Alert archive / Maryland / Special Weather Statements in 2021

Special Weather Statement, NWS Wakefield, VA

December 11, 2021Wicomico County, Worcester County, Maryland

NWS Wakefield, VA issued this special weather statement at Dec 11, 2021, 11:06 PM EST for Wicomico County, Worcester County, Maryland. It was in force for 54 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
Dec 11, 2021, 11:06 PM EST (04:06 UTC)
Expired
Dec 12, 2021, 12:00 AM EST
In force
54 min
Issued by
NWS Wakefield, VA
Hail
0.00 in
Wind
45

Counties Wicomico County, MD, Worcester County, MD

The radar

The Dover AFB radar (KDOX), 69 km from the middle of the area, began a volume at 04:10 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 00:00Z, 4.1 hours before the alert went out and 168 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, Washington/Dulle, VA at 00:00Z on 2021-12-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Washington/Dulle, VA at 00:00Z on 2021-12-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1263 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 11, 8:03 PM ESTSpecial Weather StatementAKQGreensville, Isle of Wight, Southampton, Sussex, City of Emporia, City of Franklin42 min
Dec 11, 8:49 PM ESTSpecial Weather StatementAKQIsle of Wight, Southampton, City of Chesapeake, City of Franklin, City of Norfolk, City of Portsmouth and 2 more56 min
Dec 11, 9:02 PM ESTSpecial Marine WarningAKQ58 min
Dec 11, 9:44 PM ESTSpecial Weather StatementAKQCity of Chesapeake, City of Norfolk, City of Virginia Beach61 min
Dec 11, 10:04 PM ESTSpecial Marine WarningAKQ86 min
Dec 11, 10:20 PM ESTSpecial Marine WarningAKQ61 min
Dec 11, 11:17 PM ESTSpecial Marine WarningAKQ118 min
Dec 11, 11:33 PM ESTSpecial Marine WarningAKQ117 min
Dec 12, 12:27 AM ESTSpecial Marine WarningAKQ93 min
Dec 12, 12:46 AM ESTSpecial Weather StatementAKQNorthampton, City of Chesapeake, City of Hampton, City of Norfolk, City of Poquoson, City of Portsmouth and 2 more59 min
Dec 12, 1:09 AM ESTSpecial Marine WarningAKQ51 min
Dec 11, 9:57 PM ESTSpecial Weather StatementAKQDorchester48 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.