Alert archive / Pennsylvania / Flash Flood Warnings in 2019
Flash Flood Warning 11, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at May 30, 2019, 4:49 PM EDT for Warren County, New Jersey; Lehigh County, Northampton County, Pennsylvania. It was in force for 4 hr. 5 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
- May 30, 2019, 4:49 PM EDT (20:49 UTC)
- Expired
- May 30, 2019, 8:45 PM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Warren County, NJ, Lehigh County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 118 km from the middle of the area, began a volume at 20:51 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 |
|---|---|---|---|
| May 30, 5:04 PM EDT | FLOOD | 1 Ene Brass Castle, NJ | KINNAMAN AVE FLOODED. |
| May 30, 5:20 PM EDT | FLOOD | 1 W Roxburg, NJ | FLOODING ON HUTCHINSON RIVER RD. |
| May 30, 5:30 PM EDT | FLASH FLOOD | Forks Twp, PA | DELAYED REPORT. NUMEROUS ROADS FLOODED AND IMPASSABLE IN FORKS TWP, INCLUDING KESSLERSVILLE ROAD AT HUNTER ROAD, RICHMOND ROAD AT SHORT ROAD, GLOVER ROAD AND PADULA ROAD, WEST NEWLINS ROAD AT SULLIVAN TRAIL, AND KLEIN ROAD. PHOTOS INDICATE INUNDATION OF 2 TO M |
| May 30, 5:58 PM EDT | FLOOD | 1 Ne Mansfield Twp, NJ | FLOODING REPORTED ON ROCKPORT ROAD IN MANSFIELD TWP. |
| May 30, 7:38 PM EDT | FLOOD | 3 Wsw Pleasant Valley, NJ | STATE HIGHWAY 57 FLOODED NEAR ASBURY BROADWAY ROAD IN FRANKLIN TWP. LANE RESTRICTIONS IN PLACE. |
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, 8.8 hours before the alert went out and 200 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 546 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -63 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
805
WGUS51 KPHI 302049
FFWPHI
NJC041-PAC077-095-310045-
/O.NEW.KPHI.FF.W.0011.190530T2049Z-190531T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
449 PM EDT Thu May 30 2019
The National Weather Service in Mount Holly NJ has issued a
* Flash Flood Warning for...
Southern Warren County in northwestern New Jersey...
Northeastern Lehigh County in eastern Pennsylvania...
Northampton County in eastern Pennsylvania...
* Until 845 PM EDT.
* At 448 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to two inches of rain have
already fallen. Flash flooding is expected to begin shortly in the
areas of heaviest rain.
* Some locations that could experience flooding include...
Easton, Bethlehem, Forks, Northampton, Hackettstown, Wilson,
Washington, Nazareth, Bangor, Pen Argyl, Wind Gap, Bath, Belvidere,
Harmony, Oxford, Alpha, Belfast, West Easton, Tatamy and Steuben.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 4087 7481 4077 7492 4067 7509 4064 7543
4079 7561 4081 7553 4082 7544 4083 7542
4083 7538 4084 7535 4089 7507
$$
Meola2 follow-up statements
751
WGUS71 KPHI 302256
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
656 PM EDT Thu May 30 2019
NJC041-PAC077-095-310045-
/O.CON.KPHI.FF.W.0011.000000T0000Z-190531T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Warren NJ-Lehigh PA-Northampton PA-
656 PM EDT Thu May 30 2019
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 PM EDT FOR
SOUTHERN WARREN...NORTHEASTERN LEHIGH AND NORTHAMPTON COUNTIES...
At 656 PM EDT, Doppler radar indicated heavy rain across the warned
area. Up to two inches of rain have already fallen. Flash flooding is
expected to begin shortly.
Some locations that could experience flooding include...
