Alert archive / Delaware / Severe Thunderstorm Warnings in 2022
Severe Thunderstorm Warning 95, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 17, 2022, 6:13 PM EDT for Sussex County, Delaware. It was in force for 32 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
- Jun 17, 2022, 6:13 PM EDT (22:13 UTC)
- Expired
- Jun 17, 2022, 6:45 PM EDT
- In force
- 32 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Sussex County, DE
The radar
The Dover AFB radar (KDOX), 48 km from the middle of the area, began a volume at 22:13 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, 10.2 hours before the alert went out and 66 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
- 894 J/kg
- Mixed-layer CIN
- -211 J/kg
- Mixed-layer LCL
- 1069 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 171 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
388
WUUS51 KPHI 172213
SVRPHI
DEC005-172245-
/O.NEW.KPHI.SV.W.0095.220617T2213Z-220617T2245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
613 PM EDT Fri Jun 17 2022
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southeastern Sussex County in southern Delaware...
* Until 645 PM EDT.
* At 613 PM EDT, a severe thunderstorm was located near Gumboro, or
10 miles northeast of Salisbury, moving east at 50 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...
Selbyville, Dagsboro, Millville, Gumboro, Ocean View, Frankford and
South Bethany.
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.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3845 7503 3846 7505 3845 7505 3846 7554
3857 7552 3853 7483 3845 7483
TIME...MOT...LOC 2213Z 278DEG 44KT 3847 7544
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MPS2 follow-up statements
138
WWUS51 KPHI 172221
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
621 PM EDT Fri Jun 17 2022
DEC005-172245-
/O.CON.KPHI.SV.W.0095.000000T0000Z-220617T2245Z/
Sussex DE-
621 PM EDT Fri Jun 17 2022
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR SOUTHEASTERN SUSSEX COUNTY...
At 621 PM EDT, a severe thunderstorm was located near Gumboro, or 14
miles east of Salisbury, moving east at 50 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Selbyville, Gumboro, Frankford and South Bethany.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3845 7515 3846 7542 3854 7540 3850 7483
3845 7484 3845 7503 3846 7505 3845 7505
TIME...MOT...LOC 2221Z 280DEG 43KT 3844 7533
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MPS829
WWUS51 KPHI 172235
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
635 PM EDT Fri Jun 17 2022
DEC005-172245-
/O.EXP.KPHI.SV.W.0095.000000T0000Z-220617T2245Z/
Sussex DE-
635 PM EDT Fri Jun 17 2022
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SUSSEX COUNTY
WILL EXPIRE AT 645 PM EDT...
The storm which prompted the warning has moved out of the 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 3845 7515 3846 7542 3854 7540 3850 7483
3845 7484 3845 7503 3846 7505 3845 7505
TIME...MOT...LOC 2235Z 278DEG 44KT 3842 7512
$$
MPSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 5:59 PM EDT | Special Weather Statement | PHI | Sussex | 31 min |
| Jun 17, 6:10 PM EDT | Special Weather Statement | PHI | Sussex | 35 min |
Nearby
Severe Thunderstorm Warnings in Delaware, 2022Every severe thunderstorm warning in 2022
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.