000 AXNT20 KNHC 271824 CCA TWDAT TROPICAL WEATHER DISCUSSION...COR NWS NATIONAL HURRICANE CENTER MIAMI FL 205 PM EDT MON JUN 27 2011 CORRECTION FOR THE SPECIAL FEATURE SECTION... AND THE CARIBBEAN SEA AND ATLANTIC OCEAN SECTIONS. 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...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL ANALYSIS. BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 1745 UTC. ...SPECIAL FEATURE... BROAD LOW PRESSURE COVERS THE SOUTHWESTERN CORNER OF THE GULF OF MEXICO. A TROPICAL WAVE IS ALONG 25N91W 21N93W INTO THE ISTHMUS OF TEHUANTEPEC. AN UPPER LEVEL TROUGH PASSES THROUGH THE APALACHEE BAY OF FLORIDA INTO THE NORTH CENTRAL GULF OF MEXICO...AND THEN INTO WEST CENTRAL MEXICO NEAR 22N105W. STRONG RAINSHOWERS AND THUNDERSTORMS ARE IN THE SOUTHWESTERN CORNER OF THE GULF OF MEXICO FROM 20N TO 22N BETWEEN 92W AND 94W. UPPER LEVEL WINDS ARE CURRENTLY NOT CONDUCIVE FOR DEVELOPMENT RIGHT NOW. THESE WINDS ARE FORECAST TO BECOME MORE FAVORABLE DURING THE NEXT COUPLE OF DAYS. AN AIR FORCE RESERVE UNIT HURRICANE HUNTER PLANE IS SCHEDULED TO INVESTIGATE THE AREA ON TUESDAY...IF NECESSARY. LOCALLY HEAVY RAINS AND GUSTY WINDS WILL CONTINUE TO AFFECT SECTIONS OF EASTERN MEXICO AND CENTRAL AMERICA DURING THE NEXT DAY OR TWO AS IT MOVES SLOWLY TOWARD THE WEST-NORTHWEST. ...TROPICAL WAVES... AN ATLANTIC OCEAN TROPICAL WAVE IS ALONG 14N34W 10N36W 5N37W. THE WAVE CONTINUES TO BE JUST TO THE WEST OF A SURGE OF DEEP LAYER MOISTURE...AS SEEN IN TOTAL PRECIPITABLE WATER IMAGERY. IT IS ALSO EVIDENT IN VISIBLE SATELLITE IMAGERY AND IN INFRARED IMAGERY. ISOLATED MODERATE RAINSHOWERS ARE IN THE ITCZ FROM 5N TO 12N BETWEEN 34W AND 40W. AN EASTERN CARIBBEAN SEA TROPICAL WAVE RUNS FROM 17N61W... PASSING JUST TO THE WEST OF GUADELOUPE...TO 14N63W TO NORTHERN COASTAL VENEZUELA NEAR 10N64W. SAHARAN DUST HAS BEEN COVERING THE ATLANTIC OCEAN FROM 7N TO 22N BETWEEN 40W AND 60W. THE CARIBBEAN SEA THAT IS TO THE EAST OF 70W ALSO IS FEELING THE INFLUENCE OF AN UPPER LEVEL CYCLONIC CIRCULATION CENTER AND ITS CORRESPONDING WIND FLOW. ...THE ITCZ/THE MONSOON TROUGH... THE MONSOON TROUGH PASSES THROUGH THE PRIME MERIDIAN ALONG 21N TO 19N3W TO 22N12W TO 14N17W TO 7N27W. THE ITCZ CONTINUES FROM 7N27W TO 7N36W 5N40W 5N45W INTO NORTHEASTERN BRAZIL NEAR 4N52W. ISOLATED MODERATE RAINSHOWERS ARE ELSEWHERE TO THE SOUTH OF 13N BETWEEN AFRICA AND SOUTH AMERICA. ...DISCUSSION... FROM THE ATLANTIC OCEAN TO THE WEST OF 60W INTO THE GULF OF MEXICO WITH A TROUGH AND A RIDGE... A MIDDLE LEVEL TO UPPER LEVEL TROUGH PASSES THROUGH 32N74W IN THE ATLANTIC OCEAN...INTO THE APALACHEE BAY OF FLORIDA...TO THE NORTH CENTRAL GULF OF MEXICO...INTO THE WEST CENTRAL GULF OF