Alert archive / Virginia / Flash Flood Warnings in 2021

Flash Flood Warning 21, NWS Wakefield, VA

June 11, 2021Lancaster County, Northumberland County, Virginia

NWS Wakefield, VA issued this flash flood warning at Jun 11, 2021, 3:03 PM EDT for Lancaster County, Northumberland County, Virginia. It was in force for 3 hr. 3 reports 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 11, 2021, 3:03 PM EDT (19:03 UTC)
Expired
Jun 11, 2021, 6:00 PM EDT
In force
3 hr
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Damage threat
Considerable
Flood severity
None

Counties Lancaster County, VA, Northumberland County, VA

The radar

The Norfolk radar (KAKQ), 101 km from the middle of the area, began a volume at 19:03 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 11, 3:10 PM EDTFLASH FLOODBrook Vale, VAROUTE 605 / ECHO POINT LAND AND PORTION OF VA 3 / MARY BELL RD FLOODED.
Jun 11, 3:30 PM EDTFLASH FLOODMollusk, VAWIDESPREAD FLASH FLOODING NEAR THE MOLLUSK AREA. ROUTE 354 IS COVERED WITH HIGH WATER AND DITCHES ARE OVERFLOWING IN MANY LOCATIONS.
Jun 11, 3:38 PM EDTFLASH FLOODAlfonso, VAROUTE 600 / LARA RD FLOODED FROM ALFONSO RD TO FIELD TRAIL RD.

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, 7.1 hours before the alert went out and 97 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 2021-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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 12:00Z on 2021-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939Sfc1 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
13 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
529 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

292 
WGUS51 KAKQ 111903
FFWAKQ
VAC103-133-112200-
/O.NEW.KAKQ.FF.W.0021.210611T1903Z-210611T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Wakefield VA
303 PM EDT Fri Jun 11 2021

The National Weather Service in Wakefield has issued a

* Flash Flood Warning for...
  Northwestern Lancaster County in eastern Virginia...
  Northumberland County in eastern Virginia...

* Until 600 PM EDT.

* At 303 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Additionally, local law 
  enforcement and trained spotters have reported road closures and 
  high water in portions of Lancaster County. Between 2 and 4 inches 
  of rain have fallen. The expected rainfall rate is 2 to 3 inches 
  in 1 hour. Additional rainfall amounts of 2 to 3 inches are 
  possible in the warned area. Flash flooding is already occurring.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Kilmarnock, Lancaster, Wicomico Church, Morattico, Brook Vale, 
  Regina, Browns Store, Beanes Corner, Rehoboth Church, Lively, 
  Alfonso, Mollusk, Byrdton, Nuttsville, Somers, Fleeton and Belle 
  Isle State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

&&

LAT...LON 3771 7656 3780 7664 3780 7663 3780 7661
      3781 7660 3781 7658 3782 7659 3784 7656
      3784 7652 3784 7651 3785 7651 3786 7649
      3782 7625 3776 7627 3775 7628 3774 7628
      3768 7630

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...2-3 INCHES IN 1 HOUR

$$

Zimmerman
1 follow-up statement
027 
WGUS71 KAKQ 112155
FFSAKQ

Flash Flood Statement
National Weather Service Wakefield VA
555 PM EDT Fri Jun 11 2021

VAC103-133-112205-
/O.EXP.KAKQ.FF.W.0021.000000T0000Z-210611T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lancaster VA-Northumberland VA-
555 PM EDT Fri Jun 11 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 6 PM EDT THIS EVENING FOR 
NORTHWESTERN LANCASTER AND NORTHUMBERLAND COUNTIES...

The heavy rain has ended. Please continue to heed remaining road 
closures.

A Flash Flood Watch remains in effect until 800 PM EDT for portions 
of central Virginia, east central Virginia, eastern Virginia and 
north central Virginia.

LAT...LON 3771 7656 3780 7664 3780 7663 3780 7661
      3781 7660 3781 7658 3782 7659 3784 7656
      3784 7652 3784 7651 3785 7651 3786 7649
      3782 7625 3776 7627 3775 7628 3774 7628
      3768 7630

