Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 91, NWS Cleveland, OH

July 1, 2012Stark County, Summit County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 1, 2012, 8:09 PM EDT for Stark County, Summit County, Ohio. It was in force for 63 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
Jul 1, 2012, 8:09 PM EDT (00:09 UTC)
Expired
Jul 1, 2012, 9:12 PM EDT
In force
63 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

Counties Stark County, OH, Summit County, OH

The radar

The Cleveland radar (KCLE), 74 km from the middle of the area, began a volume at 00:12 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 1, 8:30 PM EDTTSTM WND DMGMassillon, OHSEVERAL TREES AND POWER LINES REPORTED DOWN.
Jul 1, 8:55 PM EDTTSTM WND DMG5 Ne Mineral City, OHTREES DOWN ON ROUTE 524

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
Jul 1, 5:40 PM EDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 0.2 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 00:00Z on 2012-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 334 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 00:00Z on 2012-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.1939587897Sfc1 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
334 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
2439 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

197 
WUUS51 KCLE 020009
SVRCLE
OHC151-153-020130-
/O.NEW.KCLE.SV.W.0091.120702T0009Z-120702T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
809 PM EDT SUN JUL 1 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 930 PM EDT

* AT 806 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 9 MILES
  WEST OF BARBERTON...AND MOVING SOUTHEAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CANTON...
  MASSILLON...
  NAVARRE...
  NORTH CANTON...
  BREWSTER...
  LOUISVILLE...
  EAST SPARTA...
  ALLIANCE...
  WAYNESBURG...

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 4098 8165 4099 8169 4106 8168 4100 8139
      4099 8139 4099 8109 4073 8108 4072 8123
      4065 8124 4065 8144 4066 8146 4065 8147
      4063 8164
TIME...MOT...LOC 0009Z 302DEG 44KT 4087 8165

$$

KOSARIK
2 follow-up statements
555 
WWUS51 KCLE 020055
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
855 PM EDT SUN JUL 1 2012

OHC153-020104-
/O.CAN.KCLE.SV.W.0091.000000T0000Z-120702T0130Z/
SUMMIT OH-
855 PM EDT SUN JUL 1 2012

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

THE STRONGEST STORMS HAVE MOVED SOUTHEAST OF SUMMIT COUNTY.


LAT...LON 4063 8164 4091 8165 4091 8143 4099 8141
      4099 8109 4073 8108 4072 8123 4065 8124
      4065 8144 4066 8146 4065 8147
TIME...MOT...LOC 0054Z 293DEG 34KT 4071 8120

$$

OHC151-020130-
/O.CON.KCLE.SV.W.0091.000000T0000Z-120702T0130Z/
STARK OH-
855 PM EDT SUN JUL 1 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR STARK COUNTY...

AT 843 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
JUST SOUTH OF CANTON...MOVING SOUTHEAST AT 35 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE 
WAYNESBURG.

TAKE SHELTER INDOORS FROM THIS STORM.

&&

LAT...LON 4063 8164 4091 8165 4091 8143 4099 8141
      4099 8109 4073 8108 4072 8123 4065 8124
      4065 8144 4066 8146 4065 8147
TIME...MOT...LOC 0054Z 293DEG 34KT 4071 8120

$$

KOSARIK
071 
WWUS51 KCLE 020112
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
912 PM EDT SUN JUL 1 2012

OHC151-020122-
/O.CAN.KCLE.SV.W.0091.000000T0000Z-120702T0130Z/
STARK OH-
912 PM EDT SUN JUL 1 2012

...THE SEVERE THUNDERSTORM WARNING FOR STARK COUNTY IS CANCELLED...

THE STRONG STORMS HAVE WEAKENED AND MOVED SOUTHEAST OF STARK COUNTY.

LAT...LON 4063 8164 4091 8165 4091 8143 4099 8141
      4099 8109 4073 8108 4072 8123 4065 8124
      4065 8144 4066 8146 4065 8147
TIME...MOT...LOC 0112Z 302DEG 44KT 4046 8079

$$

KOSARIK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 8:06 PM EDTSpecial Marine WarningCLE114 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.