Alert archive / Pennsylvania / Flash Flood Warnings in 2026
Flash Flood Warning 24, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 6, 2026, 10:15 AM EDT for Burlington County, Camden County, Gloucester County, New Jersey; 4 counties in Pennsylvania. It was in force for 4 hr. 8 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 6, 2026, 10:15 AM EDT (14:15 UTC)
- Expired
- Jul 6, 2026, 2:15 PM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Bucks County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 65 km from the middle of the area, began a volume at 14:18 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 6, 10:45 AM EDT | FLASH FLOOD | 1 N Philadelphia, PA | Flooding along 8th Street and Fairmount Avenue. A vehicle was stuck by the rail bridge. |
| Jul 6, 10:46 AM EDT | FLASH FLOOD | 1 Ssw Summerdale, PA | USGS gage Franklin Creek at Philadelphia (FCRP1) rose 6.02 feet in 21 minutes to go above Moderate FS. |
| Jul 6, 10:50 AM EDT | FLASH FLOOD | 1 N Northeast Philadelp, PA | SEPTA Trenton service suspended due to water over the rails. Time estimated. |
| Jul 6, 10:56 AM EDT | FLASH FLOOD | Collingswood, NJ | From Spotter Network: Localized flooding in Collingswood. 3 inches standing water on roads. |
| Jul 6, 11:05 AM EDT | FLASH FLOOD | 2 Sw Tioga, PA | Kelly Drive closed and under water due to heavy rain/flooding. |
| Jul 6, 11:15 AM EDT | FLASH FLOOD | 1 Wsw Bensalem, PA | Flooding reported in the center of Bensalem Township. There were at least 2 vehicles stuck in water. Time estimated from radar. |
| Jul 6, 11:37 AM EDT | FLASH FLOOD | Camden, NJ | US 30 near the Ben Franklin Bridge is closed due to flooding. |
| Jul 6, 11:50 AM EDT | FLASH FLOOD | 1 Ene Parkside, NJ | NJ511 webcam shows significant flooding with multiple cars stuck in flood waters at NJ38 and Airport Circle Webcam. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 2.3 hours before the alert went out and 218 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 11 J/kg
- Mixed-layer CIN
- -171 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
672
WGUS51 KPHI 061415
FFWPHI
NJC005-007-015-PAC017-045-091-101-061815-
/O.NEW.KPHI.FF.W.0024.260706T1415Z-260706T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
1015 AM EDT Mon Jul 6 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Northwestern Burlington County in southern New Jersey...
Northwestern Camden County in southern New Jersey...
Northwestern Gloucester County in southern New Jersey...
South Central Bucks County in southeastern Pennsylvania...
Eastern Delaware County in southeastern Pennsylvania...
Southeastern Montgomery County in southeastern Pennsylvania...
Philadelphia County in southeastern Pennsylvania...
* Until 215 PM EDT.
* At 1015 AM EDT, emergency management reported thunderstorms
producing heavy rain across the warned area. Between 1 and 2
inches of rain have fallen. Flash flooding is ongoing or expected
to begin shortly. Flooding along Kelly Drive near Lemon Hill has
been reported.
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...
Philadelphia, Camden, Gloucester City, Bensalem, Chester, West
Deptford, Bellmawr, Yeadon, Woodbury, Riverside, Palmyra and
Folcroft.
People attending Lemon Hill should seek shelter immediately.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 13 and 28.
Interstate 476 in Pennsylvania between mile markers 0 and 10.
Interstate 76 in Pennsylvania between mile markers 335 and 351.
Interstate 95 in Pennsylvania between mile markers 4 and 38.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 76 in New Jersey between mile markers 0 and 3.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 4004 7531 4016 7507 4011 7490 4002 7491
3986 7509 3978 7535 3988 7543
FLASH FLOOD...OBSERVED
$$
Robertson4 follow-up statements
546
WGUS71 KPHI 061448
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
1048 AM EDT Mon Jul 6 2026
NJC005-007-015-PAC017-045-091-101-061815-
/O.CON.KPHI.FF.W.0024.000000T0000Z-260706T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Burlington NJ-Camden NJ-Gloucester NJ-Bucks PA-Delaware PA-
Montgomery PA-Philadelphia PA-
1048 AM EDT Mon Jul 6 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 PM EDT THIS
AFTERNOON FOR NORTHWESTERN BURLINGTON, NORTHWESTERN CAMDEN,
NORTHWESTERN GLOUCESTER, SOUTH CENTRAL BUCKS, EASTERN DELAWARE,
SOUTHEASTERN MONTGOMERY AND PHILADELPHIA COUNTIES...
