Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 37, NWS Cleveland, OH

July 7, 20214 counties in Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 7, 2021, 2:36 PM EDT for 4 counties in Ohio. It was in force for 54 min. 4 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 7, 2021, 2:36 PM EDT (18:36 UTC)
Expired: Jul 7, 2021, 3:30 PM EDT
In force: 54 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Ashland County, OH, Lorain County, OH, Medina County, OH, Wayne County, OH

The radar

The Cleveland radar (KCLE), 57 km from the middle of the area, began a volume at 18:38 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

Time	Report	Where	Remark
Jul 7, 2:42 PM EDT	TSTM WND DMG	2 W Ashland, OH	TREE DOWN ALONG TOWNSHIP RD 1153.
Jul 7, 2:42 PM EDT	TSTM WND DMG	2 W Ashland, OH	TREE DOWN ON TOWNSHIP ROAD 1153.
Jul 7, 2:48 PM EDT	TSTM WND DMG	4 Wnw Polk, OH	TREE DOWN ALONG COUNTY ROAD 801.
Jul 7, 2:48 PM EDT	TSTM WND DMG	4 W Polk, OH	TREE DOWN ALONG COUNTY ROAD 801.

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.

Issued	Product	Office	Lasted
Jul 7, 1:31 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 6.6 hours before the alert went out and 195 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 505 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 1230 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 36 m²/s²
0-3 km storm-relative helicity: 53 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

012 
WUUS51 KCLE 071836
SVRCLE
OHC005-093-103-169-071930-
/O.NEW.KCLE.SV.W.0037.210707T1836Z-210707T1930Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
236 PM EDT Wed Jul 7 2021

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Southwestern Medina County in northeastern Ohio...
  Northern Ashland County in north central Ohio...
  Northwestern Wayne County in northeastern Ohio...
  Southwestern Lorain County in north central Ohio...

* Until 330 PM EDT.

* At 236 PM EDT, a severe thunderstorm was located over Savannah, or
  near Ashland, moving east at 20 mph.

  HAZARD...60 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Ashland, Wellington, Lodi, Creston, West Salem, Chippewa Lake,
  Savannah, Polk, Sullivan, Seville, Penfield, Westfield Center,
  Spencer, Gloria Glens Park, Bailey Lakes, Burbank, Congress,
  Rochester, Rowsburg and Chippewa-On-The-Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4082 8237 4092 8242 4099 8242 4099 8244
      4106 8244 4107 8241 4107 8234 4110 8234
      4123 8204 4109 8188 4089 8179
TIME...MOT...LOC 1836Z 251DEG 18KT 4096 8233 

HAIL...0.88IN
WIND...60MPH
 
$$

Sefcovic

2 follow-up statements

810 
WWUS51 KCLE 071905
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
305 PM EDT Wed Jul 7 2021

OHC169-071915-
/O.CAN.KCLE.SV.W.0037.000000T0000Z-210707T1930Z/
Wayne OH-
305 PM EDT Wed Jul 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WAYNE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved north of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
north central and northeastern Ohio.

LAT...LON 4113 8228 4123 8204 4109 8188 4100 8183
      4099 8184 4099 8213 4095 8227
TIME...MOT...LOC 1905Z 239DEG 16KT 4114 8219 4102 8220 

$$

OHC005-093-103-071930-
/O.CON.KCLE.SV.W.0037.000000T0000Z-210707T1930Z/
Medina OH-Ashland OH-Lorain OH-
305 PM EDT Wed Jul 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR SOUTHWESTERN MEDINA...NORTHEASTERN ASHLAND AND SOUTH CENTRAL
LORAIN COUNTIES...

At 305 PM EDT, severe thunderstorms were located along a line
extending from near Wellington to near Polk, moving northeast at 20
mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Wellington, Lodi, Creston, Chippewa Lake, Sullivan, Seville,
Penfield, Westfield Center, Spencer, Gloria Glens Park, Burbank,
Chippewa-On-The-Lake and Briarwood Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 4113 8228 4123 8204 4109 8188 4100 8183
      4099 8184 4099 8213 4095 8227
TIME...MOT...LOC 1905Z 239DEG 16KT 4114 8219 4102 8220 

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

Sefcovic

740 
WWUS51 KCLE 071923
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
323 PM EDT Wed Jul 7 2021

OHC005-093-103-071932-
/O.EXP.KCLE.SV.W.0037.000000T0000Z-210707T1930Z/
Medina OH-Ashland OH-Lorain OH-
323 PM EDT Wed Jul 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MEDINA...
NORTHEASTERN ASHLAND AND SOUTHWESTERN LORAIN COUNTIES WILL EXPIRE AT
330 PM EDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
north central and northeastern Ohio.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Cleveland.