$$

Butner

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 8:15 PM EDTAreal Flood AdvisoryAKQIsle of Wight, City of Chesapeake, City of Portsmouth, City of Suffolk3 hr
Jun 10, 8:17 PM EDTSpecial Weather StatementAKQRichmond43 min
Jun 10, 8:30 PM EDTAreal Flood AdvisoryAKQSurry3 hr
Jun 10, 8:43 PM EDTSpecial Weather StatementAKQLancaster, Northumberland47 min
Jun 10, 8:50 PM EDTAreal Flood AdvisoryAKQHenrico, City of Richmond115 min
Jun 10, 8:54 PM EDTFlash Flood WarningAKQHanover3 hr
Jun 10, 9:15 PM EDTFlash Flood WarningAKQHenrico, City of Richmond90 min
Jun 10, 9:32 PM EDTAreal Flood AdvisoryAKQHenrico118 min
Jun 10, 10:22 PM EDTSpecial Weather StatementAKQFluvanna, Goochland, Louisa83 min
Jun 10, 11:50 PM EDTSpecial Weather StatementAKQChesterfield, Fluvanna, Goochland, Hanover, Louisa, Powhatan70 min
Jun 11, 12:01 AM EDTAreal Flood AdvisoryAKQHanover119 min
Jun 11, 1:00 AM EDTSpecial Weather StatementAKQCaroline, Fluvanna, Goochland, Hanover, Louisa60 min
Jun 11, 2:42 AM EDTSmall Craft AdvisoryAKQ60 hr
Jun 11, 8:54 AM EDTSpecial Weather StatementAKQEssex, Richmond, Westmoreland66 min
Jun 11, 9:37 AM EDTAreal Flood AdvisoryAKQEssex, Richmond, Westmoreland3 hr
Jun 11, 10:31 AM EDTFlash Flood WarningAKQRichmond, Westmoreland3 hr
Jun 11, 10:50 AM EDTAreal Flood AdvisoryAKQWestmoreland3 hr
Jun 11, 10:57 AM EDTSpecial Weather StatementAKQMiddlesex48 min
Jun 11, 11:04 AM EDTFlash Flood WarningAKQRichmond, Westmoreland6 hr
Jun 11, 11:47 AM EDTSpecial Weather StatementAKQRichmond43 min
Jun 11, 12:09 PM EDTFlash Flood WarningAKQNorthumberland, Richmond, Westmoreland5 hr
Jun 11, 12:21 PM EDTAreal Flood AdvisoryAKQLancaster114 min
Jun 11, 12:52 PM EDTFlash Flood WarningAKQLancaster, Northumberland, Richmond4 hr
Jun 11, 1:17 PM EDTFlash Flood Warning Considerable damage threatAKQWestmoreland4 hr
Jun 11, 1:22 PM EDTFlash Flood WarningAKQRichmond, Westmoreland4 hr
Jun 11, 2:13 PM EDTFlash Flood Warning Considerable damage threatAKQRichmond, Westmoreland7 hr
Jun 11, 2:24 PM EDTFlash Flood Warning Considerable damage threatAKQNorthumberland, Richmond3 hr
Jun 11, 3:10 PM EDTAreal Flood AdvisoryAKQChesterfield, Hanover, Henrico, City of Richmond80 min
Jun 11, 3:22 PM EDTCoastal Flood StatementAKQAccomack14 hr
Jun 11, 3:22 PM EDTCoastal Flood AdvisoryAKQNorthumberland, Westmoreland15 hr
Jun 11, 3:40 PM EDTFlash Flood WarningAKQHenrico, City of Richmond110 min
Jun 11, 3:50 PM EDTSpecial Weather StatementAKQPrince Edward40 min
Jun 11, 4:16 PM EDTAreal Flood AdvisoryAKQKing and Queen, King William119 min
Jun 11, 4:16 PM EDTAreal Flood AdvisoryAKQCumberland, Prince Edward119 min
Jun 11, 4:20 PM EDTAreal Flood AdvisoryAKQChesterfield, Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg115 min
Jun 11, 4:21 PM EDTSpecial Weather StatementAKQCity of Colonial Heights, City of Hopewell39 min
Jun 11, 4:26 PM EDTSpecial Weather StatementAKQGloucester, Mathews, Middlesex49 min
Jun 11, 4:50 PM EDTSpecial Weather StatementAKQJames City, New Kent40 min
Jun 11, 4:52 PM EDTAreal Flood WarningAKQRichmond, Westmoreland4 hr
Jun 11, 4:52 PM EDTFlash Flood WarningAKQChesterfield, Dinwiddie, Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg113 min
Jun 11, 4:53 PM EDTAreal Flood WarningAKQLancaster, Northumberland4 hr
Jun 11, 5:00 PM EDTSpecial Weather StatementAKQPrince George, City of Hopewell, City of Petersburg45 min
Jun 11, 5:20 PM EDTSpecial Weather StatementAKQNottoway40 min
Jun 11, 5:41 PM EDTSpecial Weather StatementAKQJames City, City of Williamsburg49 min
Jun 11, 5:47 PM EDTSpecial Weather StatementAKQCharles City43 min
Jun 11, 5:49 PM EDTAreal Flood AdvisoryAKQDinwiddie, Nottoway116 min
Jun 11, 6:00 PM EDTAreal Flood AdvisoryAKQCharles City, James City, New Kent, Prince George3 hr
Jun 11, 6:24 PM EDTSevere Thunderstorm WarningAKQJames City, Surry30 min
Jun 11, 6:26 PM EDTSpecial Marine WarningAKQ64 min
Jun 11, 6:55 PM EDTSpecial Weather StatementAKQSurry50 min
Jun 11, 6:57 PM EDTSpecial Marine WarningAKQ63 min
Jun 11, 7:10 PM EDTAreal Flood AdvisoryAKQSurry, Sussex2 hr
Jun 11, 7:27 PM EDTSpecial Weather StatementAKQIsle of Wight48 min
Jun 11, 7:45 PM EDTAreal Flood AdvisoryAKQIsle of Wight, Southampton2 hr
Jun 11, 7:51 PM EDTFlash Flood WarningAKQIsle of Wight, Southampton, Surry114 min

Nearby

Flash Flood Warnings in Virginia, 2021Every flash flood warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.