Alert archive / Virginia / Flash Flood Warnings in 2020
Flash Flood Warning 43, NWS Wakefield, VA
NWS Wakefield, VA issued this flash flood warning at Aug 14, 2020, 10:07 PM EDT for City of Richmond, Virginia. It was in force for 83 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 14, 2020, 10:07 PM EDT (02:07 UTC)
- Expired
- Aug 14, 2020, 11:30 PM EDT
- In force
- 83 min
- Issued by
- NWS Wakefield, VA
- Area
- Storm-based polygon
- Flood severity
- None
County City of Richmond, VA
The radar
The Norfolk radar (KAKQ), 75 km from the middle of the area, began a volume at 02:10 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
Roanoke, VA (KRNK), launched 00:00Z, 2.1 hours before the alert went out and 185 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
- 95 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 787 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wakefield, VA wrote its last area forecast discussion before this flash flood warning went out at Aug 14, 9:45 PM EDT, 22 minutes earlier.
Area forecast discussion, Aug 14, 9:45 PM EDT, 22 minutes before
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</html>Hazardous weather outlook, Aug 14, 9:29 PM EDT, 38 minutes before
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<div class="status" id="status">Temporary Notice</div>
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</html>The office that day
Everything else NWS Wakefield, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 9:07 PM EDT | Areal Flood Advisory | AKQ | York, City of Poquoson | 113 min |
| Aug 14, 9:34 PM EDT | Areal Flood Advisory | AKQ | Henrico, City of Richmond | 116 min |
| Aug 14, 11:30 PM EDT | Areal Flood Advisory | AKQ | Henrico, City of Richmond | 2 hr |
| Aug 14, 11:52 PM EDT | Areal Flood Advisory | AKQ | Amelia, Cumberland, Powhatan | 113 min |
| Aug 15, 3:21 AM EDT | Flash Flood Watch | AKQ | Accomack, Amelia, Brunswick, Charles City, Chesterfield, Cumberland and 39 more | 33 hr |
| Aug 15, 4:30 AM EDT | Areal Flood Warning | AKQ | Charles City, New Kent | 4 days |
| Aug 15, 4:50 AM EDT | Areal Flood Advisory | AKQ | Amelia, Powhatan | 3 hr |
| Aug 15, 5:12 AM EDT | Areal Flood Advisory | AKQ | Amelia | 3 hr |
| Aug 15, 5:23 AM EDT | Areal Flood Advisory | AKQ | Chesterfield, Goochland, Henrico, Powhatan, City of Richmond | 3 hr |
| Aug 15, 5:53 AM EDT | Flash Flood Warning | AKQ | Amelia | 73 min |
| Aug 15, 6:02 AM EDT | Flash Flood Warning | AKQ | Chesterfield, Powhatan | 3 hr |
| Aug 15, 6:12 AM EDT | Areal Flood Advisory | AKQ | Gloucester, Mathews | 2 hr |
| Aug 15, 6:20 AM EDT | Areal Flood Advisory | AKQ | York | 115 min |
| Aug 15, 6:48 AM EDT | Areal Flood Advisory | AKQ | City of Hampton, City of Newport News | 34 min |
| Aug 15, 7:06 AM EDT | Areal Flood Warning | AKQ | Amelia | 3 hr |
| Aug 15, 7:22 AM EDT | Flash Flood Warning | AKQ | York, City of Hampton, City of Newport News, City of Poquoson | 2 hr |
| Aug 15, 7:33 AM EDT | Areal Flood Advisory | AKQ | Amelia, Chesterfield | 117 min |
| Aug 15, 8:01 AM EDT | Flash Flood Warning | AKQ | Amelia, Chesterfield | 3 hr |
| Aug 15, 8:20 AM EDT | Areal Flood Advisory | AKQ | Gloucester, York | 115 min |
| Aug 15, 8:28 AM EDT | Flash Flood Warning | AKQ | Chesterfield | 3 hr |
| Aug 15, 8:37 AM EDT | Areal Flood Advisory | AKQ | Chesterfield, Henrico, City of Richmond | 6 hr |
| Aug 15, 8:59 AM EDT | Areal Flood Advisory | AKQ | Chesterfield, Goochland, Powhatan | 2 hr |
| Aug 15, 9:32 AM EDT | Special Weather Statement | AKQ | City of Colonial Heights, City of Petersburg | 43 min |
| Aug 15, 9:45 AM EDT | Areal Flood Advisory | AKQ | York, City of Hampton, City of Poquoson | 3 hr |
