Alert archive / New Jersey / Flash Flood Warnings in 2026
Flash Flood Warning 130, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Aug 27, 2026, 12:41 PM EDT for Camden County, Gloucester County, Salem County, New Jersey. It was in force for 5 hr. 39 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
- Aug 27, 2026, 12:41 PM EDT (16:41 UTC)
- Expired
- Aug 27, 2026, 5:45 PM EDT
- In force
- 5 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Camden County, NJ, Gloucester County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 74 km from the middle of the area, began a volume at 16:42 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 |
|---|---|---|---|
| Aug 27, 1:25 PM EDT | FLASH FLOOD | 2 Ese Mullica Hill, NJ | Flooding on 322 with a vehicle stuck. Time estimated. |
| Aug 27, 1:25 PM EDT | FLASH FLOOD | Pitman, NJ | Video sent in on social media of deep roadway flooding in Glassboro along Woodbury Glassboro Rd. Time in report. |
| Aug 27, 1:41 PM EDT | FLASH FLOOD | Harrison Twp, NJ | SR 322 is impassable from SR45 to Tomlin Station Rd. in the Mullica Hill section of Harrison Twp. |
| Aug 27, 2:01 PM EDT | FLASH FLOOD | Gibbstown, NJ | Flooding on NJ 44 Both Directions North of CR 678/Berkeley Rd (Paulsboro), All lanes closed northbound; All lanes closed southbound. |
| Aug 27, 2:30 PM EDT | RAIN 2.25 | 2 Sse Washington Twp, NJ | Mesonet station DW9082 Washington Township. |
| Aug 27, 2:30 PM EDT | RAIN 2.48 | 1 Nne Pitman, NJ | |
| Aug 27, 2:30 PM EDT | RAIN 2.48 | 1 Nne Pitman, NJ | |
| Aug 27, 2:30 PM EDT | RAIN 3.51 | Logan Twp, NJ | |
| Aug 27, 2:30 PM EDT | RAIN 4.57 | 1 Nw South Harrison Twp, NJ | |
| Aug 27, 2:35 PM EDT | RAIN 3.69 | 2 Ssw Mullica Hill, NJ | Mesonet station CW0566 Mullica Hill. |
| Aug 27, 2:38 PM EDT | RAIN 3.84 | Beckett, NJ | Mesonet station EW2237 Logan Township. |
| Aug 27, 3:15 PM EDT | FLASH FLOOD | 3 Wnw Sicklerville, NJ | Honeysuckle Avenue flooded and residents are unable to get out. |
| Aug 27, 3:15 PM EDT | RAIN 2.47 | 3 Ese Washington Twp, NJ | Mesonet station CW5775 Washington Township. |
| Aug 27, 3:15 PM EDT | RAIN 2.65 | 1 Se Turnersville, NJ | Mesonet station EW0923 Turnersville. |
| Aug 27, 3:15 PM EDT | RAIN 3.46 | 2 Sse Washington Twp, NJ | Mesonet station DW9082 Washington Township. |
| Aug 27, 3:15 PM EDT | RAIN 4.04 | 2 Ssw Mullica Hill, NJ | Mesonet station CW0566 Mullica Hill. |
| Aug 27, 3:15 PM EDT | RAIN 5.09 | 1 Nw South Harrison Twp, NJ | |
| Aug 27, 3:18 PM EDT | RAIN 4.38 | Beckett, NJ | Mesonet station EW2237 Logan Township. |
| Aug 27, 3:30 PM EDT | RAIN 3.51 | 2 Sse Washington Twp, NJ | Mesonet station DW9082 Washington Township. |
| Aug 27, 3:33 PM EDT | RAIN 2.51 | 3 Ese Washington Twp, NJ | Mesonet station CW5775 Washington Township. |
| Aug 27, 3:35 PM EDT | FLASH FLOOD | 3 Nne Oldmans Twp., NJ | Flooding on US 130 Both Directions South of CR 620/Center Square Rd (Oldmans Twp), All lanes closed northbound; All lanes closed southbound. |
| Aug 27, 3:35 PM EDT | RAIN 3.03 | 1 Se Turnersville, NJ | Mesonet station EW0923 Turnersville. |
| Aug 27, 3:35 PM EDT | RAIN 4.32 | 2 Ssw Mullica Hill, NJ | Mesonet station CW0566 Mullica Hill. |
| Aug 27, 3:38 PM EDT | RAIN 4.38 | Beckett, NJ | Mesonet station EW2237 Logan Township. |