LAT...LON 4113 8228 4123 8204 4109 8188 4100 8183
      4099 8184 4099 8213 4095 8227
TIME...MOT...LOC 1922Z 251DEG 18KT 4117 8209 4105 8210 

$$

Sefcovic

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 12:08 PM EDT	Special Weather Statement	CLE	Ashland	52 min
Jul 7, 1:00 PM EDT	Special Weather Statement	CLE	Wayne	45 min
Jul 7, 1:06 PM EDT	Special Weather Statement	CLE	Knox	39 min
Jul 7, 1:37 PM EDT	Special Weather Statement	CLE	Holmes, Wayne	53 min
Jul 7, 1:42 PM EDT	Special Weather Statement	CLE	Ashland	48 min
Jul 7, 1:45 PM EDT	Severe Thunderstorm Warning	CLE	Holmes, Stark, Summit, Wayne	41 min
Jul 7, 2:01 PM EDT	Special Weather Statement	CLE	Huron	44 min
Jul 7, 2:37 PM EDT	Severe Thunderstorm Warning	CLE	Hancock, Wood	38 min
Jul 7, 2:39 PM EDT	Special Weather Statement	CLE	Hancock, Wyandot	36 min
Jul 7, 2:46 PM EDT	Severe Thunderstorm Warning	CLE	Hancock, Seneca, Wyandot	23 min
Jul 7, 3:04 PM EDT	Special Weather Statement	CLE	Wood	26 min
Jul 7, 3:07 PM EDT	Special Marine Warning	CLE		71 min
Jul 7, 3:15 PM EDT	Severe Thunderstorm Warning	CLE	Sandusky, Seneca	19 min
Jul 7, 3:22 PM EDT	Special Weather Statement	CLE	Medina	38 min
Jul 7, 3:33 PM EDT	Special Weather Statement	CLE	Lucas	27 min
Jul 7, 3:44 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain	61 min
Jul 7, 3:46 PM EDT	Special Weather Statement	CLE	Ashland	44 min
Jul 7, 3:49 PM EDT	Special Marine Warning	CLE		116 min
Jul 7, 3:49 PM EDT	Special Weather Statement	CLE	Crawford, Marion, Wyandot	41 min
Jul 7, 3:51 PM EDT	Special Marine Warning	CLE		100 min
Jul 7, 4:16 PM EDT	Special Weather Statement	CLE	Ashtabula, Geauga, Lake	44 min
Jul 7, 4:29 PM EDT	Special Weather Statement	CLE	Mahoning	31 min
Jul 7, 4:34 PM EDT	Special Weather Statement	CLE	Ashland, Richland	56 min
Jul 7, 4:40 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Huron, Richland	37 min
Jul 7, 4:59 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Huron, Lorain, Richland	46 min
Jul 7, 5:12 PM EDT	Special Weather Statement	CLE	Ashtabula, Lake	48 min
Jul 7, 5:34 PM EDT	Special Marine Warning	CLE		100 min
Jul 7, 5:36 PM EDT	Special Marine Warning	CLE		114 min
Jul 7, 5:58 PM EDT	Special Weather Statement	CLE	Lorain	47 min
Jul 7, 6:22 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Medina, Summit	31 min
Jul 7, 6:28 PM EDT	Special Weather Statement	CLE	Stark, Wayne	47 min
Jul 7, 6:45 PM EDT	Special Weather Statement	CLE	Lucas	45 min
Jul 7, 7:12 PM EDT	Special Weather Statement	CLE	Stark	48 min
Jul 7, 7:24 PM EDT	Special Marine Warning	CLE		71 min
Jul 7, 7:38 PM EDT	Special Weather Statement	CLE	Portage, Trumbull	52 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2021 Every 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.