Alert archive / Delaware / Tornado Warnings in 2024
Tornado Warning 7, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Aug 8, 2024, 6:59 PM EDT for New Castle County, Delaware. It was in force for 31 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
- Aug 8, 2024, 6:59 PM EDT (22:59 UTC)
- Expired
- Aug 8, 2024, 7:30 PM EDT
- In force
- 31 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County New Castle County, DE
The radar
The Dover AFB radar (KDOX), 106 km from the middle of the area, began a volume at 23:02 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 8, 7:09 PM EDT | TSTM WND DMG | Marshallton, DE | probable tornado. Roof damage to grocery store. |
| Aug 8, 7:11 PM EDT | TSTM WND DMG | Sherwood Park, DE | probable tornado- trees onto garage. Other large tree down nearby. |
| Aug 8, 7:12 PM EDT | TORNADO | Marshallton, DE | Two independent reports from a trained spotter and fire department of a tornado on the ground near the intersection of Route 7 and Kirkwood Highway near the Kirkwood Plaza Shopping Center. Debris lofted into the air and some minor damage reported. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 11.0 hours before the alert went out and 174 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
- 243 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 494 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
435
WFUS51 KPHI 082259
TORPHI
DEC003-082330-
/O.NEW.KPHI.TO.W.0007.240808T2259Z-240808T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
659 PM EDT Thu Aug 8 2024
The National Weather Service in Mount Holly NJ has issued a
* Tornado Warning for...
Northwestern New Castle County in northern Delaware...
* Until 730 PM EDT.
* At 659 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Stanton, or near Newark, moving north at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Elsmere, Newport, Greenville, Stanton, Pike Creek, Hockessin,
Ashland, North Star, Bear, and Brookside.
This includes Interstate 95 in Delaware between mile markers 5 and
10.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3981 7570 3983 7565 3984 7559 3965 7560
3963 7569 3978 7574
TIME...MOT...LOC 2259Z 176DEG 30KT 3969 7566
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Gorse4 follow-up statements
497
WWUS51 KPHI 082304
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
704 PM EDT Thu Aug 8 2024
DEC003-082330-
/O.CON.KPHI.TO.W.0007.000000T0000Z-240808T2330Z/
New Castle DE-
704 PM EDT Thu Aug 8 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR
NORTHWESTERN NEW CASTLE COUNTY...
At 704 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Stanton, or near Newark, moving north at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Elsmere, Newport, Greenville, Stanton, Pike Creek, Hockessin,
Ashland, and North Star.
This includes Interstate 95 in Delaware between mile markers 7 and
10.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3981 7570 3983 7565 3984 7559 3968 7560
3967 7569 3978 7574
TIME...MOT...LOC 2304Z 168DEG 17KT 3970 7567
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Gorse744
WWUS51 KPHI 082310
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
710 PM EDT Thu Aug 8 2024
DEC003-082330-
/O.CON.KPHI.TO.W.0007.000000T0000Z-240808T2330Z/
New Castle DE-
710 PM EDT Thu Aug 8 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR NORTH
CENTRAL NEW CASTLE COUNTY...
At 710 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Pike Creek, or near Newark, moving north at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Newport, Greenville, Stanton, Pike Creek, Hockessin, Ashland, and
North Star.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3981 7570 3983 7565 3984 7559 3971 7561
3970 7569 3978 7574
TIME...MOT...LOC 2310Z 170DEG 15KT 3973 7567
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Gorse181
WWUS51 KPHI 082317
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
717 PM EDT Thu Aug 8 2024
DEC003-082330-
/O.CON.KPHI.TO.W.0007.000000T0000Z-240808T2330Z/
New Castle DE-
717 PM EDT Thu Aug 8 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR NORTH
CENTRAL NEW CASTLE COUNTY...
At 716 PM EDT, a confirmed tornado was located over Pike Creek, or
near Newark, moving north at 15 mph.
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Law enforcement confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
Locations impacted include...
Newport, Greenville, Stanton, Pike Creek, Hockessin, Ashland, and
North Star.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is occurring. To protect your life, TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3981 7570 3983 7565 3984 7559 3971 7561
3970 7569 3978 7574
TIME...MOT...LOC 2316Z 163DEG 11KT 3974 7566
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...0.00 IN
$$
Gorse760
WWUS51 KPHI 082327
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
727 PM EDT Thu Aug 8 2024
DEC003-082336-
/O.EXP.KPHI.TO.W.0007.000000T0000Z-240808T2330Z/
New Castle DE-
727 PM EDT Thu Aug 8 2024
...THE TORNADO WARNING FOR NORTH CENTRAL NEW CASTLE COUNTY WILL
EXPIRE AT 730 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.
LAT...LON 3981 7570 3983 7565 3984 7559 3971 7561
3970 7569 3978 7574
TIME...MOT...LOC 2326Z 176DEG 30KT 3982 7567
$$
GorseThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 3:17 AM EDT | Rip Current Statement | PHI | Sussex | 40 hr |
| Aug 8, 2:20 PM EDT | Coastal Flood Advisory | PHI | New Castle, Sussex | 40 hr |
| Aug 8, 2:20 PM EDT | High Surf Advisory | PHI | Sussex | 29 hr |
| Aug 8, 3:13 PM EDT | Wind Advisory | PHI | Kent, New Castle, Sussex | 27 hr |
| Aug 8, 3:46 PM EDT | Flash Flood Warning | PHI | New Castle | 7 hr |
| Aug 8, 5:26 PM EDT | River Flood Warning | PHI | New Castle | 14 hr |
| Aug 8, 5:26 PM EDT | River Flood Warning | PHI | New Castle | 6 hr |
| Aug 8, 5:48 PM EDT | Flash Flood Warning | PHI | New Castle | 6 hr |
| Aug 8, 6:04 PM EDT | Flood Watch | PHI | New Castle | 24 hr |
Nearby
Tornado Warnings in Delaware, 2024Every tornado warning in 2024Tornadoes in 2024
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.