Alert archive / West Virginia / River Flood Warnings in 2021

River Flood Warning 4, NWS Blacksburg, VA

March 1, 2021Greenbrier County, Monroe County, Summers County, West Virginia

NWS Blacksburg, VA issued this river flood warning at Mar 1, 2021, 5:11 AM EST for Greenbrier County, Monroe County, Summers County, West Virginia. It took effect at Mar 1, 2021, 11:03 AM EST. It was in force for 21 hr.

The area

The outline as issued.

The facts

Issued: Mar 1, 2021, 5:11 AM EST (10:11 UTC)
In effect from: Mar 1, 2021, 11:03 AM EST
Expired: Mar 2, 2021, 8:25 AM EST
In force: 21 hr
Issued by: NWS Blacksburg, VA
Area: Storm-based polygon
Flood severity: Moderate

Counties Greenbrier County, WV, Monroe County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 82 km from the middle of the area, began a volume at 10:13 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 Greenbrier River at Alderson (ALDW2). The gauge peaked at 17.51 ft at Mar 1, 2021, 8:00 PM EST.

Action stage: 9 ft
Minor stage: 14 ft
Moderate stage: 16 ft
Major stage: 19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03183500, 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 011011
FLWRNK

BULLETIN - EAS ACTIVATION REQUESTED
Flood Warning
National Weather Service Blacksburg VA
511 AM EST Mon Mar 1 2021

...The National Weather Service in Blacksburg VA has issued a Flood 
Warning for the following rivers in West Virginia...

  Greenbrier River At Alderson affecting Greenbrier, Monroe and 
  Summers Counties.

For the Greenbrier River...including Alderson...Moderate 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 this afternoon at 515 PM EST.

&&


WVC025-063-089-012215-
/O.NEW.KRNK.FL.W.0004.210301T1603Z-210303T0115Z/
/ALDW2.2.ER.210301T1603Z.210302T0000Z.210302T1315Z.NO/
511 AM EST Mon Mar 1 2021

The National Weather Service in Blacksburg has issued a

* Flood Warning for
  the Greenbrier River At Alderson.
* From this morning to Tuesday evening.
* At 4:45 AM EST Monday the stage was 10.9 feet.
* Flood stage is 14.0 feet.
* Moderate flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  this morning to a crest of 16.0 feet this evening. It will then 
  fall below flood stage tomorrow morning.
* Impact...At 15.0 feet, Farm land along river bank near gage is 
  flooded.
* Flood History...This crest compares to a previous crest of 16.1 
  feet on 12/02/1996.


&&

LAT...LON 3758 8081 3764 8086 3769 8084 3777 8067
      3781 8043 3776 8034

$$

16

6 follow-up statements

768 
WGUS81 KRNK 011717
FLSRNK

Flood Statement
National Weather Service Blacksburg VA
1217 PM EST Mon Mar 1 2021

...The Flood Warning continues for the following rivers in West 
Virginia...

  Greenbrier River At Alderson affecting Greenbrier, Monroe and 
  Summers Counties.

For the Greenbrier River...including Alderson...Moderate flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Warning means that flooding is imminent or occurring. All 
interested parties should take necessary precautions immediately.

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Additional information is available at www.weather.gov.

The next statement will be issued late tonight at 1230 AM EST.

&&


WVC025-063-089-020530-
/O.CON.KRNK.FL.W.0004.000000T0000Z-210303T0115Z/
/ALDW2.2.ER.210301T1415Z.210302T0000Z.210302T1315Z.NO/
1217 PM EST Mon Mar 1 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Greenbrier River At Alderson.
* Until Tuesday evening.
* At 11:45 AM EST Monday the stage was 15.6 feet.
* Flood stage is 14.0 feet.
* Minor flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 11:45 AM EST Monday was 15.6 feet.
* Forecast...The river is expected to rise to a crest of 17.0 feet 
  this evening. It will then fall below flood stage tomorrow morning.
* Impact...At 17.0 feet, Flooding of roads in Alderson and some 
  buildings affected.
* Flood History...This crest compares to a previous crest of 17.0 
  feet on 06/14/1907.


