Alert archive / Virginia / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 455

June 15, 20004 states

The Storm Prediction Center issued this severe thunderstorm watch at Jun 15, 2000, 1:30 PM EDT for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 15, 2000, 1:30 PM EDT (17:30 UTC)
Expired
Jun 15, 2000, 7:00 PM EDT
In force
6 hr
Issued by
the Storm Prediction Center
All 79 counties

Boyd County, KY, Carter County, KY, Elliott County, KY, Floyd County, KY, Greenup County, KY, Johnson County, KY, Knott County, KY, Lawrence County, KY, Letcher County, KY, Magoffin County, KY, Martin County, KY, Pike County, KY, Lawrence County, OH, Alleghany County, VA, Amherst County, VA, Augusta County, VA, Bath County, VA, Bedford County, VA, Bland County, VA, Botetourt County, VA, Buchanan County, VA, Campbell County, VA, Carroll County, VA, City of Buena Vista, VA, City of Covington, VA, City of Galax, VA, City of Harrisonburg, VA, City of Lexington, VA, City of Lynchburg, VA, City of Martinsville, VA, City of Norton, VA, City of Radford, VA, City of Roanoke, VA, City of Salem, VA, City of Staunton, VA, City of Waynesboro, VA, Craig County, VA, Dickenson County, VA, Floyd County, VA, Franklin County, VA, Giles County, VA, Halifax County, VA, Highland County, VA, Lee County, VA, Montgomery County, VA, Nelson County, VA, Patrick County, VA, Pittsylvania County, VA, Pulaski County, VA, Roanoke County, VA, Rockbridge County, VA, Rockingham County, VA, Russell County, VA, Scott County, VA, Smyth County, VA, Tazewell County, VA, Washington County, VA, Wise County, VA, Wythe County, VA, Boone County, WV, Cabell County, WV, Clay County, WV, Fayette County, WV, Greenbrier County, WV, Kanawha County, WV, Lincoln County, WV, Logan County, WV, McDowell County, WV, Mercer County, WV, Mingo County, WV, Monroe County, WV, Nicholas County, WV, Pocahontas County, WV, Putnam County, WV, Raleigh County, WV, Summers County, WV, Wayne County, WV, Webster County, WV, Wyoming County, WV

The radar

The Charleston,WV radar (KRLX), 54 km from the middle of the area, began a volume at 17:29 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.

Warnings issued inside it

18 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 15, 2:00 PM EDTSevere Thunderstorm WarningJKLFloyd45 min
Jun 15, 2:32 PM EDTSevere Thunderstorm WarningRLXBoone, Lincoln, Logan28 min
Jun 15, 2:47 PM EDTSevere Thunderstorm WarningRLXKanawha28 min
Jun 15, 2:54 PM EDTSevere Thunderstorm WarningRNKCarroll36 min
Jun 15, 3:02 PM EDTSevere Thunderstorm WarningRLXBoone28 min
Jun 15, 3:07 PM EDTSevere Thunderstorm WarningRLXClay38 min
Jun 15, 3:12 PM EDTSevere Thunderstorm WarningRLXKanawha33 min
Jun 15, 3:29 PM EDTSevere Thunderstorm WarningRLXNicholas31 min
Jun 15, 3:33 PM EDTSevere Thunderstorm WarningRLXFayette27 min
Jun 15, 3:38 PM EDTSevere Thunderstorm WarningRNKCarroll52 min
Jun 15, 3:39 PM EDTSevere Thunderstorm WarningRLXBraxton, Webster21 min
Jun 15, 3:50 PM EDTSevere Thunderstorm WarningRNKBotetourt, Rockbridge40 min
Jun 15, 3:50 PM EDTSevere Thunderstorm WarningRNKCity of Lexington40 min
Jun 15, 3:50 PM EDTSevere Thunderstorm WarningRNKCity of Buena Vista40 min
Jun 15, 4:25 PM EDTSevere Thunderstorm WarningRNKAlleghany, Botetourt35 min
Jun 15, 5:21 PM EDTSevere Thunderstorm WarningRNKHalifax39 min
Jun 15, 5:32 PM EDTSevere Thunderstorm WarningRNKPittsylvania43 min
Jun 15, 6:06 PM EDTSevere Thunderstorm WarningRNKCampbell, Halifax, Pittsylvania39 min

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 5.5 hours before the alert went out and 187 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 2000-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 177 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 2000-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 square meters per square second.193958Sfc1 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
177 J/kg
Mixed-layer CIN
-142 J/kg
Mixed-layer LCL
987 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
59 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 2:15 PM EDTSevere Thunderstorm WatchSPCArlington, Clarke, Fairfax, Fauquier, Frederick, Loudoun and 11 more6 hr
Jun 15, 6:00 PM EDTSevere Thunderstorm WatchSPCAlbemarle, Amelia, Amherst, Appomattox, Brunswick, Buckingham and 45 more5 hr
Jun 15, 7:45 PM EDTSevere Thunderstorm WatchSPCArlington, Fairfax, King George, Prince William, Spotsylvania, Stafford and 7 more5 hr
Jun 15, 12:30 PM EDTSevere Thunderstorm WatchSPCBarbour, Braxton, Brooke, Calhoun, Doddridge, Gilmer and 20 more6 hr

Nearby

Severe Thunderstorm Watches in Virginia, 2000Severe Thunderstorm Watches in West Virginia, 2000Severe Thunderstorm Watches in Kentucky, 2000Every severe thunderstorm watch 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.