Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 4, NWS Cleveland, OH

June 20, 2021Trumbull County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 20, 2021, 5:06 PM EDT for Trumbull County, Ohio. It was in force for 24 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 20, 2021, 5:06 PM EDT (21:06 UTC)
Expired: Jun 20, 2021, 5:30 PM EDT
In force: 24 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Trumbull County, OH

The radar

The Cleveland radar (KCLE), 93 km from the middle of the area, began a volume at 21:07 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
Jun 20, 5:17 PM EDT	TSTM WND DMG	5 Ne Cortland, OH	SEVERAL REPORTS OF TREES DOWN AROUND JOHNSTON AND FOWLER, INCLUDING A TREE DOWN ON WIRES ON OH-193 IN JOHNSTON. TIME ESTIMATED VIA RADAR.

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, 9.1 hours before the alert went out and 113 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: 1056 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 807 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 91 m²/s²
0-3 km storm-relative helicity: 128 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.2

Open this sounding in Storm Lab

The text

As transmitted.

166 
WUUS51 KCLE 202106
SVRCLE
OHC155-202130-
/O.NEW.KCLE.SV.W.0004.210620T2106Z-210620T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
506 PM EDT Sun Jun 20 2021

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Central Trumbull County in northeastern Ohio...

* Until 530 PM EDT.

* At 506 PM EDT, a severe thunderstorm was located over Cortland, or
  8 miles north of Warren, moving east at 30 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible. Expect damage to 
           trees and power lines.

* Locations impacted include...
  Warren, Cortland, Bristolville, Vienna Center, Leavittsburg,
  Vienna, Mecca, Johnston, Orangeville, Yankee Lake, Brookfield
  Center, Howland Center, West Hill and Champion Heights.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4126 8092 4140 8087 4141 8052 4119 8052
TIME...MOT...LOC 2106Z 267DEG 28KT 4135 8076 

HAIL...1.00IN
WIND...60MPH
 
$$

Maines

2 follow-up statements

810 
WWUS51 KCLE 202124
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
524 PM EDT Sun Jun 20 2021

OHC155-202130-
/O.CON.KCLE.SV.W.0004.000000T0000Z-210620T2130Z/
Trumbull OH-
524 PM EDT Sun Jun 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHEASTERN TRUMBULL COUNTY...

At 523 PM EDT, a severe thunderstorm was located near Cortland, or 9
miles northeast of Warren, moving east at 25 mph.

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

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible. Expect damage to 
         trees and power lines.

Locations impacted include...
Warren, Cortland, Vienna Center, Vienna, Mecca, Johnston,
Orangeville, Yankee Lake, Brookfield Center, Howland Center and West
Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4125 8083 4140 8078 4141 8052 4119 8052
TIME...MOT...LOC 2123Z 278DEG 22KT 4131 8066 

HAIL...1.00IN
WIND...60MPH
 
$$

Maines

633 
WWUS51 KCLE 202130
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
530 PM EDT Sun Jun 20 2021

OHC155-202139-
/O.EXP.KCLE.SV.W.0004.000000T0000Z-210620T2130Z/
Trumbull OH-
530 PM EDT Sun Jun 20 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TRUMBULL COUNTY
WILL EXPIRE AT 530 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

LAT...LON 4125 8083 4140 8078 4141 8052 4119 8052
TIME...MOT...LOC 2129Z 267DEG 28KT 4131 8062 

$$

Maines

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 19, 9:18 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning	31 min
Jun 20, 2:23 PM EDT	Special Weather Statement	CLE	Geauga	52 min
Jun 20, 2:25 PM EDT	Special Weather Statement	CLE	Medina	50 min
Jun 20, 2:33 PM EDT	Special Weather Statement	CLE	Cuyahoga	42 min
Jun 20, 3:07 PM EDT	Special Weather Statement	CLE	Trumbull	38 min
Jun 20, 3:10 PM EDT	Special Weather Statement	CLE	Geauga	50 min
Jun 20, 3:20 PM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Geauga	40 min
Jun 20, 3:41 PM EDT	Areal Flood Advisory	CLE	Cuyahoga, Geauga	3 hr
Jun 20, 3:42 PM EDT	Areal Flood Advisory	CLE	Ashtabula	3 hr
Jun 20, 3:51 PM EDT	Small Craft Advisory	CLE		38 hr
Jun 20, 3:52 PM EDT	Beach Hazards Statement	CLE	Ashtabula, Cuyahoga, Erie, Lake, Lorain, Lucas and 1 more	38 hr
Jun 20, 4:12 PM EDT	Special Weather Statement	CLE	Trumbull	48 min
Jun 20, 4:39 PM EDT	Special Weather Statement	CLE	Stark	51 min
Jun 20, 5:01 PM EDT	Special Weather Statement	CLE	Trumbull	44 min
Jun 20, 5:09 PM EDT	Special Weather Statement	CLE	Summit	51 min
Jun 20, 5:51 PM EDT	Special Weather Statement	CLE	Mahoning	39 min
Jun 20, 5:59 PM EDT	Special Weather Statement	CLE	Stark	46 min
Jun 20, 7:03 PM EDT	Special Weather Statement	CLE	Trumbull	42 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.