| Aug 27, 3:48 PM EDT | FLOOD | Glassboro, NJ | Report that Chestnut Branch Dr is flooded. Time given in report. |
| Aug 27, 3:54 PM EDT | FLASH FLOOD | 2 Nnw Williamstown, NJ | Flooding on NJ 42 Both Directions South of CR 689/Cross Keys Berlin Rd (Monroe Twp), All lanes closed northbound; All lanes closed southbound. Time given. |
| Aug 27, 4:00 PM EDT | FLASH FLOOD | 1 Wsw Pitman, NJ | Alcyon Lake overflowed its banks, resulting in several road closures around the lake. Time estimated. |
| Aug 27, 4:10 PM EDT | FLASH FLOOD | Pitman, NJ | The Mantua Creek at Pitman (PITN4) went into flood stage. |
| Aug 27, 4:15 PM EDT | RAIN 5.65 | Washington Twp, NJ | |
| Aug 27, 4:25 PM EDT | RAIN 3.95 | 1 Se Turnersville, NJ | Mesonet station EW0923 Turnersville. |
| Aug 27, 4:25 PM EDT | RAIN 4.32 | 2 Ssw Mullica Hill, NJ | Mesonet station CW0566 Mullica Hill. |
| Aug 27, 4:28 PM EDT | RAIN 4.38 | Beckett, NJ | Mesonet station EW2237 Logan Township. |
| Aug 27, 4:30 PM EDT | RAIN 2.91 | 3 Ese Washington Twp, NJ | Mesonet station CW5775 Washington Township. |
| Aug 27, 4:30 PM EDT | RAIN 4.1 | 1 Nne Pitman, NJ | |
| Aug 27, 4:30 PM EDT | RAIN 4.17 | Logan Twp, NJ | |
| Aug 27, 4:30 PM EDT | RAIN 4.53 | 2 Sse Washington Twp, NJ | Mesonet station DW9082 Washington Township. |
| Aug 27, 4:30 PM EDT | RAIN 5.24 | 1 Nw South Harrison Twp, NJ | |
| Aug 27, 4:41 PM EDT | RAIN 5.5 | Pitman, NJ | |
| Aug 27, 4:45 PM EDT | RAIN 5.5 | 1 W Pitman, NJ |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 4.7 hours before the alert went out and 207 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
- 728 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 980 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 145 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.7
The text
As transmitted.
038
WGUS51 KPHI 271641
FFWPHI
NJC007-015-033-271945-
/O.NEW.KPHI.FF.W.0130.260827T1641Z-260827T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
Issued by National Weather Service Baltimore MD/Washington DC
1241 PM EDT Thu Aug 27 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
West Central Camden County in southern New Jersey...
Gloucester County in southern New Jersey...
North Central Salem County in southern New Jersey...
* Until 345 PM EDT.
* At 1241 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. The expected rainfall rate is 1
to 2 inches in 1 hour. Flash flooding is expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Deptford, West Deptford, Glassboro, Lindenwold, Woodbury, Pitman,
Clayton, Paulsboro, Woodbury Heights, Swedesboro, Mullica Hill and
Gibbstown. Also the New Jersey Turnpike and I-295 in this area.
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 3983 7532 3985 7526 3984 7499 3967 7498
3965 7523 3969 7539 3977 7544
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
$$
CS5 follow-up statements
707
WGUS71 KPHI 271728
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
Issued by National Weather Service New York NY
128 PM EDT Thu Aug 27 2026
NJC007-015-033-271945-
/O.CON.KPHI.FF.W.0130.000000T0000Z-260827T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Camden NJ-Gloucester NJ-Salem NJ-
128 PM EDT Thu Aug 27 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 PM EDT THIS
AFTERNOON FOR WEST CENTRAL CAMDEN, GLOUCESTER AND NORTH CENTRAL SALEM
COUNTIES...
