Alert archive / New Jersey / Flash Flood Warnings in 2022
Flash Flood Warning 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jan 1, 2022, 10:42 PM EST for 4 counties in New Jersey. It was in force for 109 min. 4 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
- Jan 1, 2022, 10:42 PM EST (03:42 UTC)
- Expired
- Jan 2, 2022, 12:31 AM EST
- In force
- 109 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 60 km from the middle of the area, began a volume at 03:43 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 |
|---|---|---|---|
| Jan 1, 10:45 PM EST | FLASH FLOOD | 1 N North Brunswick Twp, NJ | JERSEY AVENUE NEAR TAILOR SQUARE INUNDATED WITH WATER FROM FLASH FLOODING. TIME BASED ON DISPATCH REPORT. |
| Jan 1, 10:45 PM EST | FLASH FLOOD | 1 N North Brunswick Twp, NJ | JOYCE KILMER AVENUE CLOSED NEAR CHARLES STREET FROM FLASH FLOODING. TIME BASED ON DISPATCH REPORT. |
| Jan 1, 10:45 PM EST | FLASH FLOOD | 1 Nw New Brunswick, NJ | COLLEGE AVENUE NEAR ROUTE 18 CLOSED FROM FLASH FLOODING. TIME BASED ON DISPATCH REPORTS. |
| Jan 1, 11:00 PM EST | FLOOD | 1 Se New Brunswick, NJ | FLOODING ON STATE HIGHWAY 18 EXIT RAMP TO STATE HIGHWAY 172. LANE RESTRICTIONS REQUIRED. TIME ESTIMATED FROM RADAR. |
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 00:00Z, 3.7 hours before the alert went out and 123 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
- 488 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 203 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
014
WGUS51 KPHI 020342
FFWPHI
NJC021-023-025-035-020745-
/O.NEW.KPHI.FF.W.0001.220102T0342Z-220102T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
1042 PM EST Sat Jan 1 2022
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Northeastern Mercer County in central New Jersey...
Monmouth County in central New Jersey...
Middlesex County in northern New Jersey...
Southeastern Somerset County in northern New Jersey...
* Until 245 AM EST.
* At 1042 PM EST, Doppler radar indicated 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.
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...
New Brunswick, Perth Amboy, Long Branch, Asbury Park, Sandy Hook,
Somerset, Edison, Middletown, Old Bridge, East Brunswick, South
Brunswick, and Sayreville.
This includes the following highways...
New Jersey Turnpike between exits 8A and 12.
Interstate 295 in New Jersey between mile markers 68 and 70.
Interstate 287 in New Jersey between mile markers 0 and 11.
Garden State Parkway between mile markers 100 and 132.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 4060 7449 4056 7422 4056 7423 4055 7425
4050 7426 4049 7429 4044 7421 4046 7414
4040 7398 4048 7401 4044 7398 4041 7392
4017 7398 4030 7481
FLASH FLOOD...RADAR INDICATED
$$
CMS3 follow-up statements
533
WGUS71 KPHI 020409
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
1109 PM EST Sat Jan 1 2022
NJC021-023-025-035-020745-
/O.CON.KPHI.FF.W.0001.000000T0000Z-220102T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mercer NJ-Middlesex NJ-Monmouth NJ-Somerset NJ-
1109 PM EST Sat Jan 1 2022
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM EST SUNDAY FOR
NORTHEASTERN MERCER, MONMOUTH, MIDDLESEX, AND SOUTHEASTERN SOMERSET
COUNTIES...
At 1109 PM EST, Doppler radar indicated moderate rain continuing in
the warned area. Between 1 and 2 inches of rain have fallen, with
the heaviest totals in central Middlesex and northern Monmouth
Counties. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets, and underpasses as well as other
drainage and low lying areas.
Some locations that may experience flash flooding include...
New Brunswick, Perth Amboy, Long Branch, Asbury Park, Sandy Hook,
Somerset, Edison, Middletown, Old Bridge, East Brunswick, South
Brunswick, and Sayreville.
This includes the following highways...
New Jersey Turnpike between exits 8A and 12.
Interstate 295 in New Jersey near mile marker 68.
Interstate 287 in New Jersey between mile markers 0 and 12.
