Headline:
Flash Flood Warning issued July 28 at 7:42PM EDT until July 28 at 10:15PM EDT by NWS Mount Holly NJ
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
July 28, 2026 - 4:42pm
Expires:
July 28, 2026 - 7:15pm
Description:
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.
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.
Area Description:
Hunterdon, NJ; Warren, NJ; Bucks, PA; Lehigh, PA; Northampton, PA
Forcast Office:
NWS Mount Holly NJ
Sender:
w-nws.webmaster@noaa.gov