Alert archive / Virginia / River Flood Warnings in 2021
River Flood Warning 2, NWS Blacksburg, VA
NWS Blacksburg, VA issued this river flood warning at Feb 16, 2021, 8:23 AM EST for Halifax County, Virginia. It took effect at Feb 16, 2021, 10:34 AM EST. It was in force for 49 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 16, 2021, 8:23 AM EST (13:23 UTC)
- In effect from
- Feb 16, 2021, 10:34 AM EST
- Expired
- Feb 18, 2021, 11:23 AM EST
- In force
- 49 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Flood severity
- Minor
County Halifax County, VA
The radar
The Raleigh/Durham radar (KRAX), 118 km from the middle of the area, began a volume at 13:25 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 river
Written for the forecast point Dan River at South Boston (SBNV2). The gauge peaked at 23.98 ft at Feb 17, 2021, 6:00 PM EST.
- Action stage
- 18 ft
- Minor stage
- 22 ft
- Moderate stage
- 29 ft
- Major stage
- 34 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 02076000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
220 WGUS41 KRNK 161323 FLWRNK BULLETIN - EAS ACTIVATION REQUESTED Flood Warning National Weather Service Blacksburg VA 823 AM EST Tue Feb 16 2021 ...The National Weather Service in Blacksburg VA has issued a Flood Warning for the following rivers in Virginia... Dan River at South Boston affecting Halifax County. For the Dan River at South Boston...Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued by this evening. && VAC083-170130- /O.NEW.KRNK.FL.W.0002.210216T1534Z-210218T2137Z/ /SBNV2.1.ER.210216T1534Z.210217T1200Z.210218T0936Z.NO/ 823 AM EST Tue Feb 16 2021 The National Weather Service in Blacksburg has issued a * Flood Warning for the Dan River at South Boston. * Until Thursday afternoon. * At 8:00 AM EST Tuesday the stage was 21.4 feet and rising. * Flood stage is 22.0 feet. * Minor flooding is forecast. * Forecast...The river is expected to rise above flood stage late this morning to a crest of 23.8 feet Wednesday morning. It will then fall below flood stage early Thursday morning. * Flood History...This crest compares to a previous crest of 23.9 feet on 01/25/1954. && LAT...LON 3660 7898 3672 7902 3675 7884 3668 7879 $$ WP
6 follow-up statements
098 WGUS81 KRNK 161726 FLSRNK Flood Statement National Weather Service Blacksburg VA 1226 PM EST Tue Feb 16 2021 ...The Flood Warning is extended for the following rivers in Virginia... Dan River at South Boston affecting Halifax County. For the Dan River...at South Boston...Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued later this evening. && VAC083-170530- /O.EXT.KRNK.FL.W.0002.000000T0000Z-210219T1127Z/ /SBNV2.1.ER.210216T1700Z.210218T0600Z.210218T2327Z.NO/ 1226 PM EST Tue Feb 16 2021 ...The Flood Warning is now in effect until Friday morning... The Flood Warning continues for the Dan River at South Boston. * Until Friday morning. * At 12:00 PM EST Tuesday the stage was 22.0 feet and rising. * Flood stage is 22.0 feet. * Minor flooding is forecast. * Forecast...The river is expected to rise to a crest of 24.7 feet early Thursday morning. It will then fall below flood stage Thursday evening. * Flood History...This crest compares to a previous crest of 24.7 feet on 02/25/2003. && LAT...LON 3660 7898 3672 7902 3675 7884 3668 7879 $$ WP
532
WGUS81 KRNK 170233
FLSRNK
Flood Statement
National Weather Service Blacksburg VA
933 PM EST Tue Feb 16 2021
...The Flood Warning continues for the following rivers in
Virginia...
Roanoke (Staunton) River at Randolph affecting Charlotte and
Halifax Counties.
Dan River at South Boston affecting Halifax County.
For the Roanoke River at Randolph...Minor flooding is occurring.
For the Dan River at South Boston...Minor flooding is occurring.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at www.weather.gov.
The next statement will be issued Wednesday morning at 930 AM EST.
&&
VAC037-083-171445-
/O.EXT.KRNK.FL.W.0003.000000T0000Z-210218T2125Z/
/RNDV2.1.ER.210217T0106Z.210217T1200Z.210218T0925Z.NO/
933 PM EST Tue Feb 16 2021
...The Flood Warning is now in effect until Thursday afternoon...
The Flood Warning continues for
the Roanoke (Staunton) River at Randolph.
* Until Thursday afternoon.
* At 8:45 PM EST Tuesday the stage was 24.1 feet.
