Alert archive / Virginia / Flash Flood Warnings in 2003

Flash Flood Warning 21, NWS Blacksburg, VA

June 14, 2003Bedford County, Virginia

NWS Blacksburg, VA issued this flash flood warning at Jun 14, 2003, 5:45 PM EDT for Bedford County, Virginia. It was in force for 2 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 14, 2003, 5:45 PM EDT (21:45 UTC)
Expired: Jun 14, 2003, 7:45 PM EDT
In force: 2 hr
Issued by: NWS Blacksburg, VA
Area: Counties, with a storm outline in the text

County Bedford County, VA

The radar

The Roanoke radar (KFCX), 67 km from the middle of the area, began a volume at 21:43 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, 9.8 hours before the alert went out and 17 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: 103 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 806 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 52 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KRNK 142145
FFWRNK
VAC019-515-142345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
545 PM EDT SAT JUN 14 2003

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BEDFORD COUNTY IN SOUTH CENTRAL VIRGINIA

* UNTIL 745 PM EDT

* AT 545 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED STORMS 
ARE PRODUCING RAINFALL RATES OF 2 TO 3 INCHES PER HOUR.

* OTHER LOCATIONS THREATENED BY HEAVY RAIN 
INCLUDE...CHAMBLISSBURG...STEWARTSVILLE AND THAXTON.

EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

RELAY REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE IN
BLACKSBURG BY CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4.

LAT...LON 3745 7944 3727 7940 3722 7975 3724 7983
          3732 7984

$$

12

2 follow-up statements

000 
WGUS71 KRNK 142256
FFSRNK
VAC019-142345-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
656 PM EDT SAT JUN 14 2003

FLASH FLOOD WARNING CONTINUES FOR BEDFORD COUNTY.

AT 656 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED VERY HEAVY 
RAIN FALLING BETWEEN STEWARTSVILLE AND GOODVIEW IN BEDFORD COUNTY.  
DOPPLER RADAR ESTIMATE 3 TO 5 INCHES HAVE FALLEN SINCE 4:30 PM THIS 
AFTERNOON.  

AT 656 PM EDT...WEATHER SPOTTER REPORTED 2 INCHES OF STANDING WATER 
THROUGHOUT NEIGHBORHOOD...DITCHES ARE OVERFLOWING THEIR BANKS...AND 
WATER IS FLOWING HEAVILY DOWN STREETS.  

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

RELAY YOUR REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4.

$$

RS

000 
WGUS71 KRNK 150002
FFSRNK
VAC019-515-150015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
802 PM EDT SAT JUN 14 2003

THE FLASH FLOOD WARNING FOR BEDFORD COUNTY HAS BEEN ALLOWED TO 
EXPIRE.  HOWEVER...FLOOD PROBLEMS WILL CONTINUE UNTIL WATER LEVELS 
RECEDE THIS EVENING.

A SKYWARN SPOTTER HAS REPORTED NUMEROUS ROADS CLOSED BY FLOODING AND 
MUDSLIDES.

EXCESSIVE RUNOFF FROM THIS STORM HAS CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER 
LOW LYING AREAS HAVE BEEN EFFECT BY 3 TO 5 INCHES OF RAIN.  PONDING 
OF WATER IN POOR DRAINAGE AREAS WILL SLOWLY RECEDE THIS EVENING.  
EXERCISE CAUTION IF YOU PLAN TO DRIVE TONIGHT.  WATER DEPTH ACROSS 
FLOODED ROADWAY MAYBE UNKNOWN.  

RELAY YOUR REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4.

$$

RS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 8:13 PM EDT	Severe Thunderstorm Warning	RNK	Patrick	47 min
Jun 13, 8:16 PM EDT	Severe Thunderstorm Warning	RNK	Patrick	44 min
Jun 13, 8:30 PM EDT	Flash Flood Warning	RNK	Patrick	2 hr
Jun 13, 10:11 PM EDT	Flash Flood Warning	RNK	Patrick	49 min
Jun 13, 11:01 PM EDT	Flash Flood Warning	RNK	Patrick	59 min
Jun 14, 6:53 PM EDT	Flash Flood Warning	RNK	Roanoke, City of Roanoke	3 hr

Nearby

Flash Flood Warnings in Virginia, 2003 Every flash flood warning in 2003

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.