000 AGXX40 KNHC 030718 AAA MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 130 AM EDT SAT NOV 03 2007 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. A SHORTWAVE IN THE SRN BRANCH OF THE WESTERLIES MOVING OFF THE SE COAST TONIGHT INTERCEPTING NOEL AS IT MOVES NE. MID LEVEL RIDGE OVER SW GULF AND OVER ATLC ALONG 60W. ON THE SURFACE TONIGHT GALE CONDITION N OF 30N ACCORDING TO 06Z QUIKSCAT. MODERATELY STRONG RIDGE OVER MID ATLC CONTINUES TO PRODUCE 25 TO 30 KT WINDS N OF 25N FROM 40W TO 65W. GULF WINDS STILL LITTLE GUSTY NELY E OF 90W AND OVER NW CARIB. LATER DAY 1 SHORTWAVE ALONG 73W MOVING E WITH NEXT SHORTWAVE BACK ALONG 90W OVER MID CONUS. INVERTED MID LEVEL TROUGH OVER ATLC ALONG 53W STUCK UNDER MID LEVEL RIDGE OVER MID ATLC. ON THE SURFACE LATER DAY 1 COLD FRONT MOVING SLOWLY EWD TO NEAR 70W BACK OVER SE BAHAMAS INTO W CENTRAL CARIB. WINDS W OF FRONT WEAKENING AS HIGH PRES NOT BUILDING EWD VERY QUICKLY. RIDGE OVER MID ATLC SLOWLY WEAKENING BUT STILL PRODUCING WINDS TO 25 KT N OF 26N E OF 65W. FOR DAY 2 SECOND SHORTWAVE EJECTS FIRST ONE TAKING EXTRATROPICAL NOEL INTO CANADIAN MARITIMES. MID LEVEL FLOW BECOMES NWLY W OF 80W WILL BRING IN DRIER AIRMASS TO OUR REGION. INVERTED TROUGH AT MID LEVELS CLOSES OFF NEAR 60W BUT STILL STUCK ON S SIDE OF MID LEVEL RIDGE OVER REGION. ON THE SURFACE DAY 2 CONTINENTAL HIGH 1024 MB OVER NW GULF MOVING SLOWLY EWD WITH WINDS 15 TO 20 KT BETWEEN 75W AND 90W AND OVER NW CARIB. MID ATLC RIDGE WEAKENS AND WINDS E OF 60W MOSTLY 10 TO 15 KT. COLD FRONT LOSING IDENTITY JUST E OF 70W. OUTLOOK PERIOD... FOR DAY 3 LARGE CLOSING OFF TROUGH DROPPING RAPIDLY S OVER NRN PLAINS WILL TIGHTEN MID LEVEL GRADIENT S OF 40N W OF 70W. CLOSED OFF MID LEVEL LOW OVER ERN ATLC MOVING SSW WILL AFFECT OUR REGION E OF 40W. WEAK CLOSED MID LEVEL LOW STATIONARY NEAR 60W S OF 20N. ON THE SURFACE DAY 3 SURFACE LOW 1002 MB NEAR 30N35W WITH NLY WINDS TO 25 KT N OF 26N E OF 44W. CONTINENTAL HIGH WEAKENS TO 1020 MB MOVING SLOWLY E TO 30N90W STILL PRODUCING NE WINDS TO 20 KT OVER BAHAMAS AND NW CARIB. FOR DAY 4 STRONG UPPER TROUGH LOWERING MID LEVEL HEIGHTS ALONG 80W WITH MID LEVEL FLOW BECOMING NWLY W OF 80W. CLOSED VORTEX OVER ERN ATLC NEAR 30N35W BUT WEAKENING. ON THE SURFACE DAY 4 NEW COLD FRONT MOVES INTO NW GULF WITH WINDS OF 20 KT. LOW 1004 MB NEAR 29N36W WEAKENING WITH WINDS TO 20 KT E OF 45W. WINDS OVER BAHAMAS AND NW CARIB STILL NELY TO 20 KT. FOR DAY 5 STRONG UPPER TROUGH MOVING E TO 70W WITH MID LEVEL FLOW REMAINING STRONG NWLY W OF 80W. ON THE SURFACE DAY 5 NEXT CONTINENTAL HIGH 1028 MB MOVING E OVER SRN CONUS TO NEAR 90W PRODUCING NLY WINDS OF 20 KT BEHIND COLD FRONT THAT MOVES TO WRN BAHAMAS AND NW CARIB. REMAINDER OF REGION WEAK GRADIENT AND LIGHT WINDS. WARNINGS... ATLC... .AMZ080 GALE N OF 30N BETWEEN 68W AND 75W. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER RRG