* Flood stage is 24.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending
at 8:45 PM EST Tuesday was 24.1 feet.
* Forecast...The river will rise to 25.4 feet Wednesday morning. It
will then fall below flood stage early Thursday morning. The river
is forecast to rise again Friday due to additional rain on
Thursday.
* Impact...At 25.0 feet, Water is several feet deep on portions of
river road and Black Walnut Road.
* Flood History...This crest compares to a previous crest of 25.4
feet on 12/25/2015.
&&
LAT...LON 3695 7884 3703 7881 3702 7872 3690 7866
3679 7863 3679 7870
$$
VAC083-171445-
/O.EXT.KRNK.FL.W.0002.000000T0000Z-210219T0700Z/
/SBNV2.1.ER.210216T1700Z.210218T0000Z.210218T1900Z.NO/
933 PM EST Tue Feb 16 2021
...The Flood Warning is now in effect until early Friday morning...
The Flood Warning continues for
the Dan River at South Boston.
* Until late Thursday night.
* At 9:00 PM EST Tuesday the stage was 22.9 feet.
* Flood stage is 22.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:00 PM EST Tuesday was 22.9 feet.
* Forecast...The river will rise to 24.2 feet Wednesday evening. It
will then fall below flood stage early Thursday afternoon. The
river is forecast to rise again Friday due to additional rain on
Thursday.
* Flood History...This crest compares to a previous crest of 24.2
feet on 12/01/1948.
&&
LAT...LON 3660 7898 3672 7902 3675 7884 3668 7879
$$
VFJ936
WGUS81 KRNK 171331
FLSRNK
Flood Statement
National Weather Service Blacksburg VA
831 AM EST Wed Feb 17 2021
...The Flood Warning is extended for the following rivers in
Virginia...
Roanoke (Staunton) River at Randolph affecting Charlotte and
Halifax Counties.
...The Flood Warning continues for the following rivers in
Virginia...
Dan River at South Boston affecting Halifax County.
For the Roanoke River at Randolph...Minor flooding is forecast.
For the Dan River at South Boston...Minor flooding is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at www.weather.gov.
The next statement will be issued this evening.
&&
VAC037-083-180145-
/O.EXT.KRNK.FL.W.0003.000000T0000Z-210219T0100Z/
/RNDV2.1.ER.210217T0106Z.210217T1245Z.210218T1300Z.NO/
831 AM EST Wed Feb 17 2021
...The Flood Warning is now in effect until tomorrow evening...
The Flood Warning continues for
the Roanoke (Staunton) River at Randolph.
* Until Thursday evening.
* At 7:45 AM EST Wednesday the stage was 25.1 feet rising slowly.
* Flood stage is 24.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to fall below flood stage
Thursday morning and continue falling into Thursday night, then
rise again Friday but stay below flood stage.
* Impact...At 25.0 feet, Water is several feet deep on portions of
river road and black walnut road.
* Flood History...This crest compares to a previous crest of 25.2
feet on 12/03/1996.
&&
LAT...LON 3695 7884 3703 7881 3702 7872 3690 7866
3679 7863 3679 7870
$$
VAC083-180145-
/O.EXT.KRNK.FL.W.0002.000000T0000Z-210219T0646Z/
/SBNV2.1.ER.210216T1700Z.210218T0000Z.210218T1846Z.NO/
831 AM EST Wed Feb 17 2021
...The Flood Warning is now in effect until early Friday morning...
The Flood Warning continues for
the Dan River at South Boston.
* Until late Thursday night.
* At 8:00 AM EST Wednesday the stage was 23.6 feet and rising.
* Flood stage is 22.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river will rise to 24.0 feet just after midnight
tonight. It will then fall below flood stage early Thursday
afternoon to 19.7 feet and begin rising again early Friday
morning. It will rise to 21.4 feet Saturday morning. It will then
fall again and remain below flood stage.
* Flood History...This crest compares to a previous crest of 24.0
feet on 09/20/1944.
&&
LAT...LON 3660 7898 3672 7902 3675 7884 3668 7879
$$
WP203
WGUS81 KRNK 180145
FLSRNK
Flood Statement
National Weather Service Blacksburg VA
845 PM EST Wed Feb 17 2021
...The Flood Warning is extended for the following rivers in
Virginia...
Roanoke (Staunton) River at Randolph affecting Charlotte and
Halifax Counties.
Dan River at South Boston affecting Halifax County.
For the Roanoke River at Randolph...Minor flooding is forecast.
For the Dan River at South Boston...Minor flooding is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at www.weather.gov.
The next statement will be issued Thursday morning at 845 AM EST.
