Alert archive / Delaware / Tornado Warnings in 2025
Tornado Warning 25, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Jul 9, 2025, 8:46 PM EDT for New Castle County, Delaware; Kent County, Maryland. It was in force for 29 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 9, 2025, 8:46 PM EDT (00:46 UTC)
- Expired
- Jul 9, 2025, 9:15 PM EDT
- In force
- 29 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties New Castle County, DE, Kent County, MD
The radar
The Dover AFB radar (KDOX), 62 km from the middle of the area, began a volume at 00:46 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 9, 5:31 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 0.8 hours before the alert went out and 150 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
- 281 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 860 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -38 m²/s²
- 0-3 km storm-relative helicity
- -12 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.4
The text
As transmitted.
574
WFUS51 KPHI 100046
TORPHI
DEC003-MDC029-100115-
/O.NEW.KPHI.TO.W.0025.250710T0046Z-250710T0115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
846 PM EDT Wed Jul 9 2025
The National Weather Service in Mount Holly NJ has issued a
* Tornado Warning for...
Southwestern New Castle County in northern Delaware...
Northeastern Kent County in northeastern Maryland...
* Until 915 PM EDT.
* At 845 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Delaney Corner, or 10 miles south of Middletown,
moving northeast 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...
Middletown, Massey, Delaney Corner, and Townsend.
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.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3944 7572 3935 7557 3930 7572 3930 7575
3928 7576 3927 7580 3931 7584
TIME...MOT...LOC 0045Z 232DEG 15KT 3931 7578
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Staarmann3 follow-up statements
447
WWUS51 KPHI 100056
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
856 PM EDT Wed Jul 9 2025
MDC029-100106-
/O.CAN.KPHI.TO.W.0025.000000T0000Z-250710T0115Z/
Kent MD-
856 PM EDT Wed Jul 9 2025
...THE TORNADO WARNING FOR NORTHEASTERN KENT COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until midnight EDT for
northern Delaware...and northeastern Maryland.
LAT...LON 3944 7572 3935 7557 3930 7572 3930 7575
3938 7577
TIME...MOT...LOC 0056Z 237DEG 32KT 3934 7572
$$
DEC003-100115-
/O.CON.KPHI.TO.W.0025.000000T0000Z-250710T0115Z/
New Castle DE-
856 PM EDT Wed Jul 9 2025
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM EDT FOR
SOUTHWESTERN NEW CASTLE COUNTY...
At 856 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Delaney Corner, or 7 miles south of Middletown,
moving northeast 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...
Middletown, Delaney Corner, and Townsend.
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.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3944 7572 3935 7557 3930 7572 3930 7575
3938 7577
TIME...MOT...LOC 0056Z 237DEG 32KT 3934 7572
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Staarmann259
WWUS51 KPHI 100105
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
905 PM EDT Wed Jul 9 2025
DEC003-100115-
/O.CON.KPHI.TO.W.0025.000000T0000Z-250710T0115Z/
New Castle DE-
905 PM EDT Wed Jul 9 2025
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM EDT FOR
SOUTHWESTERN NEW CASTLE COUNTY...
At 905 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Green Spring, or near Middletown, moving northeast
at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Middletown and Townsend.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3944 7572 3935 7557 3932 7565 3940 7575
TIME...MOT...LOC 0105Z 234DEG 19KT 3938 7565
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Staarmann282 WWUS51 KPHI 100109 SVSPHI Severe Weather Statement National Weather Service Mount Holly NJ 909 PM EDT Wed Jul 9 2025 DEC003-100119- /O.EXP.KPHI.TO.W.0025.000000T0000Z-250710T0115Z/ New Castle DE- 909 PM EDT Wed Jul 9 2025 ...THE TORNADO WARNING FOR SOUTHWESTERN NEW CASTLE COUNTY WILL EXPIRE AT 915 PM EDT... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning will be allowed to expire. However gusty winds and heavy rain are still possible with this thunderstorm. A Severe Thunderstorm Watch remains in effect until midnight EDT for northern Delaware. To report severe weather, contact your nearest law enforcement agency. They will relay your report to the National Weather Service Mount Holly NJ. LAT...LON 3944 7572 3935 7557 3932 7565 3940 7575 TIME...MOT...LOC 0109Z 232DEG 15KT 3938 7564 $$ Staarmann
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 8:00 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jul 9, 8:32 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jul 9, 8:51 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 39 min |
| Jul 9, 9:13 PM EDT | Tornado Warning | PHI | Sussex | 32 min |
| Jul 9, 9:30 PM EDT | River Flood Warning | PHI | New Castle | 7 hr |
| Jul 9, 11:27 PM EDT | River Flood Warning | PHI | New Castle | 8 hr |
| Jul 9, 11:44 PM EDT | Areal Flood Warning | PHI | New Castle | 4 hr |
| Jul 10, 4:15 PM EDT | Flash Flood Warning | PHI | Kent | 117 min |
| Jul 10, 7:33 PM EDT | Flash Flood Warning | PHI | Sussex | 104 min |
Nearby
Tornado Warnings in Delaware, 2025Tornado Warnings in Maryland, 2025Every tornado warning in 2025Tornadoes in 2025
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.