MEXICO...AND INTO WEST-CENTRAL MEXICO NEAR 22N105W. AN UPPER LEVEL RIDGE PASSES THROUGH 32N70W 28N81W 24N85W 17N95W. UPPER LEVEL ANTICYCLONIC WIND FLOW IS WITHIN 150 NM ON EITHER SIDE OF THE RIDGE TO THE EAST OF 76W IN THE ATLANTIC OCEAN...WITHIN 360 NM ON EITHER SIDE OF THE RIDGE BETWEEN 76W AND 88W IN THE ATLANTIC OCEAN AND IN THE GULF OF MEXICO...AND WITHIN 330 NM ON EITHER SIDE OF THE RIDGE TO THE WEST OF 88W IN MEXICO AND IN NORTHERN PARTS OF CENTRAL AMERICA. ISOLATED MODERATE RAINSHOWERS EXTEND FROM 18N IN THE NORTHWESTERN CARIBBEAN SEA THROUGH THE THE YUCATAN CHANNEL INTO THE SOUTHEASTERN GULF OF MEXICO TO THE SOUTH OF 25N BETWEEN 85W AND 90W...AND TO THE SOUTH OF 24N TO THE WEST OF 90W IN THE GULF OF MEXICO AND INTERIOR MEXICO. THE CARIBBEAN SEA... UPPER LEVEL ANTICYCLONIC FLOW FROM THE RIDGE THAT IS TO THE SOUTHEAST OF THE ATLANTIC OCEAN-TO-GULF OF MEXICO MIDDLE LEVEL TO UPPER LEVEL TROUGH SPILLS INTO THE NORTHWESTERN CARIBBEAN SEA. THIS ANTICYCLONIC FLOW COVERS THAT PART OF THE CARIBBEAN SEA THAT IS TO THE WEST OF THE UPPER LEVEL CYCLONIC CENTER THAT IS ON TOP OF THE EXTREME EASTERN PART OF THE DOMINICAN REPUBLIC. AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS ON TOP OF THE EXTREME EASTERN PART OF THE DOMINICAN REPUBLIC. CYCLONIC FLOW THAT IS MOVING AROUND THIS CENTER COVERS THE CARIBBEAN SEA AND THE ATLANTIC OCEAN FROM 10N TO 25N BETWEEN 60W AND 75W. STRONG RAINSHOWERS AND THUNDERSTORMS ARE IN A FEW CLUSTERS FROM 15N TO 22N BETWEEN 65W AND 71W. GET READY FOR MORE RAIN...AT LEAST TO THE EAST OF 70W AS LONG AS THE CYCLONIC CENTER AND CYCLONIC WIND FLOW REMAIN INTACT AND IF THE SYSTEM BECOMES STATIONARY. THE REST OF THE ATLANTIC OCEAN... AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS ON TOP OF THE EXTREME EASTERN PART OF THE DOMINICAN REPUBLIC. CYCLONIC FLOW THAT IS MOVING AROUND THIS CENTER COVERS THE CARIBBEAN SEA AND THE ATLANTIC OCEAN FROM 10N TO 25N BETWEEN 60W AND 75W. MOST OF THE COMPARATIVELY STRONGEST PRECIPITATION IS IN THE CARIBBEAN SEA. SCATTERED MODERATE RAINSHOWERS AND POSSIBLE THUNDERSTORMS ARE TO THE SOUTH OF 22N BETWEEN 65W AND 71W. AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS SURROUNDED BY COMPARATIVELY DRIER AIR...NEAR 26N51W. BROAD CYCLONIC FLOW COVERS THE ATLANTIC OCEAN FROM 18N TO 30N BETWEEN 40W AND 58W. AN UPPER LEVEL TROUGH PASSES THROUGH 32N25W TO 25N38W. A COLD FRONT IS ALONG 31N BETWEEN 40W AND 46W. A SURFACE TROUGH EXTENDS FROM A 1022 MB LOW PRESSURE CENTER THAT IS NEAR 35N26W...PASSING THROUGH 32N26W TO 28N30W 26N36W AND 25N41W. A SURFACE RIDGE EXTENDS FROM A 1026 MB HIGH PRESSURE CENTER THAT IS NEAR 33N53W...TO 30N65W AND 31N77W. