Alert archive / New Jersey / Tornado Warnings in 2010
Tornado Warning 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Jul 23, 2010, 7:36 PM EDT for Morris County, Sussex County, New Jersey. It was in force for 24 min. 6 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
- Jul 23, 2010, 7:36 PM EDT (23:36 UTC)
- Expired
- Jul 23, 2010, 8:00 PM EDT
- In force
- 24 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Morris County, NJ, Sussex County, NJ
The radar
The Philadelphia radar (KDIX), 125 km from the middle of the area, began a volume at 23:38 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 |
|---|---|---|---|
| Jul 23, 7:36 PM EDT | TSTM WND DMG | 3 Ene Ogdensburg, NJ | NUMEROUS TREES AND WIRES DOWN IN HARDYSTON TOWNSHIP. POWER OUTAGES IN THE TOWNSHIP. |
| Jul 23, 7:40 PM EDT | TSTM WND DMG | 3 Ene Ogdensburg, NJ | NUMEROUS TREES AND WIRES DOWN IN HARDYSTON TOWNSHIP. POWER OUTAGES IN THE TOWNSHIP. |
| Jul 23, 7:50 PM EDT | TSTM WND DMG | 2 Ene Green Pond, NJ | TREES AND WIRES DOWN IN JEFFERSON TOWNSHIP. WIND DAMAGE OCCURRED ALONG THE COUNTY LINE WITH PASSAIC COUNTY. |
| Jul 23, 8:00 PM EDT | TSTM WND DMG | Kinnelon, NJ | TREES AND WIRES DOWN. |
| Jul 23, 8:01 PM EDT | HAIL 0.75 | Butler, NJ | DIME SIZE HAIL |
| Jul 23, 8:05 PM EDT | HAIL 0.75 | Riverdale, NJ |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 23, 5:55 PM EDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.6 hours before the alert went out and 132 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
- 78 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 736 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
156
WFUS51 KPHI 232336
TORPHI
NJC027-037-240000-
/O.NEW.KPHI.TO.W.0003.100723T2336Z-100724T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
736 PM EDT FRI JUL 23 2010
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN MORRIS COUNTY IN NORTHERN NEW JERSEY...
EAST CENTRAL SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 800 PM EDT
* AT 733 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR HIGHLAND
LAKE...OR 15 MILES NORTHEAST OF NEWTON...MOVING SOUTHEAST AT 55
MPH.
* THE TORNADO WILL BE NEAR...
KINNELON BY 745 PM EDT...
RIVERDALE...BUTLER AND PEQUANNOCK TOWNSHIP BY 750 PM EDT...
6 MILES NORTHEAST OF LINCOLN PARK BY 755 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING QUARTER
SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM EDT SATURDAY MORNING
FOR NORTHWESTERN NEW JERSEY AND NORTHEAST PENNSYLVANIA.
&&
LAT...LON 4121 7439 4118 7437 4109 7449 4104 7449
4105 7444 4102 7442 4100 7430 4097 7427
4090 7429 4089 7432 4111 7468 4125 7448
TIME...MOT...LOC 2336Z 306DEG 46KT 4113 7447
$$
NIERENBERGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 1:09 PM EDT | Heat Advisory | PHI | Atlantic, Cape May, Cumberland | 2 hr |
| Jul 23, 3:24 PM EDT | Excessive Heat Warning | PHI | Burlington, Camden, Gloucester, Mercer | 48 hr |
| Jul 23, 3:24 PM EDT | Heat Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Hunterdon, Middlesex and 7 more | 51 hr |
| Jul 23, 6:53 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex | 52 min |
| Jul 23, 7:56 PM EDT | Tornado Warning | PHI | Morris | 34 min |
Nearby
Tornado Warnings in New Jersey, 2010Every tornado warning in 2010Tornadoes in 2010
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.