Alert archive / Delaware / Tornado Warnings in 2024
Tornado Warning 6, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Jul 22, 2024, 7:44 PM EDT for Sussex County, Delaware. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 22, 2024, 7:44 PM EDT (23:44 UTC)
- Expired
- Jul 22, 2024, 8:15 PM EDT
- In force
- 31 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Sussex County, DE
The radar
The Dover AFB radar (KDOX), 33 km from the middle of the area, began a volume at 23:45 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.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 11.7 hours before the alert went out and 86 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
- 307 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 932 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
203
WFUS51 KPHI 222344
TORPHI
DEC005-230015-
/O.NEW.KPHI.TO.W.0006.240722T2344Z-240723T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
744 PM EDT Mon Jul 22 2024
The National Weather Service in Mount Holly NJ has issued a
* Tornado Warning for...
East central Sussex County in southern Delaware...
* Until 815 PM EDT.
* At 743 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Henlopen Acres, or 11 miles east of Georgetown,
moving northeast at 15 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...
Henlopen Acres, Long Neck, and Dewey Beach.
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 3860 7520 3866 7524 3884 7502 3865 7491
TIME...MOT...LOC 2343Z 238DEG 14KT 3865 7517
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MJL2 follow-up statements
012
WWUS51 KPHI 230000
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
800 PM EDT Mon Jul 22 2024
DEC005-230015-
/O.CON.KPHI.TO.W.0006.000000T0000Z-240723T0015Z/
Sussex DE-
800 PM EDT Mon Jul 22 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR EAST
CENTRAL SUSSEX COUNTY...
At 800 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Henlopen Acres, or 15 miles east of Georgetown,
moving northeast at 15 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Henlopen Acres and Dewey Beach.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3868 7517 3884 7502 3865 7491 3863 7513
TIME...MOT...LOC 0000Z 238DEG 14KT 3869 7510
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MJL631 WWUS51 KPHI 230009 SVSPHI Severe Weather Statement National Weather Service Mount Holly NJ 809 PM EDT Mon Jul 22 2024 DEC005-230019- /O.EXP.KPHI.TO.W.0006.000000T0000Z-240723T0015Z/ Sussex DE- 809 PM EDT Mon Jul 22 2024 ...THE TORNADO WARNING FOR EAST CENTRAL SUSSEX COUNTY WILL EXPIRE AT 815 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. However heavy rain is still possible with this thunderstorm. LAT...LON 3868 7517 3884 7502 3865 7491 3863 7513 TIME...MOT...LOC 0009Z 238DEG 14KT 3871 7507 $$ MJL
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 7:44 PM EDT | Flash Flood Warning | PHI | Sussex | 4 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.