Alert archive / New Jersey / Flash Flood Warnings in 2000
Flash Flood Warning 61, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Dec 17, 2000, 11:50 AM EST for Middlesex 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Dec 17, 2000, 11:50 AM EST (16:50 UTC)
- Expired
- Dec 17, 2000, 3:00 PM EST
- In force
- 3 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Middlesex County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 61 km from the middle of the area, began a volume at 16:50 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 12:00Z, 4.8 hours before the alert went out and 133 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
- 313 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 453 m above ground
- 0-6 km bulk shear
- 92 kt
- 0-1 km storm-relative helicity
- 582 m²/s²
- 0-3 km storm-relative helicity
- 603 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KPHI 171654 FFWPHI NJC023-035-172000- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1150 AM EST SUN DEC 17 2000 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS EXTENDED THE * FLASH FLOOD WARNING FOR... EASTERN SOMERSET COUNTY IN NORTHERN NEW JERSEY MIDDLESEX COUNTY IN NORTHERN NEW JERSEY * UNTIL 3 PM EST. * AT 1150 AM EST...WEATHER SERVICE RADAR INDICATED ANOTHER AREA OF VERY HEAVY RAIN THAT IS MOVING THROUGH MIDDLESEX AND EASTERN SOMERSET COUNTIES. SMALL STREAMS AND POOR DRAINAGE AREA FLOODING CAN BE EXPECTED TO CONTINUE. REMEMBER...DO NOT DRIVE THROUGH FLOODED AREAS. THE WATER MAY BE DEEPER THAN YOU THINK. FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE TELEVISION OUTLET. LAT...LON 4044 7457 4031 7441 4056 7404 4072 7425
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 6:55 AM EST | Flash Flood Warning | PHI | Hunterdon, Warren | 3 hr |
| Dec 17, 7:42 AM EST | Flash Flood Warning | PHI | Burlington, Camden, Gloucester, Mercer | 3 hr |
| Dec 17, 7:55 AM EST | Severe Thunderstorm Warning | PHI | Burlington, Camden | 35 min |
| Dec 17, 9:25 AM EST | Severe Thunderstorm Warning | PHI | Salem | 35 min |
| Dec 17, 10:20 AM EST | Flash Flood Warning | PHI | Sussex | 3 hr |
| Dec 17, 11:01 AM EST | Flash Flood Warning | PHI | Burlington, Camden, Gloucester, Mercer | 3 hr |
| Dec 17, 11:16 AM EST | Flash Flood Warning | PHI | Warren | 3 hr |
| Dec 17, 11:47 AM EST | Severe Thunderstorm Warning | PHI | Mercer, Middlesex | 28 min |
| Dec 17, 12:26 PM EST | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 34 min |
| Dec 17, 12:49 PM EST | Severe Thunderstorm Warning | PHI | Monmouth | 26 min |
Nearby
Flash Flood Warnings in New Jersey, 2000Every flash flood warning in 2000
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.