At 1048 AM EDT, gauge reports indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. Flash flooding is ongoing or expected to begin shortly.
Flooding along Kelly Drive near Lemon Hill has been reported. The
Frankford Creek at Frankford is now above flood stage.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Gauges 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...
Philadelphia, Camden, Gloucester City, Bensalem, Chester, West
Deptford, Bellmawr, Yeadon, Woodbury, Riverside, Palmyra and
Folcroft.
People attending Lemon Hill should seek shelter immediately.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 13 and 28.
Interstate 476 in Pennsylvania between mile markers 0 and 9.
Interstate 76 in Pennsylvania between mile markers 335 and 351.
Interstate 95 in Pennsylvania between mile markers 4 and 38.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 76 in New Jersey between mile markers 0 and 3.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 4004 7531 4016 7507 4011 7490 4002 7491
3986 7509 3978 7535 3988 7543
FLASH FLOOD...GAUGE INDICATED
$$
Robertson274
WGUS71 KPHI 061506
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
1106 AM EDT Mon Jul 6 2026
NJC005-007-015-PAC017-045-091-101-061815-
/O.CON.KPHI.FF.W.0024.000000T0000Z-260706T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Burlington NJ-Camden NJ-Gloucester NJ-Bucks PA-Delaware PA-
Montgomery PA-Philadelphia PA-
1106 AM EDT Mon Jul 6 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 PM EDT THIS
AFTERNOON FOR NORTHWESTERN BURLINGTON, NORTHWESTERN CAMDEN,
NORTHWESTERN GLOUCESTER, SOUTH CENTRAL BUCKS, EASTERN DELAWARE,
SOUTHEASTERN MONTGOMERY AND PHILADELPHIA COUNTIES...
At 1106 AM EDT, local law enforcement reported thunderstorms
producing heavy rain with multiple roads flooded in Camden. Between
2 and 3 inches of rain have fallen. The expected rainfall rate is 1
to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches
are possible in the warned area. Flash flooding is already occurring.
HAZARD...Life threatening flash flooding caused by thunderstorms.
SOURCE...Law enforcement reported.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets, and underpasses.
Some locations that may experience flash flooding include...
Philadelphia, Camden, Gloucester City, Bensalem, Chester, West
Deptford, Bellmawr, Yeadon, Woodbury, Riverside, Palmyra and
Folcroft.
People attending Lemon Hill should seek shelter immediately.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 13 and 28.
Interstate 476 in Pennsylvania between mile markers 0 and 9.
Interstate 76 in Pennsylvania between mile markers 335 and 351.
Interstate 95 in Pennsylvania between mile markers 4 and 38.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 76 in New Jersey between mile markers 0 and 3.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 4004 7531 4016 7507 4011 7490 4002 7491
3986 7509 3978 7535 3988 7543
FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
$$
Hoeflich133
WGUS71 KPHI 061644
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
1244 PM EDT Mon Jul 6 2026
NJC005-007-015-PAC017-045-091-101-061815-
/O.CON.KPHI.FF.W.0024.000000T0000Z-260706T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Burlington NJ-Camden NJ-Gloucester NJ-Bucks PA-Delaware PA-
Montgomery PA-Philadelphia PA-
1244 PM EDT Mon Jul 6 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 PM EDT THIS
AFTERNOON FOR NORTHWESTERN BURLINGTON, NORTHWESTERN CAMDEN,
NORTHWESTERN GLOUCESTER, SOUTH CENTRAL BUCKS, EASTERN DELAWARE,
SOUTHEASTERN MONTGOMERY AND PHILADELPHIA COUNTIES...
At 1244 PM EDT, local law enforcement reported flooding with several
road closures in Philadelphia and Camden County. Between 2 and 3
inches of rain have fallen. Additional rainfall amounts up to 0.5
inches are possible in the warned area. Flash flooding is already
occurring.
HAZARD...Life threatening flash flooding caused by thunderstorms.
SOURCE...Law enforcement reported.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets, and underpasses.
Some locations that may experience flash flooding include...
Philadelphia, Camden, Gloucester City, Bensalem, Chester, West
Deptford, Bellmawr, Yeadon, Woodbury, Riverside, Palmyra and
Folcroft.
People attending Lemon Hill should seek shelter immediately.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 13 and 28.
Interstate 476 in Pennsylvania between mile markers 0 and 9.
