Alert archive / Virginia / Flash Flood Warnings in 2021
Flash Flood Warning 8, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Jun 11, 2021, 3:05 PM EDT for Pittsylvania County, Virginia. It was in force for 118 min. 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
- Jun 11, 2021, 3:05 PM EDT (19:05 UTC)
- Expired
- Jun 11, 2021, 5:03 PM EDT
- In force
- 118 min
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Flood severity
- None
County Pittsylvania County, VA
The radar
The Roanoke radar (KFCX), 75 km from the middle of the area, began a volume at 19:07 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 11, 3:20 PM EDT | FLOOD | 1 N Chatham, VA | FLOODING REPORTED AT 200 BLOCK OF WHITTLE STREET IN CHATHAM. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 7.1 hours before the alert went out and 46 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
- 139 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 780 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
880
WGUS51 KRNK 111905
FFWRNK
VAC143-112200-
/O.NEW.KRNK.FF.W.0008.210611T1905Z-210611T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Blacksburg VA
305 PM EDT Fri Jun 11 2021
The National Weather Service in Blacksburg has issued a
* Flash Flood Warning for...
Pittsylvania County in south central Virginia...
* Until 600 PM EDT.
* At 305 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across central Pittsylvania county especially around
Keeling, Dry Fork, and Chatham. Between 2 and 3 inches of rain
have fallen during the past hour and additional heavy rainfall is
expected during the next hour. Flash flooding is imminent!
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Danville, Chatham, Gretna, Blairs, Callands, Mt Airy and Dry Fork.
This includes the following streams and drainages...
Banister River and Allen Creek.
Additional rainfall amounts of 1.5 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
When it is safe to do so, please send your reports of flooding,
including mudslides or flooded roads, to the National Weather
Service by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports
and pictures can also be shared on the National Weather Service
Blacksburg Facebook page and on Twitter.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3688 7963 3703 7909 3663 7920 3664 7968
3664 7969
FLASH FLOOD...RADAR INDICATED
$$
RAB2 follow-up statements
681
WGUS71 KRNK 112006
FFSRNK
Flash Flood Statement
National Weather Service Blacksburg VA
406 PM EDT Fri Jun 11 2021
VAC143-112200-
/O.CON.KRNK.FF.W.0008.000000T0000Z-210611T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pittsylvania VA-
406 PM EDT Fri Jun 11 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING
FOR PITTSYLVANIA COUNTY...
At 406 PM EDT, Doppler radar indicated that rainfall had diminished
within the warned area. However, flooding was reported in the warned
area from the 2 to 3 inches of rain that fell during thunderstorms
in the last couple of hours. Flooding remains a concern for a bit
longer until water levels have had a chance to recede.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
Danville, Chatham, Gretna, Blairs, Callands, Mt Airy and Dry Fork.
This includes the following streams and drainages...
Banister River and Allen Creek.
Additional rainfall amounts of 1.5 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
When it is safe to do so, please send your reports of flooding,
including mudslides or flooded roads, to the National Weather
Service by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports
and pictures can also be shared on the National Weather Service
Blacksburg Facebook page and on Twitter.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3688 7963 3703 7909 3663 7920 3664 7968
3664 7969
FLASH FLOOD...RADAR INDICATED
$$
RAB667
WGUS71 KRNK 112103
FFSRNK
Flash Flood Statement
National Weather Service Blacksburg VA
503 PM EDT Fri Jun 11 2021
VAC143-112113-
/O.CAN.KRNK.FF.W.0008.000000T0000Z-210611T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pittsylvania VA-
503 PM EDT Fri Jun 11 2021
...FLASH FLOOD WARNING IS CANCELLED FOR PITTSYLVANIA COUNTY...
Flood waters have receded. 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 1200 AM EDT Saturday for
portions of North Carolina...Virginia and southeast West Virginia.
LAT...LON 3688 7963 3703 7909 3663 7920 3664 7968
3664 7969
$$
RABThe office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 10:16 PM EDT | Special Weather Statement | RNK | City of Galax | 29 min |
| Jun 10, 10:47 PM EDT | Special Weather Statement | RNK | Carroll | 28 min |
| Jun 11, 2:46 AM EDT | Special Weather Statement | RNK | Appomattox | 59 min |
| Jun 11, 12:58 PM EDT | Special Weather Statement | RNK | Patrick | 32 min |
| Jun 11, 1:46 PM EDT | Severe Thunderstorm Warning | RNK | Henry, Pittsylvania, City of Danville | 40 min |
| Jun 11, 2:17 PM EDT | Special Weather Statement | RNK | City of Martinsville | 28 min |
| Jun 11, 2:51 PM EDT | Special Weather Statement | RNK | Pittsylvania | 24 min |
| Jun 11, 3:13 PM EDT | Special Weather Statement | RNK | Halifax | 32 min |
| Jun 11, 3:21 PM EDT | Areal Flood Advisory | RNK | Appomattox, Buckingham | 114 min |
| Jun 11, 3:34 PM EDT | Flash Flood Warning | RNK | Appomattox, Buckingham | 4 hr |
| Jun 11, 3:41 PM EDT | Special Weather Statement | RNK | Buckingham | 34 min |
| Jun 11, 3:51 PM EDT | Areal Flood Advisory | RNK | Amherst, Bedford, Campbell, City of Lynchburg | 3 hr |
| Jun 11, 4:05 PM EDT | Areal Flood Advisory | RNK | Alleghany, Bath | 5 hr |
| Jun 11, 4:13 PM EDT | Flash Flood Warning | RNK | Amherst, Bedford, Campbell, Rockbridge, City of Lynchburg | 4 hr |
| Jun 11, 4:14 PM EDT | Special Weather Statement | RNK | Pulaski, City of Radford | 46 min |
| Jun 11, 4:56 PM EDT | Areal Flood Advisory | RNK | Alleghany, Botetourt, Rockbridge | 5 hr |
| Jun 11, 5:22 PM EDT | Special Weather Statement | RNK | Bland, Tazewell | 53 min |
| Jun 11, 5:55 PM EDT | Special Weather Statement | RNK | Bland | 50 min |
| Jun 11, 6:01 PM EDT | Special Weather Statement | RNK | Bedford | 44 min |
| Jun 11, 6:21 PM EDT | Areal Flood Advisory | RNK | Bedford, Botetourt | 4 hr |
| Jun 11, 6:41 PM EDT | Special Weather Statement | RNK | Bedford | 34 min |
| Jun 11, 7:08 PM EDT | Areal Flood Advisory | RNK | Bedford, Campbell | 2 hr |
| Jun 11, 7:25 PM EDT | Areal Flood Warning | RNK | Appomattox, Buckingham | 6 hr |
| Jun 11, 7:51 PM EDT | Areal Flood Advisory | RNK | Roanoke, City of Roanoke, City of Salem | 111 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.