| Aug 15, 10:05 AM EDT | Flash Flood Warning | AKQ | Chesterfield, Dinwiddie, City of Colonial Heights, City of Petersburg | 3 hr |
| Aug 15, 10:21 AM EDT | Flash Flood Warning | AKQ | Chesterfield | 3 hr |
| Aug 15, 10:35 AM EDT | Areal Flood Warning | AKQ | Amelia, Chesterfield, Powhatan | 3 hr |
| Aug 15, 10:40 AM EDT | Special Weather Statement | AKQ | Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg | 50 min |
| Aug 15, 10:57 AM EDT | Flash Flood Warning | AKQ | Charles City, Chesterfield, Prince George, City of Hopewell | 3 hr |
| Aug 15, 11:00 AM EDT | Flash Flood Warning | AKQ | Chesterfield | 3 hr |
| Aug 15, 11:03 AM EDT | Flash Flood Warning | AKQ | City of Hampton, City of Newport News | 3 hr |
| Aug 15, 12:04 PM EDT | Areal Flood Advisory | AKQ | City of Virginia Beach | 3 hr |
| Aug 15, 12:37 PM EDT | Special Weather Statement | AKQ | Surry | 38 min |
| Aug 15, 12:44 PM EDT | Areal Flood Advisory | AKQ | York, City of Newport News, City of Poquoson | 3 hr |
| Aug 15, 1:26 PM EDT | Flash Flood Warning | AKQ | York, City of Newport News | 3 hr |
| Aug 15, 1:30 PM EDT | Areal Flood Warning | AKQ | Charles City, Chesterfield, Henrico, Prince George, City of Colonial Heights, City of Hopewell and 2 more | 23 hr |
| Aug 15, 1:34 PM EDT | Special Weather Statement | AKQ | Surry | 41 min |
| Aug 15, 1:41 PM EDT | Areal Flood Advisory | AKQ | Surry | 3 hr |
| Aug 15, 3:25 PM EDT | Coastal Flood Statement | AKQ | Gloucester, Lancaster, Mathews, Middlesex, Northumberland, Westmoreland | 10 hr |
| Aug 15, 3:28 PM EDT | Flash Flood Warning | AKQ | Surry | 6 hr |
| Aug 15, 3:40 PM EDT | Areal Flood Advisory | AKQ | Isle of Wight, Southampton, Surry, Sussex | 17 min |
| Aug 15, 3:41 PM EDT | Areal Flood Advisory | AKQ | Greensville, Southampton | 3 hr |
| Aug 15, 3:51 PM EDT | Areal Flood Advisory | AKQ | York, City of Hampton, City of Newport News, City of Poquoson | 3 hr |
| Aug 15, 3:57 PM EDT | Flash Flood Warning | AKQ | Isle of Wight, Southampton, Surry, Sussex | 3 hr |
| Aug 15, 4:02 PM EDT | Beach Hazards Statement | AKQ | Accomack, Northampton | 28 hr |
| Aug 15, 4:31 PM EDT | Flash Flood Warning | AKQ | York, City of Hampton, City of Newport News, City of Poquoson | 3 hr |
| Aug 15, 4:46 PM EDT | Areal Flood Advisory | AKQ | City of Chesapeake, City of Virginia Beach | 3 hr |
| Aug 15, 4:48 PM EDT | Special Marine Warning | AKQ | 57 min | |
| Aug 15, 5:03 PM EDT | Areal Flood Advisory | AKQ | Southampton, City of Suffolk | 2 hr |
| Aug 15, 5:12 PM EDT | Areal Flood Advisory | AKQ | James City, York, City of Newport News, City of Williamsburg | 3 hr |
| Aug 15, 5:27 PM EDT | Areal Flood Advisory | AKQ | Isle of Wight, Southampton, City of Franklin, City of Suffolk | 2 hr |
| Aug 15, 6:03 PM EDT | Flash Flood Warning | AKQ | Surry | 6 hr |
| Aug 15, 7:22 PM EDT | Areal Flood Advisory | AKQ | James City, York, City of Hampton, City of Newport News, City of Poquoson | 3 hr |
| Aug 15, 7:55 PM EDT | Areal Flood Advisory | AKQ | City of Chesapeake, City of Virginia Beach | 3 hr |
| Aug 15, 4:13 PM EDT | Areal Flood Advisory | AKQ | Camden, Currituck, Pasquotank | 3 hr |
| Aug 15, 4:48 PM EDT | Special Weather Statement | AKQ | Currituck | 42 min |
| Aug 15, 4:59 PM EDT | Flash Flood Warning | AKQ | Camden, Currituck | 5 hr |
| Aug 15, 5:42 PM EDT | Areal Flood Advisory | AKQ | Bertie, Chowan, Gates, Hertford, Perquimans | 3 hr |
| Aug 15, 6:15 PM EDT | Flash Flood Warning | AKQ | Bertie, Chowan, Gates, Hertford | 2 hr |
| Aug 15, 6:28 PM EDT | Flash Flood Warning | AKQ | Camden, Pasquotank | 5 hr |
Nearby
Flash Flood Warnings in Virginia, 2020Every flash flood warning 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.