Alert archive / Virginia / Tornado Warnings in 1998

Tornado Warning 18, NWS Blacksburg, VA

June 3, 1998Carroll County, Virginia

NWS Blacksburg, VA issued this tornado warning at Jun 3, 1998, 5:35 PM EDT for Carroll County, Virginia. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 3, 1998, 5:35 PM EDT (21:35 UTC)
Expired
Jun 3, 1998, 6:10 PM EDT
In force
35 min
Issued by
NWS Blacksburg, VA
Area
Whole counties

County Carroll County, VA

The radar

The Roanoke radar (KFCX), 52 km from the middle of the area, began a volume at 21:37 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 3, 4:45 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.6 hours before the alert went out and 104 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, Greensboro/Hi Pt, NC at 12:00Z on 1998-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 1998-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2315 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
149 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 
TTAA00 KROA 032135 RRA
TORRNK
VAC035-032210-

BULLETIN--EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
535 PM EDT WED JUN 3 1998

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* TORNADO WARNING FOR...
  CARROLL COUNTY IN SOUTHWESTERN VIRGINIA.

* UNTIL 610 PM EDT.

* AT 538 PM EDT... BLACKSBURG DOPPLER RADAR INDICATED A TORNADO
  NEAR THE TOWN OF HILLSVILLE.  THE STORM WAS MOVING TO THE
  SOUTHEAST AT 35 MILES AN HOUR.

<< CALL* TO ACTION >> IF YOU ARE CAUGHT OUTSIDE...SEEK SAFETY IN A
NEARBY REINFORCED BUILDING.  AS A LAST RESORT...SEEK REFUGE IN A
CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

.END/DD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 3:33 PM EDTSevere Thunderstorm WarningRNKTazewell47 min
Jun 3, 4:16 PM EDTSevere Thunderstorm WarningRNKBland49 min
Jun 3, 4:23 PM EDTSevere Thunderstorm WarningRNKTazewell32 min
Jun 3, 4:25 PM EDTSevere Thunderstorm WarningRNKWythe40 min
Jun 3, 4:46 PM EDTTornado WarningRNKWythe34 min
Jun 3, 5:02 PM EDTSevere Thunderstorm WarningRNKCarroll, City of Galax63 min
Jun 3, 5:20 PM EDTSevere Thunderstorm WarningRNKPittsylvania20 min
Jun 3, 5:29 PM EDTSevere Thunderstorm WarningRNKHalifax36 min
Jun 3, 5:44 PM EDTSevere Thunderstorm WarningRNKPatrick36 min
Jun 3, 6:44 PM EDTSevere Thunderstorm WarningRNKTazewell51 min
Jun 3, 7:12 PM EDTSevere Thunderstorm WarningRNKWythe48 min
Jun 3, 7:25 PM EDTSevere Thunderstorm WarningRNKHalifax30 min
Jun 3, 7:29 PM EDTSevere Thunderstorm WarningRNKCarroll61 min
Jun 3, 7:56 PM EDTSevere Thunderstorm WarningRNKPatrick49 min

Nearby

Tornado Warnings in Virginia, 1998Every tornado warning in 1998Tornadoes in 1998

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.