Home Hurricane Irma Forecast Advisory Number 43
 

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Hurricane Irma Forecast Advisory Number 43

2017-09-09 22:56:10| National Hurricane Center (Atlantic)

Issued at 2100 UTC SAT SEP 09 2017 000 WTNT21 KNHC 092055 TCMAT1 HURRICANE IRMA FORECAST/ADVISORY NUMBER 43 NWS NATIONAL HURRICANE CENTER MIAMI FL AL112017 2100 UTC SAT SEP 09 2017 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... A STORM SURGE WARNING HAS BEEN EXTENDED FROM THE VOLUSIA/BREVARD COUNTY LINE TO THE SOUTH SANTEE RIVER. THE HURRICANE WATCH WEST OF THE AUCILLA RIVER TO INDIAN PASS HAS BEEN UPGRADED TO A HURRICANE WARNING...AND THE TROPICAL STORM WATCH WEST OF INDIAN PASS TO THE OKALOOSA/WALTON COUNTY LINE HAS BEEN UPGRADED TO A TROPICAL STORM WARNING. A TROPICAL STORM WARNING HAS BEEN ISSUED NORTH OF FERNANDINA BEACH TO SOUTH SANTEE RIVER. THE GOVERNMENT OF CUBA HAS DISCONTINUED THE WATCHES AND WARNINGS FOR HOLGUIN AND LAS TUNAS PROVINCES. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A STORM SURGE WARNING IS IN EFFECT FOR... * SOUTH SANTEE RIVER SOUTHWARD AROUND THE FLORIDA PENINSULA TO THE SUWANEE RIVER * FLORIDA KEYS * TAMPA BAY A STORM SURGE WATCH IS IN EFFECT FOR... * NORTH OF THE SUWANEE RIVER TO OCHLOCKONEE RIVER A HURRICANE WARNING IS IN EFFECT FOR... * FERNANDINA BEACH SOUTHWARD AROUND THE FLORIDA PENINSULA TO INDIAN PASS * FLORIDA KEYS * LAKE OKEECHOBEE * FLORIDA BAY * CUBAN PROVINCES OF CAMAGUEY... CIEGO DE AVILA...SANCTI SPIRITUS... VILLA CLARA...MATANZAS...AND HAVANA * ANDROS ISLAND...BIMINI AND GRAND BAHAMA A HURRICANE WATCH IS IN EFFECT FOR... * NORTH OF FERNANDINA BEACH TO EDISTO BEACH * WEST OF THE AUCILLA RIVER TO INDIAN PASS A TROPICAL STORM WARNING IS IN EFFECT FOR... * WEST OF INDIAN PASS TO THE OKALOOSA/WALTON COUNTY LINE * NORTH OF FERNANDINA BEACH TO SOUTH SANTEE RIVER 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 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 WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA. 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. INTERESTS ELSEWHERE IN CUBA AND THE SOUTHEASTERN UNITED STATES SHOULD MONITOR THE PROGRESS OF IRMA. HURRICANE CENTER LOCATED NEAR 23.4N 80.5W AT 09/2100Z POSITION ACCURATE WITHIN 10 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT 8 KT ESTIMATED MINIMUM CENTRAL PRESSURE 933 MB MAX SUSTAINED WINDS 110 KT WITH GUSTS TO 135 KT. 64 KT....... 60NE 60SE 30SW 60NW. 50 KT.......100NE 90SE 50SW 80NW. 34 KT.......160NE 160SE 120SW 170NW. 12 FT SEAS..420NE 30SE 30SW 120NW. 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 23.4N 80.5W AT 09/2100Z AT 09/1800Z CENTER WAS LOCATED NEAR 23.1N 80.2W FORECAST VALID 10/0600Z 24.1N 81.3W MAX WIND 115 KT...GUSTS 140 KT. 64 KT... 60NE 60SE 30SW 60NW. 50 KT...100NE 90SE 50SW 80NW. 34 KT...160NE 160SE 120SW 170NW. FORECAST VALID 10/1800Z 25.7N 82.0W MAX WIND 120 KT...GUSTS 145 KT. 64 KT... 60NE 60SE 30SW 60NW. 50 KT...115NE 110SE 60SW 90NW. 34 KT...200NE 170SE 130SW 180NW. FORECAST VALID 11/0600Z 28.3N 82.6W MAX WIND 100 KT...GUSTS 120 KT. 64 KT... 60NE 60SE 30SW 60NW. 50 KT...120NE 120SE 85SW 75NW. 34 KT...300NE 230SE 160SW 200NW. FORECAST VALID 11/1800Z 31.2N 83.8W...INLAND MAX WIND 65 KT...GUSTS 80 KT. 50 KT... 50NE 30SE 40SW 20NW. 34 KT...250NE 200SE 120SW 100NW. FORECAST VALID 12/1800Z 35.5N 88.0W...POST-TROP/INLAND MAX WIND 25 KT...GUSTS 35 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 13/1800Z 36.1N 89.0W...POST-TROP/INLAND MAX WIND 25 KT...GUSTS 35 KT. OUTLOOK VALID 14/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.4N 80.5W NEXT ADVISORY AT 10/0300Z $$ FORECASTER AVILA

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