Alert archive / Maryland / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 92, NWS Philadelphia/Mount Holly

June 14, 2022Caroline County, Maryland; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 14, 2022, 10:30 AM EDT for Caroline County, Maryland; Sussex County, Delaware. It was in force for 45 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
Jun 14, 2022, 10:30 AM EDT (14:30 UTC)
Expired
Jun 14, 2022, 11:15 AM EDT
In force
45 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Sussex County, DE, Caroline County, MD

The radar

The Dover AFB radar (KDOX), 35 km from the middle of the area, began a volume at 14:32 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

TimeReportWhereRemark
Jun 14, 10:55 AM EDTTSTM WND DMG2 S Bridgeville, DEREPORT OF WIRES DOWN IN BRIDGEVILLE. TIME ESTIMATED VIA RADAR.

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, 2.5 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.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 12:00Z on 2022-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2225 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 12:00Z on 2022-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2225 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
1047 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

864 
WUUS51 KPHI 141430
SVRPHI
DEC005-MDC011-141515-
/O.NEW.KPHI.SV.W.0092.220614T1430Z-220614T1515Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
1030 AM EDT Tue Jun 14 2022

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Southwestern Sussex County in southern Delaware...
  Southeastern Caroline County in eastern Maryland...

* Until 1115 AM EDT.

* At 1030 AM EDT, severe thunderstorms were located along a line
  extending from near Preston to near Vienna, moving southeast at 25
  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...
  Seaford, Laurel, Federalsburg, Delmar, Preston, Blades and Bethel. 

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 these storms. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3846 7569 3865 7571 3869 7577 3868 7580
      3870 7580 3871 7584 3870 7587 3870 7590
      3869 7592 3876 7594 3872 7556 3845 7549
TIME...MOT...LOC 1430Z 294DEG 22KT 3872 7587 3844 7578 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

MPS
2 follow-up statements
880 
WWUS51 KPHI 141447
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
1047 AM EDT Tue Jun 14 2022

DEC005-MDC011-141515-
/O.CON.KPHI.SV.W.0092.000000T0000Z-220614T1515Z/
Sussex DE-Caroline MD-
1047 AM EDT Tue Jun 14 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM EDT
FOR SOUTHWESTERN SUSSEX AND SOUTHEASTERN CAROLINE COUNTIES...

At 1047 AM EDT, severe thunderstorms were located along a line
extending from Federalsburg to near Sharptown to Hebron, moving
southeast at 25 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...
Seaford, Laurel, Federalsburg, Delmar, Blades and Bethel. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3868 7579 3875 7582 3872 7557 3872 7556
      3845 7549 3846 7569 3865 7571 3869 7577
TIME...MOT...LOC 1447Z 295DEG 22KT 3869 7574 3857 7569 3840 7570 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

MPS
954 
WWUS51 KPHI 141509
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
1109 AM EDT Tue Jun 14 2022

DEC005-MDC011-141519-
/O.EXP.KPHI.SV.W.0092.000000T0000Z-220614T1515Z/
Sussex DE-Caroline MD-
1109 AM EDT Tue Jun 14 2022

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN SUSSEX AND
SOUTHEASTERN CAROLINE COUNTIES WILL EXPIRE AT 1115 AM EDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with these thunderstorms.

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 3868 7579 3875 7582 3872 7557 3872 7556
      3845 7549 3846 7569 3865 7571 3869 7577
TIME...MOT...LOC 1509Z 294DEG 22KT 3864 7559 3852 7554 3835 7555 

$$

MPS

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 6:37 AM EDTSpecial Weather StatementPHIKent68 min
Jun 14, 7:19 AM EDTSpecial Weather StatementPHIKent26 min
Jun 14, 7:27 AM EDTSevere Thunderstorm WarningPHICaroline, Kent, Queen Anne's28 min
Jun 14, 9:01 AM EDTSpecial Weather StatementPHIQueen Anne's44 min
Jun 14, 9:19 AM EDTSpecial Weather StatementPHIQueen Anne's26 min
Jun 14, 9:30 AM EDTSpecial Weather StatementPHIKent, Talbot30 min
Jun 14, 9:52 AM EDTSevere Thunderstorm WarningPHICaroline, Talbot38 min
Jun 14, 10:03 AM EDTSpecial Weather StatementPHICaroline42 min
Jun 14, 10:39 AM EDTAreal Flood AdvisoryPHICaroline, Kent, Queen Anne's, Talbot119 min
Jun 14, 10:50 AM EDTSpecial Weather StatementPHICaroline40 min
Jun 14, 11:27 AM EDTAreal Flood AdvisoryPHICaroline2 hr
Jun 14, 5:31 AM EDTCoastal Flood AdvisoryPHISussex19 hr
Jun 14, 7:14 AM EDTSevere Thunderstorm WarningPHINew Castle46 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2022Severe 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.