE A RIDGE WILL BUILD OVER THE AREA ALONG 22N WITH THE TROUGH DISSIPATING BY SUNDAY NIGHT. THE RIDGE WILL COVER MOST OF THE AREA BY MONDAY THE EXCEPTION BEING A SHORTWAVE TROUGH THAT WILL MOVE OVER THE NORTHEAST PART OF THE ATLANTIC AREA MONDAY THEN PASS EAST OF 60W TUESDAY. A BROAD RIDGE WILL BE OVER THE AREA WEDNESDAY AND THURSDAY WITH A RIDGE AXIS ALONG 25N. SURFACE... SOUTH OF 20N TRADES WILL BE NEAR TO SLIGHTLY LESS THAN NORMAL WITH EASTERLY WINDS IN THE 15 TO 20 KT RANGE. SEAS WILL BE LESS THAN NORMAL IN THE ATLANTIC WITH A LACK OF EASTERLY SWELL KEEPING THE SEAS IN THE 5 TO 7 FT RANGE. SOUTHERLY RETURN FLOW IN THE WESTERN GULF OF MEXICO WILL INCREASE TONIGHT TO 20 KT AND CONTINUE IN THE 15 TO 20 KNOT RANGE THROUGH TUESDAY THEN DIMINISH TO 15 KNOTS OR LESS WEDNESDAY AND THURSDAY. A FRONTAL TROUGH WILL PASS BY BERMUDA LATE SUNDAY. SOUTHWEST WINDS OF UP TO 20 KT NORTH OF ABOUT 28N AHEAD OF THE TROUGH WILL PASS NORTH AND EAST OF THE AREA SUNDAY NIGHT. A TROUGH WILL DEVELOP ALONG THE EAST UNITED STATES COAST BEGINNING TUESDAY WITH SOUTHWEST FLOW IN THE ATLANTIC AREA NORTH OF 30N INCREASING TO 20 KNOTS. THESE WINDS WILL CONTINUE THROUGH WEDNESDAY THEN ON THURSDAY MOVE TO THE NORTHEAST PART OF THE ATLANTIC AREA AND BE MOSTLY EAST OF BERMUDA THURSDAY NIGHT. OTHERWISE WINDS WILL BE 15 KNOTS OR LESS. NORTH OF 25N THESE WINDS WILL BE SOUTHERLY WINDS AND FROM 20N TO 25N THESE WINDS WILL BE FROM THE EAST TO SOUTHEAST. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE $$ FORECASTER LL