Official Discussion issued by the National Hurricane Center
(AL092024) DATA RELEASED: 9/28/2024 4:00:00 AM UTC
Copy of official data Post-Tropical Cyclone Helene Discussion Number 20 NWS Weather Prediction Center College Park MD AL092024 400 AM CDT Sat Sep 28 2024 KEY MESSAGES: 1. Widespread significant river flooding is ongoing across the southern Appalachians, some of which are record-breaking. Conditions will continue to improve on Saturday, following the catastrophic flooding over the past two days. 2. There is a possibility of long-duration power outages in portions of the southeast U.S. If you use a generator, be sure it is placed outside at least 20 feet away from doors, windows, and garages to avoid deadly carbon monoxide poisoning. 3. Use caution after the system passes as deadly hazards remain including downed power lines and flooded areas. FORECAST POSITIONS AND MAX WINDS INIT 28/0900Z 37.3N 87.9W 20 KT 25 MPH...POST-TROP/EXTRATROP 12H 28/1800Z 36.9N 87.8W 20 KT 25 MPH...POST-TROP/EXTRATROP 24H 29/0600Z 36.9N 87.2W 15 KT 15 MPH...POST-TROP/EXTRATROP 36H 29/1800Z 36.8N 86.6W 15 KT 15 MPH...POST-TROP/EXTRATROP 48H 30/0600Z 36.6N 85.9W 15 KT 15 MPH...POST-TROP/EXTRATROP 60H 30/1800Z...DISSIPATED $$ Forecaster Hurley |