Alert archive / West Virginia / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 4, NWS Charleston, WV
NWS Charleston, WV issued this severe thunderstorm warning at Apr 17, 2000, 12:58 PM EDT for Calhoun County, Roane County, West Virginia. It was in force for 17 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 17, 2000, 12:58 PM EDT (16:58 UTC)
- Expired
- Apr 17, 2000, 1:15 PM EDT
- In force
- 17 min
- Issued by
- NWS Charleston, WV
- Area
- Whole counties
Counties Calhoun County, WV, Roane County, WV
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 17, 1:12 PM EDT | Thunderstorm Wind | Chloe, WV | Large tree branches were broken off by the wind. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 5.0 hours before the alert went out and 206 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
- 23 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 805 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
944 WUUS51 KRLX 171700 SVRCRW WVC013-087-171715- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHARLESTON WV 1258 PM EDT MON APR 17 2000 THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN CALHOUN COUNTY IN WEST VIRGINIA... EXTREME EAST CENTRAL ROANE COUNTY IN WEST VIRGINIA... * UNTIL 115 PM EDT... * AT 1258 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM OVER EXTREME SOUTHEASTERN ROANE COUNTY...OR ABOUT 12 MILES NORTHWEST OF CLAY...MOVING NORTHEAST AT 30 MPH. LARGE HAIL AND STRONG DAMAGING WINDS CAN BE EXPECTED WITH THIS STORM. PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772. NNNN
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 8:22 PM EDT | Flash Flood Warning | RLX | Webster | 118 min |
| Apr 17, 12:11 PM EDT | Severe Thunderstorm Warning | RLX | Jackson | 19 min |
| Apr 17, 12:48 PM EDT | Severe Thunderstorm Warning | RLX | Wood | 27 min |
| Apr 17, 1:37 PM EDT | Flash Flood Warning | RLX | Fayette | 3 hr |
| Apr 17, 2:07 PM EDT | Severe Thunderstorm Warning | RLX | Lewis | 23 min |
| Apr 17, 3:11 PM EDT | Severe Thunderstorm Warning | RLX | Mingo | 19 min |
| Apr 17, 3:17 PM EDT | Severe Thunderstorm Warning | RLX | Barbour | 13 min |
Nearby
Severe Thunderstorm Warnings in West Virginia, 2000Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.