Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 98, NWS Cleveland, OH

July 3, 2012Ashtabula County, Geauga County, Lake County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 3, 2012, 8:27 PM EDT for Ashtabula County, Geauga County, Lake 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 3, 2012, 8:27 PM EDT (00:27 UTC)
Expired: Jul 3, 2012, 9:30 PM EDT
In force: 63 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

Counties Ashtabula County, OH, Geauga County, OH, Lake County, OH

The radar

The Cleveland radar (KCLE), 66 km from the middle of the area, began a volume at 00:26 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 3, 8:30 PM EDT	TSTM WND DMG	Painesville, OH	TREES DOWN.
Jul 3, 8:40 PM EDT	TSTM WND DMG	4 Sse Painesville, OH	TREES DOWN.

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, 0.5 hours before the alert went out and 161 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: 389 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 1500 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 172 m²/s²
Significant tornado parameter: 0.1
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 040027
SVRCLE
OHC007-055-085-040130-
/O.NEW.KCLE.SV.W.0098.120704T0027Z-120704T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
827 PM EDT TUE JUL 3 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN ASHTABULA COUNTY IN NORTHEAST OHIO
  GEAUGA COUNTY IN NORTHEAST OHIO
  LAKE COUNTY IN NORTHEAST OHIO

* UNTIL 930 PM EDT

* AT 821 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
  PAINESVILLE...AND MOVING SOUTHEAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CHARDON...
  JEFFERSON...
  MADISON...
  BURTON...
  GENEVA...
  MIDDLEFIELD...
  ORWELL...

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 4184 8085 4153 8052 4150 8052 4150 8100
      4135 8100 4155 8139 4157 8139 4157 8143
      4160 8149 4163 8149 4169 8144 4177 8128
      4177 8124 4187 8098
TIME...MOT...LOC 0027Z 290DEG 30KT 4173 8120

$$

ADAMS

2 follow-up statements

122 
WWUS51 KCLE 040100
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
900 PM EDT TUE JUL 3 2012

OHC007-055-085-040130-
/O.CON.KCLE.SV.W.0098.000000T0000Z-120704T0130Z/
GEAUGA OH-LAKE OH-ASHTABULA OH-
900 PM EDT TUE JUL 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR SOUTHWESTERN ASHTABULA...LAKE AND NORTHEASTERN GEAUGA COUNTIES...

AT 855 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE CLUSTERS OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE 
STORMS WERE LOCATED OVER SOUTHERN LAKE COUNTY AND SOUTHERN ASHTABULA 
COUNTY. THE STORMS WERE MOVING SOUTHEAST AT 35 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM 
INCLUDE...THOMPSON...ORWELL...ROAMING SHORES AND ROCK CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE STORMS HAVE A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE 
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY 
AWAY FROM WINDOWS!

LAT...LON 4184 8085 4153 8052 4150 8052 4150 8100
      4135 8100 4155 8139 4157 8139 4157 8143
      4160 8149 4163 8149 4169 8144 4177 8128
      4177 8124 4187 8098
TIME...MOT...LOC 0058Z 290DEG 30KT 4162 8099

$$

ADAMS

773 
WWUS51 KCLE 040129
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
929 PM EDT TUE JUL 3 2012

OHC007-055-085-040138-
/O.EXP.KCLE.SV.W.0098.000000T0000Z-120704T0130Z/
GEAUGA OH-LAKE OH-ASHTABULA OH-
929 PM EDT TUE JUL 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ASHTABULA...LAKE
AND NORTHEASTERN GEAUGA COUNTIES EXPIRES AT 930 PM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER 
APPEARED TO BE SEVERE. HOWEVER...WIND GUSTS TO 45 MPH AND SMALL HAIL 
ARE STILL POSSIBLE FROM NUMEROUS THUNDERSTORMS STILL MOVING THROUGH 
THE AREA.

LAT...LON 4184 8085 4153 8052 4150 8052 4150 8100
      4135 8100 4155 8139 4157 8139 4157 8143
      4160 8149 4163 8149 4169 8144 4177 8128
      4177 8124 4187 8098
TIME...MOT...LOC 0128Z 290DEG 30KT 4153 8068

$$

ADAMS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 3, 8:00 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	45 min
Jul 3, 8:56 PM EDT	Severe Thunderstorm Warning	CLE	Trumbull	64 min
Jul 3, 9:17 PM EDT	Areal Flood Advisory	CLE	Geauga, Lake	3 hr
Jul 3, 10:18 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Stark, Summit, Trumbull	57 min
Jul 3, 10:57 PM EDT	Tornado Warning	CLE	Mahoning, Stark	27 min
Jul 4, 12:03 AM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Trumbull	57 min
Jul 4, 12:12 AM EDT	Severe Thunderstorm Warning	CLE	Portage, Stark, Summit	63 min
Jul 4, 12:45 AM EDT	Tornado Warning	CLE	Mahoning, Portage	45 min
Jul 4, 9:51 AM EDT	Special Marine Warning	CLE		84 min
Jul 4, 9:53 AM EDT	Excessive Heat Warning	CLE	Hancock, Lucas, Wood	11 hr
Jul 4, 6:34 PM EDT	Special Marine Warning	CLE		116 min
Jul 4, 7:09 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Lucas, Ottawa, Sandusky	51 min
Jul 4, 7:57 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Hancock, Marion, Wood, Wyandot	48 min

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.