ZCZC NFDTCPAT4 ALL TTAA00 KWNH DDHHMM BULLETIN Post-Tropical Cyclone Sally Advisory Number 26 NWS Weather Prediction Center College Park MD AL192020 1100 AM EDT Thu Sep 17 2020 ...POST-TROPICAL DEPRESSION SALLY STILL PRODUCING TORRENTIAL RAINS OVER THE CAROLINAS... ...A FEW TORNADOES POSSIBLE AS SALLY MOVES NORTHEAST ACROSS CAROLINAS THROUGH TONIGHT... SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...32.6N 84.4W ABOUT 115 MI...185 KM SW OF ATHENS GEORGIA MAXIMUM SUSTAINED WINDS...30 MPH...45 KM/H PRESENT MOVEMENT...NE OR 55 DEGREES AT 21 MPH...33 KM/H MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES WATCHES AND WARNINGS -------------------- Flash Flood Watches are in effect from northeast Georgia across much of Upstate South Carolina...most of North Carolina... and southeast Virginia. A Tornado Watch is posted across portions of central and northeast South Carolina. DISCUSSION AND OUTLOOK ---------------------- At 1100 AM EDT (1500 UTC), the center of Post-Tropical Cyclone Sally was located near latitude 32.6 North, longitude 84.4 West. The post-tropical cyclone is moving toward the northeast near 21 mph (33 km/h) and this motion is expected to continue through this afternoon with a gradual increase in forward speed. Maximum sustained winds are near 30 mph (45 km/h) with higher gusts. Little change in strength is forecast during the next 48 hours. The estimated minimum central pressure is 1004 mb (29.65 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL/FLOODING: Sally is expected to deposit 4 to 6 inches, with isolated amounts of 10 inches in and near the Carolinas and southern Virginia. Widespread flash flooding and minor to moderate river flooding is likely. TORNADOES: Scattered tornadoes may occur from southeast Georgia into South and North Carolina through this afternoon and into this evening. SURF: Swells from Sally will continue to affect the Gulf Coast from the Florida Big Bend westward to southeastern Louisiana through today. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 500 PM EDT. $$ Carbin FORECAST POSITIONS AND MAX WINDS INIT 17/1500Z 32.6N 84.4W 25 KT 30 MPH...POST-TROP 12H 18/0000Z 34.0N 81.7W 25 KT 30 MPH...POST-TROP 24H 18/1200Z 37.0N 75.0W 30 KT 35 MPH...POST-TROP 36H 19/0000Z...POST-TROP/REMNT LOW NNNN
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