Alert archive / Ohio / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 218, NWS Cleveland, OH

August 1, 2011Cuyahoga County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 1, 2011, 11:12 AM EDT for Cuyahoga County, Ohio. It was in force for 63 min. 5 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: Aug 1, 2011, 11:12 AM EDT (15:12 UTC)
Expired: Aug 1, 2011, 12:15 PM EDT
In force: 63 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

County Cuyahoga County, OH

The radar

The Cleveland radar (KCLE), 28 km from the middle of the area, began a volume at 15:14 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
Aug 1, 11:48 AM EDT	HAIL 1	Cleveland, OH
Aug 1, 11:50 AM EDT	HAIL 0.88	Euclid, OH	SEVERAL LARGE LIMBS DOWN.
Aug 1, 11:53 AM EDT	HAIL 1	Euclid, OH
Aug 1, 11:55 AM EDT	HAIL 1	Cleveland, OH
Aug 1, 12:05 PM EDT	HAIL 1	Mayfield Heights, 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, 3.2 hours before the alert went out and 166 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: 312 J/kg
Mixed-layer CIN: -132 J/kg
Mixed-layer LCL: 1642 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 97 m²/s²
0-3 km storm-relative helicity: 113 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

788 
WUUS51 KCLE 011512
SVRCLE
OHC035-011615-
/O.NEW.KCLE.SV.W.0218.110801T1512Z-110801T1615Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1112 AM EDT MON AUG 1 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CUYAHOGA COUNTY IN NORTHEAST OHIO

* UNTIL 1215 PM EDT

* AT 1110 AM 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 11
  MILES NORTHWEST OF EUCLID...AND MOVING SOUTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CLEVELAND...
  EUCLID...
  CLEVELAND HEIGHTS...
  SOLON...

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 4157 8149 4157 8141 4145 8139 4143 8137
      4142 8139 4135 8139 4135 8159 4128 8156
      4128 8168 4128 8169 4150 8178 4150 8173
      4164 8149
TIME...MOT...LOC 1512Z 332DEG 17KT 4165 8170

$$

LAPLANTE

1 follow-up statement

560 
WWUS51 KCLE 011557
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1157 AM EDT MON AUG 1 2011

OHC035-011615-
/O.CON.KCLE.SV.W.0218.000000T0000Z-110801T1615Z/
CUYAHOGA OH-
1157 AM EDT MON AUG 1 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM EDT
FOR EASTERN CUYAHOGA COUNTY...

AT 1146 AM 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 SOUTH EUCLID...OR 9 MILES NORTHEAST OF CLEVELAND...MOVING 
SOUTHEAST AT 25 MPH.

HAIL ONE INCH IN DIAMETER WAS REPORTED IN EUCLID. LIMBS WERE 
REPORTED DOWN ALONG THE COLLINWOOD EUCLID BORDER.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE... PEPPER 
PIKE...WOODMERE...ORANGE...BEDFORD HEIGHTS...HUNTING VALLEY... 
MORELAND HILLS...CHAGRIN FALLS...BENTLEYVILLE...SOLON AND GLENWILLOW.

LAT...LON 4162 8149 4157 8149 4157 8141 4145 8139
      4143 8137 4142 8139 4135 8139 4135 8158
      4151 8171 4163 8150
TIME...MOT...LOC 1554Z 307DEG 20KT 4151 8147

$$

KOSARIK

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 1, 9:06 AM EDT	Special Marine Warning	CLE		84 min
Aug 1, 9:43 AM EDT	Severe Thunderstorm Warning	CLE	Lake	47 min
Aug 1, 10:10 AM EDT	Severe Thunderstorm Warning	CLE	Geauga	36 min
Aug 1, 10:54 AM EDT	Areal Flood Advisory	CLE	Lake	2 hr
Aug 1, 10:54 AM EDT	Special Marine Warning	CLE		96 min
Aug 1, 12:13 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga	62 min
Aug 1, 12:16 PM EDT	Areal Flood Advisory	CLE	Cuyahoga	3 hr
Aug 1, 12:44 PM EDT	Severe Thunderstorm Warning	CLE	Portage	61 min
Aug 1, 12:51 PM EDT	Special Marine Warning	CLE		84 min
Aug 1, 1:04 PM EDT	Severe Thunderstorm Warning	CLE	Geauga, Lake	56 min
Aug 1, 1:19 PM EDT	Severe Thunderstorm Warning	CLE	Lucas, Ottawa, Wood	56 min
Aug 1, 1:32 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Sandusky	58 min
Aug 1, 1:42 PM EDT	Severe Thunderstorm Warning	CLE	Wood	63 min
Aug 1, 1:53 PM EDT	Tornado Warning	CLE	Sandusky, Wood	37 min
Aug 1, 2:01 PM EDT	Special Marine Warning	CLE		44 min
Aug 1, 2:10 PM EDT	Severe Thunderstorm Warning	CLE	Lorain	54 min
Aug 1, 2:16 PM EDT	Severe Thunderstorm Warning	CLE	Medina, Portage, Summit, Wayne	44 min
Aug 1, 2:24 PM EDT	Severe Thunderstorm Warning	CLE	Seneca	66 min
Aug 1, 2:31 PM EDT	Severe Thunderstorm Warning	CLE	Medina	44 min
Aug 1, 2:37 PM EDT	Areal Flood Advisory	CLE	Ottawa, Sandusky, Seneca, Wood	4 hr
Aug 1, 2:57 PM EDT	Severe Thunderstorm Warning	CLE	Medina, Stark, Summit, Wayne	63 min
Aug 1, 3:09 PM EDT	Severe Thunderstorm Warning	CLE	Wyandot	66 min
Aug 1, 4:04 PM EDT	Severe Thunderstorm Warning	CLE	Marion	56 min
Aug 1, 4:15 PM EDT	Severe Thunderstorm Warning	CLE	Wyandot	30 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.