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Post-Tropical Cyclone Debby Discussion Number  28
NWS Weather Prediction Center College Park MD   AL042024
500 AM EDT Fri Aug 09 2024
 
Key Messages:
 
1. Heavy rainfall across portions of the coastal Carolinas is 
expected to persist through today along with areas of considerable 
flooding. Heavy rainfall will also result in considerable to locally 
catastrophic flooding impacts across portions of the Mid-Atlantic 
States and Northeast through Friday night. 
 
2. The risk for a couple of tornadoes will extend from eastern North 
Carolina into Virginia and Maryland early this morning. The threat 
for tornadoes will shift northward into New Jersey, eastern 
Pennsylvania and eastern New York today.
 
 
FORECAST POSITIONS AND MAX WINDS
 
INIT  09/0900Z 38.2N  79.1W   25 KT  30 MPH...POST-TROPICAL
 12H  09/1800Z 42.4N  77.0W   25 KT  30 MPH...POST-TROP/EXTRATROP
 24H  10/0600Z 47.0N  70.0W   30 KT  35 MPH...POST-TROP/EXTRATROP
 36H  10/1800Z 50.0N  60.3W   30 KT  35 MPH...POST-TROP/EXTRATROP
 
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Forecaster Chenard
 
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