At 128 PM EDT, local law enforcement reported thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour.
Additional rainfall amounts of 1 to 3 inches are possible in the
warned area. Flash flooding is already occurring in Logan Township,
Mullica Hill, and Harrison Township.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Law enforcement reported.
IMPACT...Life threatening flash flooding of creeks and streams, urban
areas, highways, streets and underpasses.
Some locations that will experience flash flooding include...
Deptford, West Deptford, Glassboro, Lindenwold, Woodbury, Pitman,
Clayton, Paulsboro, Woodbury Heights, Swedesboro, Mullica Hill and
Gibbstown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3983 7532 3985 7526 3984 7499 3967 7498
3965 7523 3969 7539 3977 7544
FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
$$
PHI600
WGUS71 KPHI 271852
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
Issued by National Weather Service New York NY
252 PM EDT Thu Aug 27 2026
NJC007-015-033-271945-
/O.CON.KPHI.FF.W.0130.000000T0000Z-260827T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Camden NJ-Gloucester NJ-Salem NJ-
252 PM EDT Thu Aug 27 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 PM EDT THIS
AFTERNOON FOR WEST CENTRAL CAMDEN, GLOUCESTER AND NORTH CENTRAL SALEM
COUNTIES...
At 252 PM EDT, local law enforcement reported thunderstorms producing
heavy rain across the warned area. Between 4 and 5 inches of rain
have fallen. The expected rainfall rate is 1.5 to 2.5 inches in 1
hour. Additional rainfall amounts of 1 to 3 inches are possible in
the warned area. Flash flooding is already occurring in Logan
Township and Paulsboro.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Law enforcement reported.
IMPACT...Life threatening flash flooding of creeks and streams, urban
areas, highways, streets and underpasses.
Some locations that will experience flash flooding include...
Deptford, West Deptford, Glassboro, Lindenwold, Woodbury, Pitman,
Clayton, Paulsboro, Woodbury Heights, Swedesboro, Mullica Hill and
Gibbstown.
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 3983 7532 3985 7526 3984 7499 3967 7498
3965 7523 3969 7539 3977 7544
FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...1.5-2.5 INCHES IN 1 HOUR
$$
PHI063
WGUS51 KPHI 271936
FFWPHI
NJC007-015-033-272045-
/O.EXT.KPHI.FF.W.0130.000000T0000Z-260827T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
Issued by National Weather Service New York NY
336 PM EDT Thu Aug 27 2026
The National Weather Service in Mount Holly has extended the
* Flash Flood Warning for...
West Central Camden County in southern New Jersey...
Gloucester County in southern New Jersey...
North Central Salem County in southern New Jersey...
* Until 445 PM EDT.
* At 336 PM EDT, local law enforcement reported thunderstorms
producing heavy rain across the warned area. Between 4 and 5 inches
of rain have fallen. The expected rainfall rate is 1 to 2 inches in
1 hour. Additional rainfall amounts of 1 to 2 inches are possible
in the warned area. Flash flooding is already occurring in
Paulsboro Township.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Law enforcement reported.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Deptford, West Deptford, Glassboro, Lindenwold, Woodbury, Pitman,
Clayton, Paulsboro, Woodbury Heights, Swedesboro, Mullica Hill and
Gibbstown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3983 7532 3985 7526 3984 7499 3967 7498
3965 7523 3969 7539 3977 7544
FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
$$
PHI820
WGUS51 KPHI 272034
FFWPHI
NJC007-015-033-272145-
/O.EXT.KPHI.FF.W.0130.000000T0000Z-260827T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
Issued by National Weather Service New York NY
434 PM EDT Thu Aug 27 2026
The National Weather Service in Mount Holly has extended the
* Flash Flood Warning for...
West Central Camden County in southern New Jersey...
Gloucester County in southern New Jersey...
North Central Salem County in southern New Jersey...
* Until 545 PM EDT.
