Alert archive / Pennsylvania / Flood Watches in 2022
Flood Watch 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flood watch at May 27, 2022, 3:23 AM EDT for 10 counties in Pennsylvania; 9 counties in New Jersey; New Castle County, Delaware. It took effect at May 27, 2022, 1:00 PM EDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- May 27, 2022, 3:23 AM EDT (07:23 UTC)
- In effect from
- May 27, 2022, 1:00 PM EDT
- Expired
- May 28, 2022, 12:00 AM EDT
- In force
- 11 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- None
Counties New Castle County, DE, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Salem County, NJ, Somerset County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Carbon County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 76 km from the middle of the area, began a volume at 07:23 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.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 7.4 hours before the alert went out and 208 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
- 945 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 194 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
333
WGUS61 KPHI 270723
FFAPHI
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Mount Holly NJ
323 AM EDT Fri May 27 2022
.Showers and thunderstorms are expected to spread into the region
this afternoon and evening. The showers ans thunderstorms will be
capable of producing locally heavy rainfall totaling in excess of
one to two inches, which may lead to areas of flash flooding.
DEZ001-NJZ007-009-015-PAZ054-055-060>062-070-071-101>106-272015-
/O.NEW.KPHI.FA.A.0003.220527T1700Z-220528T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New Castle-Warren-Hunterdon-Mercer-Carbon-Monroe-Berks-Lehigh-
Northampton-Delaware-Philadelphia-Western Chester-Eastern Chester-
Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Jim Thorpe, Flemington, Media, Philadelphia,
Doylestown, Chalfont, Honey Brook, Lansdale, Norristown, Reading,
Pottstown, Allentown, Oxford, Kennett Square, Easton, West Chester,
Morrisville, Wilmington, Trenton, Washington, Collegeville,
Bethlehem, Stroudsburg, and Perkasie
323 AM EDT Fri May 27 2022
...FLOOD WATCH IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS
EVENING...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of northern Delaware...New Jersey...and
Pennsylvania...including the following areas...in northern
Delaware...New Castle. In New Jersey...Hunterdon, Mercer, and
Warren. In Pennsylvania...Berks, Carbon, Delaware, Eastern
Chester, Eastern Montgomery, Lehigh, Lower Bucks, Monroe,
Northampton, Philadelphia, Upper Bucks, Western Chester, and
Western Montgomery.
* WHEN...From 1 PM EDT this afternoon through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Localized rainfall rates of one to two inches per hour are
possible.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
Staarmann3 follow-up statements
321
WGUS61 KPHI 271400
FFAPHI
Flood Watch
National Weather Service Mount Holly NJ
1000 AM EDT Fri May 27 2022
DEZ001-NJZ007-009-015-PAZ054-055-060>062-070-071-101>106-280400-
/O.CON.KPHI.FA.A.0003.220527T1700Z-220528T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New Castle-Warren-Hunterdon-Mercer-Carbon-Monroe-Berks-Lehigh-
Northampton-Delaware-Philadelphia-Western Chester-Eastern Chester-
Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Jim Thorpe, Flemington, Media, Philadelphia,
Doylestown, Chalfont, Honey Brook, Lansdale, Norristown, Reading,
Pottstown, Allentown, Oxford, Kennett Square, Easton, West Chester,
Morrisville, Wilmington, Trenton, Washington, Collegeville,
Bethlehem, Stroudsburg, and Perkasie
1000 AM EDT Fri May 27 2022
...FLOOD WATCH REMAINS IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of northern Delaware...New Jersey...and
Pennsylvania...including the following areas...in northern
Delaware...New Castle. In New Jersey...Hunterdon, Mercer, and
Warren. In Pennsylvania...Berks, Carbon, Delaware, Eastern
Chester, Eastern Montgomery, Lehigh, Lower Bucks, Monroe,
Northampton, Philadelphia, Upper Bucks, Western Chester, and
Western Montgomery.
* WHEN...From 1 PM EDT this afternoon through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Localized rainfall rates of one to two inches per hour are
possible.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
BAH277
WGUS61 KPHI 272324
FFAPHI
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Mount Holly NJ
724 PM EDT Fri May 27 2022
NJZ007-PAZ054-055-060>062-280030-
/O.CAN.KPHI.FA.A.0003.000000T0000Z-220528T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Warren-Carbon-Monroe-Berks-Lehigh-Northampton-
Including the cities of Jim Thorpe, Allentown, Washington,
Bethlehem, Stroudsburg, Reading, and Easton
724 PM EDT Fri May 27 2022
...FLOOD WATCH IS CANCELLED...
The Flash Flood Watch is cancelled for portions of northern New
Jersey...and Pennsylvania...including the following counties...in
northern New Jersey...Warren. In Pennsylvania...Berks, Carbon,
Lehigh, Monroe, and Northampton.
The flash flooding threat has ended. Therefore, the Flash Flood
Watch is being cancelled.
$$
NJZ010-012-016>019-280400-
/O.EXA.KPHI.FA.A.0003.000000T0000Z-220528T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Somerset-Middlesex-Salem-Gloucester-Camden-Northwestern Burlington-
Including the cities of Glassboro, Mount Holly, Cherry Hill,
Moorestown, Camden, Pennsville, Somerville, and New Brunswick
724 PM EDT Fri May 27 2022
...FLOOD WATCH IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of northern New Jersey...and southern New
Jersey...including the following areas...in northern New Jersey...
