Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 47, NWS Cleveland, OH

July 8, 2021Ashtabula County, Geauga County, Trumbull County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 8, 2021, 3:11 PM EDT for Ashtabula County, Geauga County, Trumbull County, Ohio. It was in force for 49 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
Jul 8, 2021, 3:11 PM EDT (19:11 UTC)
Expired
Jul 8, 2021, 4:00 PM EDT
In force
49 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Ashtabula County, OH, Geauga County, OH, Trumbull County, OH

The radar

The Cleveland radar (KCLE), 81 km from the middle of the area, began a volume at 19:13 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
Jul 8, 3:13 PM EDTTSTM WND DMG3 Wsw West Farmington, OHLARGE TREE ACROSS FARMINGTON ROAD.
Jul 8, 3:58 PM EDTTSTM WND DMG1 S Cortland, OHLARGE TREE LIMB DOWN.

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 12:00Z, 7.2 hours before the alert went out and 128 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 2021-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 174 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 12:00Z on 2021-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 132 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
174 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
757 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
132 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

656 
WUUS51 KCLE 081911
SVRCLE
OHC007-055-155-082000-
/O.NEW.KCLE.SV.W.0047.210708T1911Z-210708T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
311 PM EDT Thu Jul 8 2021

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Northern Trumbull County in northeastern Ohio...
  Southeastern Geauga County in northeastern Ohio...
  Southern Ashtabula County in northeastern Ohio...

* Until 400 PM EDT.

* At 311 PM EDT, a severe thunderstorm was located near North
  Bloomfield, or 15 miles northwest of Warren, moving east at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to trees and power lines.

* Locations impacted include...
  Cortland, Middlefield, Kinsman, North Bloomfield, Orwell, Andover,
  West Farmington, Bristolville, Parkman, Huntsburg, Mecca, Johnston,
  Cherry Valley, Orangeville and Champion Heights.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4129 8052 4132 8100 4135 8101 4134 8106
      4135 8111 4146 8110 4157 8111 4163 8052
TIME...MOT...LOC 1911Z 271DEG 34KT 4144 8095 

HAIL...<.75IN
WIND...60MPH
 
$$

Maines
2 follow-up statements
122 
WWUS51 KCLE 081930
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
330 PM EDT Thu Jul 8 2021

OHC055-081940-
/O.CAN.KCLE.SV.W.0047.000000T0000Z-210708T2000Z/
Geauga OH-
330 PM EDT Thu Jul 8 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GEAUGA COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 4136 8098 4158 8099 4159 8089 4163 8052
      4136 8052
TIME...MOT...LOC 1930Z 265DEG 31KT 4148 8077 

$$

OHC007-155-082000-
/O.CON.KCLE.SV.W.0047.000000T0000Z-210708T2000Z/
Trumbull OH-Ashtabula OH-
330 PM EDT Thu Jul 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR NORTHERN TRUMBULL AND SOUTHERN ASHTABULA COUNTIES...

At 330 PM EDT, a severe thunderstorm was located near Orwell, or 17
miles north of Warren, moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Cortland, Kinsman, North Bloomfield, Orwell, Andover, West
Farmington, Bristolville, Mecca, Johnston and Cherry Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4136 8098 4158 8099 4159 8089 4163 8052
      4136 8052
TIME...MOT...LOC 1930Z 265DEG 31KT 4148 8077 

HAIL...<.75IN
WIND...60MPH
 
$$

Maines
299 
WWUS51 KCLE 081950
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
350 PM EDT Thu Jul 8 2021

OHC007-155-082000-
/O.CON.KCLE.SV.W.0047.000000T0000Z-210708T2000Z/
Trumbull OH-Ashtabula OH-
350 PM EDT Thu Jul 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR NORTHEASTERN TRUMBULL AND SOUTHEASTERN ASHTABULA COUNTIES...

At 349 PM EDT, a severe thunderstorm was located near Pymatuning
Central, or 19 miles north of Sharpsville, moving east at 40 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Kinsman, Andover, Johnston and Cherry Valley. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a DANGEROUS SITUATION. This storm is producing widespread 
wind damage. SEEK SHELTER NOW inside a sturdy structure and stay 
away from windows.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4139 8073 4160 8077 4163 8052 4139 8052
TIME...MOT...LOC 1949Z 270DEG 34KT 4153 8055 

HAIL...<.75IN
WIND...70MPH
 
$$

Sefcovic

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 8:13 PM EDTSpecial Weather StatementCLETrumbull47 min
Jul 7, 9:28 PM EDTSpecial Weather StatementCLEKnox, Marion, Morrow47 min
Jul 8, 12:26 PM EDTSpecial Weather StatementCLECrawford, Huron, Lorain49 min
Jul 8, 2:08 PM EDTSpecial Weather StatementCLECuyahoga, Geauga, Holmes, Medina, Summit, Wayne52 min
Jul 8, 2:17 PM EDTAreal Flood AdvisoryCLECuyahoga97 min
Jul 8, 2:30 PM EDTSevere Thunderstorm WarningCLECuyahoga, Geauga30 min
Jul 8, 2:57 PM EDTSpecial Weather StatementCLEGeauga, Holmes, Mahoning, Portage, Stark, Trumbull48 min
Jul 8, 3:20 PM EDTSevere Thunderstorm WarningCLEMahoning, Portage, Stark, Trumbull40 min
Jul 8, 3:36 PM EDTAreal Flood AdvisoryCLEStark68 min
Jul 8, 3:54 PM EDTSevere Thunderstorm WarningCLEMahoning, Trumbull37 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.