* At 434 PM EDT, local law enforcement reported thunderstorms
producing heavy rain across the warned area. Between 4 and 5 inches
of rain have fallen. The expected rainfall rate is 0.5 to 1 inch in
1 hour. Additional rainfall amounts of 0.5 to 1 inch are possible
in the warned area. Flash flooding is already occurring in Monroe
Township.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Law enforcement reported.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Deptford, West Deptford, Glassboro, Lindenwold, Woodbury, Pitman,
Clayton, Paulsboro, Woodbury Heights, Swedesboro, Mullica Hill and
Gibbstown.
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 3983 7532 3985 7526 3984 7499 3967 7498
3965 7523 3969 7539 3977 7544
FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...0.5-1 INCH IN 1 HOUR
$$
PHI516
WGUS71 KPHI 272144
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
Issued by National Weather Service New York NY
544 PM EDT Thu Aug 27 2026
NJC007-015-033-272154-
/O.EXP.KPHI.FF.W.0130.000000T0000Z-260827T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Camden NJ-Gloucester NJ-Salem NJ-
544 PM EDT Thu Aug 27 2026
...FLASH FLOOD WARNING WILL EXPIRE AT 545 PM EDT THIS AFTERNOON FOR
WEST CENTRAL CAMDEN, GLOUCESTER AND NORTH CENTRAL SALEM COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures. An Areal
Flood Warning has been issued to replace the Flash Flood Warning.
A Flood Watch remains in effect until 400 AM EDT Friday for portions
of northern Delaware, New Jersey, and Pennsylvania.
&&
LAT...LON 3983 7532 3985 7526 3984 7499 3967 7498
3965 7523 3969 7539 3977 7544
$$
PHIThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 11:38 AM EDT | Flash Flood Warning | PHI | Gloucester | 4 hr |
| Aug 27, 12:26 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 49 min |
| Aug 27, 1:06 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex | 24 min |
| Aug 27, 1:07 PM EDT | Flash Flood Warning | PHI | Middlesex, Somerset | 4 hr |
| Aug 27, 1:15 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester | 45 min |
| Aug 27, 1:17 PM EDT | Flash Flood Warning | PHI | Mercer, Somerset | 7 hr |
| Aug 27, 1:20 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 40 min |
| Aug 27, 1:26 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 49 min |
| Aug 27, 1:32 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 43 min |
| Aug 27, 1:34 PM EDT | Special Marine Warning | PHI | 21 min | |
| Aug 27, 1:50 PM EDT | Flash Flood Warning | PHI | Salem | 4 hr |
| Aug 27, 1:57 PM EDT | Tornado Warning | PHI | Salem | 11 min |
| Aug 27, 2:02 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 28 min |
| Aug 27, 2:13 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 47 min |
| Aug 27, 2:16 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester, Salem | 44 min |
| Aug 27, 2:18 PM EDT | Flash Flood Warning | PHI | Middlesex, Monmouth | 4 hr |
| Aug 27, 2:20 PM EDT | Special Marine Warning | PHI | 40 min | |
| Aug 27, 2:31 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 44 min |
| Aug 27, 2:38 PM EDT | Flash Flood Warning | PHI | Camden | 4 hr |
| Aug 27, 2:58 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 30 min |
| Aug 27, 3:00 PM EDT | Special Marine Warning | PHI | 60 min | |
| Aug 27, 3:04 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden | 41 min |
| Aug 27, 3:26 PM EDT | Areal Flood Warning | PHI | Gloucester, Salem | 5 hr |
| Aug 27, 3:43 PM EDT | Flash Flood Warning | PHI | Camden | 3 hr |
| Aug 27, 4:52 PM EDT | Flash Flood Warning | PHI | Warren | 3 hr |
| Aug 27, 4:59 PM EDT | Areal Flood Warning | PHI | Middlesex, Somerset | 4 hr |
| Aug 27, 5:44 PM EDT | Areal Flood Warning | PHI | Camden, Gloucester | 5 hr |
| Aug 27, 6:17 PM EDT | Areal Flood Warning | PHI | Middlesex, Monmouth | 4 hr |
| Aug 27, 7:00 PM EDT | Flash Flood Warning | PHI | Burlington, Camden | 3 hr |
| Aug 27, 7:26 PM EDT | Special Marine Warning | PHI | 32 min |
Nearby
Flash 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.