Alert archive / Pennsylvania / Areal Flood Warnings in 2016
Areal Flood Warning 8, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this areal flood warning at Feb 25, 2016, 2:04 AM EST for 4 counties in Pennsylvania; Burlington County, Camden County, Gloucester County, New Jersey. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Feb 25, 2016, 2:04 AM EST (07:04 UTC)
- Expired
- Feb 25, 2016, 6:00 AM EST
- 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), 61 km from the middle of the area, began a volume at 07:05 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.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 7.1 hours before the alert went out and 219 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
- 38 J/kg
- Mixed-layer CIN
- -81 J/kg
- Mixed-layer LCL
- 479 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 529 m²/s²
- 0-3 km storm-relative helicity
- 504 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted.
891 WGUS41 KPHI 250704 FLWPHI BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 204 AM EST THU FEB 25 2016 NJC005-007-015-PAC017-045-091-101-251100- /O.NEW.KPHI.FA.W.0008.160225T0704Z-160225T1100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CAMDEN NJ-GLOUCESTER NJ-BURLINGTON NJ-BUCKS PA-DELAWARE PA- MONTGOMERY PA-PHILADELPHIA PA- 204 AM EST THU FEB 25 2016 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * FLOOD WARNING FOR... NORTHWESTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY... NORTHWESTERN GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY... NORTHWESTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY... SOUTHEASTERN BUCKS COUNTY IN SOUTHEASTERN PENNSYLVANIA... EASTERN DELAWARE COUNTY IN SOUTHEASTERN PENNSYLVANIA... SOUTHEASTERN MONTGOMERY COUNTY IN SOUTHEASTERN PENNSYLVANIA... PHILADELPHIA COUNTY IN SOUTHEASTERN PENNSYLVANIA... * UNTIL 600 AM EST * AT 159 AM EST...THIS WARNING REPLACES THE FLASH FLOOD WARNING. WATERS ARE RECEDING ALONG THE SMALLER CREEKS, BUT ARE STILL RISING ON SOME OF THE LARGER CREEKS AND STREAMS. THE SOUTHBOUND LANES OF INTERSTATE 295 AT MILE MARKER 27 IN CAMDEN COUNTY WERE SHUT DOWN DUE TO FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOVE TO HIGHER GROUND. && LAT...LON 3964 7511 3984 7548 4031 7515 4011 7476 $$ KRUZDLO
2 follow-up statements
104
WGUS81 KPHI 251013
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
513 AM EST THU FEB 25 2016
NJC005-007-015-PAC017-045-091-251021-
/O.CAN.KPHI.FA.W.0008.000000T0000Z-160225T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAMDEN NJ-GLOUCESTER NJ-BURLINGTON NJ-BUCKS PA-DELAWARE PA-
MONTGOMERY PA-
513 AM EST THU FEB 25 2016
...THE FLOOD WARNING HAS BEEN CANCELLED FOR NORTHWESTERN CAMDEN...
NORTHWESTERN GLOUCESTER...NORTHWESTERN BURLINGTON...SOUTHEASTERN
BUCKS...EASTERN DELAWARE AND SOUTHEASTERN MONTGOMERY COUNTIES...
THE HEAVY RAIN AND FLOODING THREAT HAS ENDED.
LAT...LON 4005 7498 3998 7508 3996 7513 3990 7513
3987 7521 3987 7526 3994 7524 3997 7528
4001 7521 4005 7526 4009 7523 4008 7517
4005 7510 4014 7501 4012 7497 4008 7496
$$
PAC101-251100-
/O.CON.KPHI.FA.W.0008.000000T0000Z-160225T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PHILADELPHIA PA-
513 AM EST THU FEB 25 2016
...A FLOOD WARNING REMAINS IN EFFECT UNTIL 600 AM EST FOR
PHILADELPHIA COUNTY...
AT 511 AM EST...THE PENNYPACK AND WISSAHICKON CREEKS REMAIN
ELEVATED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO
HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO
FLOODING WHEN WATER BEGINS RISING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
&&
LAT...LON 4005 7498 3998 7508 3996 7513 3990 7513
3987 7521 3987 7526 3994 7524 3997 7528
4001 7521 4005 7526 4009 7523 4008 7517
4005 7510 4014 7501 4012 7497 4008 7496
$$
KRUZDLO728
WGUS81 KPHI 251052
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
552 AM EST THU FEB 25 2016
PAC101-251100-
/O.EXP.KPHI.FA.W.0008.000000T0000Z-160225T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PHILADELPHIA PA-
552 AM EST THU FEB 25 2016
...THE FLOOD WARNING WILL EXPIRE AT 600 AM EST PHILADELPHIA COUNTY...
THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT.