&&

LAT...LON 3758 8081 3764 8086 3769 8084 3777 8067
      3781 8043 3776 8034

$$

16

182 
WGUS41 KRNK 012057
FLWRNK

BULLETIN - EAS ACTIVATION REQUESTED
Flood Warning
National Weather Service Blacksburg VA
357 PM EST Mon Mar 1 2021

...The Flood Warning continues for the following rivers in West 
Virginia...

  Greenbrier River At Alderson affecting Greenbrier, Monroe and 
  Summers Counties.

For the Greenbrier River...including Alderson...Moderate 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 late tonight at 400 AM EST.

&&


WVC025-063-089-020900-
/O.CON.KRNK.FL.W.0004.000000T0000Z-210303T0115Z/
/ALDW2.2.ER.210301T1415Z.210302T0000Z.210302T1315Z.NO/
357 PM EST Mon Mar 1 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Greenbrier River At Alderson.
* Until Tuesday evening.
* At 3:45 PM EST Monday the stage was 17.0 feet.
* Flood stage is 14.0 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 3:45 PM EST Monday was 17.0 feet.
* Forecast...The river is expected to rise to a crest around 17.5 
  feet this evening. It will then fall below flood stage tomorrow 
  morning.
* Impact...At 17.0 feet, Flooding of roads in Alderson and some 
  buildings affected.
* Flood History...This crest compares to a previous crest of 17.0 
  feet on 06/14/1907.


&&

LAT...LON 3758 8081 3764 8086 3769 8084 3777 8067
      3781 8043 3776 8034

$$

MBS

923 
WGUS81 KRNK 020218
FLSRNK

Flood Statement
National Weather Service Blacksburg VA
918 PM EST Mon Mar 1 2021

...The Flood Warning continues for the following rivers in West 
Virginia...

  Greenbrier River At Alderson affecting Greenbrier, Monroe and 
  Summers Counties.

For the Greenbrier River...including Alderson...Moderate flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

A Flood Warning means that flooding is imminent or occurring. All 
interested parties should take necessary precautions immediately.

Additional information is available at www.weather.gov.

The next statement will be issued Tuesday morning at 915 AM EST.

&&


WVC025-063-089-021430-
/O.CON.KRNK.FL.W.0004.000000T0000Z-210303T0115Z/
/ALDW2.2.ER.210301T1415Z.210302T0115Z.210302T1315Z.NO/
918 PM EST Mon Mar 1 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Greenbrier River At Alderson.
* Until Tuesday evening.
* At 8:45 PM EST Monday the river was cresting at a stage of 17.5 
  feet.
* Flood stage is 14.0 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 8:45 PM EST Monday was 17.5 feet.
* Forecast...The river will fall below flood stage Tuesday morning, 
  then continue falling to 4.6 feet early Saturday afternoon.
* Impact...At 17.0 feet, Flooding of roads in Alderson and some 
  buildings affected.
* Flood History...This crest compares to a previous crest of 17.5 
  feet on 02/23/1997.


&&

LAT...LON 3758 8081 3764 8086 3769 8084 3777 8067
      3781 8043 3776 8034

$$

MBS

216 
WGUS81 KRNK 020812
FLSRNK

Flood Statement
National Weather Service Blacksburg VA
312 AM EST Tue Mar 2 2021

...The Flood Warning continues for the following rivers in West 
Virginia...

  Greenbrier River At Alderson affecting Greenbrier, Monroe and 
  Summers Counties.

For the Greenbrier River...including Alderson...Minor flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

A Flood Warning means that flooding is imminent or occurring. All 
interested parties should take necessary precautions immediately.

Additional information is available at www.weather.gov.

The next statement will be issued when the river falls below flood 
stage later this morning.

