Alert archive / Delaware / Tornado Warnings in 2006

Tornado Warning 1, NWS Philadelphia/Mount Holly

July 22, 2006Kent County, New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this tornado warning at Jul 22, 2006, 8:46 PM EDT for Kent County, New Castle County, Delaware. It was in force for 29 min. 2 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 22, 2006, 8:46 PM EDT (00:46 UTC)
Expired
Jul 22, 2006, 9:15 PM EDT
In force
29 min
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

Counties Kent County, DE, New Castle County, DE

The radar

The Dover AFB radar (KDOX), 57 km from the middle of the area, began a volume at 00:50 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.

What was reported inside it

TimeReportWhereRemark
Jul 22, 8:48 PM EDTTSTM WND DMG4 Nne Smyrna, DETREES AND WIRES DOWN IN BLACKBIRD HUNDERED NEW CASTLE COUNTY.
Jul 22, 8:48 PM EDTTSTM WND DMG4 Nne Smyrna, DETREES AND WIRES DOWN IN BLACKBIRD HUNDRED NEW CASTLE COUNTY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 0.8 hours before the alert went out and 156 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.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 00:00Z on 2006-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2049 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 00:00Z on 2006-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 153 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2049 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
780 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
153 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
1.2
Supercell composite
7.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS51 KPHI 230045
TORPHI
DEC001-003-230115-
/O.NEW.KPHI.TO.W.0001.060723T0046Z-060723T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
846 PM EDT SAT JUL 22 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN KENT COUNTY IN CENTRAL DELAWARE
  SOUTHEASTERN NEW CASTLE COUNTY IN NORTHERN DELAWARE

* UNTIL 915 PM EDT

* AT 840 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR CLAYTON...
  OR ABOUT 12 MILES NORTHWEST OF DOVER...MOVING EAST AT 25 MPH.

* THE TORNADO IS WILL BE NEAR...
  RURAL NORTHERN KENT COUNTY AT 900 PM EDT

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.

LAT...LON 3933 7576 3924 7576 3930 7543 3939 7550

$$

STAUBER
1 follow-up statement
000 
WWUS51 KPHI 230106
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
905 PM EDT SAT JUL 22 2006

DEC003-230115-
/O.CAN.KPHI.TO.W.0001.000000T0000Z-060723T0115Z/
NEW CASTLE DE-
905 PM EDT SAT JUL 22 2006

...THE TORNADO WARNING FOR NEW CASTLE COUNTY IS CANCELLED...

THE TORNADIC THUNDERSTORM HAS EXITED NEW CASTLE COUNTY.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
SATURDAY EVENING FOR SOUTHWESTERN DELAWARE AND NORTHEASTERN MARYLAND
AND SOUTHERN NEW JERSEY.

LAT...LON 3932 7554 3926 7546 3930 7543 3937 7549

$$

DEC001-230115-
/O.CON.KPHI.TO.W.0001.000000T0000Z-060723T0115Z/
KENT DE-
905 PM EDT SAT JUL 22 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM EDT FOR
NORTHEASTERN KENT COUNTY...

AT 904 PM EDT...LOCAL LAW ENFORCEMENT REPORTED WIND DAMAGE
IN SOUTHERN NEW CASTLE COUNTY. THE TORNADIC CELL
WAS LOCATED OVER EXTREME NORTH CENTRAL KENT COUNTY...OR ABOUT
12 MILES NORTH OF DOVER...MOVING EAST AT 15 MPH.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
SATURDAY EVENING FOR SOUTHWESTERN DELAWARE AND NORTHEASTERN MARYLAND
AND SOUTHERN NEW JERSEY.

LAT...LON 3932 7554 3926 7546 3930 7543 3937 7549

$$

TFG

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 22, 9:11 PM EDTFlash Flood WarningPHIKent, New Castle4 hr
Jul 22, 9:58 PM EDTSevere Thunderstorm WarningPHIKent47 min
Jul 23, 12:58 AM EDTSevere Thunderstorm WarningPHISussex47 min

Nearby

Tornado Warnings in Delaware, 2006Every tornado warning in 2006Tornadoes in 2006

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.