Alert archive / Virginia / Flash Flood Warnings in 2016

Flash Flood Warning 8, NWS Blacksburg, VA

June 4, 2016City of Covington, Virginia

NWS Blacksburg, VA issued this flash flood warning at Jun 4, 2016, 1:19 PM EDT for City of Covington, Virginia. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 4, 2016, 1:19 PM EDT (17:19 UTC)
Expired: Jun 4, 2016, 7:15 PM EDT
In force: 6 hr
Issued by: NWS Blacksburg, VA
Area: Storm-based polygon
Flood severity: None

County City of Covington, VA

The radar

The Roanoke radar (KFCX), 88 km from the middle of the area, began a volume at 17:22 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 nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 5.3 hours before the alert went out and 78 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: 6 J/kg
Mixed-layer CIN: -142 J/kg
Mixed-layer LCL: 835 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 70 m²/s²
0-3 km storm-relative helicity: 82 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

638 
WGUS51 KRNK 041719
FFWRNK
VAC580-042315-
/O.NEW.KRNK.FF.W.0008.160604T1719Z-160604T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
119 PM EDT SAT JUN 4 2016

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE CITY OF COVINGTON IN VIRGINIA...

* UNTIL 715 PM EDT
    
* AT 119 PM EDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO ONE INCH OF RAIN HAS
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  COVINGTON. 

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE
WARNED AREA.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
JAMES RIVER...
DRY RUN...
DUNLAP CREEK...
JACKSON RIVER...
AND PONDING MILL CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3780 7998 3780 7996 3778 7998 3777 7998
      3776 7997 3775 7999 3776 8001 3778 8000
      3779 8000 3781 8000 3781 7998

$$

DS

2 follow-up statements

932 
WGUS71 KRNK 041809
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
209 PM EDT SAT JUN 4 2016

VAC580-042315-
/O.CON.KRNK.FF.W.0008.000000T0000Z-160604T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CITY OF COVINGTON VA-
209 PM EDT SAT JUN 4 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM EDT FOR 
THE CITY OF COVINGTON...

AT 207 PM EDT...DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS THAT
PRODUCED HEAVY RAIN THAT PROMPTED THE WARNING HAVE EXITED THE
REGION. ADDITIONAL HEAVY RAIN PRODUCING SHOWERS AND STORMS ARE
POSSIBLE THROUGH THE REMAINDER OF THE AFTERNOON. FLASH FLOODING
STILL IS A CONCERN.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
COVINGTON. 

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
JAMES RIVER...
DRY RUN...
DUNLAP CREEK...
JACKSON RIVER...
AND PONDING MILL CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3780 7998 3780 7996 3778 7998 3777 7998
      3776 7997 3775 7999 3776 8001 3778 8000
      3779 8000 3781 8000 3781 7998

$$

DS

808 
WGUS71 KRNK 042244
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
644 PM EDT SAT JUN 4 2016

VAC580-042254-
/O.CAN.KRNK.FF.W.0008.000000T0000Z-160604T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CITY OF COVINGTON VA-
644 PM EDT SAT JUN 4 2016

...THE FLASH FLOOD WARNING FOR THE CITY OF COVINGTON HAS
BEEN CANCELLED...

THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT.

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 3780 7998 3780 7996 3778 7998 3777 7998
      3776 7997 3775 7999 3776 8001 3778 8000
      3779 8000 3781 8000 3781 7998

$$

RAB

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 4, 4:34 AM EDT	Flash Flood Watch	RNK	Alleghany, Amherst, Appomattox, Bath, Bedford, Bland and 24 more	19 hr
Jun 4, 1:14 PM EDT	Special Weather Statement	RNK	Franklin	31 min
Jun 4, 1:17 PM EDT	Special Weather Statement	RNK	City of Galax	28 min
Jun 4, 1:43 PM EDT	Special Weather Statement	RNK	Carroll	32 min
Jun 4, 1:46 PM EDT	Special Weather Statement	RNK	Carroll	29 min
Jun 4, 1:48 PM EDT	Special Weather Statement	RNK	Franklin	27 min
Jun 4, 2:04 PM EDT	Special Weather Statement	RNK	City of Lynchburg	26 min
Jun 4, 2:18 PM EDT	Special Weather Statement	RNK	Franklin	57 min
Jun 4, 2:32 PM EDT	Special Weather Statement	RNK	City of Lynchburg	28 min
Jun 4, 2:35 PM EDT	Severe Thunderstorm Warning	RNK	Amherst, Appomattox, Campbell, City of Lynchburg	55 min
Jun 4, 2:40 PM EDT	Special Weather Statement	RNK	Bedford	35 min
Jun 4, 2:47 PM EDT	Severe Thunderstorm Warning	RNK	Floyd, Franklin	58 min
Jun 4, 2:51 PM EDT	Flash Flood Warning	RNK	Rockbridge, City of Lexington	6 hr
Jun 4, 2:54 PM EDT	Special Weather Statement	RNK	Pittsylvania	36 min
Jun 4, 3:08 PM EDT	Special Weather Statement	RNK	Campbell	37 min
Jun 4, 3:11 PM EDT	Special Weather Statement	RNK	Botetourt	34 min
Jun 4, 3:13 PM EDT	Severe Thunderstorm Warning	RNK	Campbell, Pittsylvania	62 min
Jun 4, 3:16 PM EDT	Severe Thunderstorm Warning	RNK	Botetourt	59 min
Jun 4, 3:32 PM EDT	Special Weather Statement	RNK	Appomattox	28 min
Jun 4, 3:44 PM EDT	Areal Flood Advisory	RNK	Amherst, Appomattox	3 hr
Jun 4, 3:55 PM EDT	Severe Thunderstorm Warning	RNK	Campbell, Halifax, Pittsylvania	65 min
Jun 4, 4:38 PM EDT	Severe Thunderstorm Warning	RNK	Charlotte, Halifax	52 min
Jun 4, 5:15 PM EDT	Special Weather Statement	RNK	Smyth	60 min
Jun 4, 6:31 PM EDT	Special Weather Statement	RNK	Tazewell	59 min
Jun 4, 6:36 PM EDT	Severe Thunderstorm Warning	RNK	Bland, Tazewell	40 min
Jun 4, 6:53 PM EDT	Special Weather Statement	RNK	Halifax	52 min
Jun 4, 7:11 PM EDT	Severe Thunderstorm Warning	RNK	Halifax	64 min
Jun 4, 7:55 PM EDT	Special Weather Statement	RNK	Patrick	65 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.