Alert archive / West Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 91, NWS Charleston, WV

July 7, 2021Braxton County, Gilmer County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Jul 7, 2021, 5:03 PM EDT for Braxton County, Gilmer County, West Virginia. It was in force for 27 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 7, 2021, 5:03 PM EDT (21:03 UTC)
Expired
Jul 7, 2021, 5:30 PM EDT
In force
27 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Braxton County, WV, Gilmer County, WV

The radar

The Charleston,WV radar (KRLX), 100 km from the middle of the area, began a volume at 21:05 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 was reported inside it

TimeReportWhereRemark
Jul 7, 5:15 PM EDTTSTM WND DMGGlenville, WVTREES DOWN.
Jul 7, 5:15 PM EDTTSTM WND DMGGlenville, WVTREES DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 9.1 hours before the alert went out and 185 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, Pittsburgh, PA at 12:00Z on 2021-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 505 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2021-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.1939Sfc1 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
505 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1230 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

762 
WUUS51 KRLX 072103
SVRRLX
WVC007-021-072130-
/O.NEW.KRLX.SV.W.0091.210707T2103Z-210707T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston WV
503 PM EDT Wed Jul 7 2021

The National Weather Service in Charleston West Virginia has issued a

* Severe Thunderstorm Warning for...
  Central Gilmer County in north central West Virginia...
  Northeastern Braxton County in north central West Virginia...

* Until 530 PM EDT.

* At 503 PM EDT, a severe thunderstorm was located near Cedar Creek
  State Park, or near Glenville, moving northeast at 20 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Glenville, Cedar Creek State Park, Burnsville, Sand Fork, Baldwin,
  Stouts Mills, Cedarville and Linn.

This includes Interstate 79 between mile markers 74 and 82.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

Please report severe weather to the National Weather Service by
calling toll free, 800 401 9535, when you can do so safely.

You may also report severe weather by posting your report to the
Charleston West Virginia National Weather Service Facebook Page, or
by using the Twitter Hashtag, NWSRLX.

&&

LAT...LON 3873 8085 3887 8092 3903 8074 3882 8055
TIME...MOT...LOC 2103Z 238DEG 18KT 3885 8081 

HAIL...0.75IN
WIND...60MPH
 
$$

ABE
2 follow-up statements
154 
WWUS51 KRLX 072119
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
519 PM EDT Wed Jul 7 2021

WVC007-021-072130-
/O.CON.KRLX.SV.W.0091.000000T0000Z-210707T2130Z/
Gilmer WV-Braxton WV-
519 PM EDT Wed Jul 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR CENTRAL GILMER AND NORTHEASTERN BRAXTON COUNTIES...

At 519 PM EDT, a severe thunderstorm was located near Glenville,
moving northeast at 20 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Glenville, Cedar Creek State Park, Burnsville, Sand Fork, Baldwin,
Stouts Mills, Cedarville and Linn.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3873 8085 3887 8092 3903 8074 3882 8055
TIME...MOT...LOC 2119Z 238DEG 18KT 3889 8072 

HAIL...0.75IN
WIND...60MPH
 
$$

ABE
771 
WWUS51 KRLX 072129
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
529 PM EDT Wed Jul 7 2021

WVC007-021-072139-
/O.EXP.KRLX.SV.W.0091.000000T0000Z-210707T2130Z/
Gilmer WV-Braxton WV-
529 PM EDT Wed Jul 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL GILMER AND
NORTHEASTERN BRAXTON COUNTIES WILL EXPIRE AT 530 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still occurring with this thunderstorm.

LAT...LON 3873 8085 3887 8092 3903 8074 3882 8055
TIME...MOT...LOC 2129Z 238DEG 18KT 3890 8069 

$$

ABE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 2:02 PM EDTSpecial Weather StatementRLXPocahontas28 min
Jul 7, 3:32 PM EDTSpecial Weather StatementRLXTucker43 min
Jul 7, 3:43 PM EDTFlash Flood WarningRLXRandolph2 hr
Jul 7, 4:07 PM EDTSpecial Weather StatementRLXFayette23 min
Jul 7, 4:24 PM EDTFlash Flood WarningRLXFayette73 min
Jul 7, 5:24 PM EDTSpecial Weather StatementRLXLewis51 min
Jul 7, 5:35 PM EDTSevere Thunderstorm WarningRLXDoddridge, Harrison, Lewis40 min
Jul 7, 6:17 PM EDTSpecial Weather StatementRLXHarrison, Taylor43 min
Jul 7, 6:23 PM EDTSpecial Weather StatementRLXCabell52 min
Jul 7, 6:57 PM EDTSpecial Weather StatementRLXPutnam33 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.