Alert archive / Delaware / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 263, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 29, 2006, 3:42 PM EDT for New Castle County, Delaware. It was in force for 33 min. 5 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
- Aug 29, 2006, 3:42 PM EDT (19:42 UTC)
- Expired
- Aug 29, 2006, 4:15 PM EDT
- In force
- 33 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
County New Castle County, DE
The radar
The Philadelphia radar (KDIX), 106 km from the middle of the area, began a volume at 19:42 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 |
|---|---|---|---|
| Aug 29, 4:00 PM EDT | TSTM WND DMG | 5 Sw Boothwyn, DE | WIRES REPORTED DOWN IN BRANDYWINE HUNDRED. |
| Aug 29, 4:15 PM EDT | TSTM WND DMG | Wilmington, DE | WIRES REPORTED DOWN ON WOODSDALE ROAD IN WILMINGTON. |
| Aug 29, 4:20 PM EDT | FUNNEL CLOUD | Wilmington, DE | A FUNNEL CLOUD WAS OBSERVED JUST WEST OF WILMINGTON. |
| Aug 29, 4:20 PM EDT | FUNNEL CLOUD | Wilmington, DE | A FUNNEL CLOUD WAS OBSERVED JUST WEST OF WILMINGTON NEAR ROUTE 48, HOWEVER NO TOUCHDOWN WAS OBSERVED OR REPORTED. |
| Aug 29, 4:20 PM EDT | FUNNEL CLOUD | Wilmington, DE | A FUNNEL CLOUD WAS OBSERVED JUST WEST OF WILMINGTON NEAR ROUTE 48. NO TOUCHDOWN OR DAMAGED REPORTED. |
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 |
|---|---|---|---|
| Aug 29, 1:52 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 7.7 hours before the alert went out and 53 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
- 21 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 934 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 185 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 291942 SVRPHI DEC003-292015- /O.NEW.KPHI.SV.W.0263.060829T1942Z-060829T2015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 342 PM EDT TUE AUG 29 2006 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN NEW CASTLE COUNTY IN NORTHERN DELAWARE THIS INCLUDES THE CITY OF WILMINGTON * UNTIL 415 PM EDT * AT 338 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 NORTH STAR...OR ABOUT 8 MILES NORTH OF NEWARK...AND MOVING SOUTHEAST AT 25 MPH. THIS STORM WAS SHOWING 60 MPH OF WIND AT ABOUT FIVE THOUSAND FEET. * THE SEVERE THUNDERSTORM WILL BE NEAR... STANTON BY 355 PM EDT... ELSMERE...TALLEYVILLE AND NEWPORT BY 400 PM EDT... WILMINGTON...WILMINGTON MANOR AND 6 MILES NORTH OF NEW CASTLE BY 405 PM EDT... BELLEFONTE BY 410 PM EDT... IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. LAT...LON 3984 7567 3977 7579 3964 7559 3980 7542 $$ TFG
1 follow-up statement
000 WWUS51 KPHI 291957 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 357 PM EDT TUE AUG 29 2006 DEC003-292015- /O.CON.KPHI.SV.W.0263.000000T0000Z-060829T2015Z/ NEW CASTLE DE- 357 PM EDT TUE AUG 29 2006 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT FOR CENTRAL NEW CASTLE COUNTY... AT 355 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR STANTON...OR ABOUT 6 MILES NORTH OF NEWARK. THIS STORM WAS NEARLY STATIONARY. A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. DOPPLER RADAR NOW INDICATED SOME ROTATION WITHIN THIS STORM. WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT TUESDAY EVENING FOR NORTHERN DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN NEW JERSEY AND EASTERN PENNSYLVANIA. LAT...LON 3980 7561 3976 7571 3964 7559 3980 7542 $$ TFG
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 4:02 PM EDT | Tornado Warning | PHI | New Castle | 28 min |
| Aug 29, 4:28 PM EDT | Tornado Warning | PHI | New Castle | 47 min |
Nearby
Severe Thunderstorm Warnings in Delaware, 2006Every severe thunderstorm warning 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.