LAT...LON 4005 7498 3998 7508 3996 7513 3990 7513
3987 7521 3987 7526 3994 7524 3997 7528
4001 7521 4005 7526 4009 7523 4008 7517
4005 7510 4014 7501 4012 7497 4008 7496
$$
KRUZDLOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 7:12 PM EST | Severe Thunderstorm Warning | PHI | Chester, Delaware | 33 min |
| Feb 24, 7:21 PM EST | Areal Flood Advisory | PHI | Chester | 4 hr |
| Feb 24, 7:35 PM EST | Areal Flood Advisory | PHI | Carbon, Monroe | 6 hr |
| Feb 24, 7:39 PM EST | Severe Thunderstorm Warning | PHI | Berks, Chester | 36 min |
| Feb 24, 8:13 PM EST | Special Weather Statement | PHI | Chester, Montgomery | 62 min |
| Feb 24, 8:23 PM EST | Special Weather Statement | PHI | Lehigh, Monroe, Northampton | 67 min |
| Feb 24, 8:42 PM EST | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Lehigh, Monroe, Montgomery and 2 more | 4 hr |
| Feb 24, 8:47 PM EST | Severe Thunderstorm Warning | PHI | Chester | 43 min |
| Feb 24, 9:18 PM EST | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Feb 24, 9:40 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 35 min |
| Feb 24, 9:44 PM EST | Areal Flood Warning | PHI | Berks, Chester, Montgomery | 10 hr |
| Feb 24, 9:55 PM EST | Flash Flood Warning | PHI | Bucks, Lehigh, Monroe, Northampton | 4 hr |
| Feb 24, 10:05 PM EST | Flash Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Feb 24, 10:11 PM EST | River Flood Warning | PHI | Chester | 20 hr |
| Feb 24, 10:32 PM EST | Flash Flood Warning | PHI | Bucks | 4 hr |
| Feb 24, 11:03 PM EST | Severe Thunderstorm Warning | PHI | Bucks | 42 min |
| Feb 25, 12:19 AM EST | River Flood Warning | PHI | Montgomery | 14 hr |
| Feb 25, 12:28 AM EST | River Flood Warning | PHI | Chester, Delaware | 18 hr |
| Feb 25, 12:37 AM EST | River Flood Warning | PHI | Chester, Montgomery, Philadelphia | 28 hr |
| Feb 25, 1:55 AM EST | Areal Flood Warning | PHI | Bucks, Lehigh, Monroe, Northampton | 6 hr |
| Feb 25, 2:07 AM EST | River Flood Warning | PHI | Berks, Montgomery | 8 hr |
| Feb 25, 2:22 AM EST | Areal Flood Warning | PHI | Bucks | 8 hr |
| Feb 25, 7:41 AM EST | Areal Flood Warning | PHI | Berks, Chester, Montgomery | 6 hr |
| Feb 25, 7:51 AM EST | Areal Flood Warning | PHI | Bucks, Lehigh, Monroe, Northampton | 6 hr |
| Feb 24, 7:10 PM EST | Flash Flood Warning | PHI | Mercer, Middlesex, Monmouth, Somerset | 3 hr |
| Feb 24, 8:48 PM EST | Areal Flood Advisory | PHI | Cumberland, Gloucester, Salem | 4 hr |
| Feb 24, 9:02 PM EST | Special Marine Warning | PHI | 58 min | |
| Feb 24, 9:24 PM EST | Areal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 3 more | 4 hr |
| Feb 24, 10:06 PM EST | Special Weather Statement | PHI | Sussex | 39 min |
| Feb 24, 10:19 PM EST | Special Marine Warning | PHI | 56 min | |
| Feb 24, 10:26 PM EST | Special Weather Statement | PHI | Sussex | 34 min |
| Feb 24, 10:36 PM EST | Special Weather Statement | PHI | Atlantic, Ocean | 39 min |
| Feb 24, 10:49 PM EST | Areal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Monmouth, Ocean | 4 hr |
| Feb 24, 10:51 PM EST | Special Weather Statement | PHI | Mercer, Middlesex, Morris, Somerset | 54 min |
| Feb 24, 11:11 PM EST | Special Weather Statement | PHI | Monmouth, Ocean | 64 min |
| Feb 24, 11:22 PM EST | Special Marine Warning | PHI | 53 min | |
| Feb 24, 11:25 PM EST | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 15 min |
| Feb 25, 12:04 AM EST | Special Weather Statement | PHI | Atlantic, Monmouth, Ocean | 56 min |
| Feb 25, 2:26 AM EST | River Flood Warning | PHI | Somerset | 33 hr |
| Feb 25, 2:31 AM EST | River Flood Warning | PHI | Morris, Passaic | 31 hr |
| Feb 25, 10:02 AM EST | River Flood Warning | PHI | Morris | 25 hr |
| Feb 25, 10:13 AM EST | Areal Flood Warning | PHI | Somerset | 6 hr |
| Feb 25, 12:37 PM EST | Areal Flood Warning | PHI | Sussex, Warren | 8 hr |
| Feb 25, 3:28 PM EST | Areal Flood Warning | PHI | Somerset | 14 hr |
Nearby
Areal Flood Warnings in Pennsylvania, 2016Areal Flood Warnings in New Jersey, 2016Every areal flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.