Show Selection: |
#537350 (Received by flhurricane at: 10:48 PM 26.Aug.2012) TCMAT4 TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER 24 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092012 0300 UTC MON AUG 27 2012 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE TROPICAL STORM WARNING ALONG THE EAST COAST OF FLORIDA HAS BEEN DISCONTINUED NORTH OF JUPITER INLET. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * EAST OF MORGAN CITY LOUISIANA TO DESTIN FLORIDA...INCLUDING METROPOLITAN NEW ORLEANS...LAKE PONTCHARTRAIN...AND LAKE MAUREPAS A HURRICANE WATCH IS IN EFFECT FOR... * EAST OF DESTIN TO INDIAN PASS FLORIDA A TROPICAL STORM WARNING IS IN EFFECT FOR... * THE FLORIDA PENINSULA FROM JUPITER INLET SOUTHWARD ON THE EAST COAST AND FROM TARPON SPRINGS SOUTHWARD ON THE WEST COAST. * FLORIDA KEYS...INCLUDING THE DRY TORTUGAS AND FLORIDA BAY * LAKE OKEECHOBEE * EAST OF DESTIN FLORIDA TO THE SUWANNEE RIVER A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA. A WARNING IS TYPICALLY ISSUED 36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA. A WATCH IS TYPICALLY ISSUED 48 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS. WATCHES OR WARNINGS MAY BE EXTENDED WESTWARD ALONG THE COAST OF LOUISIANA EARLY MONDAY. TROPICAL STORM CENTER LOCATED NEAR 24.2N 82.9W AT 27/0300Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 993 MB MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT. 50 KT....... 60NE 0SE 0SW 60NW. 34 KT.......180NE 120SE 80SW 180NW. 12 FT SEAS..200NE 200SE 150SW 150NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 24.2N 82.9W AT 27/0300Z AT 27/0000Z CENTER WAS LOCATED NEAR 24.0N 82.5W FORECAST VALID 27/1200Z 25.2N 84.8W MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 60NE 0SE 0SW 60NW. 34 KT...180NE 120SE 80SW 180NW. FORECAST VALID 28/0000Z 26.5N 86.7W MAX WIND 70 KT...GUSTS 85 KT. 64 KT... 20NE 20SE 0SW 20NW. 50 KT... 60NE 60SE 30SW 60NW. 34 KT...180NE 120SE 80SW 180NW. FORECAST VALID 28/1200Z 27.9N 88.3W MAX WIND 80 KT...GUSTS 100 KT. 64 KT... 30NE 20SE 10SW 20NW. 50 KT... 60NE 60SE 40SW 50NW. 34 KT...180NE 150SE 80SW 160NW. FORECAST VALID 29/0000Z 28.9N 89.3W MAX WIND 85 KT...GUSTS 105 KT. 50 KT... 70NE 60SE 50SW 60NW. 34 KT...180NE 150SE 90SW 160NW. FORECAST VALID 30/0000Z 30.6N 90.3W...INLAND MAX WIND 70 KT...GUSTS 85 KT. 50 KT... 50NE 60SE 60SW 40NW. 34 KT...100NE 150SE 100SW 90NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 175 NM ON DAY 4 AND 225 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY OUTLOOK VALID 31/0000Z 33.0N 91.0W...INLAND MAX WIND 30 KT...GUSTS 40 KT. OUTLOOK VALID 01/0000Z 36.0N 91.0W...INLAND MAX WIND 20 KT...GUSTS 30 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 24.2N 82.9W NEXT ADVISORY AT 27/0900Z $$ FORECASTER BROWN |