Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 24, NWS Cleveland, OH

March 30, 2012Ashland County, Morrow County, Richland County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Mar 30, 2012, 6:27 PM EDT for Ashland County, Morrow County, Richland County, Ohio. It was in force for 48 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
Mar 30, 2012, 6:27 PM EDT (22:27 UTC)
Expired
Mar 30, 2012, 7:15 PM EDT
In force
48 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

Counties Ashland County, OH, Morrow County, OH, Richland County, OH

The radar

The Cleveland radar (KCLE), 100 km from the middle of the area, began a volume at 22:30 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 30, 6:38 PM EDTHAIL 15 S Mansfield, OH

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 30, 3:24 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.5 hours before the alert went out and 175 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 2012-03-30Temperature 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 2012-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 249 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
825 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
249 m²/s²
0-3 km storm-relative helicity
364 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.

751 
WUUS51 KCLE 302227
SVRCLE
OHC005-117-139-302315-
/O.NEW.KCLE.SV.W.0024.120330T2227Z-120330T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
627 PM EDT FRI MAR 30 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN ASHLAND COUNTY IN NORTH CENTRAL OHIO
  NORTHEASTERN MORROW COUNTY IN NORTH CENTRAL OHIO
  SOUTHERN RICHLAND COUNTY IN NORTH CENTRAL OHIO

* UNTIL 715 PM EDT

* AT 626 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES WEST OF LEXINGTON...AND
  MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MANSFIELD...
  BELLVILLE...
  LOUDONVILLE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM
WINDOWS.

&&

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

LAT...LON 4056 8279 4071 8278 4071 8273 4079 8273
      4077 8212 4067 8212 4067 8222 4057 8222
      4055 8237 4055 8251
TIME...MOT...LOC 2228Z 271DEG 48KT 4065 8265

$$

LAPLANTE
3 follow-up statements
314 
WWUS51 KCLE 302240
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
640 PM EDT FRI MAR 30 2012

OHC005-117-139-302315-
/O.CON.KCLE.SV.W.0024.000000T0000Z-120330T2315Z/
ASHLAND OH-MORROW OH-RICHLAND OH-
640 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR SOUTHERN RICHLAND...NORTHEASTERN MORROW AND SOUTHERN ASHLAND
COUNTIES...

AT 634 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED 8 MILES SOUTH OF 
MANSFIELD...MOVING EAST AT 50 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
PERRYSVILLE AND LOUDONVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
FRIDAY EVENING FOR NORTHWESTERN OHIO.

&&

LAT...LON 4061 8274 4071 8273 4077 8266 4077 8212
      4067 8212 4067 8222 4057 8222 4055 8237
      4055 8251
TIME...MOT...LOC 2240Z 269DEG 43KT 4065 8246

$$

WILLARD
963 
WWUS51 KCLE 302304
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
704 PM EDT FRI MAR 30 2012

OHC005-117-139-302315-
/O.CON.KCLE.SV.W.0024.000000T0000Z-120330T2315Z/
ASHLAND OH-MORROW OH-RICHLAND OH-
704 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR SOUTHERN RICHLAND...NORTHEASTERN MORROW AND SOUTHERN ASHLAND
COUNTIES...

AT 656 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 
NEAR LOUDONVILLE....MOVING EAST AT 45 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE....

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
FRIDAY EVENING FOR NORTHWESTERN OHIO.

LAT...LON 4061 8274 4071 8273 4077 8266 4077 8212
      4067 8212 4067 8222 4057 8222 4055 8237
      4055 8251
TIME...MOT...LOC 2304Z 273DEG 39KT 4063 8214

$$

WILLARD
677 
WWUS51 KCLE 302313
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
713 PM EDT FRI MAR 30 2012

OHC005-117-139-302323-
/O.EXP.KCLE.SV.W.0024.000000T0000Z-120330T2315Z/
ASHLAND OH-MORROW OH-RICHLAND OH-
713 PM EDT FRI MAR 30 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN RICHLAND...
NORTHEASTERN MORROW AND SOUTHERN ASHLAND COUNTIES EXPIRES AT 715 PM
EDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
FRIDAY EVENING FOR NORTHWESTERN OHIO.

LAT...LON 4061 8274 4071 8273 4077 8266 4077 8212
      4067 8212 4067 8222 4057 8222 4055 8237
      4055 8251
TIME...MOT...LOC 2313Z 273DEG 39KT 4062 8201

$$

WILLARD

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 10:07 AM EDTSmall Craft AdvisoryCLE29 hr
Mar 30, 7:06 PM EDTSevere Thunderstorm WarningCLEKnox24 min
Mar 30, 7:27 PM EDTTornado WarningCLEKnox38 min

Nearby

Severe Thunderstorm Warnings in Ohio, 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.