Alert archive / Virginia / Flash Flood Warnings in 2021
Flash Flood Warning 41, NWS Wakefield, VA
NWS Wakefield, VA issued this flash flood warning at Aug 7, 2021, 4:54 PM EDT for Gloucester County, Mathews County, York County, Virginia. It was in force for 3 hr. 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
- Aug 7, 2021, 4:54 PM EDT (20:54 UTC)
- Expired
- Aug 7, 2021, 7:28 PM EDT
- In force
- 3 hr
- Issued by
- NWS Wakefield, VA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Gloucester County, VA, Mathews County, VA, York County, VA
The radar
The Norfolk radar (KAKQ), 67 km from the middle of the area, began a volume at 20:54 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 |
|---|---|---|---|
| Aug 7, 5:15 PM EDT | FLASH FLOOD | 1 Se Port Haywood, VA | 4.25 INCHES OF RAIN SINCE 1 PM. NO CONFIRMATION OF FLOODING BUT SPOTTER REPORTS THAT FLOODING IS LIKELY ONGOING NEARBY. |
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, 8.9 hours before the alert went out and 111 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
- 4 J/kg
- Mixed-layer CIN
- -213 J/kg
- Mixed-layer LCL
- 836 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
141
WGUS51 KAKQ 072054
FFWAKQ
VAC073-115-199-080000-
/O.NEW.KAKQ.FF.W.0041.210807T2054Z-210808T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Wakefield VA
454 PM EDT Sat Aug 7 2021
The National Weather Service in Wakefield has issued a
* Flash Flood Warning for...
Southeastern Mathews County in eastern Virginia...
Southeastern Gloucester County in southeastern Virginia...
York County in southeastern Virginia...
* Until 800 PM EDT.
* At 454 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 4 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Seaford, Gloucester Point, Achilles, Mobjack, Bavon, Maryus,
Severn, New Point, Port Haywood, Peary, Ruff, Laban, Hornsbyville,
Dare, Harris Grove and Diggs.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3737 7637 3748 7624 3736 7623 3728 7627
3729 7630 3734 7635 3735 7637 3735 7638
3734 7638 3733 7638 3732 7636 3730 7635
3726 7636 3724 7637 3723 7636 3718 7636
3716 7639 3716 7640 3713 7643 3720 7653
FLASH FLOOD...RADAR INDICATED
$$
RMM1 follow-up statement
829
WGUS71 KAKQ 072328
FFSAKQ
Flash Flood Statement
National Weather Service Wakefield VA
728 PM EDT Sat Aug 7 2021
VAC073-115-199-072338-
/O.CAN.KAKQ.FF.W.0041.000000T0000Z-210808T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Gloucester VA-Mathews VA-York VA-
728 PM EDT Sat Aug 7 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN MATHEWS,
SOUTHEASTERN GLOUCESTER AND YORK COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
A Flash Flood Watch remains in effect until 1000 PM EDT for portions
of eastern Virginia and southeast Virginia.
LAT...LON 3737 7637 3748 7624 3736 7623 3728 7627
3729 7630 3734 7635 3735 7637 3735 7638
3734 7638 3733 7638 3732 7636 3730 7635
3726 7636 3724 7637 3723 7636 3718 7636
3716 7639 3716 7640 3713 7643 3720 7653
$$
RMMThe office that day
Everything else NWS Wakefield, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 10:07 AM EDT | Areal Flood Advisory | AKQ | Chesterfield, Henrico | 5 hr |
| Aug 7, 10:24 AM EDT | Areal Flood Advisory | AKQ | Northampton | 4 hr |
| Aug 7, 10:59 AM EDT | Areal Flood Advisory | AKQ | City of Richmond | 5 hr |
| Aug 7, 11:13 AM EDT | Areal Flood Advisory | AKQ | Caroline, Hanover, Louisa | 4 hr |
