Alert archive / Virginia / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 4, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at Mar 11, 2000, 7:19 PM EST for 5 counties in Virginia. It was in force for 41 min. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 11, 2000, 7:19 PM EST (00:19 UTC)
- Expired
- Mar 11, 2000, 8:00 PM EST
- In force
- 41 min
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
Counties Amherst County, VA, Appomattox County, VA, Campbell County, VA, Charlotte County, VA, City of Lynchburg, VA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 11, 7:20 PM EST | Thunderstorm Wind | Countywide, VA | |
| Mar 11, 7:23 PM EST | Thunderstorm Wind | Randolph, VA | |
| Mar 11, 7:34 PM EST | Thunderstorm Wind | Keysville, VA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 11, 6:45 PM EST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Roanoke, VA (KRNK), launched 00:00Z, 0.3 hours before the alert went out and 49 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.
- Mixed-layer CAPE
- 175 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 655 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 251 m²/s²
- 0-3 km storm-relative helicity
- 301 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KRNK 120019 SVRRNK VAC009-011-031-037-680-120100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 719 PM EST SAT MAR 11 2000 THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CHARLOTTE COUNTY IN SOUTH CENTRAL VIRGINIA... CAMPBELL COUNTY IN CENTRAL VIRGINIA... APPOMATTOX COUNTY IN CENTRAL VIRGINIA... LYNCHBURG IN CENTRAL VIRGINIA... AMHERST COUNTY IN CENTRAL VIRGINIA... * UNTIL 800 PM EST * AT 713 PM EST...RADAR AND SPOTTERS INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 16 MILES NORTHWEST OF TIMBERLAKE TO 10 MILES SOUTH OF CHARLOTTE COURT HOUSE...MOVING NORTHEAST AT 65 MPH. SOME LOCATIONS THREATENED THROUGH 800 PM EST INCLUDE TIMBERLAKE... LYNCHBURG CITY... APPOMATTOX... AMHERST... * OTHER LOCATIONS IN THE WARNING INCLUDE RUSTBURG AND MADISON HEIGHTS. <<CALL TO ACTION>>HAIL...INTENSE RAIN AND STRONG DAMAGING WINDS ARE LIKELY WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER UNTIL THE STORM PASSES. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST SUNDAY MORNING FOR NORTHWEST NORTH CAROLINA AND SOUTHWESTERN VIRGINIA. NNNN
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 11, 7:45 PM EST | Severe Thunderstorm Warning | RNK | Buckingham | 30 min |
Nearby
Severe Thunderstorm Warnings in Virginia, 2000Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.