Alert archive / New Jersey / Areal Flood Warnings in 2017
Areal Flood Warning 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this areal flood warning at Mar 31, 2017, 8:17 PM EDT for Hunterdon County, Somerset County, New Jersey. It was in force for 3 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
- Mar 31, 2017, 8:17 PM EDT (00:17 UTC)
- Expired
- Mar 31, 2017, 11:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Hunterdon County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 69 km from the middle of the area, began a volume at 00:17 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, 0.3 hours before the alert went out and 166 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
- 2 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 454 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 731 m²/s²
- 0-3 km storm-relative helicity
- 1071 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
272
WGUS41 KPHI 010017
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
817 PM EDT FRI MAR 31 2017
NJC019-035-010315-
/O.NEW.KPHI.FA.W.0002.170401T0017Z-170401T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Hunterdon NJ-Somerset NJ-
817 PM EDT FRI MAR 31 2017
The National Weather Service in Mount Holly NJ has issued a
* Flood Warning for...
East central Hunterdon County in northwestern New Jersey...
West central Somerset County in northern New Jersey...
* Until 1115 PM EDT
* At 814 PM EDT...The Neshanic River at Reaville remained above
flood stage. Minor flooding will continue to occur across low
lying areas for the remainder of the evening.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
&&
LAT...LON 4054 7467 4046 7475 4045 7484 4047 7489
4050 7487 4050 7477 4056 7471
$$
Kruzdlo1 follow-up statement
462
WGUS81 KPHI 010312
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
1112 PM EDT FRI MAR 31 2017
NJC019-035-010321-
/O.EXP.KPHI.FA.W.0002.000000T0000Z-170401T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Hunterdon NJ-Somerset NJ-
1112 PM EDT FRI MAR 31 2017
...THE FLOOD WARNING WILL EXPIRE AT 1115 PM EDT FOR EAST CENTRAL
HUNTERDON AND WEST CENTRAL SOMERSET COUNTIES...
The heavy rain has ended and waters are receding. The flood warning
will be allowed to expire.
LAT...LON 4054 7467 4046 7475 4045 7484 4047 7489
4050 7487 4050 7477 4056 7471
$$
KruzdloThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 8:29 PM EDT | Areal Flood Advisory | PHI | Monmouth, Ocean | 9 hr |
| Mar 31, 9:26 PM EDT | River Flood Warning | PHI | Somerset | 35 hr |
| Apr 1, 12:10 PM EDT | Small Craft Advisory | PHI | 8 hr |
Nearby
Areal Flood Warnings in New Jersey, 2017Every areal flood warning in 2017
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.