Alert archive / Ohio / Tornado Warnings in 2010

Tornado Warning 22, NWS Cleveland, OH

June 5, 2010Knox County, Ohio

NWS Cleveland, OH issued this tornado warning at Jun 5, 2010, 2:52 PM EDT for Knox County, Ohio. It was in force for 38 min. 1 report 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
Jun 5, 2010, 2:52 PM EDT (18:52 UTC)
Expired
Jun 5, 2010, 3:30 PM EDT
In force
38 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

County Knox County, OH

The radar

The Cleveland radar (KCLE), 127 km from the middle of the area, began a volume at 18:55 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
Jun 5, 3:00 PM EDTTSTM WND DMG5 Se Gambier, OHA FEW TREES DOWN.

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
Jun 5, 2:08 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.9 hours before the alert went out and 159 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, Cncnati-Daytn, OH at 12:00Z on 2010-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2452 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, Cncnati-Daytn, OH at 12:00Z on 2010-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 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
2452 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
160 m²/s²
Significant tornado parameter
1.4
Supercell composite
8.5

Open this sounding in Storm Lab

The text

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

547 
WFUS51 KCLE 051852
TORCLE
OHC083-051930-
/O.NEW.KCLE.TO.W.0022.100605T1852Z-100605T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
252 PM EDT SAT JUN 5 2010

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN KNOX COUNTY IN NORTH CENTRAL OHIO

* UNTIL 330 PM EDT

* AT 246 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR GAMBIER...OR NEAR MOUNT VERNON...AND MOVING
  EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MARTINSBURG...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. IF NO
BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR CLOSET.

&&

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE. 1-877-633-6772. WHEN YOU CAN DO SO SAFELY.

LAT...LON 4045 8219 4024 8219 4025 8247 4027 8247
      4027 8255 4046 8254
TIME...MOT...LOC 1851Z 273DEG 38KT 4032 8237

$$
3 follow-up statements
652 
WWUS51 KCLE 051900
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
300 PM EDT SAT JUN 5 2010

OHC083-051930-
/O.CON.KCLE.TO.W.0022.000000T0000Z-100605T1930Z/
KNOX OH-
300 PM EDT SAT JUN 5 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR
SOUTHEASTERN KNOX COUNTY...

AT 255 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MARTINSBURG...OR 10
MILES SOUTHEAST OF MOUNT VERNON...MOVING EAST AT 45 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE....

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. OTHERWISE...SEEK
SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR
ROOM SUCH AS A CLOSET.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
SATURDAY EVENING FOR NORTHERN OHIO.

&&

LAT...LON 4045 8219 4024 8219 4025 8247 4027 8247
      4027 8255 4046 8254
TIME...MOT...LOC 1900Z 273DEG 38KT 4031 8224

$$

FITZ
620 
WWUS51 KCLE 051916
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
316 PM EDT SAT JUN 5 2010

OHC083-051930-
/O.CON.KCLE.TO.W.0022.000000T0000Z-100605T1930Z/
KNOX OH-
316 PM EDT SAT JUN 5 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR
SOUTHEASTERN KNOX COUNTY...

AT 313 PM EDT...A POSSIBLE TORNADO WAS REPORTED. THE POSSIBLE 
TORNADO WAS LOCATED 15 MILES SOUTHEAST OF DANVILLE...OR 11 MILES 
WEST OF COSHOCTON...MOVING EAST AT 45 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE....

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. OTHERWISE...SEEK
SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR
ROOM SUCH AS A CLOSET.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
SATURDAY EVENING FOR NORTHERN OHIO.

&&

LAT...LON 4045 8219 4024 8219 4025 8247 4027 8247
      4027 8255 4046 8254
TIME...MOT...LOC 1915Z 273DEG 38KT 4030 8203

$$

FITZ
114 
WWUS51 KCLE 051923
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
323 PM EDT SAT JUN 5 2010

OHC083-051933-
/O.EXP.KCLE.TO.W.0022.000000T0000Z-100605T1930Z/
KNOX OH-
323 PM EDT SAT JUN 5 2010

...THE TORNADO WARNING FOR SOUTHEASTERN KNOX COUNTY EXPIRES AT 330 PM
EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
SATURDAY EVENING FOR NORTHERN OHIO.

LAT...LON 4045 8219 4024 8219 4025 8247 4027 8247
      4027 8255 4046 8254
TIME...MOT...LOC 1923Z 273DEG 38KT 4030 8192

$$

FITZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 4, 11:04 PM EDTSpecial Marine WarningCLE86 min
Jun 5, 12:00 AM EDTSpecial Marine WarningCLE60 min
Jun 5, 3:08 AM EDTFlash Flood WatchCLEAshland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more28 hr
Jun 5, 4:46 AM EDTSevere Thunderstorm WarningCLEKnox, Morrow44 min
Jun 5, 4:47 AM EDTAreal Flood AdvisoryCLEKnox, Marion, Morrow3 hr
Jun 5, 10:12 AM EDTRiver Flood WarningCLEStark12 hr
Jun 5, 1:32 PM EDTSevere Thunderstorm WarningCLEAshland, Richland43 min
Jun 5, 1:41 PM EDTTornado WarningCLEAshland, Richland49 min
Jun 5, 1:58 PM EDTFlash Flood WarningCLEAshland, Crawford, Marion, Morrow, Richland, Wyandot3 hr
Jun 5, 2:11 PM EDTSevere Thunderstorm WarningCLEHolmes, Wayne49 min
Jun 5, 2:30 PM EDTTornado WarningCLETrumbull45 min
Jun 5, 2:33 PM EDTTornado WarningCLEHolmes27 min
Jun 5, 2:44 PM EDTAreal Flood AdvisoryCLETrumbull10 hr
Jun 5, 3:07 PM EDTAreal Flood AdvisoryCLEPortage10 hr
Jun 5, 4:28 PM EDTSmall Craft AdvisoryCLE23 hr
Jun 5, 4:48 PM EDTAreal Flood AdvisoryCLEAshland, Marion, Morrow, Richland, Wyandot6 hr

Nearby

Tornado Warnings in Ohio, 2010Every tornado warning in 2010Tornadoes in 2010

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.