Alert archive / Ohio / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 45, NWS Cleveland, OH

May 13, 2011Ashtabula County, Geauga County, Trumbull County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at May 13, 2011, 2:34 PM EDT for Ashtabula County, Geauga County, Trumbull County, Ohio. It was in force for 41 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: May 13, 2011, 2:34 PM EDT (18:34 UTC)
Expired: May 13, 2011, 3:15 PM EDT
In force: 41 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

Counties Ashtabula County, OH, Geauga County, OH, Trumbull County, OH

The radar

The Cleveland radar (KCLE), 94 km from the middle of the area, began a volume at 18:35 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	Remark
May 13, 2:37 PM EDT	HAIL 1	Middlefield, OH
May 13, 2:44 PM EDT	HAIL 1.75	Middlefield, 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, 6.6 hours before the alert went out and 124 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: 205 J/kg
Mixed-layer CIN: -131 J/kg
Mixed-layer LCL: 1018 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: 67 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.

334 
WUUS51 KCLE 131834
SVRCLE
OHC007-055-155-131915-
/O.NEW.KCLE.SV.W.0045.110513T1834Z-110513T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
234 PM EDT FRI MAY 13 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN ASHTABULA COUNTY IN NORTHEAST OHIO
  SOUTHEASTERN GEAUGA COUNTY IN NORTHEAST OHIO
  NORTHERN TRUMBULL COUNTY IN NORTHEAST OHIO

* UNTIL 315 PM EDT

* AT 231 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 NEAR
  MIDDLEFIELD...AND MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NORTH BLOOMFIELD...
  BRISTOLVILLE...
  ORWELL...
  KINSMAN...

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 4133 8053 4136 8115 4154 8116 4158 8052
      4134 8052
TIME...MOT...LOC 1835Z 269DEG 24KT 4145 8102

$$

KING

2 follow-up statements

642 
WWUS51 KCLE 131850
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
250 PM EDT FRI MAY 13 2011

OHC007-055-155-131915-
/O.CON.KCLE.SV.W.0045.000000T0000Z-110513T1915Z/
TRUMBULL OH-GEAUGA OH-ASHTABULA OH-
250 PM EDT FRI MAY 13 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR SOUTHERN ASHTABULA...SOUTHEASTERN GEAUGA AND NORTHERN TRUMBULL
COUNTIES...

AT 242 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE GOLF
BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM
WAS LOCATED NEAR NORTH BLOOMFIELD...OR 15 MILES NORTH OF 
WARREN...MOVING EAST AT 30 MPH. ANOTHER STORM IS FOLLOWING THE 
LEADING STORM AND IS ALSO MOVING EAST AT 30 MPH.

A REPORT OF QUARTER SIZE HAIL WAS REPORTED IN MIDDLEFIELD ALONG WITH 
ANOTHER REPORT OF 1.75 INCH HAIL IN MIDDLEFIELD.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...KINSMAN 
AND ORANGEVILLE.

LAT...LON 4133 8053 4136 8112 4153 8112 4158 8052
      4134 8052
TIME...MOT...LOC 1848Z 269DEG 24KT 4145 8085

$$

LOMBARDY

508 
WWUS51 KCLE 131914
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
314 PM EDT FRI MAY 13 2011

OHC007-055-155-131925-
/O.EXP.KCLE.SV.W.0045.000000T0000Z-110513T1915Z/
TRUMBULL OH-GEAUGA OH-ASHTABULA OH-
314 PM EDT FRI MAY 13 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN ASHTABULA...
SOUTHEASTERN GEAUGA AND NORTHERN TRUMBULL COUNTIES EXPIRES AT 315 PM
EDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER
APPEARED TO BE SEVERE...HOWEVER SMALL HAIL AND HEAVY RAIN ARE STILL
POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4133 8053 4136 8112 4153 8112 4158 8052
      4134 8052
TIME...MOT...LOC 1915Z 284DEG 22KT 4136 8066

$$

LOMBARDY

The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 9:03 PM EDT	Severe Thunderstorm Warning	CLE	Marion	42 min
May 13, 9:27 AM EDT	Flood Watch	CLE	Ashland, Ashtabula, Cuyahoga, Erie, Geauga, Holmes and 12 more	14 hr
May 13, 12:52 PM EDT	Flash Flood Warning	CLE	Cuyahoga, Geauga, Lake	5 hr
May 13, 2:16 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning	44 min
May 13, 2:23 PM EDT	Areal Flood Advisory	CLE	Ashtabula, Geauga, Lake, Mahoning, Portage, Stark and 1 more	5 hr
May 13, 2:56 PM EDT	Flash Flood Warning	CLE	Ashtabula, Geauga, Trumbull	3 hr
May 13, 3:38 PM EDT	Areal Flood Advisory	CLE	Ashland, Richland	112 min
May 13, 4:13 PM EDT	Severe Thunderstorm Warning	CLE	Portage	62 min
May 13, 4:40 PM EDT	Areal Flood Warning	CLE	Medina, Portage, Stark, Summit, Wayne	4 hr
May 13, 4:46 PM EDT	Severe Thunderstorm Warning	CLE	Medina, Summit, Wayne	28 min
May 13, 5:58 PM EDT	Areal Flood Warning	CLE	Ashtabula, Geauga, Trumbull	5 hr
May 13, 6:06 PM EDT	River Flood Warning	CLE	Lake	5 hr
May 13, 7:26 PM EDT	River Flood Warning	CLE	Stark	4 hr

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.