Alert archive / Ohio / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 162, NWS Cleveland, OH

June 21, 20114 counties in Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 2011, 9:38 PM EDT for 4 counties in Ohio. It was in force for 67 min. 3 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: Jun 21, 2011, 9:38 PM EDT (01:38 UTC)
Expired: Jun 21, 2011, 10:45 PM EDT
In force: 67 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

Counties Cuyahoga County, OH, Portage County, OH, Stark County, OH, Summit County, OH

The radar

The Cleveland radar (KCLE), 46 km from the middle of the area, began a volume at 01:40 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

Time	Report	Where
Jun 21, 9:40 PM EDT	HAIL 1	Uniontown, OH
Jun 21, 9:40 PM EDT	HAIL 1.25	Akron, OH
Jun 21, 9:45 PM EDT	HAIL 0.88	Mogadore, 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, 1.6 hours before the alert went out and 140 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1743 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 1203 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 89 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.

729 
WUUS51 KCLE 220138
SVRCLE
OHC035-133-151-153-220245-
/O.NEW.KCLE.SV.W.0162.110622T0138Z-110622T0245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
938 PM EDT TUE JUN 21 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CUYAHOGA COUNTY IN NORTHEAST OHIO
  WESTERN PORTAGE COUNTY IN NORTHEAST OHIO
  STARK COUNTY IN NORTHEAST OHIO
  SUMMIT COUNTY IN NORTHEAST OHIO

* UNTIL 1045 PM EDT

* AT 931 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE   
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE 
LOCATED ALONG A LINE FROM NORTH ROYALTON TO 6 MILES EAST OF 
WILMOT...AND MOVING NORTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  AKRON...
  CANTON...
  MASSILLON...
  SOLON...
  MACEDONIA...
  TWINSBURG...
  CUYAHOGA FALLS...
  HUDSON...
  STREETSBORO...

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 8165 4099 8168 4127 8168 4128 8174
      4133 8175 4162 8154 4164 8150 4157 8148
      4157 8139 4135 8139 4134 8131 4127 8130
      4074 8110 4072 8110 4072 8123 4064 8124
      4066 8146 4064 8164
TIME...MOT...LOC 0138Z 322DEG 18KT 4131 8166 4060 8150

$$

KOSARIK

2 follow-up statements

613 
WWUS51 KCLE 220158
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
958 PM EDT TUE JUN 21 2011

OHC035-133-151-153-220245-
/O.CON.KCLE.SV.W.0162.000000T0000Z-110622T0245Z/
CUYAHOGA OH-PORTAGE OH-STARK OH-SUMMIT OH-
958 PM EDT TUE JUN 21 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT
FOR SUMMIT...STARK...WESTERN PORTAGE AND EASTERN CUYAHOGA COUNTIES...

AT 953 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM RICHFIELD TO 10 MILES SOUTHWEST
OF EAST SPARTA...MOVING SOUTHEAST AT 20 MPH.

LOCATIONS NEAR THE PATH OF SEVERE THUNDERSTORMS INCLUDE...AKRON...
HILLS AND DALES...CUYAHOGA FALLS...SILVER LAKE...MEYERS LAKE...
GREEN...MUNROE FALLS...TALLMADGE...NORTH CANTON AND LAKEMORE.

LAT...LON 4099 8165 4099 8168 4127 8168 4128 8174
      4133 8175 4162 8154 4164 8150 4157 8148
      4157 8139 4135 8139 4134 8131 4127 8130
      4074 8110 4072 8110 4072 8123 4064 8124
      4066 8146 4064 8164
TIME...MOT...LOC 0158Z 322DEG 18KT 4123 8158 4052 8142

$$

FITZ

296 
WWUS51 KCLE 220236
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1036 PM EDT TUE JUN 21 2011

OHC035-133-151-153-220246-
/O.EXP.KCLE.SV.W.0162.000000T0000Z-110622T0245Z/
CUYAHOGA OH-PORTAGE OH-STARK OH-SUMMIT OH-
1036 PM EDT TUE JUN 21 2011

...THE SEVERE THUNDERSTORM WARNING FOR SUMMIT...STARK...WESTERN
PORTAGE AND EASTERN CUYAHOGA COUNTIES EXPIRES AT 1045 PM EDT...

LAT...LON 4099 8165 4099 8168 4127 8168 4128 8174
      4133 8175 4162 8154 4164 8150 4157 8148
      4157 8139 4135 8139 4134 8131 4127 8130
      4074 8110 4072 8110 4072 8123 4064 8124
      4066 8146 4064 8164
TIME...MOT...LOC 0236Z 322DEG 18KT 4108 8142 4037 8127

$$

FITZ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 8:02 PM EDT	Severe Thunderstorm Warning	CLE	Lucas	28 min
Jun 21, 8:06 PM EDT	Areal Flood Advisory	CLE	Ashland, Holmes, Knox, Richland	4 hr
Jun 21, 8:18 PM EDT	Severe Thunderstorm Warning	CLE	Ottawa, Sandusky, Seneca	42 min
Jun 21, 8:41 PM EDT	Areal Flood Warning	CLE	Ashland, Lorain, Medina, Wayne	4 hr
Jun 21, 8:54 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain, Medina	66 min
Jun 21, 9:17 PM EDT	Special Marine Warning	CLE		88 min
Jun 21, 10:05 PM EDT	Special Marine Warning	CLE		115 min
Jun 21, 10:11 PM EDT	Severe Thunderstorm Warning	CLE	Geauga, Mahoning, Portage, Stark, Trumbull	46 min
Jun 22, 6:47 PM EDT	Special Marine Warning	CLE		88 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2011 Every severe thunderstorm warning in 2011

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.