| Aug 7, 11:21 AM EDT | Areal Flood Advisory | AKQ | Brunswick | 3 hr |
| Aug 7, 11:51 AM EDT | Special Marine Warning | AKQ | 84 min | |
| Aug 7, 11:53 AM EDT | Special Marine Warning | AKQ | 65 min | |
| Aug 7, 11:57 AM EDT | Special Marine Warning | AKQ | 93 min | |
| Aug 7, 12:09 PM EDT | Areal Flood Warning | AKQ | Chesterfield, Goochland, Henrico | 4 hr |
| Aug 7, 12:11 PM EDT | Special Weather Statement | AKQ | Greensville, City of Emporia | 64 min |
| Aug 7, 12:34 PM EDT | Areal Flood Advisory | AKQ | Essex, Westmoreland | 3 hr |
| Aug 7, 12:52 PM EDT | Areal Flood Warning | AKQ | Caroline | 4 hr |
| Aug 7, 1:08 PM EDT | Special Marine Warning | AKQ | 82 min | |
| Aug 7, 1:19 PM EDT | Areal Flood Advisory | AKQ | Chesterfield, Dinwiddie, Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg | 3 hr |
| Aug 7, 1:20 PM EDT | Special Weather Statement | AKQ | Southampton, City of Franklin | 55 min |
| Aug 7, 1:24 PM EDT | Areal Flood Advisory | AKQ | Brunswick, Dinwiddie, Greensville, Southampton, Sussex, City of Emporia | 3 hr |
| Aug 7, 1:24 PM EDT | Special Marine Warning | AKQ | 96 min | |
| Aug 7, 1:27 PM EDT | Tornado Warning | AKQ | Southampton | 48 min |
| Aug 7, 1:32 PM EDT | Special Weather Statement | AKQ | City of Chesapeake, City of Virginia Beach | 43 min |
| Aug 7, 1:32 PM EDT | Tornado Warning | AKQ | Greensville | 20 min |
| Aug 7, 1:42 PM EDT | Special Marine Warning | AKQ | 93 min | |
| Aug 7, 1:44 PM EDT | Areal Flood Advisory | AKQ | Hanover, Henrico | 3 hr |
| Aug 7, 2:02 PM EDT | Special Marine Warning | AKQ | 43 min | |
| Aug 7, 2:04 PM EDT | Areal Flood Advisory | AKQ | Charles City, Prince George | 3 hr |
| Aug 7, 2:21 PM EDT | Areal Flood Warning | AKQ | Charles City, Chesterfield, Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg | 3 hr |
| Aug 7, 2:31 PM EDT | Special Weather Statement | AKQ | City of Suffolk | 29 min |
| Aug 7, 2:32 PM EDT | Areal Flood Advisory | AKQ | Charles City, Gloucester, James City, New Kent, Surry, York and 2 more | 3 hr |
| Aug 7, 2:52 PM EDT | Flash Flood Warning | AKQ | James City, York, City of Williamsburg | 2 hr |
| Aug 7, 2:59 PM EDT | Special Weather Statement | AKQ | Gloucester | 46 min |
| Aug 7, 3:03 PM EDT | Special Marine Warning | AKQ | 57 min | |
| Aug 7, 3:23 PM EDT | Special Marine Warning | AKQ | 67 min | |
| Aug 7, 3:33 PM EDT | Areal Flood Advisory | AKQ | City of Suffolk | 2 hr |
| Aug 7, 3:36 PM EDT | Areal Flood Advisory | AKQ | Gloucester, Mathews, Middlesex | 3 hr |
| Aug 7, 3:50 PM EDT | Special Marine Warning | AKQ | 25 min | |
| Aug 7, 4:05 PM EDT | Areal Flood Advisory | AKQ | Accomack, Northampton | 5 hr |
| Aug 7, 4:06 PM EDT | Special Weather Statement | AKQ | City of Newport News | 24 min |
| Aug 7, 4:23 PM EDT | Areal Flood Advisory | AKQ | City of Chesapeake, City of Norfolk, City of Portsmouth, City of Virginia Beach | 3 hr |
| Aug 7, 4:30 PM EDT | Areal Flood Advisory | AKQ | York, City of Hampton, City of Newport News, City of Poquoson | 3 hr |
| Aug 7, 4:36 PM EDT | Flash Flood Warning | AKQ | York, City of Hampton, City of Newport News | 3 hr |
| Aug 7, 4:47 PM EDT | Special Marine Warning | AKQ | 58 min | |
| Aug 7, 4:50 PM EDT | Special Weather Statement | AKQ | City of Virginia Beach | 25 min |
| Aug 7, 5:07 PM EDT | Special Marine Warning | AKQ | 38 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.