Alert archive / Ohio / Tornado Warnings in 2007

Tornado Warning 12, NWS Cleveland, OH

July 27, 2007Portage County, Stark County, Ohio

NWS Cleveland, OH issued this tornado warning at Jul 27, 2007, 9:19 PM EDT for Portage County, Stark County, Ohio. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 27, 2007, 9:19 PM EDT (01:19 UTC)
Expired
Jul 27, 2007, 9:42 PM EDT
In force
23 min
Issued by
NWS Cleveland, OH
Area
Counties, with a storm outline in the text

Counties Portage County, OH, Stark County, OH

The radar

The Cleveland radar (KCLE), 80 km from the middle of the area, began a volume at 01:21 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.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 1.3 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 2007-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 799 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 2007-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.193958Sfc1 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
799 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
763 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KCLE 280119
TORCLE
OHC133-151-280200-
/O.NEW.KCLE.TO.W.0012.070728T0119Z-070728T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
919 PM EDT FRI JUL 27 2007

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* TORNADO WARNING FOR...
  PORTAGE COUNTY IN NORTHEAST OHIO...
  STARK COUNTY IN NORTHEAST OHIO...

* UNTIL 1000 PM EDT

* AT 917 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES
  NORTHWEST OF ALLIANCE...OR ABOUT 12 MILES SOUTH OF RAVENNA...MOVING
  SOUTHEAST AT 5 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  LIMAVILLE.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4088 8115 4099 8135 4112 8119 4099 8104
      4099 8108 4098 8108 4091 8108 4091 8108
      4087 8112

$$

KING
1 follow-up statement
000 
WWUS51 KCLE 280142
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
941 PM EDT FRI JUL 27 2007

OHC133-151-280151-
/O.CAN.KCLE.TO.W.0012.000000T0000Z-070728T0200Z/
STARK OH-PORTAGE OH-
941 PM EDT FRI JUL 27 2007

...THE TORNADO WARNING FOR SOUTH CENTRAL PORTAGE AND NORTHEASTERN
STARK COUNTIES IS CANCELLED...

LAT...LON 4088 8115 4099 8135 4112 8119 4099 8104
      4099 8108 4098 8108 4091 8108 4091 8108
      4087 8112

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 8:57 PM EDTSevere Thunderstorm WarningCLEPortage33 min
Jul 27, 10:14 PM EDTAreal Flood AdvisoryCLESeneca3 hr

Nearby

Tornado Warnings in Ohio, 2007Every tornado warning in 2007Tornadoes in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.