Alert archive / Virginia / Flash Flood Warnings in 2000

Flash Flood Warning 57, NWS Blacksburg, VA

September 3, 2000Campbell County, City of Lynchburg, Virginia

NWS Blacksburg, VA issued this flash flood warning at Sep 3, 2000, 3:55 PM EDT for Campbell County, City of Lynchburg, 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 counties it named.

The facts

Issued
Sep 3, 2000, 3:55 PM EDT (19:55 UTC)
Expired
Sep 3, 2000, 6:00 PM EDT
In force
2 hr
Issued by
NWS Blacksburg, VA
Area
Whole counties

Counties Campbell County, VA, City of Lynchburg, VA

The radar

The Roanoke radar (KFCX), 107 km from the middle of the area, began a volume at 19:58 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, 7.9 hours before the alert went out and 36 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-pSkew-T log-p diagram, Roanoke, VA at 12:00Z on 2000-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2000-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
8 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
650 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
1 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 031956
FFWRNK
VAC031-680-032200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
355 PM EDT SUN SEP 3 2000

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN CAMPBELL COUNTY IN CENTRAL VIRGINIA...
  LYNCHBURG IN CENTRAL VIRGINIA...

* UNTIL 600 PM EDT.

* AT 355 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR 
  INDICATED VERY SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL 
  APPROACHING LYNCHBURG CITY AND NORTHERN CAMPBELL COUNTY.

LOCATIONS THREATENED BY HEAVY RAIN AND FLOODING THROUGH 600 PM EDT INCLUDE
  LYNCHBURG CITY...
  RUSTBURG...

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING OF 
SMALL STREAMS AND CREEKS IN NORTHERN CAMPBELL COUNTY. RAPID FLOODING 
SOME SOME ROADS IN URBAN AREAS...ESPCIALLY THE CITY OF LYNCHBURG 
WILL OCCUR.

<<CALL TO ACTION>>DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE 
WATER COVERS THE ROADWAY. 

.END
08

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 2, 9:17 PM EDTFlash Flood WarningRNKPittsylvania3 hr
Sep 2, 11:19 PM EDTFlash Flood WarningRNKFranklin3 hr
Sep 3, 2:44 PM EDTFlash Flood WarningRNKBotetourt3 hr
Sep 3, 5:20 PM EDTFlash Flood WarningRNKPulaski115 min
Sep 3, 5:30 PM EDTFlash Flood WarningRNKFranklin2 hr

Nearby

Flash Flood Warnings in Virginia, 2000Every flash flood warning in 2000

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.