Alert archive / Ohio / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 282, NWS Cleveland, OH

September 4, 2011Lorain County, Medina County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Sep 4, 2011, 1:32 AM EDT for Lorain County, Medina County, Ohio. It was in force for 43 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: Sep 4, 2011, 1:32 AM EDT (05:32 UTC)
Expired: Sep 4, 2011, 2:15 AM EDT
In force: 43 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

Counties Lorain County, OH, Medina County, OH

The radar

The Cleveland radar (KCLE), 28 km from the middle of the area, began a volume at 05:33 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
Sep 4, 1:35 AM EDT	TSTM WND DMG	Seville, OH	ONE TREE REPORTED DOWN DUE TO THUNDERSTORM WINDS.
Sep 4, 1:36 AM EDT	TSTM WND DMG	Chippewa-On-The-Lake, OH	ONE TREE WAS REPORTED DOWN BY THUNDERSTORM WINDS.

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, 5.5 hours before the alert went out and 184 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: 104 J/kg
Mixed-layer CIN: -95 J/kg
Mixed-layer LCL: 2364 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: -7 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.

091 
WUUS51 KCLE 040532
SVRCLE
OHC093-103-040615-
/O.NEW.KCLE.SV.W.0282.110904T0532Z-110904T0615Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
132 AM EDT SUN SEP 4 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LORAIN COUNTY IN NORTH CENTRAL OHIO
  MEDINA COUNTY IN NORTHEAST OHIO

* UNTIL 215 AM EDT

* AT 128 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 NEAR
  WELLINGTON...AND MOVING NORTHEAST AT 25 MPH.
  
  ADDITIONAL STRONG STORMS OVER MEDINA COUNTY ARE ALSO EXPECTED TO 
  STRENGTHEN AS THEY MOVE NORTHEAST. 

* LOCATIONS IMPACTED INCLUDE...
  MEDINA...
  ELYRIA...
  LITCHFIELD...
  GRAFTON...
  WADSWORTH...
  NORTH RIDGEVILLE...
  BRUNSWICK...

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 4099 8217 4106 8218 4106 8234 4134 8234
      4145 8197 4135 8197 4135 8188 4128 8188
      4127 8168 4099 8169
TIME...MOT...LOC 0531Z 227DEG 20KT 4121 8220

$$

MULLEN

1 follow-up statement

573 
WWUS51 KCLE 040603
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
203 AM EDT SUN SEP 4 2011

OHC093-103-040615-
/O.CON.KCLE.SV.W.0282.000000T0000Z-110904T0615Z/
LORAIN OH-MEDINA OH-
203 AM EDT SUN SEP 4 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 AM EDT
FOR EASTERN MEDINA AND EASTERN LORAIN COUNTIES...

AT 200 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR BRUNSWICK...OR NEAR
LITCHFIELD...MOVING NORTHEAST AT 20 MPH.

LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE....

LAT...LON 4106 8202 4121 8197 4121 8220 4138 8215
      4145 8197 4135 8197 4135 8188 4128 8188
      4127 8168 4099 8169
TIME...MOT...LOC 0603Z 230DEG 16KT 4125 8185

$$

MULLEN

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 3, 10:08 PM EDT	Severe Thunderstorm Warning	CLE	Hancock, Wood	52 min
Sep 3, 11:46 PM EDT	Special Marine Warning	CLE		119 min
Sep 4, 12:08 AM EDT	Severe Thunderstorm Warning	CLE	Crawford, Marion, Morrow, Richland	67 min
Sep 4, 1:17 AM EDT	Special Marine Warning	CLE		73 min
Sep 4, 2:00 AM EDT	Special Marine Warning	CLE		75 min
Sep 4, 2:21 AM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga, Lake	29 min
Sep 4, 2:31 AM EDT	Severe Thunderstorm Warning	CLE	Ashtabula	44 min
Sep 4, 3:05 AM EDT	Special Marine Warning	CLE		40 min
Sep 4, 3:17 PM EDT	Small Craft Advisory	CLE		5 days

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.