Alert archive / Ohio / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 63, NWS Cleveland, OH

May 23, 2011Trumbull County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at May 23, 2011, 8:43 PM EDT for Trumbull County, Ohio. It was in force for 33 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
May 23, 2011, 8:43 PM EDT (00:43 UTC)
Expired
May 23, 2011, 9:16 PM EDT
In force
33 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

County Trumbull County, OH

The radar

The Pittsburgh radar (KPBZ), 89 km from the middle of the area, began a volume at 00:45 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

TimeReportWhereRemark
May 23, 8:48 PM EDTHAIL 1.75Vienna, OH
May 23, 9:01 PM EDTHAIL 1Vienna, OHHAIL AT YNG AIRPORT.

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.

IssuedProductOfficeLasted
May 23, 8:31 PM EDTSevere Thunderstorm WatchSPC3 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 0.7 hours before the alert went out and 106 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-pSkew-T log-p diagram, Pittsburgh, PA at 00:00Z on 2011-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 369 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 2011-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 191 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
369 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1384 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
191 m²/s²
0-3 km storm-relative helicity
340 m²/s²
Significant tornado parameter
0.2
Supercell composite
4.2

Open this sounding in Storm Lab

The text

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

637 
WUUS51 KCLE 240043
SVRCLE
OHC155-240130-
/O.NEW.KCLE.SV.W.0063.110524T0043Z-110524T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
843 PM EDT MON MAY 23 2011

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

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

* UNTIL 930 PM EDT

* AT 840 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE GOLF BALL SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED NEAR CORTLAND...AND MOVING EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HUBBARD...

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 4117 8083 4135 8082 4138 8052 4134 8052
      4113 8052
TIME...MOT...LOC 0043Z 265DEG 43KT 4127 8068

$$
1 follow-up statement
091 
WWUS51 KCLE 240116
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
916 PM EDT MON MAY 23 2011

OHC155-240126-
/O.CAN.KCLE.SV.W.0063.000000T0000Z-110524T0130Z/
TRUMBULL OH-
916 PM EDT MON MAY 23 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TRUMBULL COUNTY
IS CANCELLED...

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

ONE INCH DIAMETER HAIL WAS REPORTED AT THE YOUNGSTOWN AIRPORT
WITH THIS STORM.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM EDT
TUESDAY MORNING FOR NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA.

LAT...LON 4117 8083 4135 8082 4138 8052 4134 8052
      4113 8052
TIME...MOT...LOC 0116Z 272DEG 21KT 4126 8047

$$

THOMPSON

The office that day

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

IssuedProductOfficeCountiesLasted
May 23, 8:08 PM EDTTornado WarningCLEPortage, Trumbull37 min
May 23, 8:14 PM EDTSevere Thunderstorm WarningCLEMarion, Seneca, Wyandot61 min
May 23, 8:19 PM EDTSevere Thunderstorm WarningCLEGeauga, Lake29 min
May 23, 8:37 PM EDTSevere Thunderstorm WarningCLECrawford, Marion, Morrow, Seneca36 min
May 23, 8:38 PM EDTSevere Thunderstorm WarningCLEAshtabula52 min
May 23, 8:58 PM EDTSevere Thunderstorm WarningCLEAshland, Huron, Knox, Morrow, Richland62 min
May 23, 9:26 PM EDTSpecial Marine WarningCLE2 hr
May 23, 9:28 PM EDTSevere Thunderstorm WarningCLEHuron, Lorain28 min
May 23, 9:37 PM EDTSevere Thunderstorm WarningCLEHolmes, Wayne38 min
May 23, 9:46 PM EDTSevere Thunderstorm WarningCLECuyahoga, Geauga38 min
May 23, 10:04 PM EDTSevere Thunderstorm WarningCLEPortage, Trumbull56 min
May 24, 6:03 PM EDTAreal Flood WarningCLEMahoning, Portage, Stark, Summit100 min
May 24, 7:58 PM EDTAreal Flood AdvisoryCLEStark, Wayne3 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 2011Every 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.