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#1016441 (Received by flhurricane at: 11:00 AM 13.Sep.2020) TCMAT4 TROPICAL STORM SALLY FORECAST/ADVISORY NUMBER 8 NWS NATIONAL HURRICANE CENTER MIAMI FL AL192020 1500 UTC SUN SEP 13 2020 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE HURRICANE WARNING ALONG THE COAST OF LOUISIANA HAS BEEN EXTENDED WESTWARD TO MORGAN CITY. A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE COAST OF LOUISIANA FROM WEST OF MORGAN CITY TO INTRACOASTAL CITY. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A STORM SURGE WARNING IS IN EFFECT FOR... * PORT FOURCHON LOUISIANA TO THE MISSISSIPPI/ALABAMA BORDER * LAKE PONTCHARTRAIN...LAKE MAUREPAS...AND LAKE BORGNE A HURRICANE WARNING IS IN EFFECT FOR... * MORGAN CITY LOUISIANA TO OCEAN SPRINGS MISSISSIPPI * LAKE PONTCHARTRAIN AND LAKE MAUREPAS INCLUDING METROPOLITAN NEW ORLEANS A STORM SURGE WATCH IS IN EFFECT FOR... * MISSISSIPPI/ALABAMA BORDER TO THE ALABAMA/FLORIDA BORDER A HURRICANE WATCH IS IN EFFECT FOR... * EAST OF OCEAN SPRINGS TO THE ALABAMA/FLORIDA BORDER A TROPICAL STORM WARNING IS IN EFFECT FOR... * EAST OF OCEAN SPRINGS TO INDIAN PASS * INTRACOASTAL CITY LOUISIANA TO WEST OF MORGAN CITY A TROPICAL STORM WATCH IS IN EFFECT FOR... * INDIAN PASS TO OCHLOCKONEE RIVER FLORIDA A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING INUNDATION...FROM RISING WATER MOVING INLAND FROM THE COASTLINE...DURING THE NEXT 36 HOURS IN THE INDICATED LOCATIONS. FOR A DEPICTION OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER SERVICE STORM SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT HURRICANES.GOV. THIS IS A LIFE-THREATENING SITUATION. PERSONS LOCATED WITHIN THESE AREAS SHOULD TAKE ALL NECESSARY ACTIONS TO PROTECT LIFE AND PROPERTY FROM RISING WATER AND THE POTENTIAL FOR OTHER DANGEROUS CONDITIONS. PROMPTLY FOLLOW EVACUATION AND OTHER INSTRUCTIONS FROM LOCAL OFFICIALS. 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 TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS. A STORM SURGE WATCH MEANS THERE IS A POSSIBILITY OF LIFE- THREATENING INUNDATION...FROM RISING WATER MOVING INLAND FROM THE COASTLINE...IN THE INDICATED LOCATIONS DURING THE NEXT 48 HOURS. FOR A DEPICTION OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER SERVICE STORM SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT HURRICANES.GOV. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 12 TO 24 HOURS. TROPICAL STORM CENTER LOCATED NEAR 27.5N 84.9W AT 13/1500Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 998 MB MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT. 50 KT....... 30NE 30SE 0SW 0NW. 34 KT....... 60NE 80SE 0SW 20NW. 12 FT SEAS.. 30NE 30SE 0SW 30NW. 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 27.5N 84.9W AT 13/1500Z AT 13/1200Z CENTER WAS LOCATED NEAR 27.3N 84.6W FORECAST VALID 14/0000Z 28.0N 86.6W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 30NE 30SE 0SW 0NW. 34 KT... 90NE 80SE 0SW 40NW. FORECAST VALID 14/1200Z 28.5N 88.2W MAX WIND 65 KT...GUSTS 80 KT. 64 KT... 20NE 0SE 0SW 0NW. 50 KT... 40NE 20SE 0SW 20NW. 34 KT... 90NE 80SE 20SW 70NW. FORECAST VALID 15/0000Z 28.9N 89.4W MAX WIND 80 KT...GUSTS 100 KT. 64 KT... 20NE 10SE 10SW 15NW. 50 KT... 40NE 20SE 20SW 30NW. 34 KT...100NE 80SE 50SW 70NW. FORECAST VALID 15/1200Z 29.7N 90.2W...INLAND MAX WIND 65 KT...GUSTS 80 KT. 64 KT... 20NE 10SE 0SW 10NW. 50 KT... 40NE 30SE 20SW 30NW. 34 KT...100NE 80SE 50SW 60NW. FORECAST VALID 16/0000Z 30.3N 90.5W...INLAND MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 20NE 20SE 0SW 0NW. 34 KT... 60NE 90SE 20SW 40NW. FORECAST VALID 16/1200Z 31.5N 90.3W...INLAND MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 30NE 60SE 20SW 20NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 17/1200Z 33.6N 88.3W...INLAND MAX WIND 25 KT...GUSTS 35 KT. OUTLOOK VALID 18/1200Z 34.8N 83.8W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 27.5N 84.9W INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 13/1800Z NEXT ADVISORY AT 13/2100Z $$ FORECASTER BROWN |