Alert archive / West Virginia / Severe Thunderstorm Watches in 2002
Severe Thunderstorm Watch 174
The Storm Prediction Center issued this severe thunderstorm watch at Apr 28, 2002, 5:00 PM EDT for 4 states. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 28, 2002, 5:00 PM EDT (21:00 UTC)
- Expired
- Apr 28, 2002, 9:00 PM EDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
All 59 counties
Floyd County, KY, Harlan County, KY, Knott County, KY, Letcher County, KY, Martin County, KY, Pike County, KY, Allegany County, MD, Garrett County, MD, Bland County, VA, Buchanan County, VA, City of Norton, VA, Dickenson County, VA, Lee County, VA, Russell County, VA, Scott County, VA, Smyth County, VA, Tazewell County, VA, Washington County, VA, Wise County, VA, Barbour County, WV, Boone County, WV, Braxton County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Fayette County, WV, Gilmer County, WV, Grant County, WV, Greenbrier County, WV, Harrison County, WV, Kanawha County, WV, Lewis County, WV, Lincoln County, WV, Logan County, WV, Marion County, WV, McDowell County, WV, Mercer County, WV, Mineral County, WV, Mingo County, WV, Monongalia County, WV, Monroe County, WV, Nicholas County, WV, Pleasants County, WV, Pocahontas County, WV, Preston County, WV, Putnam County, WV, Raleigh County, WV, Randolph County, WV, Ritchie County, WV, Roane County, WV, Summers County, WV, Taylor County, WV, Tucker County, WV, Tyler County, WV, Upshur County, WV, Webster County, WV, Wetzel County, WV, Wirt County, WV, Wyoming County, WV
Warnings issued inside it
4 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 5:18 PM EDT | Severe Thunderstorm Warning | LWX | Grant, Hardy | 42 min |
| Apr 28, 5:32 PM EDT | Severe Thunderstorm Warning | JKL | Pike | 18 min |
| Apr 28, 6:05 PM EDT | Flash Flood Warning | JKL | Martin | 115 min |
| Apr 28, 7:26 PM EDT | Severe Thunderstorm Warning | RNK | Bland, Tazewell | 34 min |
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 9.0 hours before the alert went out and 200 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.
- Mixed-layer CAPE
- 17 J/kg
- Mixed-layer CIN
- -448 J/kg
- Mixed-layer LCL
- 642 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 370 m²/s²
- 0-3 km storm-relative helicity
- 435 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 11:00 PM EDT | Tornado Watch | SPC | Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 12 more | 5 hr |
| Apr 28, 1:00 AM EDT | Severe Thunderstorm Watch | SPC | Anderson, Boone, Carroll, Franklin, Gallatin, Henry and 7 more | 5 hr |
| Apr 28, 3:00 AM EDT | Tornado Watch | SPC | Ballard, Breckinridge, Butler, Caldwell, Calloway, Carlisle and 32 more | 5 hr |
| Apr 28, 6:15 AM EDT | Tornado Watch | SPC | Adair, Allen, Barren, Boyle, Breathitt, Casey and 26 more | 4 hr |
| Apr 28, 11:45 AM EDT | Tornado Watch | SPC | Boone, Bracken, Campbell, Carroll, Gallatin, Grant and 7 more | 5 hr |
| Apr 28, 12:30 PM EDT | Tornado Watch | SPC | Adair, Allen, Anderson, Barren, Bath, Bourbon and 76 more | 5 hr |
| Apr 28, 1:30 PM EDT | Tornado Watch | SPC | Harlan, Letcher, Martin, Pike | 4 hr |
| Apr 28, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | Floyd, Harlan, Knott, Letcher, Martin, Pike | 4 hr |
| Apr 28, 3:30 PM EDT | Tornado Watch | SPC | Baltimore, Carroll, Frederick, Harford, Howard, Montgomery and 3 more | 6 hr |
| Apr 28, 6:00 PM EDT | Tornado Watch | SPC | Calvert, Caroline, Cecil, Dorchester, Kent, Queen Anne's and 5 more | 4 hr |
| Apr 28, 2:15 PM EDT | Tornado Watch | SPC | City of Bristol | 5 hr |
| Apr 28, 6:45 PM EDT | Tornado Watch | SPC | City of Danville | 3 hr |
| Apr 28, 2:30 PM EDT | Tornado Watch | SPC | Marshall | 6 hr |
Nearby
Severe Thunderstorm Watches in West Virginia, 2002Severe Thunderstorm Watches in Virginia, 2002Severe Thunderstorm Watches in Kentucky, 2002Every severe thunderstorm watch in 2002
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.