000 WTNT21 KNHC 102053 TCMAT1 HURRICANE IRMA FORECAST/ADVISORY NUMBER 47 NWS NATIONAL HURRICANE CENTER MIAMI FL AL112017 2100 UTC SUN SEP 10 2017 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A STORM SURGE WARNING IS IN EFFECT FOR... * SOUTH SANTEE RIVER SOUTHWARD TO JUPITER INLET * NORTH MIAMI BEACH SOUTHWARD AROUND THE FLORIDA PENINSULA TO THE OCHLOCKONEE RIVER * FLORIDA KEYS * TAMPA BAY A HURRICANE WARNING IS IN EFFECT FOR... * FERNANDINA BEACH SOUTHWARD AROUND THE FLORIDA PENINSULA TO INDIAN PASS * FLORIDA KEYS * LAKE OKEECHOBEE * FLORIDA BAY A HURRICANE WATCH IS IN EFFECT FOR... * NORTH OF FERNANDINA BEACH TO EDISTO BEACH 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 TROPICAL STORM WARNING IS IN EFFECT FOR... * BIMINI AND GRAND BAHAMA 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. INTERESTS ELSEWHERE IN THE SOUTHEASTERN UNITED STATES SHOULD MONITOR THE PROGRESS OF IRMA. HURRICANE CENTER LOCATED NEAR 26.2N 81.8W AT 10/2100Z POSITION ACCURATE WITHIN 10 NM PRESENT MOVEMENT TOWARD THE NORTH OR 350 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 938 MB MAX SUSTAINED WINDS 95 KT WITH GUSTS TO 115 KT. 64 KT....... 70NE 60SE 30SW 50NW. 50 KT.......100NE 100SE 70SW 100NW. 34 KT.......190NE 170SE 140SW 190NW. 12 FT SEAS..420NE 180SE 300SW 300NW. 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 26.2N 81.8W AT 10/2100Z AT 10/1800Z CENTER WAS LOCATED NEAR 25.6N 81.7W FORECAST VALID 11/0600Z 28.0N 82.5W...INLAND MAX WIND 75 KT...GUSTS 90 KT. 64 KT... 70NE 60SE 40SW 60NW. 50 KT...110NE 110SE 80SW 100NW. 34 KT...220NE 200SE 140SW 180NW. FORECAST VALID 11/1800Z 30.7N 83.9W...INLAND MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 60NE 60SE 60SW 60NW. 34 KT...200NE 180SE 160SW 110NW. FORECAST VALID 12/0600Z 33.1N 86.0W...INLAND MAX WIND 35 KT...GUSTS 45 KT. 34 KT...150NE 100SE 0SW 0NW. FORECAST VALID 12/1800Z 34.5N 88.3W...INLAND MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 13/1800Z 36.5N 89.0W...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 14/1800Z 39.0N 86.5W...POST-TROP/INLAND MAX WIND 20 KT...GUSTS 30 KT. OUTLOOK VALID 15/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 26.2N 81.8W NEXT ADVISORY AT 11/0300Z $$ FORECASTER PASCH