Easton, Bethlehem, Forks, Northampton, Hackettstown, Wilson,
Washington, Nazareth, Bangor, Pen Argyl, Wind Gap, Bath, Belvidere,
Harmony, Oxford, Alpha, Belfast, West Easton, Tatamy and Steuben.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 4087 7481 4077 7492 4067 7509 4064 7543
4079 7561 4081 7553 4082 7544 4083 7542
4083 7538 4084 7535 4089 7507
$$
SFJ714
WGUS71 KPHI 310038 RRA
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
838 PM EDT Thu May 30 2019
NJC041-PAC077-095-310048-
/O.EXP.KPHI.FF.W.0011.000000T0000Z-190531T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Warren NJ-Lehigh PA-Northampton PA-
838 PM EDT Thu May 30 2019
...THE FLASH FLOOD WARNING FOR SOUTHERN WARREN...NORTHEASTERN LEHIGH
AND NORTHAMPTON COUNTIES WILL EXPIRE AT 845 PM EDT...
Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.
LAT...LON 4087 7481 4077 7492 4067 7509 4064 7543
4079 7561 4081 7553 4082 7544 4083 7542
4083 7538 4084 7535 4089 7507
$$
SFJThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 8:00 PM EDT | Special Marine Warning | PHI | 60 min | |
| May 29, 8:02 PM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Ocean | 107 min |
| May 29, 8:35 PM EDT | Special Marine Warning | PHI | 85 min | |
| May 30, 3:20 AM EDT | Flash Flood Watch | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 7 more | 18 hr |
| May 30, 3:33 AM EDT | Dense Fog Advisory | PHI | Burlington, Mercer | 4 hr |
| May 30, 4:17 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 4 hr |
| May 30, 4:19 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester | 4 hr |
| May 30, 4:25 PM EDT | Special Weather Statement | PHI | Warren | 35 min |
| May 30, 4:36 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Monmouth, Ocean | 39 min |
| May 30, 4:40 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Warren | 50 min |
| May 30, 4:46 PM EDT | Special Weather Statement | PHI | Salem | 29 min |
| May 30, 4:48 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 42 min |
| May 30, 4:57 PM EDT | Areal Flood Advisory | PHI | Burlington, Hunterdon, Mercer, Middlesex, Monmouth, Ocean and 1 more | 4 hr |
| May 30, 4:58 PM EDT | Special Marine Warning | PHI | 62 min | |
| May 30, 5:03 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Somerset, Warren | 4 hr |
| May 30, 5:14 PM EDT | Special Weather Statement | PHI | Salem | 31 min |
| May 30, 5:17 PM EDT | Flash Flood Warning | PHI | Burlington, Camden, Mercer, Monmouth | 4 hr |
| May 30, 5:20 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Morris, Somerset, Warren | 40 min |
| May 30, 5:22 PM EDT | Areal Flood Advisory | PHI | Cape May, Cumberland, Gloucester, Salem | 2 hr |
| May 30, 5:23 PM EDT | Special Weather Statement | PHI | Mercer | 37 min |
| May 30, 5:32 PM EDT | Severe Thunderstorm Warning | PHI | Cape May | 43 min |
| May 30, 5:33 PM EDT | Special Marine Warning | PHI | 27 min | |
| May 30, 5:55 PM EDT | Special Marine Warning | PHI | 65 min | |
| May 30, 5:55 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Morris, Somerset | 31 min |
| May 30, 6:06 PM EDT | Flash Flood Warning | PHI | Hunterdon, Middlesex, Morris, Somerset | 4 hr |
| May 30, 6:53 PM EDT | Flash Flood Warning | PHI | Morris, Somerset | 4 hr |
| May 30, 7:35 PM EDT | Special Weather Statement | PHI | Mercer | 25 min |
| May 30, 7:56 PM EDT | Special Weather Statement | PHI | Mercer | 34 min |
| May 29, 8:16 PM EDT | River Flood Warning | PHI | Bucks | 11 hr |
| May 29, 9:57 PM EDT | Areal Flood Warning | PHI | Lehigh | 2 hr |
| May 30, 4:03 PM EDT | Special Weather Statement | PHI | Berks | 27 min |
| May 30, 4:22 PM EDT | Special Weather Statement | PHI | Delaware | 23 min |
| May 30, 5:02 PM EDT | Special Weather Statement | PHI | Philadelphia | 28 min |
| May 30, 6:51 PM EDT | Special Weather Statement | PHI | Berks | 24 min |
Nearby
Flash Flood Warnings in Pennsylvania, 2019Flash Flood Warnings in New Jersey, 2019Every flash flood warning in 2019
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.