Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 9, NWS Wilmington, OH

March 2, 2012Adams County, Scioto County, Ohio; Lewis County, Mason County, Kentucky

NWS Wilmington, OH issued this severe thunderstorm warning at Mar 2, 2012, 5:23 PM EST for Adams County, Scioto County, Ohio; Lewis County, Mason County, Kentucky. It was in force for 37 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, 5:23 PM EST (22:23 UTC)
Expired
Mar 2, 2012, 6:00 PM EST
In force
37 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon

Counties Lewis County, KY, Mason County, KY, Adams County, OH, Scioto County, OH

The radar

The Cincinnati radar (KILN), 96 km from the middle of the area, began a volume at 22:23 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, 5:30 PM ESTTSTM WND DMGManchester, OHROOF TORN OFF HOUSE. TIME ESTIMATED FROM RADAR.
Mar 2, 5:39 PM ESTTORNADO7 Ene West Union, OHTWO HOUSES/ONE BARN DESTROYED

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, 1:02 PM ESTTornado Watch PDSSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.4 hours before the alert went out and 97 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°0°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.

737 
WUUS51 KILN 022223
SVRILN
KYC135-161-OHC001-145-022300-
/O.NEW.KILN.SV.W.0009.120302T2223Z-120302T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
523 PM EST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN LEWIS COUNTY IN NORTHEAST KENTUCKY...
  SOUTHEASTERN MASON COUNTY IN NORTHERN KENTUCKY...
  SOUTHERN ADAMS COUNTY IN SOUTHWEST OHIO...
  SOUTHWESTERN SCIOTO COUNTY IN SOUTHWEST OHIO...

* UNTIL 600 PM EST.

* AT 519 PM EST...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING QUARTER SIZE HAIL AND WINDS TO 60 MPH. THIS STORM WAS
  LOCATED 6 MILES SOUTH OF HELENA...MOVING NORTHEAST AT 65 MPH.

* LOCATIONS IMPACTED INCLUDE...
  TOLLESBORO...
  MANCHESTER...
  VANCEBURG...

IN ADDITION...SOMO...ORANGEBURG...EPWORTH...RECTORVILLE...
PETERSVILLE...TRINITY...STRICKLETT AND HERRON HILL ARE NEAR THE PATH
OF THIS SEVERE THUNDERSTORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. IF YOU ARE NEAR THE PATH
OF THIS STORM...YOU SHOULD BE ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO ACT QUICKLY.

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST FRIDAY EVENING FOR
SOUTHEASTERN INDIANA AND NORTHEASTERN KENTUCKY AND SOUTHWESTERN OHIO.

&&

LAT...LON 3843 8359 3848 8359 3852 8364 3846 8384
      3865 8374 3864 8371 3867 8371 3882 8342
      3883 8326 3872 8307 3856 8316 3840 8352
TIME...MOT...LOC 2223Z 227DEG 64KT 3846 8367

$$

HATZOS

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 2, 4:08 AM ESTWind AdvisoryILNAuglaize, Butler, Champaign, Clark, Clinton, Darke and 19 more24 hr
Mar 2, 8:37 AM ESTSpecial Weather StatementILNMercer38 min
Mar 2, 9:44 AM ESTSpecial Weather StatementILNShelby61 min
Mar 2, 10:40 AM ESTSpecial Weather StatementILNMarion35 min
Mar 2, 3:15 PM ESTSpecial Weather StatementILNDarke45 min
Mar 2, 3:20 PM ESTSevere Thunderstorm WarningILNDarke, Preble40 min
Mar 2, 3:39 PM ESTTornado WarningILNDarke, Preble36 min
Mar 2, 4:09 PM ESTTornado WarningILNDarke, Miami, Montgomery, Preble21 min
Mar 2, 4:10 PM ESTSevere Thunderstorm WarningILNDarke, Miami, Shelby30 min
Mar 2, 4:11 PM ESTTornado WarningILNHamilton20 min
Mar 2, 4:18 PM ESTTornado WarningILNClermont27 min
Mar 2, 4:33 PM ESTSpecial Weather StatementILNChampaign, Clark, Logan, Miami, Shelby42 min
Mar 2, 4:44 PM ESTTornado WarningILNBrown, Clermont46 min
Mar 2, 5:08 PM ESTTornado WarningILNAdams, Brown37 min
Mar 2, 5:15 PM ESTTornado WarningILNAdams, Highland, Pike30 min
Mar 2, 5:32 PM ESTTornado WarningILNAdams, Pike, Scioto43 min
Mar 2, 5:40 PM ESTTornado WarningILNAdams, Brown35 min
Mar 2, 5:41 PM ESTTornado WarningILNAdams, Pike, Scioto30 min
Mar 2, 5:45 PM ESTTornado WarningILNAdams, Scioto45 min
Mar 2, 6:09 PM ESTTornado WarningILNScioto21 min
Mar 2, 9:11 AM ESTSpecial Weather StatementILNBoone, Carroll, Gallatin, Grant, Owen, Pendleton64 min
Mar 2, 10:11 AM ESTSpecial Weather StatementILNBoone, Carroll, Gallatin, Grant34 min
Mar 2, 3:22 PM ESTTornado Warning EmergencyILNCarroll, Gallatin38 min
Mar 2, 3:50 PM ESTTornado Warning EmergencyILNBoone, Carroll, Gallatin, Grant, Owen40 min
Mar 2, 4:03 PM ESTTornado Warning EmergencyILNBoone, Gallatin, Kenton27 min
Mar 2, 4:30 PM ESTTornado WarningILNBracken, Grant, Owen, Pendleton45 min
Mar 2, 4:40 PM ESTSevere Thunderstorm WarningILNCarroll, Gallatin, Grant, Owen, Pendleton40 min
Mar 2, 5:11 PM ESTSevere Thunderstorm WarningILNBracken, Mason, Pendleton, Robertson34 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2012Severe Thunderstorm Warnings in Kentucky, 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.