000 AXNT20 KNHC 171248 CCA TWDAT TROPICAL WEATHER DISCUSSION...CORRECTED NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 805 AM EDT THU SEP 17 2009 CORRECTED FIRST PARAGRAPH TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL AMERICA...GULF OF MEXICO...CARIBBEAN SEA...NORTHERN SECTIONS OF SOUTH AMERICA...AND ATLANTIC OCEAN TO THE AFRICAN COAST FROM THE EQUATOR TO 32N. THE FOLLOWING INFORMATION IS BASED ON SATELLITE IMAGERY...METEOROLOGICAL ANALYSIS...WEATHER OBSERVATIONS...AND RADAR. BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 1015. ...TROPICAL WAVES... AN EASTERN ATLANTIC OCEAN TROPICAL WAVE THAT WAS ALONG 23W/24W AT 17/0000 UTC WAS NOT ALL THAT EASY TO DISCERN. POSITION IS BASED ON CONTINUITY. A CARIBBEAN SEA TROPICAL WAVE IS ALONG 81W/82W TO THE SOUTH 15N MOVING WEST 10 TO 15 KT. THIS WAVE ALSO IS IMPOSSIBLE TO FIND. NO SIGNIFICANT DEEP CONVECTIVE PRECIPITATION IS ASSOCIATED WITH THIS WAVE. ...THE ITCZ... 15N16W 12N30W 10N40W 7N50W INTO GUYANA NEAR 6N60W. ISOLATED MODERATE SHOWERS WITHIN 240 NM ON EITHER SIDE OF THE AXIS TO THE EAST OF 26W...AND WITHIN 120 NM ON EITHER SIDE OF THE AXIS BETWEEN 26W AND 44W. ...DISCUSSION... THE GULF OF MEXICO... A MIDDLE LEVEL TO UPPER LEVEL TROUGH STRETCHES FROM NORTHEASTERN TEXAS TO SOUTH CENTRAL TEXAS INTO CENTRAL MEXICO NEAR 22N100W. A COLD FRONT STRADDLES THE NORTHWESTERN GULF COAST FROM SOUTHWESTERN LOUISIANA TO THE MIDDLE TEXAS COAST NEAR CORPUS CHRISTI. THE FRONT BECOMES STATIONARY INTO SOUTH CENTRAL TEXAS. SOME SHOWERS ARE ALONG THE FRONT IN THE WATERS. ISOLATED MODERATE SHOWERS ARE IN A LINE FROM 23N91W NORTHEASTWARD TO THE FLORIDA PANHANDLE AND EASTWARD TO THE SOUTHWESTERN FLORIDA COAST. THE CARIBBEAN SEA... AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS NEAR 15N73W... AT LEAST 180 NM TO THE SOUTH OF HAITI. CYCLONIC FLOW COVERS THE AREA FROM THE GUAJIRA PENINSULA OF NORTHEASTERN COLOMBIA TO NORTHERN HISPANIOLA BETWEEN 68W AND 80W. SHOWERS AND THUNDERSTORMS COVER THE AREA FROM COASTAL VENEZUELA TO JAMAICA. STRONG SHOWERS AND THUNDERSTORMS ARE ALONG THE PANAMA COAST IMMEDIATELY TO THE NORTHWEST OF THE GULF OF URABA OF COLOMBIA. SIMILAR PRECIPITATION IS ON TOP OF THE SOUTHEASTERN CORNER OF LAKE MARACAIBO OF NORTHWESTERN VENEZUELA. ISOLATED MODERATE SHOWERS COVER THE AREA FROM 19N TO COASTAL SOUTHERN CUBA BETWEEN 80W AND THE YUCATAN CHANNEL. THE ATLANTIC OCEAN... A DEEP LAYER WESTERN ATLANTIC OCEAN TROUGH SUPPORTS A SURFACE TROUGH THAT PASSES THROUGH 32N71W TO 28N72W TO THE BAHAMAS NEAR 23N75W. ISOLATED MODERATE SHOWERS ARE WITHIN 30 NM TO 60 NM ON EITHER SIDE OF 32N69W 29N72W 26N73W 22N76W. AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS NEAR 21N51W. CYCLONIC FLOW COVERS THE AREA FROM 13N TO 31N BETWEEN 46W AND 62W. THE SURFACE TROUGH THAT IS THE LAST REMNANT OF FRED IS ALONG 58W/59W FROM 20N TO 28N. ISOLATED MODERATE SHOWERS COVER THE AREA FROM 20N TO 28N BETWEEN 49W AND 61W. SHOWERS ARE FROM 7N TO 10N BETWEEN 48W AND 53W. AN UPPER LEVEL TROUGH PASSES THROUGH 33N16W TO A CYCLONIC CIRCULATION CENTER NEAR 28N27W...TO 26N29W TO 21N32W TO 18N36W AND 10N41W. THE PRECIPITATION THAT WAS THERE FROM 27N TO 30N BETWEEN 25W AND 30W IS DWINDLING NOW EVEN MORE AND MORE. A 1012 MB LOW PRESSURE CENTER IS NEAR 13N36W. ISOLATED MODERATE SHOWERS ARE FROM 10N TO 14N BETWEEN 37W AND 44W...AND FROM 16N TO 18N BETWEEN 28W AND 33W. SHOWERS ARE FROM 7N TO 10N BETWEEN 48W AND 53W. THIS PRECIPITATION IS IN THE MIDDLE OF UPPER LEVEL CYCLONIC FLOW TO THE NORTH OF IT AND MORE UPPER LEVEL CYCLONIC FLOW TO THE SOUTH OF IT. $$ CW/JC