&&
VAC037-083-181345-
/O.EXT.KRNK.FL.W.0003.000000T0000Z-210219T0230Z/
/RNDV2.1.ER.210217T0106Z.210217T1900Z.210218T1430Z.NO/
845 PM EST Wed Feb 17 2021
...The Flood Warning is now in effect until late tomorrow evening...
The Flood Warning continues for
the Roanoke (Staunton) River at Randolph.
* Until Thursday evening.
* At 7:45 PM EST Wednesday the stage was 25.1 feet.
* Flood stage is 24.0 feet.
* Minor flooding is occurring.
* Forecast...The river is expected to fall below flood stage late
Thursday morning and continue falling to 13.2 feet Monday evening.
* Impact...At 25.0 feet, Water is several feet deep on portions of
river road and black walnut road.
* Flood History...This crest compares to a previous crest of 25.0
feet on 02/03/1973.
&&
LAT...LON 3695 7884 3703 7881 3702 7872 3690 7866
3679 7863 3679 7870
$$
VAC083-181345-
/O.EXT.KRNK.FL.W.0002.000000T0000Z-210221T1730Z/
/SBNV2.1.ER.210216T1700Z.210218T0600Z.210221T0530Z.NO/
845 PM EST Wed Feb 17 2021
...The Flood Warning is now in effect until early Sunday afternoon...
The Flood Warning continues for
the Dan River at South Boston.
* Until Sunday afternoon.
* At 8:00 PM EST Wednesday the stage was 24.0 feet.
* Flood stage is 22.0 feet.
* Minor flooding is occurring.
* Forecast...The river will fall below flood stage early Thursday
afternoon to 20.2 feet and then begin rising again early Friday
morning. It will then rise above flood stage Friday afternoon. It
will fall below flood stage again early Sunday morning.
* Flood History...This crest compares to a previous crest of 24.0
feet on 09/20/1944.
&&
LAT...LON 3660 7898 3672 7902 3675 7884 3668 7879
$$
VFJ973 WGUS81 KRNK 181342 FLSRNK Flood Statement National Weather Service Blacksburg VA 842 AM EST Thu Feb 18 2021 ...The Flood Warning continues for the following rivers in Virginia... Dan River at South Boston affecting Halifax County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should not attempt to drive around barricades or drive cars through flooded areas. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued when the river falls below flood stage, which should be by this afternoon. && VAC083-190145- /O.EXT.KRNK.FL.W.0002.000000T0000Z-210219T0200Z/ /SBNV2.1.ER.210216T1700Z.210218T0200Z.210218T1400Z.NO/ 842 AM EST Thu Feb 18 2021 ...The Flood Warning is now in effect until late this evening... The Flood Warning continues for the Dan River at South Boston. * Until this evening. * At 8:00 AM EST Thursday the stage was 22.5 feet and falling. * Flood stage is 22.0 feet. * Minor flooding is occurring. * Recent Activity...The maximum river stage in the 24 hours ending at 8:00 AM EST Thursday was 23.9 feet. * Forecast...The river is expected fall below flood stage by this afternoon, then rise to a crest of 20.9 feet Saturday morning. * Flood History...This crest compares to a previous crest of 22.5 feet on 01/09/1946. && LAT...LON 3660 7898 3672 7902 3675 7884 3668 7879 $$ WP
816 WGUS81 KRNK 181623 FLSRNK Flood Statement National Weather Service Blacksburg VA 1123 AM EST Thu Feb 18 2021 ...The Flood Warning is cancelled for the following rivers in Virginia... Dan River at South Boston affecting Halifax County. VAC083-181730- /O.CAN.KRNK.FL.W.0002.000000T0000Z-210218T1623Z/ /SBNV2.1.ER.210216T1700Z.210218T0200Z.210218T1400Z.NO/ 1123 AM EST Thu Feb 18 2021 ...The Flood Warning for the Dan River at South Boston has been cancelled... The Flood Warning is cancelled for the Dan River at South Boston. * At 11:00 AM EST Thursday the stage was 21.5 feet and falling. * Flood stage is 22.0 feet. * Forecast...The river is expected to fall through tonight, then rise to a crest of 20.9 feet Saturday morning. && LAT...LON 3660 7898 3672 7902 3675 7884 3668 7879 $$ WP
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 16, 5:07 AM EST | Winter Storm Watch | RNK | Alleghany, Amherst, Appomattox, Bath, Bedford, Bland and 31 more | 23 hr |
| Feb 16, 12:26 PM EST | River Flood Warning | RNK | Charlotte, Halifax | 44 hr |
Nearby
River Flood Warnings in Virginia, 2021Every river 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; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.