Headline:
Flash Flood Warning issued July 9 at 5:29PM EDT until July 9 at 8:30PM EDT by NWS Mount Holly NJ
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
July 9, 2026 - 2:29pm
Expires:
July 9, 2026 - 5:30pm
Description:
At 529 PM EDT, emergency management reported flash flooding
occurring in Hockessin. Between 1 and 3 inches of rain have fallen.
The expected rainfall rate is 1 to 3 inches in 1 hour. Additional
rainfall amounts of 1 to 3 inches are possible in the warned area.
Flash flooding is already occurring.
HAZARD...Life threatening flash flooding caused by thunderstorms.
SOURCE...Emergency management reported.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets, and underpasses.
Some locations that may experience flash flooding include...
Newark, Chester, Swarthmore, Arden, Talleyville, Greenville, Elam,
Ashland, Concordville, Hockessin, Chelsea and Pike Creek.
This includes Interstate 476 in Pennsylvania between mile markers 1
and 6.
Instruction:
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Area Description:
New Castle, DE; Chester, PA; Delaware, PA
Forcast Office:
NWS Mount Holly NJ
Sender: