Alert archive / Delaware / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 11, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 12, 2024, 2:02 PM EDT for Sussex County, Delaware. It was in force for 43 min. 1 report 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
- May 12, 2024, 2:02 PM EDT (18:02 UTC)
- Expired
- May 12, 2024, 2:45 PM EDT
- In force
- 43 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Sussex County, DE
The radar
The Dover AFB radar (KDOX), 9 km from the middle of the area, began a volume at 18:04 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 |
|---|---|---|---|
| May 12, 2:04 PM EDT | FUNNEL CLOUD | Greenwood, DE | County 911 Center relays report from a broadcast meteorologist of a funnel cloud in Greenwood/Ellendale area. Time estimated from radar. No damage was reported to the 911 Call Center. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 6.0 hours before the alert went out and 97 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 798 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
455
WUUS51 KPHI 121802
SVRPHI
DEC005-121845-
/O.NEW.KPHI.SV.W.0011.240512T1802Z-240512T1845Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
202 PM EDT Sun May 12 2024
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Central Sussex County in southern Delaware...
* Until 245 PM EDT.
* At 202 PM EDT, a severe thunderstorm was located near Bridgeville,
or 12 miles northwest of Georgetown, moving southeast at 15 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...
Georgetown, Milton, Bridgeville, Ellendale, and Greenwood.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3877 7567 3884 7561 3884 7555 3885 7555
3886 7553 3880 7527 3861 7538
TIME...MOT...LOC 1802Z 298DEG 11KT 3879 7557
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hoeflich3 follow-up statements
666
WWUS51 KPHI 121815
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
215 PM EDT Sun May 12 2024
DEC005-121845-
/O.CON.KPHI.SV.W.0011.000000T0000Z-240512T1845Z/
Sussex DE-
215 PM EDT Sun May 12 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR CENTRAL SUSSEX COUNTY...
At 214 PM EDT, a severe thunderstorm was located near Ellendale, or
near Georgetown, moving southeast at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Georgetown, Milton, Bridgeville, and Ellendale.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3873 7560 3885 7551 3876 7529 3861 7538
TIME...MOT...LOC 1814Z 299DEG 13KT 3874 7549
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hoeflich542
WWUS51 KPHI 121827
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
227 PM EDT Sun May 12 2024
DEC005-121845-
/O.CON.KPHI.SV.W.0011.000000T0000Z-240512T1845Z/
Sussex DE-
227 PM EDT Sun May 12 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR CENTRAL SUSSEX COUNTY...
At 227 PM EDT, a severe thunderstorm was located over Georgetown,
moving southeast at 20 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...
Georgetown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3869 7552 3877 7544 3872 7531 3861 7538
TIME...MOT...LOC 1827Z 305DEG 19KT 3871 7543
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hoeflich290 WWUS51 KPHI 121835 SVSPHI Severe Weather Statement National Weather Service Mount Holly NJ 235 PM EDT Sun May 12 2024 DEC005-121845- /O.EXP.KPHI.SV.W.0011.000000T0000Z-240512T1845Z/ Sussex DE- 235 PM EDT Sun May 12 2024 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL SUSSEX COUNTY WILL EXPIRE AT 245 PM EDT... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning will be allowed to expire. To report severe weather, contact your nearest law enforcement agency. They will relay your report to the National Weather Service Mount Holly NJ. LAT...LON 3869 7552 3877 7544 3872 7531 3861 7538 TIME...MOT...LOC 1835Z 300DEG 12KT 3868 7538 $$ Hoeflich
Nearby
Severe Thunderstorm Warnings in Delaware, 2024Every severe thunderstorm warning 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.