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ MT 000 AXNT20 KNHC 271824 CCA TWDAT TROPICAL WEATHER DISCUSSION...COR NWS NATIONAL HURRICANE CENTER MIAMI FL 205 PM EDT MON JUN 27 2011 CORRECTION FOR THE SPECIAL FEATURE SECTION... AND THE CARIBBEAN SEA AND ATLANTIC OCEAN SECTIONS. 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...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL ANALYSIS. BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 1745 UTC. ...SPECIAL FEATURE... BROAD LOW PRESSURE COVERS THE SOUTHWESTERN CORNER OF THE GULF OF MEXICO. A TROPICAL WAVE IS ALONG 25N91W 21N93W INTO THE ISTHMUS OF TEHUANTEPEC. AN UPPER LEVEL TROUGH PASSES THROUGH THE APALACHEE BAY OF FLORIDA INTO THE NORTH CENTRAL GULF OF MEXICO...AND THEN INTO WEST CENTRAL MEXICO NEAR 22N105W. STRONG RAINSHOWERS AND THUNDERSTORMS ARE IN THE SOUTHWESTERN CORNER OF THE GULF OF MEXICO FROM 20N TO 22N BETWEEN 92W AND 94W. UPPER LEVEL WINDS ARE CURRENTLY NOT CONDUCIVE FOR DEVELOPMENT RIGHT NOW. THESE WINDS ARE FORECAST TO BECOME MORE FAVORABLE DURING THE NEXT COUPLE OF DAYS. AN AIR FORCE RESERVE UNIT HURRICANE HUNTER PLANE IS SCHEDULED TO INVESTIGATE THE AREA ON TUESDAY...IF NECESSARY. LOCALLY HEAVY RAINS AND GUSTY WINDS WILL CONTINUE TO AFFECT SECTIONS OF EASTERN MEXICO AND CENTRAL AMERICA DURING THE NEXT DAY OR TWO AS IT MOVES SLOWLY TOWARD THE WEST-NORTHWEST. ...TROPICAL WAVES... AN ATLANTIC OCEAN TROPICAL WAVE IS ALONG 14N34W 10N36W 5N37W. THE WAVE CONTINUES TO BE JUST TO THE WEST OF A SURGE OF DEEP LAYER MOISTURE...AS SEEN IN TOTAL PRECIPITABLE WATER IMAGERY. IT IS ALSO EVIDENT IN VISIBLE SATELLITE IMAGERY AND IN INFRARED IMAGERY. ISOLATED MODERATE RAINSHOWERS ARE IN THE ITCZ FROM 5N TO 12N BETWEEN 34W AND 40W. AN EASTERN CARIBBEAN SEA TROPICAL WAVE RUNS FROM 17N61W... PASSING JUST TO THE WEST OF GUADELOUPE...TO 14N63W TO NORTHERN COASTAL VENEZUELA NEAR 10N64W. SAHARAN DUST HAS BEEN COVERING THE ATLANTIC OCEAN FROM 7N TO 22N BETWEEN 40W AND 60W. THE CARIBBEAN SEA THAT IS TO THE EAST OF 70W ALSO IS FEELING THE INFLUENCE OF AN UPPER LEVEL CYCLONIC CIRCULATION CENTER AND ITS CORRESPONDING WIND FLOW. ...THE ITCZ/THE MONSOON TROUGH... THE MONSOON TROUGH PASSES THROUGH THE PRIME MERIDIAN ALONG 21N TO 19N3W TO 22N12W TO 14N17W TO 7N27W. THE ITCZ CONTINUES FROM 7N27W TO 7N36W 5N40W 5N45W INTO NORTHEASTERN BRAZIL NEAR 4N52W. ISOLATED MODERATE RAINSHOWERS ARE ELSEWHERE TO THE SOUTH OF 13N BETWEEN AFRICA AND SOUTH AMERICA. ...DISCUSSION... FROM THE ATLANTIC OCEAN TO THE WEST OF 60W INTO THE GULF OF MEXICO WITH A TROUGH AND A RIDGE... A MIDDLE LEVEL TO UPPER LEVEL TROUGH PASSES THROUGH 32N74W IN THE ATLANTIC OCEAN...INTO THE APALACHEE BAY OF FLORIDA...TO THE NORTH CENTRAL GULF OF MEXICO...INTO THE WEST CENTRAL GULF OF