Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 123, NWS Charleston, WV

October 21, 2021Gallia County, Lawrence County, Ohio; Cabell County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Oct 21, 2021, 3:23 PM EDT for Gallia County, Lawrence County, Ohio; Cabell County, West Virginia. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 21, 2021, 3:23 PM EDT (19:23 UTC)
Expired
Oct 21, 2021, 4:00 PM EDT
In force
37 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 19:24 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.4 hours before the alert went out and 162 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 2021-10-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2021-10-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
843 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

118 
WUUS51 KRLX 211923
SVRRLX
OHC053-087-WVC011-212000-
/O.NEW.KRLX.SV.W.0123.211021T1923Z-211021T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston WV
323 PM EDT Thu Oct 21 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...
  Northern Cabell County in central West Virginia...

* Until 400 PM EDT.

* At 323 PM EDT, a severe thunderstorm was located near Chesapeake,
  moving northeast at 45 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Huntington, Chesapeake, Proctorville, Ceredo, South Point,
  Burlington, Crown City, Athalia, Green Bottom and Scottown.

This includes Interstate 64 in West Virginia between mile markers 6
and 7.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3871 8229 3860 8219 3859 8221 3852 8212
      3849 8209 3839 8248 3841 8250 3840 8255
      3846 8260
TIME...MOT...LOC 1923Z 236DEG 38KT 3847 8249 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

14
2 follow-up statements
821 
WWUS51 KRLX 211939
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
339 PM EDT Thu Oct 21 2021

OHC053-087-WVC011-212000-
/O.CON.KRLX.SV.W.0123.000000T0000Z-211021T2000Z/
Gallia OH-Lawrence OH-Cabell WV-
339 PM EDT Thu Oct 21 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR SOUTH CENTRAL GALLIA...SOUTHEASTERN LAWRENCE AND NORTHEASTERN
CABELL COUNTIES...

At 338 PM EDT, a severe thunderstorm was located 9 miles northeast of
Proctorville, moving northeast at 45 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Crown City, Athalia, Green Bottom and Scottown. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3871 8229 3860 8219 3859 8221 3852 8212
      3849 8209 3848 8239 3850 8240 3851 8242
      3854 8247
TIME...MOT...LOC 1938Z 236DEG 38KT 3856 8231 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

14
172 
WWUS51 KRLX 211950
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
350 PM EDT Thu Oct 21 2021

OHC053-087-WVC011-212000-
/O.EXP.KRLX.SV.W.0123.000000T0000Z-211021T2000Z/
Gallia OH-Lawrence OH-Cabell WV-
350 PM EDT Thu Oct 21 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL GALLIA...
SOUTHEASTERN LAWRENCE AND NORTHEASTERN CABELL COUNTIES WILL EXPIRE AT
400 PM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.  However gusty winds are still possible with
this thunderstorm.

LAT...LON 3871 8229 3860 8219 3859 8221 3852 8212
      3849 8209 3848 8239 3850 8240 3851 8242
      3854 8247
TIME...MOT...LOC 1950Z 236DEG 38KT 3862 8220 

$$

14

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 21, 3:34 PM EDTSpecial Weather StatementRLXJackson26 min
Oct 21, 4:00 PM EDTSpecial Weather StatementRLXWood30 min
Oct 21, 4:54 PM EDTSpecial Weather StatementRLXLincoln36 min
Oct 21, 7:00 PM EDTSpecial Weather StatementRLXWood30 min
Oct 21, 7:04 PM EDTSpecial Weather StatementRLXPleasants41 min
Oct 21, 7:31 PM EDTSpecial Weather StatementRLXRitchie29 min
Oct 21, 7:32 PM EDTSpecial Weather StatementRLXTyler28 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.