Alert archive / Maryland / Special Weather Statements in 2021
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Jun 10, 2021, 1:48 PM EDT for Kent County, Queen Anne's County, Maryland. It was in force for 57 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 10, 2021, 1:48 PM EDT (17:48 UTC)
- Expired
- Jun 10, 2021, 2:45 PM EDT
- In force
- 57 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Kent County, MD, Queen Anne's County, MD
The radar
The Dover AFB radar (KDOX), 74 km from the middle of the area, began a volume at 17:48 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 5.8 hours before the alert went out and 114 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
- 163 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 987 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
240
WWUS81 KPHI 101748
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
148 PM EDT Thu Jun 10 2021
DEZ002-MDZ012-015-020-101845-
Kent-Queen Anne's-Kent-Caroline-
148 PM EDT Thu Jun 10 2021
...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT WEST CENTRAL KENT...
QUEEN ANNE'S...NORTHEASTERN CAROLINE AND KENT COUNTIES...
At 147 PM EDT, strong thunderstorms were clustered over Morgnec, or
13 miles north of Centerville, moving northeast at 20 mph.
Wind gusts up to 40 mph and pea size hail are possible with this
storm.
Locations impacted include...
Centerville, Chestertown, Denton, Centreville, Greensboro, Oakland,
Ridgely, Rock Hall, Church Hill, Sudlersville, Betterton, Goldsboro,
Old Town, Jumptown, Newtown, Morgnec, Crumpton, Sandtown, Langford
and Starkey Corner.
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
LAT...LON 3926 7622 3928 7620 3929 7617 3932 7618
3934 7616 3933 7614 3937 7611 3937 7607
3905 7558 3888 7579 3909 7623 3913 7625
3915 7628 3917 7628
TIME...MOT...LOC 1747Z 211DEG 19KT 3923 7603
$$
DavisThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 8:21 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 39 min |
| Jun 9, 8:43 PM EDT | Areal Flood Advisory | PHI | Chester | 2 hr |
| Jun 10, 3:29 PM EDT | Areal Flood Advisory | PHI | Sussex | 3 hr |
| Jun 10, 12:59 PM EDT | Special Weather Statement | PHI | Caroline | 46 min |
| Jun 10, 2:00 PM EDT | Special Weather Statement | PHI | Caroline | 45 min |
| Jun 10, 2:16 PM EDT | Areal Flood Advisory | PHI | Caroline, Kent, Queen Anne's | 3 hr |
| Jun 10, 3:14 PM EDT | Special Weather Statement | PHI | Wicomico | 31 min |
Nearby
Special Weather Statements in Maryland, 2021Every special weather statement in 2021
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.