Post-Tropical Cyclone Henri Public Advisory Number 33
ActuCyclone
23 août 2021
731 WTNT33 KWNH 240245 TCPAT3 BULLETIN Post-Tropical Cyclone Henri Advisory Number 33 NWS Weather Prediction Center College Park MD AL082021 1100 PM EDT Mon Aug 23 2021 ...POST-TROPICAL CYCLONE HENRI MOVING EAST... ...HEAVY RAINFALL AND FLOODING EXPECTED TO CONTINUE ACROSS PORTIONS OF SOUTHERN NEW ENGLAND THROUGH TONIGHT... SUMMARY OF 1100 PM EDT...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...41.4N 72.0W ABOUT 110 MI...175 KM ENE OF NEW YORK CITY ABOUT 50 MI...80 KM SE OF HARTFORD CONNECTICUT MAXIMUM SUSTAINED WINDS...25 MPH...35 KM/H PRESENT MOVEMENT...E OR 80 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- Flood watches are in effect across portions of central New England. DISCUSSION AND OUTLOOK ---------------------- At 1100 PM EDT (0300 UTC), the center of Post-Tropical Cyclone Henri was located near latitude 41.3 North, longitude 72.0 West. The post-tropical cyclone is moving toward the east near 13 mph (20 km/h) and this motion is expected to continue. Maximum sustained winds are near 25 mph (35 km/h) with higher gusts. Little change in strength is forecast during the next 12 hours. The estimated minimum central pressure is 1006 mb (29.71 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Remnant moisture from Henri is expected to produce additional rainfall 1 to 2 inches, with locally higher amounts possible, over southern to central New England through tonight. Heavy rainfall from Henri will continue to result in limited flash, urban, and small stream flooding impacts, along with isolated minor to moderate river flooding. The flood risk associated with Henri is expected to diminish by early Tuesday. For the latest rainfall reports and wind gusts associated with Henri at the following link: https://www.wpc.ncep.noaa.gov/discussions/nfdscc3.html SURF: Swells are expected to continue across much of the east coast of the U.S. and Atlantic Canada through tonight. These swells could cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 500 AM EDT. $$ Forecaster Pagano FORECAST POSITIONS AND MAX WINDS INIT 24/0300Z 41.3N 72.0W 20 KT 25 MPH...POST-TROPICAL/INLAND 12H 24/1200Z 41.6N 69.7W 25 KT 30 MPH...POST-TROPICAL 24H 25/0000Z...DISSIPATED