Garden State Parkway between mile markers 100 and 132.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 4060 7449 4056 7422 4056 7423 4055 7425
4050 7426 4049 7429 4044 7421 4046 7414
4040 7398 4048 7401 4044 7398 4041 7392
4017 7398 4030 7481
FLASH FLOOD...RADAR INDICATED
$$
CMS980
WGUS71 KPHI 020446
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
1146 PM EST Sat Jan 1 2022
NJC021-035-020456-
/O.CAN.KPHI.FF.W.0001.000000T0000Z-220102T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mercer NJ-Somerset NJ-
1146 PM EST Sat Jan 1 2022
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHEASTERN MERCER AND
SOUTHEASTERN SOMERSET COUNTIES...
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
LAT...LON 4058 7439 4056 7422 4055 7425 4050 7426
4050 7428 4049 7429 4044 7421 4046 7414
4040 7398 4048 7401 4044 7398 4038 7396
4017 7398 4036 7456
$$
NJC023-025-020745-
/O.CON.KPHI.FF.W.0001.000000T0000Z-220102T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Middlesex NJ-Monmouth NJ-
1146 PM EST Sat Jan 1 2022
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM EST SUNDAY FOR
NORTHERN MONMOUTH AND MIDDLESEX COUNTIES...
At 1146 PM EST, local law enforcement reported flash flooding in the
North Brunswick and New Brunswick areas. A trained spotter reported
nearly 1.5 inches of rainfall in one hour in Keyport in Monmouth
County. Between 1 and 2 inches of rain have fallen. Flash flooding
is already occurring.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Law enforcement reported.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets, and underpasses as well as other
drainage and low lying areas.
Some locations that may experience flash flooding include...
New Brunswick, Perth Amboy, Long Branch, Asbury Park, Sandy Hook,
Edison, Middletown, Old Bridge, East Brunswick, Sayreville, North
Brunswick, and Marlboro.
This includes the following highways...
New Jersey Turnpike between exits 9 and 12.
Interstate 287 in New Jersey between mile markers 0 and 4.
Garden State Parkway between mile markers 101 and 132.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 4058 7439 4056 7422 4055 7425 4050 7426
4050 7428 4049 7429 4044 7421 4046 7414
4040 7398 4048 7401 4044 7398 4038 7396
4017 7398 4036 7456
FLASH FLOOD...OBSERVED
$$
CMS306
WGUS71 KPHI 020531
FFSPHI
Flash Flood Statement
National Weather Service Mount Holly NJ
1231 AM EST Sun Jan 2 2022
NJC023-025-020541-
/O.CAN.KPHI.FF.W.0001.000000T0000Z-220102T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Middlesex NJ-Monmouth NJ-
1231 AM EST Sun Jan 2 2022
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN MONMOUTH AND
MIDDLESEX 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 4058 7439 4056 7422 4055 7425 4050 7426
4050 7428 4049 7429 4044 7421 4046 7414
4040 7398 4048 7401 4044 7398 4038 7396
4017 7398 4036 7456
$$
CMSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 1, 10:06 PM EST | Special Marine Warning | PHI | 54 min | |
| Jan 1, 10:18 PM EST | Areal Flood Advisory | PHI | Burlington, Hunterdon, Mercer, Middlesex, Monmouth, Ocean and 1 more | 3 hr |
| Jan 2, 3:57 AM EST | Winter Storm Watch | PHI | Atlantic, Cape May, Cumberland | 11 hr |
| Jan 2, 4:30 AM EST | Gale Watch | PHI | 10 hr | |
| Jan 2, 5:17 AM EST | Coastal Flood Watch | PHI | Atlantic, Cape May | 10 hr |
| Jan 2, 9:22 AM EST | Marine Dense Fog Advisory | PHI | 3 hr | |
| Jan 2, 12:09 PM EST | Coastal Flood Statement | PHI | Ocean | 3 hr |
| Jan 2, 2:47 PM EST | Gale Warning | PHI | 31 hr | |
| Jan 2, 2:49 PM EST | Winter Storm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 27 hr |
| Jan 2, 2:49 PM EST | Winter Weather Advisory | PHI | Burlington, Camden, Gloucester, Monmouth, Salem | 25 hr |
| Jan 2, 3:35 PM EST | Coastal Flood Warning | PHI | Atlantic, Cape May | 21 hr |
| Jan 2, 3:35 PM EST | Coastal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more | 46 hr |
Nearby
Flash Flood Warnings in New Jersey, 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.