Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 13, NWS Cleveland, OH

March 15, 2012Lorain County, Medina County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Mar 15, 2012, 5:02 AM EDT for Lorain County, Medina County, Ohio. It was in force for 73 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 15, 2012, 5:02 AM EDT (09:02 UTC)
Expired
Mar 15, 2012, 6:15 AM EDT
In force
73 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

Counties Lorain County, OH, Medina County, OH

The radar

The Cleveland radar (KCLE), 23 km from the middle of the area, began a volume at 09:04 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 15, 5:04 AM EDTHAIL 15 S Wellington, OH

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

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 9.0 hours before the alert went out and 190 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, Pittsburgh, PA at 00:00Z on 2012-03-15Temperature 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, Pittsburgh, PA at 00:00Z on 2012-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 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
2435 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
87 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.

923 
WUUS51 KCLE 150902
SVRCLE
OHC093-103-151015-
/O.NEW.KCLE.SV.W.0013.120315T0902Z-120315T1015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
502 AM EDT THU MAR 15 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LORAIN COUNTY IN NORTH CENTRAL OHIO
  MEDINA COUNTY IN NORTHEAST OHIO

* UNTIL 615 AM EDT

* AT 500 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 6 MILES SOUTHEAST OF WELLINGTON...AND MOVING EAST
  AT 20 MPH. ADDITIONAL SEVERE THUNDERSTORMS OVER ERIE COUNTY MAY    
  MOVE INTO NORTHERN LORAIN COUNTY.

* LOCATIONS IMPACTED INCLUDE...
  ELYRIA...
  LITCHFIELD...
  MEDINA...
  LODI...
  GRAFTON...
  NORTH RIDGEVILLE...
  AVON LAKE...

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 4099 8217 4106 8218 4106 8233 4143 8235
      4143 8226 4148 8219 4151 8206 4151 8197
      4136 8197 4135 8188 4128 8188 4127 8168
      4099 8168
TIME...MOT...LOC 0901Z 263DEG 16KT 4110 8215

$$

MULLEN
2 follow-up statements
741 
WWUS51 KCLE 150956
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
556 AM EDT THU MAR 15 2012

OHC093-151006-
/O.CAN.KCLE.SV.W.0013.000000T0000Z-120315T1015Z/
LORAIN OH-
556 AM EDT THU MAR 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LORAIN COUNTY IS
CANCELLED...

LAT...LON 4107 8217 4114 8216 4114 8207 4120 8207
      4120 8198 4124 8198 4128 8195 4127 8168
      4099 8169 4099 8217
TIME...MOT...LOC 0956Z 259DEG 22KT 4108 8205

$$

OHC103-151015-
/O.CON.KCLE.SV.W.0013.000000T0000Z-120315T1015Z/
MEDINA OH-
556 AM EDT THU MAR 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM EDT
FOR MEDINA COUNTY...

AT 552 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL. THIS STORM WAS LOCATED NEAR SPENCER...OR 12 MILES WEST OF
MEDINA...MOVING EAST AT 25 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
BRIARWOOD BEACH...WESTFIELD CENTER...CHIPPEWA-ON-THE-LAKE...MEDINA...
GLORIA GLENS PARK AND SEVILLE.

LAT...LON 4107 8217 4114 8216 4114 8207 4120 8207
      4120 8198 4124 8198 4128 8195 4127 8168
      4099 8169 4099 8217
TIME...MOT...LOC 0956Z 259DEG 22KT 4108 8205

$$

MULLEN
852 
WWUS51 KCLE 151015
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
615 AM EDT THU MAR 15 2012

OHC103-151024-
/O.EXP.KCLE.SV.W.0013.000000T0000Z-120315T1015Z/
MEDINA OH-
615 AM EDT THU MAR 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR MEDINA COUNTY EXPIRES AT 615
AM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER
APPEARED TO BE SEVERE.

LAT...LON 4107 8217 4114 8216 4114 8207 4120 8207
      4120 8198 4124 8198 4128 8195 4127 8168
      4099 8169 4099 8217
TIME...MOT...LOC 1014Z 259DEG 22KT 4110 8191

$$

MULLEN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 3:10 AM EDTSevere Thunderstorm WarningCLEHancock50 min
Mar 15, 3:16 AM EDTSevere Thunderstorm WarningCLEOttawa44 min
Mar 15, 3:47 AM EDTSevere Thunderstorm WarningCLEOttawa, Sandusky43 min
Mar 15, 4:06 AM EDTSevere Thunderstorm WarningCLEAshland, Richland54 min
Mar 15, 4:25 AM EDTSevere Thunderstorm WarningCLEErie, Huron50 min
Mar 15, 4:29 AM EDTSevere Thunderstorm WarningCLEKnox46 min
Mar 15, 5:46 AM EDTSevere Thunderstorm WarningCLEKnox44 min
Mar 15, 6:05 AM EDTAreal Flood AdvisoryCLEAshland, Knox, Richland4 hr
Mar 15, 7:51 AM EDTAreal Flood WarningCLEAshland, Knox, Richland6 hr
Mar 15, 8:22 AM EDTSpecial Marine WarningCLE83 min
Mar 15, 8:26 AM EDTSevere Thunderstorm WarningCLECrawford, Marion, Wyandot38 min
Mar 15, 9:52 AM EDTSevere Thunderstorm WarningCLEWood17 min
Mar 15, 4:46 PM EDTSevere Thunderstorm WarningCLEAshland, Wayne29 min
Mar 15, 5:56 PM EDTSpecial Marine WarningCLE2 hr
Mar 15, 7:16 PM EDTSevere Thunderstorm WarningCLELucas25 min
Mar 15, 7:57 PM EDTSpecial Marine WarningCLE2 hr

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.