Alert archive / New Jersey / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 23, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 27, 2007, 9:10 PM EDT for Mercer County, New Jersey; Bucks County, Pennsylvania. It was in force for 50 min. 3 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 27, 2007, 9:10 PM EDT (01:10 UTC)
- Expired
- May 27, 2007, 10:00 PM EDT
- In force
- 50 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
Counties Mercer County, NJ, Bucks County, PA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 27, 9:10 PM EDT | TSTM WND DMG | Yardley, PA | ALSO IN MORRISVILLE, MIDDLETOWN TWP, FALLS TWP AND LOWER SOUTHAMPTON TWP. |
| May 27, 9:25 PM EDT | TSTM WND DMG | 1 N White Horse, NJ | TREES AND WIRES DOWNED IN HAMILTON |
| May 27, 9:25 PM EDT | NON-TSTM WND DMG | 1 N White Horse, NJ | TREES AND WIRES DOWNED IN HAMILTON |
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, 1.2 hours before the alert went out and 176 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
- 59 J/kg
- Mixed-layer CIN
- -247 J/kg
- Mixed-layer LCL
- 1469 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 187 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 280110 SVRPHI NJC021-PAC017-280200- /O.NEW.KPHI.SV.W.0023.070528T0110Z-070528T0200Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 910 PM EDT SUN MAY 27 2007 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MERCER COUNTY IN CENTRAL NEW JERSEY... THIS INCLUDES THE CITY OF TRENTON... SOUTHEASTERN BUCKS COUNTY IN SOUTHEAST PENNSYLVANIA... * UNTIL 1000 PM EDT * AT 907 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR WOODSIDE...OR ABOUT NEAR TRENTON...AND MOVING EAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... EWING BY 915 PM EDT... TRENTON AND 7 MILES SOUTH OF PENNINGTON BY 920 PM EDT... WHITE HORSE AND LAWRENCEVILLE BY 925 PM EDT... MERCERVILLE-HAMILTON SQUARE BY 930 PM EDT... LAT...LON 4028 7493 4013 7483 4024 7451 4037 7472 $$ KRUZDLO
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 8:46 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Somerset | 59 min |
| May 27, 10:02 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 58 min |
| May 27, 10:28 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 62 min |
| May 27, 8:18 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester | 57 min |
| May 27, 9:27 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 63 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2007Severe Thunderstorm Warnings in Pennsylvania, 2007Every severe thunderstorm warning in 2007
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.