Alert archive / Ohio / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 28, NWS Cleveland, OH

May 12, 2011Ashland County, Holmes County, Wayne County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at May 12, 2011, 6:03 AM EDT for Ashland County, Holmes County, Wayne County, Ohio. It was in force for 57 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: May 12, 2011, 6:03 AM EDT (10:03 UTC)
Expired: May 12, 2011, 7:00 AM EDT
In force: 57 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

Counties Ashland County, OH, Holmes County, OH, Wayne County, OH

The radar

The Cleveland radar (KCLE), 86 km from the middle of the area, began a volume at 10:06 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 12, 6:15 AM EDT	HAIL 1	4 S Jeromesville, OH	DIME TO QUARTER SIZE HAIL.

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, 10.1 hours before the alert went out and 179 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 3225 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 5 m²/s²
0-3 km storm-relative helicity: 83 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.

481 
WUUS51 KCLE 121003
SVRCLE
OHC005-075-169-121100-
/O.NEW.KCLE.SV.W.0028.110512T1003Z-110512T1100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
603 AM EDT THU MAY 12 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN ASHLAND COUNTY IN NORTH CENTRAL OHIO
  HOLMES COUNTY IN NORTHEAST OHIO
  WAYNE COUNTY IN NORTHEAST OHIO

* UNTIL 700 AM EDT

* AT 557 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR HAYESVILLE...AND MOVING SOUTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WOOSTER...
  SHREVE...
  HOLMESVILLE...
  MILLERSBURG...
  LOUDONVILLE...
  NASHVILLE...
  KILLBUCK...
  BERLIN...
  GLENMONT...
  MOUNT EATON...

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 4047 8218 4057 8219 4057 8234 4072 8233
      4074 8238 4083 8239 4084 8241 4094 8241
      4093 8165 4045 8166
TIME...MOT...LOC 1003Z 308DEG 14KT 4078 8220

$$

BRAY

1 follow-up statement

842 
WWUS51 KCLE 121035
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
635 AM EDT THU MAY 12 2011

OHC005-075-169-121100-
/O.CON.KCLE.SV.W.0028.000000T0000Z-110512T1100Z/
ASHLAND OH-HOLMES OH-WAYNE OH-
635 AM EDT THU MAY 12 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 AM EDT
FOR SOUTHERN WAYNE...HOLMES AND SOUTHERN ASHLAND COUNTIES...

AT 625 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM WITH A HISTORY OF PRODUCING QUARTER 
SIZE HAIL. THIS STORM WAS LOCATED 6 MILES WEST OF SHREVE...MOVING 
SOUTHEAST AT 15 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
SHREVE...NASHVILLE...GLENMONT...KILLBUCK...MILLERSBURG AND
HOLMESVILLE.

LAT...LON 4047 8218 4057 8219 4057 8234 4072 8233
      4074 8238 4082 8239 4084 8240 4082 8165
      4045 8167
TIME...MOT...LOC 1034Z 329DEG 15KT 4067 8212

$$

BRAY

The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 5:11 AM EDT	Severe Thunderstorm Warning	CLE	Ashland, Richland	49 min
May 12, 7:02 AM EDT	Severe Thunderstorm Warning	CLE	Holmes	58 min
May 12, 8:23 AM EDT	Special Marine Warning	CLE		82 min
May 12, 2:50 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Huron, Lorain	40 min
May 12, 3:33 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Geauga, Lake	42 min
May 12, 3:34 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Huron, Richland, Seneca	56 min
May 12, 3:44 PM EDT	Flash Flood Warning	CLE	Ashtabula, Geauga, Lake	3 hr
May 12, 3:50 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Medina, Wayne	55 min
May 12, 3:54 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Huron	51 min
May 12, 3:56 PM EDT	Severe Thunderstorm Warning	CLE	Medina, Portage, Summit	64 min
May 12, 4:08 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Medina, Summit	67 min
May 12, 4:11 PM EDT	Areal Flood Advisory	CLE	Ashland, Cuyahoga, Erie, Geauga, Huron, Lake and 5 more	10 hr
May 12, 4:14 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Geauga, Lake	46 min
May 12, 4:19 PM EDT	Severe Thunderstorm Warning	CLE	Trumbull	41 min
May 12, 4:26 PM EDT	Areal Flood Warning	CLE	Erie, Huron	3 hr
May 12, 4:39 PM EDT	Severe Thunderstorm Warning	CLE	Geauga, Portage, Trumbull	51 min
May 12, 4:45 PM EDT	Severe Thunderstorm Warning	CLE	Geauga	45 min
May 12, 4:58 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Medina, Wayne	47 min
May 12, 5:27 PM EDT	Areal Flood Advisory	CLE	Mahoning, Trumbull	9 hr
May 12, 5:29 PM EDT	River Flood Warning	CLE	Erie, Huron	7 hr
May 12, 5:43 PM EDT	Special Marine Warning	CLE		77 min
May 12, 5:58 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning	47 min
May 12, 6:38 PM EDT	Areal Flood Advisory	CLE	Sandusky, Seneca	3 hr
May 12, 6:43 PM EDT	Areal Flood Warning	CLE	Geauga, Lake	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.