Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 137, NWS Cleveland, OH

July 26, 2012Stark County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 26, 2012, 1:58 PM EDT for Stark 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 26, 2012, 1:58 PM EDT (17:58 UTC)
Expired: Jul 26, 2012, 2:45 PM EDT
In force: 47 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

County Stark County, OH

The radar

The Cleveland radar (KCLE), 81 km from the middle of the area, began a volume at 18:01 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
Jul 26, 2:15 PM EDT	TSTM WND DMG	2 Ne North Canton, OH	SEVERAL LARGE TREES DOWN.

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.

Issued	Product	Office	Lasted
Jul 26, 1:16 PM EDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 6.0 hours before the alert went out and 116 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: 2136 J/kg
Mixed-layer CIN: -101 J/kg
Mixed-layer LCL: 847 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 284 m²/s²
0-3 km storm-relative helicity: 277 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 13.9

Open this sounding in Storm Lab

The text

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

124 
WUUS51 KCLE 261758
SVRCLE
OHC151-261845-
/O.NEW.KCLE.SV.W.0137.120726T1758Z-120726T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
158 PM EDT THU JUL 26 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

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

* UNTIL 245 PM EDT

* AT 156 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
  NORTH CANTON...AND MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LOUISVILLE...
  WAYNESBURG...
  ALLIANCE...

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 4091 8164 4091 8143 4097 8142 4099 8117
      4099 8109 4072 8109 4072 8123 4066 8123
      4064 8130 4065 8144 4066 8146 4065 8147
      4063 8165
TIME...MOT...LOC 1758Z 269DEG 36KT 4091 8137

$$

LAPLANTE

2 follow-up statements

068 
WWUS51 KCLE 261818
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
218 PM EDT THU JUL 26 2012

OHC151-261845-
/O.CON.KCLE.SV.W.0137.000000T0000Z-120726T1845Z/
STARK OH-
218 PM EDT THU JUL 26 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR STARK COUNTY...

AT 215 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 LOUISVILLE...OR 8 MILES NORTHEAST OF CANTON...MOVING EAST AT 40
MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...ALLIANCE
AND LIMAVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
THURSDAY EVENING FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA.

&&

LAT...LON 4091 8164 4091 8143 4097 8142 4099 8117
      4099 8109 4072 8109 4072 8123 4066 8123
      4064 8130 4065 8144 4066 8146 4065 8147
      4063 8165
TIME...MOT...LOC 1818Z 269DEG 36KT 4088 8122

$$

MITCHELL

691 
WWUS51 KCLE 261849
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
249 PM EDT THU JUL 26 2012

OHC151-261859-
/O.EXP.KCLE.SV.W.0137.000000T0000Z-120726T1845Z/
STARK OH-
249 PM EDT THU JUL 26 2012

...THE SEVERE THUNDERSTORM WARNING FOR STARK COUNTY EXPIRED AT 245 PM
EDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
THURSDAY EVENING FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA.

LAT...LON 4091 8164 4091 8143 4097 8142 4099 8117
      4099 8109 4072 8109 4072 8123 4066 8123
      4064 8130 4065 8144 4066 8146 4065 8147
      4063 8165
TIME...MOT...LOC 1818Z 269DEG 36KT 4088 8122

$$

MITCHELL

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 10:05 PM EDT	Small Craft Advisory	CLE		22 hr
Jul 26, 2:55 AM EDT	Special Marine Warning	CLE		110 min
Jul 26, 1:00 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Trumbull	45 min
Jul 26, 1:12 PM EDT	Severe Thunderstorm Warning	CLE	Portage, Summit	48 min
Jul 26, 1:15 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	60 min
Jul 26, 1:21 PM EDT	Tornado Warning	CLE	Ashtabula, Trumbull	24 min
Jul 26, 1:38 PM EDT	Severe Thunderstorm Warning	CLE	Wayne	52 min
Jul 26, 2:28 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning	47 min
Jul 26, 3:10 PM EDT	Severe Thunderstorm Warning	CLE	Summit	50 min
Jul 26, 3:53 PM EDT	Severe Thunderstorm Warning	CLE	Knox, Morrow	52 min
Jul 26, 4:01 PM EDT	Severe Thunderstorm Warning	CLE	Knox	44 min
Jul 26, 4:49 PM EDT	Severe Thunderstorm Warning	CLE	Holmes	41 min
Jul 26, 5:35 PM EDT	Special Marine Warning	CLE		85 min
Jul 26, 5:37 PM EDT	Areal Flood Advisory	CLE	Medina, Summit	3 hr
Jul 26, 5:53 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Lorain	36 min
Jul 26, 5:55 PM EDT	Severe Thunderstorm Warning	CLE	Portage	37 min
Jul 26, 6:16 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning	35 min
Jul 26, 6:46 PM EDT	Special Marine Warning	CLE		52 min
Jul 26, 6:50 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Lake	40 min
Jul 26, 7:33 PM EDT	River Flood Warning	CLE	Geauga, Portage, Summit	2 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 2012 Every 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.