Official Discussion issued by the National Hurricane Center
(AL092024) DATA RELEASED: 9/28/2024 10:00:00 AM UTC
Copy of official data Post-Tropical Cyclone Helene Discussion Number 21 NWS Weather Prediction Center College Park MD AL092024 1000 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 today, 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 28/1500Z 36.6N 87.4W 15 KT 15 MPH...POST-TROP/EXTRATROP 12H 29/0000Z 36.5N 87.0W 15 KT 15 MPH...POST-TROP/EXTRATROP 24H 29/1200Z 36.3N 86.5W 15 KT 15 MPH...POST-TROP/EXTRATROP 36H 30/0000Z 36.1N 86.0W 15 KT 15 MPH...POST-TROP/EXTRATROP 48H 30/1200Z...DISSIPATED $$ Forecaster Gallina |