Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 103, NWS Charleston, WV

August 10, 2021Gallia County, Lawrence County, Ohio; Cabell County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Aug 10, 2021, 4:07 PM EDT for Gallia County, Lawrence County, Ohio; Cabell County, West Virginia. It was in force for 38 min. 1 report 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
Aug 10, 2021, 4:07 PM EDT (20:07 UTC)
Expired
Aug 10, 2021, 4:45 PM EDT
In force
38 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Gallia County, OH, Lawrence County, OH, Cabell County, WV

The radar

The Charleston,WV radar (KRLX), 58 km from the middle of the area, began a volume at 20:08 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
Aug 10, 4:42 PM EDTTSTM WND DMG1 Nnw Gillette, OHONE TREE DOWN ALONG ROUTE 12.

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.1 hours before the alert went out and 161 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 2021-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1366 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, Cncnati-Daytn, OH at 12:00Z on 2021-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.193958Sfc1 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
1366 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
920 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted.

215 
WUUS51 KRLX 102007
SVRRLX
OHC053-087-WVC011-102045-
/O.NEW.KRLX.SV.W.0103.210810T2007Z-210810T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston WV
407 PM EDT Tue Aug 10 2021

The National Weather Service in Charleston West Virginia has issued a

* Severe Thunderstorm Warning for...
  South central Gallia County in southeastern Ohio...
  Southeastern Lawrence County in southeastern Ohio...
  Northwestern Cabell County in central West Virginia...

* Until 445 PM EDT.

* At 406 PM EDT, a severe thunderstorm was located near Chesapeake,
  moving east at 25 mph.

  HAZARD...60 mph wind gusts and half inch size hail.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Huntington, Chesapeake, Proctorville, Barboursville, Ona, Crown
  City, Athalia, Pea Ridge, Green Bottom and Scottown.

This includes Interstate 64 in West Virginia between mile markers 14
and 23.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3858 8258 3862 8217 3860 8218 3859 8219
      3859 8221 3856 8218 3837 8220 3846 8258
TIME...MOT...LOC 2006Z 274DEG 21KT 3851 8250 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

22
2 follow-up statements
545 
WWUS51 KRLX 102026
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
426 PM EDT Tue Aug 10 2021

OHC053-087-WVC011-102045-
/O.CON.KRLX.SV.W.0103.000000T0000Z-210810T2045Z/
Gallia OH-Lawrence OH-Cabell WV-
426 PM EDT Tue Aug 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR SOUTH CENTRAL GALLIA...SOUTHEASTERN LAWRENCE AND NORTHWESTERN
CABELL COUNTIES...

At 424 PM EDT, a severe thunderstorm was located near Proctorville,
moving east at 25 mph.

HAZARD...60 mph wind gusts and half inch size hail.

SOURCE...Radar indicated.

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

Locations impacted include...
Huntington, Chesapeake, Proctorville, Barboursville, Ona, Crown City,
Athalia, Pea Ridge, Green Bottom and Scottown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3862 8217 3860 8218 3859 8219 3859 8221
      3856 8218 3837 8220 3845 8249 3859 8249
TIME...MOT...LOC 2024Z 273DEG 19KT 3850 8239 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

22
439 
WWUS51 KRLX 102044
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
444 PM EDT Tue Aug 10 2021

OHC053-087-WVC011-102052-
/O.EXP.KRLX.SV.W.0103.000000T0000Z-210810T2045Z/
Gallia OH-Lawrence OH-Cabell WV-
444 PM EDT Tue Aug 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL GALLIA...
SOUTHEASTERN LAWRENCE AND NORTHWESTERN CABELL COUNTIES WILL EXPIRE AT
445 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.

LAT...LON 3862 8217 3860 8218 3859 8219 3859 8221
      3856 8218 3837 8220 3845 8249 3859 8249
TIME...MOT...LOC 2042Z 274DEG 19KT 3849 8232 

$$

22

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 2:31 PM EDTSpecial Weather StatementRLXWashington29 min
Aug 10, 4:54 PM EDTSevere Thunderstorm WarningRLXDoddridge, Harrison, Ritchie, Tyler51 min
Aug 10, 5:03 PM EDTSpecial Weather StatementRLXLincoln, Wayne42 min
Aug 10, 5:34 PM EDTSpecial Weather StatementRLXMingo41 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2021Severe 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.