Middlesex and Somerset. In southern New Jersey...Camden,
Gloucester, Northwestern Burlington, and Salem.
* WHEN...Until Midnight EDT tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Localized rainfall rates of one to two inches per hour are
possible.
- http://www.weather.gov/safety/flood
$$
DEZ001-NJZ009-015-PAZ070-071-101>106-280400-
/O.CON.KPHI.FA.A.0003.000000T0000Z-220528T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New Castle-Hunterdon-Mercer-Delaware-Philadelphia-Western Chester-
Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks-
Lower Bucks-
Including the cities of Trenton, Lansdale, Chalfont, Flemington,
West Chester, Media, Morrisville, Wilmington, Philadelphia,
Doylestown, Collegeville, Pottstown, Oxford, Perkasie, Honey Brook,
Kennett Square, and Norristown
724 PM EDT Fri May 27 2022
...FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of northern Delaware...New Jersey...and southeast
Pennsylvania...including the following areas...in northern
Delaware...New Castle. In New Jersey...Hunterdon and Mercer. In
southeast Pennsylvania...Delaware, Eastern Chester, Eastern
Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western
Chester, and Western Montgomery.
* WHEN...Until Midnight EDT tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Localized rainfall rates of one to two inches per hour are
possible.
- http://www.weather.gov/safety/flood
$$
RCM608 WGUS61 KPHI 280352 FFAPHI Flood Watch National Weather Service Mount Holly NJ 1152 PM EDT Fri May 27 2022 DEZ001-NJZ009-010-012-015>019-PAZ070-071-101>106-280500- /O.EXP.KPHI.FA.A.0003.000000T0000Z-220528T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Hunterdon-Somerset-Middlesex-Mercer-Salem-Gloucester- Camden-Northwestern Burlington-Delaware-Philadelphia-Western Chester- Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks- Lower Bucks- Including the cities of Glassboro, Flemington, Media, Philadelphia, Doylestown, Collegeville, Pennsville, Honey Brook, Lansdale, Norristown, Mount Holly, Cherry Hill, Moorestown, Pottstown, Oxford, Kennett Square, West Chester, Morrisville, Wilmington, New Brunswick, Trenton, Chalfont, Camden, Perkasie, and Somerville 1152 PM EDT Fri May 27 2022 ...FLOOD WATCH WILL EXPIRE AT MIDNIGHT EDT TONIGHT... The Flash Flood Watch for portions of northern Delaware, New Jersey and southeastern Pennsylvania will expire at midnight. The potential for flash flooding has diminished. $$ Iovino
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 2:23 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester | 21 min |
| May 27, 2:43 PM EDT | Special Weather Statement | PHI | Delaware | 47 min |
| May 27, 2:46 PM EDT | Special Weather Statement | PHI | Lehigh | 29 min |
| May 27, 2:52 PM EDT | Special Weather Statement | PHI | Delaware | 23 min |
| May 27, 3:08 PM EDT | Special Weather Statement | PHI | Lehigh | 37 min |
| May 26, 8:48 PM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 25 hr |
| May 26, 8:50 PM EDT | Marine Dense Fog Advisory | PHI | 16 hr | |
| May 27, 12:43 AM EDT | Dense Fog Advisory | PHI | Atlantic, Cape May | 12 hr |
| May 27, 2:31 PM EDT | Special Marine Warning | PHI | 44 min | |
| May 27, 3:00 PM EDT | Special Marine Warning | PHI | 45 min | |
| May 27, 3:05 PM EDT | Special Weather Statement | PHI | Atlantic, Cape May | 40 min |
| May 27, 3:13 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Salem | 47 min |
| May 27, 3:28 PM EDT | Tornado Warning | PHI | Burlington, Camden | 32 min |
| May 27, 3:29 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Ocean | 46 min |
| May 27, 3:31 PM EDT | Special Marine Warning | PHI | 59 min | |
| May 27, 3:50 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 40 min |
| May 27, 3:51 PM EDT | Special Weather Statement | PHI | Mercer | 24 min |
| May 27, 3:57 PM EDT | Special Weather Statement | PHI | Mercer | 33 min |
| May 27, 3:57 PM EDT | Tornado Warning | PHI | Burlington, Ocean | 9 min |
| May 27, 4:18 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Morris, Ocean and 1 more | 27 min |
| May 27, 4:40 PM EDT | Special Weather Statement | PHI | Middlesex, Monmouth, Somerset | 35 min |
| May 27, 4:48 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 12 min |
| May 27, 1:43 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 47 min |
| May 27, 2:00 PM EDT | Special Weather Statement | PHI | Sussex | 30 min |
| May 27, 2:19 PM EDT | Tornado Warning | PHI | Kent | 13 min |
| May 27, 2:25 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 35 min |
| May 27, 2:45 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 30 min |
Nearby
Flood Watches in Pennsylvania, 2022Flood Watches in New Jersey, 2022Flood Watches in Delaware, 2022Every flood watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.