Alert archive / Virginia / Flash Flood Warnings in 2021
Flash Flood Warning 10, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Jun 11, 2021, 4:13 PM EDT for 5 counties in Virginia. It was in force for 4 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
- Jun 11, 2021, 4:13 PM EDT (20:13 UTC)
- Expired
- Jun 11, 2021, 8:31 PM EDT
- In force
- 4 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Amherst County, VA, Bedford County, VA, Campbell County, VA, City of Lynchburg, VA, Rockbridge County, VA
The radar
The Roanoke radar (KFCX), 107 km from the middle of the area, began a volume at 20:15 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, 5:00 PM EDT | FLASH FLOOD | 1 W Boonsboro, VA | WALNUT HOLLOW ROAD WASHED OUT AT INDRID FARM ROAD. |
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, 8.2 hours before the alert went out and 41 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.
085
WGUS51 KRNK 112013
FFWRNK
VAC009-019-031-163-680-120115-
/O.NEW.KRNK.FF.W.0010.210611T2013Z-210612T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Blacksburg VA
413 PM EDT Fri Jun 11 2021
The National Weather Service in Blacksburg has issued a
* Flash Flood Warning for...
Southern Amherst County in central Virginia...
Northeastern Campbell County in central Virginia...
The City of Lynchburg in central Virginia...
Northeastern Bedford County in south central Virginia...
South Central Rockbridge County in west central Virginia...
* Until 915 PM EDT.
* At 413 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
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...
Lynchburg, Forest, Big Island, Rustburg, Concord, Boonsboro and
Naola.
This includes the following locations...
Liberty University and Lynchburg Airport.
This includes the following streams and drainages...
Harris Creek, Flat Creek, Buck Branch, Burton Creek, Chestnut
Branch, Elk Creek, Falling Rock Creek, Cornelius Creek, Blackwater
Creek, Fishing Creek, Graham Creek, Carters Creek and Dreaming
Creek.
Additional rainfall amounts of 1 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.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses
as well as other drainage areas and low lying spots.
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.
&&
LAT...LON 3754 7953 3758 7952 3764 7937 3757 7923
3752 7889 3750 7892 3750 7895 3749 7895
3749 7894 3747 7894 3745 7901 3743 7902
3731 7895 3732 7920 3747 7956 3750 7956
3749 7955 3753 7950
FLASH FLOOD...RADAR INDICATED
$$
BMG3 follow-up statements
916
WGUS71 KRNK 112211
FFSRNK
Flash Flood Statement
National Weather Service Blacksburg VA
611 PM EDT Fri Jun 11 2021
VAC009-019-031-163-680-120115-
/O.CON.KRNK.FF.W.0010.000000T0000Z-210612T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Amherst VA-Bedford VA-Campbell VA-Rockbridge VA-City of Lynchburg VA-
611 PM EDT Fri Jun 11 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM EDT THIS
EVENING FOR SOUTHERN AMHERST, NORTHEASTERN CAMPBELL, NORTHEASTERN
BEDFORD AND SOUTH CENTRAL ROCKBRIDGE COUNTIES AND THE CITY OF
LYNCHBURG...
At 611 PM EDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 3.5 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
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...
Lynchburg, Forest, Big Island, Rustburg, Concord, Boonsboro and
Naola.
This includes the following locations...
Liberty University and Lynchburg Airport.
This includes the following streams and drainages...
Harris Creek, Flat Creek, Buck Branch, Burton Creek, Chestnut
Branch, Elk Creek, Falling Rock Creek, Cornelius Creek, Blackwater
Creek, Fishing Creek, Graham Creek, Carters Creek and Dreaming
Creek.
Additional rainfall amounts of 0.5 to 1 inch are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses
as well as other drainage areas and low lying spots.
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.
&&
LAT...LON 3754 7953 3758 7952 3764 7937 3757 7923
3752 7889 3750 7892 3750 7895 3749 7895
3749 7894 3747 7894 3745 7901 3743 7902
3731 7895 3732 7920 3747 7956 3750 7956
3749 7955 3753 7950
FLASH FLOOD...RADAR INDICATED
$$
BMG680
WGUS71 KRNK 112340
FFSRNK
Flash Flood Statement
National Weather Service Blacksburg VA
740 PM EDT Fri Jun 11 2021
VAC009-019-031-163-680-120115-
/O.CON.KRNK.FF.W.0010.000000T0000Z-210612T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Amherst VA-Bedford VA-Campbell VA-Rockbridge VA-City of Lynchburg VA-
740 PM EDT Fri Jun 11 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM EDT THIS
EVENING FOR SOUTHERN AMHERST, NORTHEASTERN CAMPBELL, NORTHEASTERN
BEDFORD AND SOUTH CENTRAL ROCKBRIDGE COUNTIES AND THE CITY OF
LYNCHBURG...
At 740 PM EDT, Doppler radar indicated heavy rain still falling
across the warned area. Between 2 and 4 inches of rain have fallen.
Flash flooding is ongoing. There have been reports of a mudslide and
road washed out in northern Bedford County.
HAZARD...Flash flooding caused by heavy rain.
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...
Lynchburg, Forest, Big Island, Rustburg, Concord, Boonsboro and
Naola.
This includes the following locations...
Liberty University and Lynchburg Airport.
This includes the following streams and drainages...
Harris Creek, Flat Creek, Buck Branch, Burton Creek, Chestnut
Branch, Elk Creek, Falling Rock Creek, Cornelius Creek, Blackwater
Creek, Fishing Creek, Graham Creek, Carters Creek and Dreaming
Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses
as well as other drainage areas and low lying spots.
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.
&&
LAT...LON 3754 7953 3758 7952 3764 7937 3757 7923
3752 7889 3750 7892 3750 7895 3749 7895
3749 7894 3747 7894 3745 7901 3743 7902
3731 7895 3732 7920 3747 7956 3750 7956
3749 7955 3753 7950
FLASH FLOOD...RADAR INDICATED
$$
BMG603
WGUS71 KRNK 120031
FFSRNK
Flash Flood Statement
National Weather Service Blacksburg VA
831 PM EDT Fri Jun 11 2021
VAC009-019-031-163-680-120041-
/O.CAN.KRNK.FF.W.0010.000000T0000Z-210612T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Amherst VA-Bedford VA-Campbell VA-Rockbridge VA-City of Lynchburg VA-
831 PM EDT Fri Jun 11 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHERN AMHERST,
NORTHEASTERN CAMPBELL, NORTHEASTERN BEDFORD AND SOUTH CENTRAL
ROCKBRIDGE COUNTIES AND THE CITY OF LYNCHBURG...
Flash flooding is no longer expected to pose a threat. Please
continue to heed remaining road closures. A Flood Warning will be
issued to cover ongoing flooding.
A Flash Flood Watch remains in effect until 1200 AM EDT for portions
of North Carolina...Virginia and southeast West Virginia.
LAT...LON 3754 7953 3758 7952 3764 7937 3757 7923
3752 7889 3750 7892 3750 7895 3749 7895
3749 7894 3747 7894 3745 7901 3743 7902
3731 7895 3732 7920 3747 7956 3750 7956
3749 7955 3753 7950
$$
BMGThe 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, 3:05 PM EDT | Flash Flood Warning | RNK | Pittsylvania | 118 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, 4:14 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.