Alert archive / Ohio / Tornado Warnings in 2021

Tornado Warning 9, NWS Cleveland, OH

October 21, 2021Stark County, Summit County, Wayne County, Ohio

NWS Cleveland, OH issued this tornado warning at Oct 21, 2021, 4:31 PM EDT for Stark County, Summit County, Wayne County, Ohio. It was in force for 44 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
Oct 21, 2021, 4:31 PM EDT (20:31 UTC)
Expired
Oct 21, 2021, 5:15 PM EDT
In force
44 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Stark County, OH, Summit County, OH, Wayne County, OH

The radar

The Cleveland radar (KCLE), 63 km from the middle of the area, began a volume at 20:36 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 12:00Z, 8.5 hours before the alert went out and 151 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 12:00Z on 2021-10-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2021-10-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1175 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

445 
WFUS51 KCLE 212031
TORCLE
OHC151-153-169-212115-
/O.NEW.KCLE.TO.W.0009.211021T2031Z-211021T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Cleveland OH
431 PM EDT Thu Oct 21 2021

The National Weather Service in Cleveland has issued a

* Tornado Warning for...
  West central Stark County in northeastern Ohio...
  South central Summit County in northeastern Ohio...
  Northeastern Wayne County in northeastern Ohio...

* Until 515 PM EDT.
    
* At 430 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Creston, or near Wooster, moving east at 35 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Orrville around 445 PM EDT.
  Doylestown around 450 PM EDT.
  Green around 510 PM EDT.

Other locations impacted by this tornadic thunderstorm include New
Franklin, Canal Fulton, North Lawrence, Smithville, Marshallville,
Clinton and Portage Lakes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4077 8199 4093 8198 4098 8150 4078 8150
TIME...MOT...LOC 2030Z 260DEG 30KT 4090 8192 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Maines
2 follow-up statements
839 
WWUS51 KCLE 212047
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
447 PM EDT Thu Oct 21 2021

OHC151-153-169-212115-
/O.CON.KCLE.TO.W.0009.000000T0000Z-211021T2115Z/
Stark OH-Summit OH-Wayne OH-
447 PM EDT Thu Oct 21 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR WEST
CENTRAL STARK...SOUTH CENTRAL SUMMIT AND NORTHEASTERN WAYNE
COUNTIES...
    
At 445 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Rittman, or 12 miles northeast of Wooster, moving 
east at 35 mph. A second storm capable of producing a tornado was 
located southwest of Orrville, moving east at 35 mph. 

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Doylestown around 450 PM EDT.
  Green around 510 PM EDT.

Other locations impacted by this tornadic thunderstorm include New
Franklin, Canal Fulton, North Lawrence, Marshallville, Clinton,
Smithville and Portage Lakes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4077 8190 4087 8185 4094 8183 4098 8150
      4078 8150
TIME...MOT...LOC 2045Z 260DEG 30KT 4092 8175 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Clark
431 
WWUS51 KCLE 212101
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
501 PM EDT Thu Oct 21 2021

OHC169-212110-
/O.CAN.KCLE.TO.W.0009.000000T0000Z-211021T2115Z/
Wayne OH-
501 PM EDT Thu Oct 21 2021

...THE TORNADO WARNING FOR NORTHEASTERN WAYNE COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 4080 8163 4095 8163 4098 8150 4078 8150
TIME...MOT...LOC 2100Z 258DEG 30KT 4095 8158 

$$

OHC151-153-212115-
/O.CON.KCLE.TO.W.0009.000000T0000Z-211021T2115Z/
Stark OH-Summit OH-
501 PM EDT Thu Oct 21 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR WEST
CENTRAL STARK AND SOUTH CENTRAL SUMMIT COUNTIES...
    
At 500 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Barberton, or 9 miles south of Akron, moving east at
35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Green around 510 PM EDT.

Other locations impacted by this tornadic thunderstorm include New
Franklin, Canal Fulton, North Lawrence, Clinton and Portage Lakes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4080 8163 4095 8163 4098 8150 4078 8150
TIME...MOT...LOC 2100Z 258DEG 30KT 4095 8158 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

LaPlante

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 21, 4:04 AM EDTSmall Craft AdvisoryCLE28 hr
Oct 21, 6:19 AM EDTSpecial Weather StatementCLELucas26 min
Oct 21, 6:35 AM EDTSpecial Weather StatementCLEWood25 min
Oct 21, 7:22 AM EDTSpecial Weather StatementCLEWood23 min
Oct 21, 1:26 PM EDTSpecial Weather StatementCLEMahoning64 min
Oct 21, 3:59 PM EDTSpecial Weather StatementCLEKnox46 min
Oct 21, 4:08 PM EDTTornado WarningCLEAshland, Medina, Wayne52 min
Oct 21, 4:21 PM EDTTornado WarningCLEMedina24 min
Oct 21, 4:40 PM EDTTornado WarningCLECuyahoga, Summit35 min
Oct 21, 5:04 PM EDTTornado WarningCLEGeauga, Portage, Summit41 min
Oct 21, 5:07 PM EDTTornado WarningCLEPortage, Summit38 min
Oct 21, 5:10 PM EDTTornado WarningCLEStark, Summit35 min
Oct 21, 5:45 PM EDTTornado WarningCLEMahoning, Stark45 min
Oct 21, 5:51 PM EDTTornado WarningCLEMahoning, Portage, Trumbull39 min
Oct 21, 6:18 PM EDTTornado WarningCLETrumbull20 min
Oct 21, 6:22 PM EDTTornado WarningCLETrumbull23 min

Nearby

Tornado Warnings in Ohio, 2021Every tornado warning in 2021Tornadoes in 2021

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.