Alert archive / Virginia / Flash Flood Warnings in 2016

Flash Flood Warning 2, NWS Blacksburg, VA

February 3, 2016Patrick County, Virginia

NWS Blacksburg, VA issued this flash flood warning at Feb 3, 2016, 11:32 AM EST for Patrick County, Virginia. It was in force for 6 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: Feb 3, 2016, 11:32 AM EST (16:32 UTC)
Expired: Feb 3, 2016, 5:30 PM EST
In force: 6 hr
Issued by: NWS Blacksburg, VA
Area: Storm-based polygon
Flood severity: None

County Patrick County, VA

The radar

The Roanoke radar (KFCX), 33 km from the middle of the area, began a volume at 16:35 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
Feb 3, 12:30 PM EST	FLASH FLOOD	1 N Woolwine, VA	A CAR WAS WASHED INTO JILL CREEK ON ROUTE 8 IN WOOLWINE NEAR WADES ORCHARD. NO INJURIES. TIME ESTIMATED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 4.5 hours before the alert went out and 82 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 500 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 411 m²/s²
0-3 km storm-relative helicity: 494 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

336 
WGUS51 KRNK 031632
FFWRNK
VAC141-032230-
/O.NEW.KRNK.FF.W.0002.160203T1632Z-160203T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
1132 AM EST WED FEB 3 2016

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PATRICK COUNTY IN SOUTHWESTERN VIRGINIA...

* UNTIL 530 PM EST

* AT 1131 AM EST...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
  HEAVY RAIN FALLING ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN
  HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  STUART...
  WOOLWINE...
  ARARAT...
  ROCKY KNOB RECREATION AREA...
  AND CRITZ. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT 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 ROAD CLOSURES...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 3657 8061 3664 8054 3665 8049 3670 8045
      3672 8046 3675 8044 3674 8040 3679 8039
      3681 8034 3683 8034 3684 8030 3686 8029
      3686 8026 3679 8008 3678 8010 3672 8009
      3665 8006 3656 8008

$$

JH

2 follow-up statements

045 
WGUS71 KRNK 031752
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1252 PM EST WED FEB 3 2016

VAC141-032230-
/O.CON.KRNK.FF.W.0002.000000T0000Z-160203T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PATRICK VA-
1252 PM EST WED FEB 3 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM EST FOR 
PATRICK COUNTY...

AT 1249 PM EST...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THAT MODERATE TO HEAVY RAIN CONTINUED OVER THE AREA. UP TO TWO
INCHES OF RAIN HAVE ALREADY FALLEN. THE SMITH RIVER GAUGE AT
WOOLWINE WAS AT 6 FEET AND CRESTING. SOME OTHER ROADS HAD SOME MINOR
FLOODING BUT WERE PASSABLE. ADDITIONAL RUNOFF MAY LEAD TO FLOODING
ACROSS THE REGION AT LEAST INTO MID AFTERNOON.
 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
STUART...
WOOLWINE...
ARARAT...
ROCKY KNOB RECREATION AREA...
AND CRITZ. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT 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 ROAD CLOSURES...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 3657 8061 3664 8054 3665 8049 3670 8045
      3672 8046 3675 8044 3674 8040 3679 8039
      3681 8034 3683 8034 3684 8030 3686 8029
      3686 8026 3679 8008 3678 8010 3672 8009
      3665 8006 3656 8008

$$

JH

129 
WGUS71 KRNK 032151
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
451 PM EST WED FEB 3 2016

VAC141-032159-
/O.CAN.KRNK.FF.W.0002.000000T0000Z-160203T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PATRICK VA-
451 PM EST WED FEB 3 2016

...THE FLASH FLOOD WARNING FOR PATRICK COUNTY IS CANCELLED...

THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT.  PLEASE CONTINUE TO HEED ANY ROAD CLOSURES.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF FLOODING...
INCLUDING MUDSLIDES OR ROAD CLOSURES...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 3657 8061 3664 8054 3665 8049 3670 8045
      3672 8046 3675 8044 3674 8040 3679 8039
      3681 8034 3683 8034 3684 8030 3686 8029
      3686 8026 3679 8008 3678 8010 3672 8009
      3665 8006 3656 8008

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 3, 4:00 AM EST	Flash Flood Watch	RNK	Amherst, Bedford, Botetourt, Carroll, Floyd, Franklin and 9 more	11 hr
Feb 3, 8:51 AM EST	Areal Flood Advisory	RNK	Bland, Smyth, Tazewell, Wythe	6 hr
Feb 3, 9:51 AM EST	Areal Flood Advisory	RNK	Carroll, Floyd, Grayson, Patrick, City of Galax	6 hr
Feb 3, 10:36 AM EST	Areal Flood Advisory	RNK	Bedford, Botetourt, Floyd, Franklin, Montgomery, Pulaski and 5 more	6 hr
Feb 3, 10:45 AM EST	Areal Flood Advisory	RNK	Patrick	5 hr
Feb 3, 11:00 AM EST	Special Weather Statement	RNK	Henry, City of Martinsville	45 min
Feb 3, 12:03 PM EST	Areal Flood Advisory	RNK	Henry, City of Martinsville	4 hr
Feb 3, 12:46 PM EST	Special Weather Statement	RNK	City of Danville	29 min
Feb 3, 1:15 PM EST	Special Weather Statement	RNK	Halifax, City of Danville	30 min
Feb 3, 1:44 PM EST	Special Weather Statement	RNK	Halifax	31 min
Feb 3, 2:34 PM EST	River Flood Warning	RNK	Charlotte, Halifax	4 days
Feb 3, 2:34 PM EST	River Flood Warning	RNK	Halifax	4 days
Feb 3, 2:43 PM EST	Special Weather Statement	RNK	Appomattox, Campbell, Charlotte, Halifax	62 min
Feb 3, 4:22 PM EST	Areal Flood Warning	RNK	Montgomery, Roanoke, City of Roanoke, City of Salem	12 hr

Nearby

Flash Flood Warnings in Virginia, 2016 Every flash flood warning in 2016

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.