Alert archive / New Jersey / Flash Flood Warnings in 2022
Flash Flood Warning 4, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 9, 2022, 4:21 AM EDT for 4 counties in New Jersey; Delaware County, Montgomery County, Philadelphia County, Pennsylvania; New Castle County, Delaware. It was in force for 2 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
- Jun 9, 2022, 4:21 AM EDT (08:21 UTC)
- Expired
- Jun 9, 2022, 6:47 AM EDT
- In force
- 2 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties New Castle County, DE, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Salem County, NJ, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 94 km from the middle of the area, began a volume at 08:23 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 |
|---|---|---|---|
| Jun 9, 5:00 AM EDT | FLASH FLOOD | 1 Ne Darby, PA | TRAIN SERVICE DISRUPTED DUE TO HIGH WATER OVER THE RAILS NEAR MACDADE BLVD. |
| Jun 9, 5:30 AM EDT | FLASH FLOOD | Bridesburg, PA | MULTIPLE REPORTS OF FLOODING WITH LANE RESTRICTIONS ON I-95 IN PHILADELPHIA INCLUDING NEAR THE BETSY ROSS BRIDGE. |
| Jun 9, 5:54 AM EDT | HEAVY RAIN 1.97 | Philadelphia Internatio, PA | ASOS STATION KPHL PHILADELPHIA INTERNATIONAL AIRPORT. |
| Jun 9, 6:00 AM EDT | HEAVY RAIN 1.79 | Brookside, DE | CO-OP OBSERVER STATION NEWD1 BROOKSIDE. |
| Jun 9, 6:05 AM EDT | HEAVY RAIN 2.58 | Boothwyn, PA | MESONET STATION 11395 I-95 @ WELCOME CENTER DELAWARE CNTY. |
| Jun 9, 6:15 AM EDT | HEAVY RAIN 2.51 | 1 Wnw Glasgow, DE | MESONET STATION EW0771 GLASGOW. |
| Jun 9, 6:22 AM EDT | HEAVY RAIN 1.8 | 1 Ne Midvale, DE | ASOS STATION KILG WILMINGTON. |
| Jun 9, 6:28 AM EDT | HEAVY RAIN 2.18 | Mt. Ephraim, 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 00:00Z, 8.4 hours before the alert went out and 190 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
- 178 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 1133 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
584
WGUS51 KPHI 090821
FFWPHI
DEC003-NJC005-007-015-033-PAC045-091-101-091230-
/O.NEW.KPHI.FF.W.0004.220609T0821Z-220609T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
421 AM EDT Thu Jun 9 2022
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Northern New Castle County in northern Delaware...
West Central Burlington County in southern New Jersey...
Northwestern Camden County in southern New Jersey...
Northwestern Gloucester County in southern New Jersey...
Northwestern Salem County in southern New Jersey...
Delaware County in southeastern Pennsylvania...
Southeastern Montgomery County in southeastern Pennsylvania...
Philadelphia County in southeastern Pennsylvania...
* Until 830 AM EDT.
* At 421 AM EDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
1 and 1.5 inches of rain have fallen. Additional rainfall amounts
of 0.5 to 1 inch are possible in the warned area. Flash flooding
is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
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, Wilmington, Newark, Gloucester City, Cherry
Hill, Mount Laurel, Chester, Deptford, West Deptford, Pennsville,
and Bellmawr.
This includes the following highways...
New Jersey Turnpike near exit 4.
Interstate 95 in Pennsylvania between mile markers 0 and 32.
Interstate 95 in Delaware between mile markers 1 and 23.
Interstate 76 in Pennsylvania between mile markers 336 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 0 and 30...and
between mile markers 35 and 42.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 3954 7576 3973 7577 3974 7577 3975 7576
3983 7562 3984 7560 3985 7559 4002 7531
4008 7520 4013 7512 3996 7486 3972 7537
FLASH FLOOD...RADAR AND GAUGE INDICATED
$$
JEO2 follow-up statements
546
WGUS71 KPHI 090916
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
516 AM EDT Thu Jun 9 2022
DEC003-NJC005-007-015-033-PAC045-091-101-091230-
/O.CON.KPHI.FF.W.0004.000000T0000Z-220609T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New Castle DE-Burlington NJ-Camden NJ-Gloucester NJ-Salem NJ-
Delaware PA-Montgomery PA-Philadelphia PA-
516 AM EDT Thu Jun 9 2022
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 AM EDT THIS
MORNING FOR NORTHERN NEW CASTLE, WEST CENTRAL BURLINGTON,
NORTHWESTERN CAMDEN, NORTHWESTERN GLOUCESTER, NORTHWESTERN SALEM,
DELAWARE, SOUTHEASTERN MONTGOMERY, AND PHILADELPHIA COUNTIES...
At 516 AM EDT, Doppler radar and automated rain gauges 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.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
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, Wilmington, Newark, Gloucester City, Cherry
Hill, Mount Laurel, Chester, Deptford, West Deptford, Pennsville,
and Bellmawr.
This includes the following highways...
New Jersey Turnpike between exits 3 and 4.
Interstate 95 in Pennsylvania between mile markers 0 and 32.
Interstate 95 in Delaware between mile markers 2 and 23.
Interstate 76 in Pennsylvania between mile markers 336 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 0 and 30...and
between mile markers 35 and 41.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 3954 7576 3973 7577 3974 7577 3975 7576
3983 7562 3984 7560 3985 7559 4002 7531
4008 7520 4013 7512 3996 7486 3972 7537
FLASH FLOOD...RADAR AND GAUGE INDICATED
$$
JEO471
WGUS71 KPHI 091047
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
647 AM EDT Thu Jun 9 2022
DEC003-NJC005-007-015-033-PAC045-091-101-091057-
/O.CAN.KPHI.FF.W.0004.000000T0000Z-220609T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New Castle DE-Burlington NJ-Camden NJ-Gloucester NJ-Salem NJ-
Delaware PA-Montgomery PA-Philadelphia PA-
647 AM EDT Thu Jun 9 2022
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN NEW CASTLE, WEST
CENTRAL BURLINGTON, NORTHWESTERN CAMDEN, NORTHWESTERN GLOUCESTER,
NORTHWESTERN SALEM, DELAWARE, SOUTHEASTERN MONTGOMERY, AND
PHILADELPHIA COUNTIES...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
LAT...LON 3954 7576 3973 7577 3974 7577 3975 7576
3983 7562 3984 7560 3985 7559 4002 7531
4008 7520 4013 7512 3996 7486 3972 7537
$$
JEOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 12:21 AM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester, Salem | 6 hr |
| Jun 9, 4:33 AM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 42 min |
| Jun 9, 4:46 AM EDT | Special Marine Warning | PHI | 44 min | |
| Jun 9, 5:12 AM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 48 min |
| Jun 9, 5:21 AM EDT | Special Marine Warning | PHI | 54 min | |
| Jun 9, 5:24 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Cape May, Ocean | 51 min |
| Jun 9, 5:38 AM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 37 min |
| Jun 9, 5:41 AM EDT | Special Marine Warning | PHI | 64 min | |
| Jun 9, 6:14 AM EDT | Special Marine Warning | PHI | 46 min |
Nearby
Flash Flood Warnings in New Jersey, 2022Flash Flood Warnings in Pennsylvania, 2022Flash Flood Warnings in Delaware, 2022Every flash flood warning in 2022
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.