Alert archive / Virginia / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 458

June 15, 2000Charles County, Maryland; 51 counties in Virginia

The Storm Prediction Center issued this severe thunderstorm watch at Jun 15, 2000, 6:00 PM EDT for Charles County, Maryland; 51 counties in Virginia. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 15, 2000, 6:00 PM EDT (22:00 UTC)
Expired
Jun 15, 2000, 11:00 PM EDT
In force
5 hr
Issued by
the Storm Prediction Center
All 52 counties

Charles County, MD, Albemarle County, VA, Amelia County, VA, Amherst County, VA, Appomattox County, VA, Brunswick County, VA, Buckingham County, VA, Campbell County, VA, Caroline County, VA, Charles City County, VA, Charlotte County, VA, Chesterfield County, VA, City of Charlottesville, VA, City of Colonial Heights, VA, City of Danville, VA, City of Emporia, VA, City of Fredericksburg, VA, City of Harrisonburg, VA, City of Hopewell, VA, City of Lynchburg, VA, City of Petersburg, VA, City of Richmond, VA, City of Waynesboro, VA, Culpeper County, VA, Cumberland County, VA, Dinwiddie County, VA, Essex County, VA, Fluvanna County, VA, Goochland County, VA, Greene County, VA, Greensville County, VA, Halifax County, VA, Hanover County, VA, Henrico County, VA, King George County, VA, King William County, VA, Louisa County, VA, Lunenburg County, VA, Madison County, VA, Mecklenburg County, VA, Nelson County, VA, New Kent County, VA, Nottoway County, VA, Orange County, VA, Page County, VA, Powhatan County, VA, Prince Edward County, VA, Prince George County, VA, Rockingham County, VA, Spotsylvania County, VA, Stafford County, VA, Sussex County, VA

The radar

The Norfolk radar (KAKQ), 127 km from the middle of the area, began a volume at 22:02 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

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

IssuedProductOfficeCountiesLasted
Jun 15, 6:06 PM EDTSevere Thunderstorm WarningRNKCampbell, Halifax, Pittsylvania39 min
Jun 15, 7:19 PM EDTSevere Thunderstorm WarningRNKPittsylvania, City of Danville41 min
Jun 15, 8:54 PM EDTSevere Thunderstorm WarningAKQLouisa36 min
Jun 15, 9:58 PM EDTSevere Thunderstorm WarningAKQCaroline17 min
Jun 15, 10:18 PM EDTSevere Thunderstorm WarningAKQHanover, King William27 min
Jun 15, 10:29 PM EDTSevere Thunderstorm WarningAKQEssex, King and Queen, Middlesex, Westmoreland31 min
Jun 15, 10:29 PM EDTSevere Thunderstorm WarningAKQKing William31 min
Jun 15, 10:57 PM EDTSevere Thunderstorm WarningAKQMecklenburg48 min

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 10.0 hours before the alert went out and 105 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, 12:30 PM EDTSevere Thunderstorm WatchSPCAllegany, Garrett6 hr
Jun 15, 2:15 PM EDTSevere Thunderstorm WatchSPCBaltimore, Carroll, Frederick, Howard, Montgomery, Prince George's and 2 more6 hr
Jun 15, 7:45 PM EDTSevere Thunderstorm WatchSPCAnne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 13 more5 hr
Jun 15, 1:30 PM EDTSevere Thunderstorm WatchSPCAlleghany, Amherst, Augusta, Bath, Bedford, Bland and 40 more6 hr

Nearby

Severe Thunderstorm Watches in Virginia, 2000Severe Thunderstorm Watches in Maryland, 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.