Alert archive / Virginia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 52, NWS Blacksburg, VA

May 19, 2000Giles County, Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at May 19, 2000, 5:41 PM EDT for Giles County, Virginia. It was in force for 49 min. 1 report 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: May 19, 2000, 5:41 PM EDT (21:41 UTC)
Expired: May 19, 2000, 6:30 PM EDT
In force: 49 min
Issued by: NWS Blacksburg, VA
Area: Whole counties

County Giles County, VA

What was reported inside it

Time	Report	Where	Remark
May 19, 5:50 PM EDT	Hail 0.75	Mountain Lake, 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
May 19, 2:00 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 9.7 hours before the alert went out and 107 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: 43 J/kg
Mixed-layer CIN: -202 J/kg
Mixed-layer LCL: 1181 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 151 m²/s²
0-3 km storm-relative helicity: 136 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.

408 
WUUS51 KRNK 192141
SVRRNK
VAC071-192230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
541 PM EDT FRI MAY 19 2000

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN GILES COUNTY IN SOUTHWEST VIRGINIA...

* UNTIL 630 PM EDT

* AT 541 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES SOUTHWEST OF MOUNTAIN LAKE...MOVING
  EAST AT 25 MPH.

SOME LOCATIONS THREATENED THROUGH 630 PM EDT INCLUDE
  MOUNTAIN LAKE...
  NEWPORT...

<<CALL TO ACTION>>IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE
A STURDY SHELTER.

REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...
DAMAGING WINDS IN EXCESS OF 55 MPH...DEADLY LIGHTNING...AND VERY
HEAVY RAIN.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY.

NNNN

HH

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at May 19, 3:10 PM EDT, 2 hours 31 minutes earlier.

Area forecast discussion, May 19, 3:10 PM EDT, 2 hours 31 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BLACKSBURG VA
310 PM EDT FRI MAY 19 2000

SFC ANALYSIS AT 18Z LOCATED FRONTAL BNDY FM SRN DE W TO LKU. MSAS
MSL PRESSURE PLACED A WAVE ALONG THE FRONT IN SOUTHERN OHIO ROLLING
TOWARDS THE PRESSURE FALLS IN PA. MSAS COMP LIS WERE ARD MINUS 6 IN
ERN KY/TN WHERE WINDS WERE BACKING AHEAD OF UPPER SYS. SHRTWAVE
SWEEPS TO OUR NORTH ACRS PA/NY. AFTERNOON RNK SOUNDING PRODUCED A LI
OF MINUS 5...BR OF 43 AND HEALTHY CAPE. AWIPS REGIONAL RADAR MOSAICS
DISPLAYED CNVTN ALG AND TO THE N OF SFC BDRY WI SOME OF THE CNVTN OF
AN ELEVATED NATURE OVR WV. ENTIRE LINE IS SAGGING SOUTH. MOST ACTIVE
AREA OF OUR CWA REGARDING SEVERE CELLS WAS IN NW CORNER OF KFCX SCOPE.
MODELS ARE FAIRLY CONSISTENT WITH ONLY SOME MINOR DIFFERENCES
COMPARED TO LAST NIGHTS RUN. THE AVN LOOKED BEST. ADJUSTED ZONES TO
REFLECTED CURRENT SEVERE WX WATCHES. PLAN ON MAKING FRONT PROGRESSES
AND SWING IT THRU FA. IN THE EXTENDED PERIOD...MRF AND AVN TRENDING
TOWARDS AN UNITED SOLUTION. HAVE A GOOD NIGHT.

.RNK.
.SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 7 PM FOR
WVZ042>045-VAZ007-009>019-020-VAZ022>024-032>035-043>045
.SEVERE THUNDERSTORM WATCH UNTIL 8 PM FOR VAZ046-047-058-059
.NC...NONE.

KK

In the hours before

Local storm report, May 19, 2:34 PM EDT, 3 hours 7 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
234 PM EDT FRI MAY 19 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0220 PM    ALDERSON                  WV   .88 INCH HAIL
05/19/00   GREENBRIER

Local storm report, May 19, 3:28 PM EDT, 2 hours 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
328 PM EDT FRI MAY 19 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0323 PM    GALA                      VA   .75 INCH HAIL
05/19/00   BOTETOURT

Local storm report, May 19, 4:25 PM EDT, 1 hour 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
425 PM EDT FRI MAY 19 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0323 PM    BUENA VISTA 3W            VA   WIND DAMAGE
05/19/00   ROCKBRIDGE                     TREES ACROSS BUCKHILL RD

JW

Local storm report, May 19, 4:50 PM EDT, 51 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
450 PM EDT FRI MAY 19 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0440 PM    AMHERST                   VA   .88 INCH HAIL
05/19/00   AMHERST

JW

Local storm report, May 19, 5:10 PM EDT, 31 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
510 PM EDT FRI MAY 19 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0450 PM    3E UNION HILL             VA   WIND DAMAGE
05/19/00   AMHERST                        LARGE TREES ACROSS RTE 60.

JW

Local storm report, May 19, 5:32 PM EDT, 9 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
532 PM EDT FRI MAY 19 2000

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0515 PM    BENT CREEK                VA   1.00 INCH HAIL
05/19/00   APPOMATTOX

0520 PM    TOGA                      VA   1.75 INCH HAIL
05/19/00   BUCKINGHAM

The office that day

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

Issued	Product	Office	Counties	Lasted
May 19, 3:18 PM EDT	Severe Thunderstorm Warning	RNK	Botetourt	42 min
May 19, 3:33 PM EDT	Severe Thunderstorm Warning	RNK	Rockbridge, City of Lexington	42 min
May 19, 3:33 PM EDT	Severe Thunderstorm Warning	RNK	City of Buena Vista	42 min
May 19, 3:53 PM EDT	Severe Thunderstorm Warning	RNK	Amherst	52 min
May 19, 4:44 PM EDT	Severe Thunderstorm Warning	RNK	Amherst, Appomattox, Buckingham	46 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2000 Every 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.