MEXICO...AND INTO WEST-CENTRAL MEXICO NEAR 22N105W. AN UPPER LEVEL RIDGE PASSES THROUGH 32N70W 28N81W 24N85W 17N95W. UPPER LEVEL ANTICYCLONIC WIND FLOW IS WITHIN 150 NM ON EITHER SIDE OF THE RIDGE TO THE EAST OF 76W IN THE ATLANTIC OCEAN...WITHIN 360 NM ON EITHER SIDE OF THE RIDGE BETWEEN 76W AND 88W IN THE ATLANTIC OCEAN AND IN THE GULF OF MEXICO...AND WITHIN 330 NM ON EITHER SIDE OF THE RIDGE TO THE WEST OF 88W IN MEXICO AND IN NORTHERN PARTS OF CENTRAL AMERICA. ISOLATED MODERATE RAINSHOWERS EXTEND FROM 18N IN THE NORTHWESTERN CARIBBEAN SEA THROUGH THE THE YUCATAN CHANNEL INTO THE SOUTHEASTERN GULF OF MEXICO TO THE SOUTH OF 25N BETWEEN 85W AND 90W...AND TO THE SOUTH OF 24N TO THE WEST OF 90W IN THE GULF OF MEXICO AND INTERIOR MEXICO. THE CARIBBEAN SEA... UPPER LEVEL ANTICYCLONIC FLOW FROM THE RIDGE THAT IS TO THE SOUTHEAST OF THE ATLANTIC OCEAN-TO-GULF OF MEXICO MIDDLE LEVEL TO UPPER LEVEL TROUGH SPILLS INTO THE NORTHWESTERN CARIBBEAN SEA. THIS ANTICYCLONIC FLOW COVERS THAT PART OF THE CARIBBEAN SEA THAT IS TO THE WEST OF THE UPPER LEVEL CYCLONIC CENTER THAT IS ON TOP OF THE EXTREME EASTERN PART OF THE DOMINICAN REPUBLIC. AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS ON TOP OF THE EXTREME EASTERN PART OF THE DOMINICAN REPUBLIC. CYCLONIC FLOW THAT IS MOVING AROUND THIS CENTER COVERS THE CARIBBEAN SEA AND THE ATLANTIC OCEAN FROM 10N TO 25N BETWEEN 60W AND 75W. STRONG RAINSHOWERS AND THUNDERSTORMS ARE IN A FEW CLUSTERS FROM 15N TO 22N BETWEEN 65W AND 71W. GET READY FOR MORE RAIN...AT LEAST TO THE EAST OF 70W AS LONG AS THE CYCLONIC CENTER AND CYCLONIC WIND FLOW REMAIN INTACT AND IF THE SYSTEM BECOMES STATIONARY. THE REST OF THE ATLANTIC OCEAN... AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS ON TOP OF THE EXTREME EASTERN PART OF THE DOMINICAN REPUBLIC. CYCLONIC FLOW THAT IS MOVING AROUND THIS CENTER COVERS THE CARIBBEAN SEA AND THE ATLANTIC OCEAN FROM 10N TO 25N BETWEEN 60W AND 75W. MOST OF THE COMPARATIVELY STRONGEST PRECIPITATION IS IN THE CARIBBEAN SEA. SCATTERED MODERATE RAINSHOWERS AND POSSIBLE THUNDERSTORMS ARE TO THE SOUTH OF 22N BETWEEN 65W AND 71W. AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS SURROUNDED BY COMPARATIVELY DRIER AIR...NEAR 26N51W. BROAD CYCLONIC FLOW COVERS THE ATLANTIC OCEAN FROM 18N TO 30N BETWEEN 40W AND 58W. AN UPPER LEVEL TROUGH PASSES THROUGH 32N25W TO 25N38W. A COLD FRONT IS ALONG 31N BETWEEN 40W AND 46W. A SURFACE TROUGH EXTENDS FROM A 1022 MB LOW PRESSURE CENTER THAT IS NEAR 35N26W...PASSING THROUGH 32N26W TO 28N30W 26N36W AND 25N41W. A SURFACE RIDGE EXTENDS FROM A 1026 MB HIGH PRESSURE CENTER THAT IS NEAR 33N53W...TO 30N65W AND 31N77W. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ MT