Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 8, NWS Charleston, WV

March 2, 2012Mason County, West Virginia; 6 counties in Ohio

NWS Charleston, WV issued this severe thunderstorm warning at Mar 2, 2012, 6:10 PM EST for Mason County, West Virginia; 6 counties in Ohio. It was in force for 35 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
Mar 2, 2012, 6:10 PM EST (23:10 UTC)
Expired
Mar 2, 2012, 6:45 PM EST
In force
35 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon

Counties Athens County, OH, Gallia County, OH, Jackson County, OH, Lawrence County, OH, Meigs County, OH, Vinton County, OH, Mason County, WV

The radar

The Charleston,WV radar (KRLX), 100 km from the middle of the area, began a volume at 23:13 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
Mar 2, 6:20 PM ESTTSTM WND DMGMcarthur, OHSEVERAL TREES DOWN OUTSIDE OF MCARTHUR. TIMED FROM RADAR
Mar 2, 6:30 PM ESTTSTM WND DMGGallipolis, OHLARGE BRANCHES BROKEN.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 2, 4:19 PM ESTTornado Watch PDSSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.2 hours before the alert went out and 119 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 2012-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 217 square meters per square second.1939587897117136Sfc1 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
1876 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
217 m²/s²
0-3 km storm-relative helicity
254 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.

688 
WUUS51 KRLX 022310
SVRRLX
OHC009-053-079-087-105-163-WVC053-022345-
/O.NEW.KRLX.SV.W.0008.120302T2310Z-120302T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
610 PM EST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN MASON COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITIES OF...POMEROY...POINT PLEASANT...
  SOUTHWESTERN ATHENS COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITY OF ALBANY...
  GALLIA COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITIES OF...RIO GRANDE...GALLIPOLIS...
  JACKSON COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITIES OF...WELLSTON...OAK HILL...JACKSON...
  NORTHERN LAWRENCE COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITY OF LAKE VESUVIUS...
  WESTERN MEIGS COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITY OF RUTLAND...
  SOUTHERN VINTON COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITY OF MCARTHUR...

* UNTIL 645 PM EST

* AT 608 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM WELLSTON TO 8 MILES WEST OF OAK HILL TO 12 MILES NORTHWEST OF
  LAKE VESUVIUS...OR ALONG A LINE EXTENDING FROM WELLSTON TO 8 MILES
  WEST OF OAK HILL TO WHEELERSBURG...AND MOVING EAST AT 70 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  MASON.

.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3924 8271 3931 8194 3865 8205 3859 8276
      3868 8277 3868 8272 3875 8270 3876 8267
      3884 8266 3885 8276 3894 8276 3895 8281
TIME...MOT...LOC 2310Z 273DEG 60KT 3918 8255 3886 8266
          3873 8275

30
$$
1 follow-up statement
004 
WWUS51 KRLX 022324
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
624 PM EST FRI MAR 2 2012

OHC009-022334-
/O.CAN.KRLX.SV.W.0008.000000T0000Z-120302T2345Z/
ATHENS OH-
624 PM EST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ATHENS COUNTY IS
CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST SATURDAY MORNING
FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL VIRGINIA AND
CENTRAL WEST VIRGINIA.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3918 8198 3865 8205 3859 8276 3868 8277
      3868 8272 3875 8270 3876 8267 3884 8266
      3892 8276 3894 8276 3895 8279
TIME...MOT...LOC 2324Z 273DEG 60KT 3916 8225 3884 8236
          3871 8245

$$

OHC053-079-087-105-163-WVC053-022345-
/O.CON.KRLX.SV.W.0008.000000T0000Z-120302T2345Z/
GALLIA OH-JACKSON OH-LAWRENCE OH-MEIGS OH-VINTON OH-MASON WV-
624 PM EST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EST
FOR SOUTHEASTERN VINTON...WESTERN MEIGS...NORTHERN LAWRENCE...
SOUTHERN JACKSON AND GALLIA COUNTIES IN SOUTHEAST OHIO...AND WESTERN
MASON COUNTY IN WEST VIRGINIA...

AT 619 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES NORTH OF WILKESVILLE TO CENTERPOINT TO
WATERLOO...OR ALONG A LINE EXTENDING FROM 9 MILES SOUTHEAST OF
MCARTHUR TO RIO GRANDE TO 8 MILES NORTHEAST OF LAKE VESUVIUS...MOVING
EAST AT 70 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
DEXTER...HARRISONVILLE...RUTLAND...KYGER...GALLIPOLIS...GALLOPOLIS
FERRY...CHESHIRE...DARWIN...POINT PLEASANT...HENDERSON...LAKIN...
MIDDLEPORT...POMEROY AND MASON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST SATURDAY MORNING
FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL VIRGINIA AND
CENTRAL WEST VIRGINIA.

&&

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3918 8198 3865 8205 3859 8276 3868 8277
      3868 8272 3875 8270 3876 8267 3884 8266
      3892 8276 3894 8276 3895 8279
TIME...MOT...LOC 2324Z 273DEG 60KT 3916 8225 3884 8236
          3871 8245

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 9:20 AM ESTSpecial Weather StatementRLXLincoln, Logan, Mingo, Wayne55 min
Mar 2, 9:39 AM ESTFlash Flood WatchRLXBarbour, Boone, Braxton, Cabell, Calhoun, Clay and 22 more15 hr
Mar 2, 10:11 AM ESTSpecial Weather StatementRLXLincoln, Logan, Mingo, Wayne64 min
Mar 2, 10:29 AM ESTSevere Thunderstorm WarningRLXBoone, Fayette, Kanawha, Logan, Raleigh, Wyoming46 min
Mar 2, 5:52 PM ESTTornado WarningRLXWayne38 min
Mar 2, 6:23 PM ESTTornado WarningRLXCabell37 min
Mar 2, 6:27 PM ESTTornado WarningRLXCabell, Lincoln, Wayne48 min
Mar 2, 6:29 PM ESTTornado WarningRLXWayne46 min
Mar 2, 6:38 PM ESTSevere Thunderstorm WarningRLXJackson, Kanawha, Mason, Putnam, Roane, Wirt and 1 more52 min
Mar 2, 6:58 PM ESTTornado WarningRLXBoone, Kanawha, Lincoln47 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2012Severe Thunderstorm Warnings in West Virginia, 2012Every severe thunderstorm warning in 2012

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.