Alert archive / West Virginia / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 9, NWS Charleston, WV

April 10, 2001Braxton County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Apr 10, 2001, 8:34 AM EDT for Braxton County, West Virginia. It was in force for 26 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 10, 2001, 8:34 AM EDT (12:34 UTC)
Expired: Apr 10, 2001, 9:00 AM EDT
In force: 26 min
Issued by: NWS Charleston, WV
Area: Whole counties

County Braxton County, WV

What was reported inside it

Time	Report	Where	Remark
Apr 10, 8:50 AM EDT	Hail 0.75	Burnsville, WV

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, 0.6 hours before the alert went out and 197 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 901 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 201 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KRLX 101234
SVRCRW
WVC007-101300-
/NEW.KRLX.SV.W.0027.101234-101300/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
834 AM EDT TUE APR 10 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BRAXTON COUNTY IN WEST VIRGINIA...

* UNTIL 900 AM EDT...

* AT 832 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM 9 MILES NORTHWEST OF FLATWOODS...MOVING SOUTHEAST AT
  35 MPH.

.

<<CALL TO ACTION>>IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE
A STURDY SHELTER AWAY FROM CREEK BEDS AND OTHER FLOOD PRONE AREAS.
REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...
DAMAGING WINDS IN EXCESS OF 55 MPH...DEADLY LIGHTNING...AND VERY
HEAVY RAIN.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772.

$$

LAT...LON 3889 8068 3878 8087 3862 8056 3872 8046
          3877 8045 3882 8049

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Charleston, WV wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 10, 4:00 AM EDT, 4 hours 34 minutes earlier.

Area forecast discussion, Apr 10, 4:00 AM EDT, 4 hours 34 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHARLESTON WV
400 AM EDT TUE APR 10 2001

SHOWERS AND THUNDERSTORMS WILL CONTINUE TO FIRE NEAR THE FRONT. THIS
WILL ALLOW GREATEST CHANCES ACROSS THE NORTHERN COUNTIES. AM A BIT
CONCERNED WITH THE POSSIBILITY OF TRAINING. WILL NOT PUT UP A WATCH
YET...BUT WILL MENTION HEAVY PRECIPITATION POSSIBLE IN FORECAST.

.RLX...
WV...NONE.
VA...NONE.
KY...NONE.
OH...NONE.

.END/RPY

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 9, 8:29 PM EDT	Severe Thunderstorm Warning	RLX	Harrison	46 min
Apr 10, 3:51 PM EDT	Severe Thunderstorm Warning	RLX	Wyoming	24 min
Apr 10, 4:25 PM EDT	Severe Thunderstorm Warning	RLX	Wyoming	35 min
Apr 10, 4:45 PM EDT	Severe Thunderstorm Warning	RLX	Mingo	45 min
Apr 10, 5:26 PM EDT	Severe Thunderstorm Warning	RLX	Mingo	34 min
Apr 10, 5:41 PM EDT	Severe Thunderstorm Warning	RLX	Wood	34 min
Apr 10, 6:30 PM EDT	Severe Thunderstorm Warning	RLX	McDowell, Mingo, Wyoming	45 min
Apr 10, 6:33 PM EDT	Severe Thunderstorm Warning	RLX	Fayette, Nicholas	57 min
Apr 10, 7:08 PM EDT	Flash Flood Warning	RLX	Mingo	3 hr
Apr 10, 7:24 PM EDT	Severe Thunderstorm Warning	RLX	Lewis, Upshur	36 min
Apr 10, 7:49 PM EDT	Severe Thunderstorm Warning	RLX	Randolph	41 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2001 Every severe thunderstorm warning in 2001

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.