Interstate 76 in Pennsylvania between mile markers 335 and 351.
Interstate 95 in Pennsylvania between mile markers 4 and 38.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 76 in New Jersey between mile markers 0 and 3.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 4004 7531 4016 7507 4011 7490 4002 7491
3986 7509 3978 7535 3988 7543
FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
Hoeflich236
WGUS71 KPHI 061816
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
216 PM EDT Mon Jul 6 2026
NJC005-007-015-PAC017-045-091-101-061826-
/O.EXP.KPHI.FF.W.0024.000000T0000Z-260706T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Burlington NJ-Camden NJ-Gloucester NJ-Bucks PA-Delaware PA-
Montgomery PA-Philadelphia PA-
216 PM EDT Mon Jul 6 2026
...FLASH FLOOD WARNING HAS EXPIRED FOR NORTHWESTERN BURLINGTON,
NORTHWESTERN CAMDEN, NORTHWESTERN GLOUCESTER, SOUTH CENTRAL BUCKS,
EASTERN DELAWARE, SOUTHEASTERN MONTGOMERY AND PHILADELPHIA
COUNTIES...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat for most areas. A new targeted
Flood Warning was issued for the Camden and Philadelphia area due to
some roadways remaining flooded. Refer to that bulletin for updated
information. Please continue to heed remaining road closures.
A Flood Watch remains in effect until 800 PM EDT for portions of
northern Delaware, New Jersey, and Pennsylvania.
&&
LAT...LON 4004 7531 4016 7507 4011 7490 4002 7491
3986 7509 3978 7535 3988 7543
$$
HoeflichThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 8:37 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset | 38 min |
| Jul 5, 9:14 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex | 46 min |
| Jul 5, 9:58 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Jul 5, 10:05 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 40 min |
| Jul 5, 10:21 PM EDT | Special Marine Warning | PHI | 84 min | |
| Jul 5, 10:37 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Gloucester, Salem | 38 min |
| Jul 5, 11:00 PM EDT | Flash Flood Warning | PHI | Burlington, Camden, Gloucester, Salem | 4 hr |
| Jul 5, 11:30 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Cumberland, Gloucester, Salem | 45 min |
| Jul 6, 12:01 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Salem | 29 min |
| Jul 6, 9:16 AM EDT | Flash Flood Warning | PHI | Hunterdon, Mercer, Somerset | 2 hr |
| Jul 6, 9:27 AM EDT | Flash Flood Warning | PHI | Cumberland, Gloucester, Salem | 3 hr |
| Jul 6, 10:27 AM EDT | Flash Flood Warning | PHI | Burlington, Camden, Gloucester, Salem | 4 hr |
| Jul 6, 10:38 AM EDT | Flash Flood Warning | PHI | Burlington, Mercer, Middlesex, Monmouth, Ocean | 4 hr |
| Jul 6, 11:01 AM EDT | Special Marine Warning | PHI | 78 min | |
| Jul 6, 11:02 AM EDT | Flash Flood Warning | PHI | Middlesex, Monmouth | 4 hr |
| Jul 6, 11:13 AM EDT | Flash Flood Warning | PHI | Burlington | 3 hr |
| Jul 6, 11:44 AM EDT | Flash Flood Warning | PHI | Monmouth, Ocean | 4 hr |
| Jul 6, 1:46 PM EDT | Special Marine Warning | PHI | 59 min | |
| Jul 6, 2:15 PM EDT | Areal Flood Warning | PHI | Burlington, Camden, Gloucester | 4 hr |
| Jul 6, 2:40 PM EDT | Areal Flood Warning | PHI | Burlington | 4 hr |
| Jul 6, 3:07 PM EDT | Areal Flood Warning | PHI | Monmouth, Ocean | 4 hr |
| Jul 6, 3:39 PM EDT | Special Marine Warning | PHI | 48 min | |
| Jul 6, 3:50 PM EDT | Special Marine Warning | PHI | 55 min | |
| Jul 6, 4:36 PM EDT | Special Marine Warning | PHI | 54 min | |
| Jul 6, 5:23 PM EDT | Special Marine Warning | PHI | 82 min | |
| Jul 5, 8:58 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 77 min |
| Jul 5, 9:05 PM EDT | Flash Flood Warning | PHI | Berks | 6 hr |
| Jul 5, 9:57 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 63 min |
| Jul 5, 10:32 PM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 4 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2026Flash Flood Warnings in New Jersey, 2026Every flash flood warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.