Alert archive / Virginia / Special Weather Statements in 2020

Special Weather Statement, NWS Wakefield, VA

August 8, 2020Lancaster County, Middlesex County, Northumberland County, Virginia

NWS Wakefield, VA issued this special weather statement at Aug 8, 2020, 2:07 AM EDT for Lancaster County, Middlesex County, Northumberland County, Virginia. It was in force for 38 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
Aug 8, 2020, 2:07 AM EDT (06:07 UTC)
Expired
Aug 8, 2020, 2:45 AM EDT
In force
38 min
Issued by
NWS Wakefield, VA

Counties Lancaster County, VA, Middlesex County, VA, Northumberland County, VA

The radar

The Norfolk radar (KAKQ), 103 km from the middle of the area, began a volume at 06:07 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 00:00Z, 6.1 hours before the alert went out and 90 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 00:00Z on 2020-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 609 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 00:00Z on 2020-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.19395878Sfc1 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
609 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
896 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

182 
WWUS81 KAKQ 080607
SPSAKQ

Special Weather Statement
National Weather Service Wakefield VA
207 AM EDT Sat Aug 8 2020

VAZ076>078-084>086-080645-
Mathews-Middlesex-Richmond-Northumberland-Lancaster-Gloucester-
207 AM EDT Sat Aug 8 2020

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT NORTHERN GLOUCESTER...
MIDDLESEX...NORTHUMBERLAND...SOUTHEASTERN RICHMOND...NORTHERN MATHEWS
AND LANCASTER COUNTIES...

At 207 AM EDT, radar indicated strong thunderstorms were located
along a line extending from Heathsville to Glenns. Movement was east
at 30 mph.

Wind gusts in excess of 30 mph are possible with these storms.

Rainfall amounts of up to 1 inch are possible with these storms.

Locations impacted include...
Kilmarnock, Urbanna, Fair Port, Deltaville, Robley, Callao,
Lancaster, White Stone, Saluda, Heathsville, Wicomico Church, Gwynn,
Lewisetta, Hartfield, Glenns, Blakes, Byrdton, Lottsburg, Avalon and
Brook Vale.

If you see lightning or hear thunder, you are at risk! Take shelter
indoors immediately. If you cannot find shelter in a building a
vehicle provides safety from lightning.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike more than 10 miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

LAT...LON 3803 7652 3802 7647 3797 7641 3795 7634
      3789 7624 3789 7619 3777 7623 3775 7627
      3769 7626 3767 7627 3762 7624 3758 7626
      3755 7626 3747 7621 3750 7665 3753 7667
      3761 7666 3781 7660 3781 7661 3803 7655
TIME...MOT...LOC 0607Z 277DEG 25KT 3793 7645 3757 7661 

$$

44

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 1:33 AM EDTSpecial Marine WarningAKQ72 min
Aug 8, 1:44 AM EDTSpecial Marine WarningAKQ46 min
Aug 8, 2:16 AM EDTSpecial Weather StatementAKQAccomack44 min
Aug 8, 2:31 AM EDTAreal Flood AdvisoryAKQEssex, King and Queen, Lancaster, Middlesex, Northumberland, Richmond and 1 more3 hr
Aug 8, 3:01 AM EDTSpecial Marine WarningAKQ47 min
Aug 8, 3:13 AM EDTSpecial Weather StatementAKQAccomack32 min
Aug 8, 3:31 AM EDTAreal Flood AdvisoryAKQAccomack, Northampton3 hr
Aug 8, 1:41 PM EDTSpecial Weather StatementAKQCity of Chesapeake49 min
Aug 8, 3:03 PM EDTSpecial Marine WarningAKQ52 min
Aug 8, 4:13 PM EDTSpecial Weather StatementAKQIsle of Wight47 min
Aug 8, 4:21 PM EDTSpecial Weather StatementAKQCity of Franklin, City of Suffolk39 min
Aug 8, 4:43 PM EDTAreal Flood AdvisoryAKQIsle of Wight, Southampton, Surry, Sussex3 hr
Aug 8, 4:55 PM EDTSpecial Weather StatementAKQCity of Franklin35 min
Aug 8, 5:24 PM EDTSpecial Weather StatementAKQPrince George36 min
Aug 8, 5:35 PM EDTSpecial Weather StatementAKQBrunswick, City of Petersburg40 min
Aug 8, 5:43 PM EDTAreal Flood AdvisoryAKQCity of Petersburg2 hr
Aug 8, 5:56 PM EDTSpecial Weather StatementAKQPrince George34 min
Aug 8, 6:11 PM EDTAreal Flood AdvisoryAKQBrunswick, Dinwiddie, Greensville, Sussex3 hr
Aug 8, 6:18 PM EDTSpecial Weather StatementAKQMecklenburg27 min
Aug 8, 6:22 PM EDTSpecial Weather StatementAKQCity of Petersburg38 min
Aug 8, 6:41 PM EDTAreal Flood AdvisoryAKQPrince George, City of Hopewell, City of Petersburg3 hr
Aug 8, 7:19 PM EDTSpecial Weather StatementAKQMecklenburg41 min
Aug 8, 7:49 PM EDTAreal Flood AdvisoryAKQMecklenburg3 hr
Aug 8, 2:30 PM EDTSpecial Weather StatementAKQCurrituck45 min
Aug 8, 2:32 PM EDTSpecial Weather StatementAKQCamden, Currituck43 min
Aug 8, 3:26 PM EDTSpecial Weather StatementAKQCamden, Currituck, Gates, Hertford, Pasquotank49 min
Aug 8, 4:59 PM EDTAreal Flood AdvisoryAKQChowan, Perquimans3 hr
Aug 8, 5:30 PM EDTSpecial Weather StatementAKQHertford30 min
Aug 8, 6:01 PM EDTSpecial Weather StatementAKQHertford29 min
Aug 7, 10:27 PM EDTSpecial Weather StatementAKQDorchester48 min
Aug 7, 11:01 PM EDTSpecial Weather StatementAKQWicomico44 min
Aug 7, 11:22 PM EDTAreal Flood AdvisoryAKQDorchester, Wicomico3 hr
Aug 7, 11:46 PM EDTSpecial Weather StatementAKQSomerset, Wicomico, Worcester44 min
Aug 8, 12:07 AM EDTAreal Flood AdvisoryAKQWicomico3 hr
Aug 8, 12:20 AM EDTAreal Flood AdvisoryAKQSomerset, Wicomico, Worcester3 hr
Aug 8, 12:28 AM EDTSpecial Weather StatementAKQWorcester32 min
Aug 8, 12:49 AM EDTFlash Flood WarningAKQSomerset, Wicomico, Worcester3 hr
Aug 8, 1:24 AM EDTSpecial Weather StatementAKQSomerset51 min
Aug 8, 2:24 AM EDTFlash Flood WarningAKQSomerset3 hr

Nearby

Special Weather Statements in Virginia, 2020Every special weather statement in 2020

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.