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Hurricane Henri Forecast Advisory Number 25
2021-08-22 04:48:43| National Hurricane Center (Atlantic)
Issued at 0300 UTC SUN AUG 22 2021 000 WTNT23 KNHC 220248 TCMAT3 HURRICANE HENRI FORECAST/ADVISORY NUMBER 25 NWS NATIONAL HURRICANE CENTER MIAMI FL AL082021 0300 UTC SUN AUG 22 2021 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 SHORE OF LONG ISLAND FROM MASTIC BEACH TO MONTAUK POINT NEW YORK * NORTH SHORE OF LONG ISLAND FROM MONTAUK POINT TO FLUSHING NEW YORK * FLUSHING NEW YORK TO CHATHAM MASSACHUSETTS * NANTUCKET...MARTHA'S VINEYARD...AND BLOCK ISLAND A STORM SURGE WATCH IS IN EFFECT FOR... * EAST ROCKAWAY INLET TO MASTIC NEW YORK * NORTH OF CHATHAM MASSACHUSETTS TO SAGAMORE BEACH MASSACHUSETTS * CAPE COD BAY A HURRICANE WARNING IS IN EFFECT FOR... * SOUTH SHORE OF LONG ISLAND FROM FIRE ISLAND INLET TO MONTAUK POINT * NORTH SHORE OF LONG ISLAND FROM PORT JEFFERSON HARBOR TO MONTAUK POINT * NEW HAVEN CONNECTICUT TO WEST OF WESTPORT MASSACHUSETTS * BLOCK ISLAND A TROPICAL STORM WARNING IS IN EFFECT FOR... * PORT JEFFERSON HARBOR TO WEST OF NEW HAVEN CONNECTICUT * SOUTH SHORE OF LONG ISLAND FROM WEST OF FIRE ISLAND INLET TO EAST ROCKAWAY INLET * WESTPORT MASSACHUSETTS TO CHATHAM MASSACHUSETTS...INCLUDING MARTHA'S VINEYARD AND NANTUCKET * COASTAL NEW YORK AND NEW JERSEY WEST OF EAST ROCKAWAY INLET TO MANASQUAN INLET...INCLUDING NEW YORK CITY 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. INTERESTS ELSEWHERE IN THE NORTHEASTERN U.S. SHOULD MONITOR THE PROGRESS OF HENRI. HURRICANE CENTER LOCATED NEAR 38.6N 71.0W AT 22/0300Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE NORTH OR 355 DEGREES AT 18 KT ESTIMATED MINIMUM CENTRAL PRESSURE 987 MB EYE DIAMETER 25 NM MAX SUSTAINED WINDS 65 KT WITH GUSTS TO 80 KT. 64 KT....... 0NE 30SE 0SW 0NW. 50 KT....... 60NE 80SE 30SW 0NW. 34 KT.......100NE 130SE 100SW 40NW. 12 FT SEAS..180NE 240SE 150SW 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 38.6N 71.0W AT 22/0300Z AT 22/0000Z CENTER WAS LOCATED NEAR 37.6N 70.9W FORECAST VALID 22/1200Z 40.3N 71.2W MAX WIND 70 KT...GUSTS 85 KT. 64 KT... 25NE 25SE 0SW 0NW. 50 KT... 50NE 70SE 40SW 0NW. 34 KT...100NE 130SE 80SW 40NW. FORECAST VALID 23/0000Z 41.9N 71.8W...INLAND MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 20NE 30SE 0SW 0NW. 34 KT... 50NE 100SE 50SW 30NW. FORECAST VALID 23/1200Z 43.1N 71.7W...INLAND MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 24/0000Z 43.9N 70.5W...POST-TROP/INLAND MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 24/1200Z 44.4N 68.3W...POST-TROPICAL MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 25/0000Z 44.8N 63.5W...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 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 26/0000Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 38.6N 71.0W INTERMEDIATE PUBLIC ADVISORY...WTNT33 KNHC/MIATCPAT3...AT 22/0600Z NEXT ADVISORY AT 22/0900Z $$ FORECASTER BEVEN
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