Alert archive / West Virginia / Tornado Watches in 2008

Tornado Watch 450

June 4, 20084 counties in Kentucky; Gallia County, Lawrence County, Ohio; 23 counties in West Virginia

The Storm Prediction Center issued this tornado watch at Jun 4, 2008, 3:26 PM EDT for 4 counties in Kentucky; Gallia County, Lawrence County, Ohio; 23 counties in West Virginia. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
Jun 4, 2008, 3:26 PM EDT (19:26 UTC)
Expired
Jun 4, 2008, 7:42 PM EDT
In force
4 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 29 counties

Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, KY, Gallia County, OH, Lawrence County, OH, Boone County, WV, Braxton County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Fayette County, WV, Gilmer County, WV, Greenbrier County, WV, Jackson County, WV, Kanawha County, WV, Lewis County, WV, Lincoln County, WV, Logan County, WV, Mason County, WV, Nicholas County, WV, Pocahontas County, WV, Putnam County, WV, Raleigh County, WV, Randolph County, WV, Roane County, WV, Upshur County, WV, Wayne County, WV, Webster County, WV

The radar

The Charleston,WV radar (KRLX), 6 km from the middle of the area, began a volume at 19:27 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
60%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
90%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 4, 3:26 PM EDTSevere Thunderstorm WarningRLXCalhoun, Jackson, Kanawha, Mason, Putnam, Roane49 min
Jun 4, 3:34 PM EDTSevere Thunderstorm WarningRLXCabell, Kanawha, Lincoln, Putnam41 min
Jun 4, 3:40 PM EDTSevere Thunderstorm WarningRLXBoyd, Carter, Greenup, Lawrence50 min
Jun 4, 4:14 PM EDTSevere Thunderstorm WarningRLXBarbour, Braxton, Calhoun, Clay, Gilmer, Lewis and 6 more76 min
Jun 4, 4:29 PM EDTSevere Thunderstorm WarningRLXBoone, Cabell, Kanawha, Lincoln, Putnam, Wayne46 min
Jun 4, 4:46 PM EDTSevere Thunderstorm WarningRLXFayette, Nicholas, Pocahontas, Webster44 min
Jun 4, 5:31 PM EDTSevere Thunderstorm WarningRNKGreenbrier44 min
Jun 4, 5:40 PM EDTTornado WarningRNKGreenbrier35 min
Jun 4, 6:05 PM EDTSevere Thunderstorm WarningRNKGreenbrier36 min
Jun 4, 7:01 PM EDTSevere Thunderstorm WarningRLXBoyd, Greenup44 min
Jun 4, 7:07 PM EDTSevere Thunderstorm WarningRLXGallia, Jackson, Meigs38 min
Jun 4, 7:42 PM EDTSevere Thunderstorm WarningRLXBoyd, Greenup48 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.4 hours before the alert went out and 214 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, Cncnati-Daytn, OH at 12:00Z on 2008-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 565 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, Cncnati-Daytn, OH at 12:00Z on 2008-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 288 square meters per square second.19395878Sfc1 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
565 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
651 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
288 m²/s²
0-3 km storm-relative helicity
379 m²/s²
Significant tornado parameter
1.2
Supercell composite
7.8

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 3, 8:42 PM EDTTornado WatchSPCBoone, Campbell, Kenton6 hr
Jun 4, 12:34 AM EDTMesoscale DiscussionSPCCampbell86 min
Jun 4, 2:29 AM EDTMesoscale DiscussionSPCBallard, Crittenden, Livingston, McCracken, Union91 min
Jun 4, 3:00 AM EDTTornado WatchSPCBoone, Bracken, Campbell, Carroll, Gallatin, Grant and 6 more6 hr
Jun 4, 3:06 AM EDTTornado WatchSPCBallard, Caldwell, Crittenden, Daviess, Henderson, Hopkins and 5 more5 hr
Jun 4, 7:09 AM EDTMesoscale DiscussionSPCBoone, Bracken, Breckinridge, Bullitt, Campbell, Carroll and 28 more2 hr
Jun 4, 9:18 AM EDTTornado WatchSPCBath, Boone, Boyd, Bracken, Campbell, Carroll and 16 more7 hr
Jun 4, 12:25 PM EDTMesoscale DiscussionSPCAnderson, Bath, Boone, Bourbon, Boyd, Bracken and 50 more95 min
Jun 4, 2:39 PM EDTMesoscale DiscussionSPCAnderson, Bath, Boone, Bourbon, Boyd, Bracken and 40 more96 min
Jun 4, 4:36 PM EDTSevere Thunderstorm WatchSPCBoone, Campbell, Kenton4 hr
Jun 4, 7:34 PM EDTTornado WatchSPCBoyd, Carter, Greenup, Lawrence5 hr
Jun 3, 10:47 PM EDTMesoscale DiscussionSPCAthens, Brown, Butler, Clermont, Clinton, Fayette and 16 more88 min
Jun 4, 7:13 PM EDTMesoscale DiscussionSPCAdams, Athens, Brown, Butler, Clark, Clermont and 23 more62 min
Jun 4, 12:18 AM EDTMesoscale DiscussionSPCAlbemarle, Amherst, Arlington, Augusta, Bath, Buckingham and 53 more87 min
Jun 4, 2:26 AM EDTTornado WatchSPCAlbemarle, Alleghany, Amelia, Amherst, Appomattox, Augusta and 60 more6 hr
Jun 4, 7:23 AM EDTMesoscale DiscussionSPCAlbemarle, Augusta, Bath, Caroline, Charles City, Chesterfield and 40 more97 min
Jun 4, 11:51 AM EDTMesoscale DiscussionSPCArlington, Augusta, Clarke, Culpeper, Fairfax, Fauquier and 25 more84 min
Jun 4, 12:49 PM EDTTornado WatchSPCAlbemarle, Alleghany, Amherst, Arlington, Augusta, Bath and 50 more7 hr
Jun 4, 2:01 PM EDTMesoscale DiscussionSPCArlington, Caroline, Culpeper, Fairfax, Fauquier, King George and 14 more59 min
Jun 4, 4:04 PM EDTMesoscale DiscussionSPCAlbemarle, Alleghany, Arlington, Augusta, Bath, Caroline and 38 more116 min

Nearby

Tornado Watches in West Virginia, 2008Tornado Watches in Kentucky, 2008Tornado Watches in Ohio, 2008Every tornado watch in 2008

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.