&&


WVC025-063-089-022015-
/O.CON.KRNK.FL.W.0004.000000T0000Z-210303T0115Z/
/ALDW2.1.ER.210301T1415Z.210302T0115Z.210302T1315Z.NO/
312 AM EST Tue Mar 2 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Greenbrier River At Alderson.
* Until this evening.
* At 2:45 AM EST Tuesday the stage was 15.2 feet and falling.
* Flood stage is 14.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 2:45 AM EST Tuesday was 17.5 feet.
* Forecast...The river is expected to fall below flood stage this 
  morning.
* Impact...At 15.0 feet, Farm land along river bank near gage is 
  flooded.
* Flood History...This crest compares to a previous crest of 15.3 
  feet on 02/04/1939.


&&

LAT...LON 3758 8081 3764 8086 3769 8084 3777 8067
      3781 8043 3776 8034

$$

WP

199 
WGUS81 KRNK 021200
FLSRNK

Flood Statement
National Weather Service Blacksburg VA
700 AM EST Tue Mar 2 2021

...The Flood Warning continues for the following rivers in West 
Virginia...

  Greenbrier River At Alderson affecting Greenbrier, Monroe and 
  Summers Counties.

The Greenbrier River is below flood stage and falling.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This will be the last river flood statement on this event. Stay 
tuned to developments.

Additional information is available at www.weather.gov.

This is the last statement.

&&


WVC025-063-089-030000-
/O.CON.KRNK.FL.W.0004.000000T0000Z-210303T0115Z/
/ALDW2.1.ER.210301T1415Z.210302T0115Z.210302T1315Z.NO/
700 AM EST Tue Mar 2 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Greenbrier River At Alderson.
* Until this evening.
* At 6:45 AM EST Tuesday the stage was 13.3 feet and falling.
* Flood stage is 14.0 feet.
* Minor flooding is forecast.
* Forecast...The river will continue to drop through the day.
* Impact...At 15.0 feet, Farm land along river bank near gage is 
  flooded.
* Flood History...This crest compares to a previous crest of 14.4 
  feet on 02/14/1948.


&&

LAT...LON 3758 8081 3764 8086 3769 8084 3777 8067
      3781 8043 3776 8034

$$

WP

043 
WGUS81 KRNK 021325
FLSRNK

Flood Statement
National Weather Service Blacksburg VA
Issued by National Weather Service Raleigh NC
825 AM EST Tue Mar 2 2021

...The Flood Warning is cancelled for the following rivers in West 
Virginia...

  Greenbrier River At Alderson affecting Greenbrier, Monroe and 
  Summers Counties.

WVC025-063-089-021430-
/O.CAN.KRNK.FL.W.0004.000000T0000Z-210302T1325Z/
/ALDW2.1.ER.210301T1415Z.210302T0115Z.210302T1315Z.NO/
825 AM EST Tue Mar 2 2021

...The Flood Warning for the Greenbrier River At Alderson has been 
cancelled...

The Flood Warning is cancelled for
  the Greenbrier River At Alderson.
* At 8:05 AM EST Tuesday the stage was 12.8 feet.
* Flood stage is 14.0 feet.
* Forecast...The river is expected to fall to 4.6 feet early 
  Saturday afternoon.


&&

LAT...LON 3758 8081 3764 8086 3769 8084 3777 8067
      3781 8043 3776 8034

$$

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 28, 7:07 PM EST	Flash Flood Warning	RNK	Greenbrier	6 hr
Feb 28, 8:27 PM EST	Special Weather Statement	RNK	Greenbrier, Mercer, Monroe, Summers	63 min
Feb 28, 9:18 PM EST	Special Weather Statement	RNK	Monroe	27 min
Mar 1, 1:55 AM EST	Areal Flood Warning	RNK	Greenbrier, Summers	31 hr
Mar 1, 7:43 AM EST	Areal Flood Warning	RNK	Mercer, Summers	25 hr
Mar 1, 1:22 PM EST	Wind Advisory	RNK	Greenbrier	12 hr

Nearby

River Flood Warnings in West Virginia, 2021 Every 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.