ZCZC NFDTCPAT1 ALL TTAA00 KWNH DDHHMM BULLETIN Post-Tropical Cyclone Fred Advisory Number 36 NWS Weather Prediction Center College Park MD AL062021 1100 AM EDT Wed Aug 18 2021 ...POST-TROPICAL CYCLONE FRED MOVING NORTHEAST FROM WEST VIRGINIA AND PRODUCING HEAVY RAIN FROM PENNSYLVANIA TO NEW YORK... SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...39.5N 80.7W ABOUT 180 MI...290 KM WSW OF STATE COLLEGE PENNSYLVANIA MAXIMUM SUSTAINED WINDS...25 MPH...35 KM/H PRESENT MOVEMENT...NE OR 45 DEGREES AT 20 MPH...31 KM/H MINIMUM CENTRAL PRESSURE...1013 MB...29.92 INCHES WATCHES AND WARNINGS -------------------- Flood and Flash Flood Watches are in effect from West Virginia, Maryland, and parts of Virginia, northward across Pennsylvania, Upstate New York, and parts of Vermont. DISCUSSION AND OUTLOOK ---------------------- At 1100 AM EDT (1500 UTC), the center of Post-Tropical Cyclone Fred was located near latitude 39.5 North, longitude 80.7 West. The post-tropical cyclone is moving toward the northeast near 20 mph and this motion is expected to continue today with a gradual turn east tonight. Maximum sustained winds are near 25 mph (35 km/h) with higher gusts. Little change in strength is forecast during the next 48 hours. The estimated minimum central pressure is 1013 mb (29.92 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Through Tonight... Eastern Carolinas...additional 1 to 2 inches of rain, with isolated maximum storm totals of 6 inches. Through Thursday night... Upper Ohio Valley, the northern Mid-Atlantic States into New England...2 to 4 inches of rain with isolated maximum storm totals of 6 inches expected. Heavy rainfall across portions of the Mid-Atlantic States and Northeast could lead to flash, urban, small stream and isolated river flooding impacts. For the latest rainfall reports and wind gusts associated with Tropical Depression Fred, see the companion storm summary at WBCSCCNS1 with the WMO header ACUS41 KWBC or at the following link: https://www.wpc.ncep.noaa.gov/discussions/nfdscc1.html TORNADOES: A few tornadoes are possible today across parts of the inland Mid-Atlantic region. NEXT ADVISORY ------------- Next complete advisory at 500 PM EDT. $$ Forecaster Carbin/Churchill FORECAST POSITIONS AND MAX WINDS INIT 18/1500Z 39.5N 80.7W 20 KT 25 MPH...POST-TROP/INLAND 12H 19/0000Z 41.4N 78.3W 20 KT 25 MPH...POST-TROP/EXTRATROP 24H 19/1200Z 42.4N 75.5W 20 KT 25 MPH...POST-TROP/EXTRATROP 36H 20/0000Z 43.1N 72.3W 20 KT 25 MPH...POST-TROP/EXTRATROP 48H 20/1200Z 43.2N 69.3W 25 KT 30 MPH...POST-TROP/EXTRATROP NNNN