Alert archive / Maryland / Severe Thunderstorm Warnings in 2022
Severe Thunderstorm Warning 129, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 18, 2022, 5:42 PM EDT for Caroline County, Kent County, Queen Anne's County, Maryland. It was in force for 63 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
- Jul 18, 2022, 5:42 PM EDT (21:42 UTC)
- Expired
- Jul 18, 2022, 6:45 PM EDT
- In force
- 63 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Caroline County, MD, Kent County, MD, Queen Anne's County, MD
The radar
The Dover AFB radar (KDOX), 73 km from the middle of the area, began a volume at 21:41 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 |
|---|---|---|---|
| Jul 18, 6:16 PM EDT | TSTM WND DMG | Millington, MD | TREE DOWN IN MILLINGTON. TIME ESTIMATED VIA RADAR. |
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 |
|---|---|---|---|
| Jul 18, 1:47 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.7 hours before the alert went out and 118 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
- 324 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 806 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted.
060
WUUS51 KPHI 182142
SVRPHI
MDC011-029-035-182245-
/O.NEW.KPHI.SV.W.0129.220718T2142Z-220718T2245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
542 PM EDT Mon Jul 18 2022
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Queen Anne's County in northeastern Maryland...
Northeastern Caroline County in eastern Maryland...
Kent County in northeastern Maryland...
* Until 645 PM EDT.
* At 541 PM EDT, severe thunderstorms were located along a line
extending from near Newtown to near Rock Hall, moving east at 30
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Centerville, Chestertown, Centreville, Oakland, Rock Hall, Church
Hill, Millington, Sudlersville, Betterton, Goldsboro, Old Town,
Newtown, Morgnec, Crumpton, Sassafras, Langford, Overton, Starkey
Corner, Massey and Carville.
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.
&&
LAT...LON 3926 7622 3929 7617 3932 7618 3934 7616
3933 7614 3937 7611 3938 7606 3936 7589
3938 7582 3938 7577 3898 7574 3900 7617
3902 7623 3909 7623 3917 7628
TIME...MOT...LOC 2141Z 265DEG 24KT 3935 7614 3911 7630
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Manning1 follow-up statement
871
WWUS51 KPHI 182226
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
626 PM EDT Mon Jul 18 2022
MDC011-029-035-182245-
/O.CON.KPHI.SV.W.0129.000000T0000Z-220718T2245Z/
Queen Anne's MD-Caroline MD-Kent MD-
626 PM EDT Mon Jul 18 2022
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR QUEEN ANNE'S...NORTHEASTERN CAROLINE AND CENTRAL KENT COUNTIES...
At 626 PM EDT, severe thunderstorms were located along a line
extending from Massey to Old Town, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Centerville, Chestertown, Centreville, Oakland, Church Hill,
Millington, Sudlersville, Goldsboro, Sassafras, Old Town, Langford,
Overton, Starkey Corner, Morgnec, Massey, Crumpton, Carville, Hope,
Galena and Henderson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3922 7612 3936 7589 3938 7582 3938 7577
3898 7574 3900 7617 3902 7623 3909 7623
3913 7624
TIME...MOT...LOC 2226Z 261DEG 23KT 3931 7581 3913 7613
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
ManningThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 5:09 PM EDT | Special Weather Statement | PHI | Kent | 51 min |
| Jul 18, 5:31 PM EDT | Special Weather Statement | PHI | Cecil | 29 min |
| Jul 18, 6:44 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 61 min |
| Jul 18, 7:38 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 67 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 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.