Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 125, NWS Cleveland, OH

July 15, 2012Stark County, Summit County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 15, 2012, 6:58 PM EDT for Stark County, Summit County, Ohio. It was in force for 47 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
Jul 15, 2012, 6:58 PM EDT (22:58 UTC)
Expired
Jul 15, 2012, 7:45 PM EDT
In force
47 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

Counties Stark County, OH, Summit County, OH

The radar

The Cleveland radar (KCLE), 73 km from the middle of the area, began a volume at 22:59 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
Jul 15, 7:03 PM EDTTSTM WND GST 61Akron Canton Airport, 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 12:00Z, 11.0 hours before the alert went out and 122 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 12:00Z on 2012-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 521 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, Pittsburgh, PA at 12:00Z on 2012-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 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
521 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
718 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

960 
WUUS51 KCLE 152258
SVRCLE
OHC151-153-152345-
/O.NEW.KCLE.SV.W.0125.120715T2258Z-120715T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
658 PM EDT SUN JUL 15 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  STARK COUNTY IN NORTHEAST OHIO
  SOUTHERN SUMMIT COUNTY IN NORTHEAST OHIO

* UNTIL 745 PM EDT

* AT 655 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES
  SOUTHEAST OF BARBERTON...SOUTH OF AKRON...AND MOVING SOUTHEAST AT  
  20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CANTON...
  BREWSTER...
  HARTVILLE...
  MASSILLON...
  WILMOT...
  NORTH CANTON...
 
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 4064 8165 4098 8165 4099 8169 4112 8168
      4113 8139 4099 8139 4099 8109 4073 8108
      4072 8123 4065 8124 4065 8144 4066 8146
TIME...MOT...LOC 2257Z 308DEG 13KT 4095 8148

$$

SJAMISON
3 follow-up statements
275 
WWUS51 KCLE 152313
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
713 PM EDT SUN JUL 15 2012

OHC151-153-152345-
/O.CON.KCLE.SV.W.0125.000000T0000Z-120715T2345Z/
STARK OH-SUMMIT OH-
713 PM EDT SUN JUL 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR SOUTHEASTERN SUMMIT AND NORTHEASTERN STARK COUNTIES...

AT 704 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED
NEAR GREEN...MOVING SOUTHEAST AT 20 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
CANTON...LOUISVILLE...EAST CANTON AND ALLIANCE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ONE INCH HAIL HAS BEEN REPORTED IN UNIONTOWN WITH THIS 
STORM. IF YOU ARE IN THE PATH OF THE STORM...TAKE IMMEDIATE ACTION 
TO PROTECT LIFE AND PROPERTY.

&&

LAT...LON 4082 8151 4098 8152 4103 8140 4099 8139
      4099 8135 4099 8109 4073 8108 4072 8123
TIME...MOT...LOC 2312Z 302DEG 19KT 4091 8137

$$

WILLARD
533 
WWUS51 KCLE 152341
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
741 PM EDT SUN JUL 15 2012

OHC153-152351-
/O.CAN.KCLE.SV.W.0125.000000T0000Z-120715T2345Z/
SUMMIT OH-
741 PM EDT SUN JUL 15 2012

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

LAT...LON 4077 8138 4092 8132 4095 8109 4073 8108
      4072 8123
TIME...MOT...LOC 2341Z 320DEG 28KT 4073 8119

$$

OHC151-152345-
/O.CON.KCLE.SV.W.0125.000000T0000Z-120715T2345Z/
STARK OH-
741 PM EDT SUN JUL 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR EASTERN STARK COUNTY...

AT 733 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.
THIS STORM WAS LOCATED 7 MILES EAST OF CANTON...MOVING SOUTHEAST AT 
20 MPH.

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

LAT...LON 4077 8138 4092 8132 4095 8109 4073 8108
      4072 8123
TIME...MOT...LOC 2341Z 320DEG 28KT 4073 8119

$$

WILLARD
655 
WWUS51 KCLE 152344
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
744 PM EDT SUN JUL 15 2012

OHC151-152354-
/O.EXP.KCLE.SV.W.0125.000000T0000Z-120715T2345Z/
STARK OH-
744 PM EDT SUN JUL 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN STARK COUNTY EXPIRES
AT 745 PM EDT...

LAT...LON 4077 8138 4092 8132 4095 8109 4073 8108
      4072 8123
TIME...MOT...LOC 2344Z 320DEG 28KT 4071 8117

$$

WILLARD

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 4:59 PM EDTSevere Thunderstorm WarningCLETrumbull46 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.