Alert archive / Delaware / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 113, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 26, 2023, 9:25 PM EDT for New Castle County, Delaware. It was in force for 50 min. 13 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
- Jun 26, 2023, 9:25 PM EDT (01:25 UTC)
- Expired
- Jun 26, 2023, 10:15 PM EDT
- In force
- 50 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County New Castle County, DE
The radar
The Dover AFB radar (KDOX), 102 km from the middle of the area, began a volume at 01:26 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 |
|---|---|---|---|
| Jun 26, 9:31 PM EDT | HAIL 0.7 | Bear, DE | |
| Jun 26, 9:51 PM EDT | TSTM WND GST 41 | 1 Se Rogers Manor, DE | New Castle mesonet measured a 41 MPH gust at 9:51 PM/. |
| Jun 26, 9:51 PM EDT | TSTM WND GST 41 | 1 Se Rogers Manor, DE | New Castle mesonet measured a 41 MPH gust at 9:51 PM/. |
| Jun 26, 9:55 PM EDT | TSTM WND DMG | Elsmere, DE | Tree down into house in Elsmere, DE. Time estimated via radar. |
| Jun 26, 9:55 PM EDT | TSTM WND DMG | Elsmere, DE | Tree down into house in Elsmere, DE. Time estimated via radar. |
| Jun 26, 10:00 PM EDT | TSTM WND GST 51 | New Castle County Airpo, DE | 51 MPH gust measured at KILG. |
| Jun 26, 10:00 PM EDT | TSTM WND GST 51 | New Castle County Airpo, DE | 51 MPH gust measured at KILG. |
| Jun 26, 10:11 PM EDT | TSTM WND DMG | 2 Ene Brookside, DE | Numerous trees and wires downed in the vicinity of Route 273 and Route 4. Time estimated via radar. |
| Jun 26, 10:11 PM EDT | TSTM WND DMG | 2 Ene Brookside, DE | Numerous trees and wires downed in the vicinity of Route 273 and Route 4. Time estimated via radar. |
| Jun 26, 10:23 PM EDT | TSTM WND GST 50 | 1 Ese Woodshade, DE | |
| Jun 26, 10:23 PM EDT | TSTM WND GST 50 | 1 Ese Woodshade, DE | |
| Jun 26, 10:23 PM EDT | HAIL 0.7 | Bear, DE | Dime sized hail ongoing as report was called in. |
| Jun 26, 10:23 PM EDT | HAIL 0.7 | Bear, DE | Dime sized hail ongoing as report was called in. |
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 |
|---|---|---|---|
| Jun 26, 1:11 PM EDT | Severe Thunderstorm Watch | SPC | 11 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 1.4 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
- 1362 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 1456 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
683
WUUS51 KPHI 270125
SVRPHI
DEC003-270215-
/O.NEW.KPHI.SV.W.0113.230627T0125Z-230627T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
925 PM EDT Mon Jun 26 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northern New Castle County in northern Delaware...
* Until 1015 PM EDT.
* At 924 PM EDT, a severe thunderstorm was located over Bear, or near
Newark, moving northeast at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to
roofs, siding, trees, and power lines is possible.
* Locations impacted include...
Wilmington, Newark, Pennsville, Carneys Point, Elsmere, New Castle,
Delaware City, Newport, Arden, Stanton, North Star, Glasgow, Bear,
Talleyville, Wilmington Manor, Pike Creek, Ashland, Greenville,
Delaware Memorial Bridge and Hockessin.
This includes Interstate 95 in Delaware between mile markers 0 and
23.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
&&
LAT...LON 3973 7577 3977 7574 3983 7565 3984 7559
3984 7550 3980 7541 3977 7546 3972 7548
3958 7561 3950 7577 3963 7579 3972 7579
TIME...MOT...LOC 0124Z 225DEG 25KT 3966 7570
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Gorse2 follow-up statements
052
WWUS51 KPHI 270141
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
941 PM EDT Mon Jun 26 2023
DEC003-270215-
/O.CON.KPHI.SV.W.0113.000000T0000Z-230627T0215Z/
New Castle DE-
941 PM EDT Mon Jun 26 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT
FOR NORTHERN NEW CASTLE COUNTY...
At 941 PM EDT, a severe thunderstorm was located over Elsmere, or
over Wilmington, moving northeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Wilmington, Newark, Pennsville, Carneys Point, Elsmere, New Castle,
Delaware City, Newport, Arden, Stanton, North Star, Glasgow, Bear,
Talleyville, Wilmington Manor, Pike Creek, Ashland, Greenville,
Delaware Memorial Bridge and Hockessin.
This includes Interstate 95 in Delaware between mile markers 0 and
23.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
&&
LAT...LON 3973 7577 3977 7574 3983 7565 3984 7559
3984 7550 3980 7541 3977 7546 3972 7548
3958 7561 3950 7577 3963 7579 3972 7579
TIME...MOT...LOC 0141Z 229DEG 25KT 3974 7558
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Gorse249
WWUS51 KPHI 270202
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
1002 PM EDT Mon Jun 26 2023
DEC003-270215-
/O.CON.KPHI.SV.W.0113.000000T0000Z-230627T0215Z/
New Castle DE-
1002 PM EDT Mon Jun 26 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT
FOR NORTHERN NEW CASTLE COUNTY...
At 1002 PM EDT, a severe thunderstorm was located over Pike Creek, or
near Newark, moving northeast at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Wilmington, Newark, Pennsville, Carneys Point, Elsmere, New Castle,
Delaware City, Newport, Arden, Stanton, North Star, Glasgow, Bear,
Talleyville, Wilmington Manor, Pike Creek, Ashland, Greenville,
Delaware Memorial Bridge and Hockessin.
This includes Interstate 95 in Delaware between mile markers 0 and
23.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
&&
LAT...LON 3973 7577 3977 7574 3983 7565 3984 7559
3984 7550 3980 7541 3977 7546 3972 7548
3958 7561 3950 7577 3963 7579 3972 7579
TIME...MOT...LOC 0202Z 233DEG 35KT 3970 7569
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
GorseThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 9:19 PM EDT | Special Weather Statement | PHI | New Castle | 26 min |
| Jun 26, 9:51 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 54 min |
| Jun 26, 10:01 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 26, 10:33 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 42 min |
| Jun 26, 10:46 PM EDT | River Flood Warning | PHI | New Castle | 5 hr |
| Jun 26, 10:54 PM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| Jun 26, 11:09 PM EDT | River Flood Warning | PHI | New Castle | 2 hr |
| Jun 27, 2:09 AM EDT | Special Weather Statement | PHI | New Castle | 21 min |
| Jun 27, 2:29 AM EDT | Special Weather Statement | PHI | New Castle | 31 min |
| Jun 27, 2:37 AM EDT | Flash Flood Warning | PHI | New Castle | 3 hr |
| Jun 27, 3:02 AM EDT | Flood Watch | PHI | New Castle | 46 min |
| Jun 27, 3:48 AM EDT | Flood Watch | PHI | New Castle | 17 hr |
| Jun 27, 3:05 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 40 min |
| Jun 27, 3:32 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 3 hr |
| Jun 27, 3:41 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 22 min |
| Jun 27, 5:08 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 37 min |
| Jun 27, 5:17 PM EDT | Flash Flood Warning | PHI | New Castle | 4 hr |
| Jun 27, 6:18 PM EDT | Special Weather Statement | PHI | Kent | 27 min |
Nearby
Severe Thunderstorm Warnings in Delaware, 2023Every severe thunderstorm warning in 2023
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.