USRoadFeeds
National Weather Service

Live Weather Camera in Philadelphia, PA. Flash flood warning

Flash Flood Warning issued July 28 at 7:42PM EDT until July 28 at 10:15PM EDT by NWS Mount Holly NJ

Severe Immediate 5 cameras
Active Until
Jul 29, 2026 02:15 UTC
Certainty
Likely
Issued By
NWS Mount Holly NJ
Area
Hunterdon, NJ; Warren, NJ; Bucks, PA; Lehigh, PA; Northampton, PA

Warning Area and Cameras

Polygon shows the NWS alert area. Markers show matched traffic cameras.

Alert Details

At 742 PM EDT, emergency management reported that PA-309 is impassable due to flooding across the roadway in the vicinity of Lanark and Hopewell Roads. Between 2 and 4 inches of rain have fallen in the warned area. The expected rainfall rate is 1.5 to 2.5 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is already occurring.understorms producing heavy rain in HAZARD...Flash flooding caused by thunderstorms. SOURCE...Emergency management reported. IMPACT...Flooding of small creeks and streams, urban areas, highways, streets, and underpasses as well as other drainage and low lying areas. Some locations that may experience flash flooding include... Easton, Bethlehem, Forks, Wilson, Hellertown, Alpha, Ferndale, West Easton, Milford, Bloomsbury, Riegelsville and Glendon. This includes the following highways... Interstate 78 in New Jersey between mile markers 0 and 2...and between mile markers 6 and 10. Interstate 78 in Pennsylvania between mile markers 62 and 76.

Recommended Action

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.

Cameras Affected by this Warning

5 matched traffic cameras.

I-78 @ EXIT 60 (PA 309)

Philadelphia, PA
I-78

I-78 @ EXIT 67 (PA 412 HELLERTOWN)

Philadelphia, PA
I-78

I-78 @ EXIT 71 (PA 33)

Philadelphia, PA
I-78

I-78 @ EXIT 75 (MORGAN HILL RD)

Philadelphia, PA
I-78

US 22 @ 2ND ST (EASTON)

Philadelphia, PA
US 22