Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 41, NWS Cleveland, OH

July 7, 2021Cuyahoga County, Lorain County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 7, 2021, 3:44 PM EDT for Cuyahoga County, Lorain County, Ohio. It was in force for 61 min. 8 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, 3:44 PM EDT (19:44 UTC)
Expired: Jul 7, 2021, 4:45 PM EDT
In force: 61 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Cuyahoga County, OH, Lorain County, OH

The radar

The Cleveland radar (KCLE), 15 km from the middle of the area, began a volume at 19:44 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, 3:56 PM EDT	TSTM WND GST 44	2 Nw Brook Park, OH	ASOS STATION KCLE CLEVELAND.
Jul 7, 3:59 PM EDT	TSTM WND DMG	1 Sw Newburgh Heights, OH	TREE DOWN ON BIRCH LN REPORTED ON SOCIAL MEDIA.
Jul 7, 3:59 PM EDT	TSTM WND DMG	2 W Newburgh Heights, OH	CORRECTS PREVIOUS TIME FOR TSTM WND DMG REPORT FROM 2 W NEWBURGH HEIGHTS. SEVERAL TREE DOWN 2100 KENNETH AVENUE REPORTED ON SOCIAL MEDIA.
Jul 7, 3:59 PM EDT	TSTM WND DMG	2 W Newburgh Heights, OH	CORRECTS PREVIOUS TIME FOR TSTM WND DMG REPORT FROM 2 W NEWBURGH HEIGHTS. SEVERAL TREE DOWN REPORTED ON W 23RD BY SOCIAL MEDIA.
Jul 7, 4:00 PM EDT	TSTM WND DMG	2 E Brooklyn, OH	CORRECTS TIME FROM PREVIOUS TSTM WND DMG REPORT FROM 2 E BROOKLYN. TREE FELL ON HOUSE AND CAR IN OLD BROOKLYN.
Jul 7, 4:40 PM EDT	TSTM WND DMG	2 W Newburgh Heights, OH	SEVERAL TREE DOWN 2100 KENNETH AVENUE REPORTED ON SOCIAL MEDIA.
Jul 7, 4:40 PM EDT	TSTM WND DMG	2 W Newburgh Heights, OH	SEVERAL TREE DOWN REPORTED ON W 23RD BY SOCIAL MEDIA.
Jul 7, 4:53 PM EDT	TSTM WND GST 45	3 N Cleveland, OH	ASOS STATION KBKL CLEVELAND.

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, 7.7 hours before the alert went out and 180 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.

182 
WUUS51 KCLE 071944
SVRCLE
OHC035-093-072045-
/O.NEW.KCLE.SV.W.0041.210707T1944Z-210707T2045Z/

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

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Cuyahoga County in northeastern Ohio...
  Northern Lorain County in north central Ohio...

* Until 445 PM EDT.

* At 343 PM EDT, severe thunderstorms were located along a line
  extending from Lorain to near North Ridgeville to North Royalton,
  moving northeast at 25 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Cleveland, Lorain, Elyria, Vermilion, Parma, Lakewood, Euclid,
  Cleveland Heights, Strongsville, Brunswick, Westlake, North
  Royalton, North Ridgeville, Solon, Avon Lake, Warrensville Heights,
  Amherst, Grafton, Highland Hills and North Olmsted.

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 4164 8149 4157 8149 4156 8139 4148 8139
      4135 8154 4135 8159 4131 8158 4128 8162
      4127 8198 4142 8229 4151 8221 4156 8203
      4153 8188 4154 8175 4168 8152
TIME...MOT...LOC 1943Z 216DEG 23KT 4144 8217 4134 8194 4132 8176 

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

Sefcovic

2 follow-up statements

343 
WWUS51 KCLE 072012
SVSCLE

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

OHC093-072021-
/O.CAN.KCLE.SV.W.0041.000000T0000Z-210707T2045Z/
Lorain OH-
412 PM EDT Wed Jul 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN LORAIN COUNTY IS
CANCELLED...

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

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

LAT...LON 4165 8149 4157 8149 4156 8139 4148 8139
      4135 8154 4143 8177 4153 8192 4153 8187
      4154 8183 4154 8175 4168 8152
TIME...MOT...LOC 2011Z 233DEG 26KT 4153 8189 4148 8163 4146 8145 

$$

OHC035-072045-
/O.CON.KCLE.SV.W.0041.000000T0000Z-210707T2045Z/
Cuyahoga OH-
412 PM EDT Wed Jul 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR NORTHERN CUYAHOGA COUNTY...

At 411 PM EDT, severe thunderstorms were located along a line
extending from near Lakewood to near Cleveland to near Highland
Hills, moving northeast at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Cleveland, Parma, Lakewood, Euclid, Cleveland Heights, Solon,
Warrensville Heights, Highland Hills, Garfield Heights, Shaker
Heights, Maple Heights, South Euclid, Rocky River, Mayfield Heights,
East Cleveland, Lyndhurst, University Heights, Bedford, Beachwood and
Seven Hills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

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

&&

LAT...LON 4165 8149 4157 8149 4156 8139 4148 8139
      4135 8154 4143 8177 4153 8192 4153 8187
      4154 8183 4154 8175 4168 8152
TIME...MOT...LOC 2011Z 233DEG 26KT 4153 8189 4148 8163 4146 8145 

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

Sefcovic

684 
WWUS51 KCLE 072035
SVSCLE

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

OHC035-072045-
/O.EXP.KCLE.SV.W.0041.000000T0000Z-210707T2045Z/
Cuyahoga OH-
435 PM EDT Wed Jul 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN CUYAHOGA COUNTY WILL
EXPIRE AT 445 PM EDT...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.  However heavy rain is still possible with
these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
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 4165 8149 4157 8149 4156 8139 4148 8139
      4135 8154 4143 8177 4153 8192 4153 8187
      4154 8183 4154 8175 4168 8152
TIME...MOT...LOC 2035Z 216DEG 23KT 4165 8178 4160 8152 4158 8134 

$$

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, 2:36 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Lorain, Medina, Wayne	54 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, 3:46 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.