Alert archive / Ohio / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 9, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 2021, 5:38 AM EDT for Cuyahoga County, Lorain County, Ohio. It was in force for 67 min. 6 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
- Jun 21, 2021, 5:38 AM EDT (09:38 UTC)
- Expired
- Jun 21, 2021, 6:45 AM EDT
- In force
- 67 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), 9 km from the middle of the area, began a volume at 09:41 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 21, 5:56 AM EDT | TSTM WND GST 44 | 3 E South Amherst, OH | 38 KNOT WIND GUST AT ASOS STATION KLPR LORAIN ELYRIA. |
| Jun 21, 6:04 AM EDT | TSTM WND DMG | Westlake, OH | REPORT AND PHOTOS OF TREES DOWN IN WESTLAKE RELAYED BY WEWS. |
| Jun 21, 6:10 AM EDT | TSTM WND DMG | 2 Ese Fairview Park, OH | TREE SNAPPED ON PURITAS AVE. |
| Jun 21, 6:12 AM EDT | TSTM WND GST 49 | 2 Nw Brook Park, OH | 43 KNOT WIND GUST AT ASOS STATION KCLE CLEVELAND. |
| Jun 21, 6:18 AM EDT | TSTM WND GST 51 | 3 N Cleveland, OH | 44 KNOT WIND GUST AT ASOS STATION KBKL CLEVELAND. |
| Jun 21, 6:34 AM EDT | TSTM WND DMG | Oakwood Village, OH | TREE DOWN ONTO HOUSE ON 7000 BLOCK OF OAKHILL ROAD. A POWER POLE WAS ALSO DOWNED TO THE WEST OF THIS LOCATION ON BROADWAY AVENUE. |
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 |
|---|---|---|---|
| Jun 21, 1:00 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 9.6 hours before the alert went out and 184 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.
- Mixed-layer CAPE
- 1681 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1290 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.0
The text
As transmitted.
531
WUUS51 KCLE 210938
SVRCLE
OHC035-093-211045-
/O.NEW.KCLE.SV.W.0009.210621T0938Z-210621T1045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
538 AM EDT Mon Jun 21 2021
The National Weather Service in Cleveland has issued a
* Severe Thunderstorm Warning for...
Cuyahoga County in northeastern Ohio...
Lorain County in north central Ohio...
* Until 645 AM EDT.
* At 538 AM EDT, severe thunderstorms were located along a line
extending from near Western Vermilion to near Milan, moving east at
55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Cleveland, Lorain, Elyria, Vermilion, Western Vermilion, Parma,
Lakewood, Euclid, Cleveland Heights, Strongsville, Brunswick,
Westlake, North Royalton, North Ridgeville, Solon, Avon Lake,
Warrensville Heights, Amherst, Grafton and Highland Hills.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4169 8150 4157 8149 4156 8139 4136 8139
4135 8159 4128 8157 4127 8197 4121 8234
4147 8235 4147 8229 4156 8203 4153 8188
4154 8175
TIME...MOT...LOC 0938Z 266DEG 49KT 4149 8238 4131 8249
HAIL...<.75IN
WIND...60MPH
$$
Sefcovic3 follow-up statements
907
WWUS51 KCLE 211014
SVSCLE
Severe Weather Statement
National Weather Service Cleveland OH
614 AM EDT Mon Jun 21 2021
OHC035-093-211045-
/O.CON.KCLE.SV.W.0009.000000T0000Z-210621T1045Z/
Cuyahoga OH-Lorain OH-
614 AM EDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM EDT
FOR CUYAHOGA AND NORTHEASTERN LORAIN COUNTIES...
At 613 AM EDT, severe thunderstorms were located along a line
extending from Lakewood to near Strongsville, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Cleveland, Elyria, Parma, Lakewood, Euclid, Cleveland Heights,
Strongsville, Brunswick, Westlake, North Royalton, North Ridgeville,
Solon, Avon Lake, Warrensville Heights, Grafton, Highland Hills,
North Olmsted, Garfield Heights, Shaker Heights and Maple Heights.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4169 8150 4157 8149 4156 8139 4136 8139
4135 8159 4133 8159 4128 8157 4127 8196
4128 8214 4153 8197 4154 8175 4166 8153
TIME...MOT...LOC 1013Z 265DEG 46KT 4150 8179 4132 8190
HAIL...<.75IN
WIND...60MPH
$$
Clark573
WWUS51 KCLE 211033
SVSCLE
Severe Weather Statement
National Weather Service Cleveland OH
633 AM EDT Mon Jun 21 2021
OHC093-211043-
/O.CAN.KCLE.SV.W.0009.000000T0000Z-210621T1045Z/
Lorain OH-
633 AM EDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN 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 800 AM EDT for
northeastern Ohio.
LAT...LON 4169 8150 4157 8149 4156 8139 4136 8139
4135 8159 4133 8159 4128 8157 4127 8184
4155 8170 4166 8153
TIME...MOT...LOC 1033Z 264DEG 51KT 4152 8146 4134 8157
$$
OHC035-211045-
/O.CON.KCLE.SV.W.0009.000000T0000Z-210621T1045Z/
Cuyahoga OH-
633 AM EDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM EDT
FOR CUYAHOGA COUNTY...
At 633 AM EDT, severe thunderstorms were located along a line
extending from near Cleveland Heights to near Macedonia, moving east
at 60 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Cleveland, Parma, Euclid, Cleveland Heights, Strongsville, Brunswick,
North Royalton, Solon, Warrensville Heights, Highland Hills, Garfield
Heights, Shaker Heights, Maple Heights, South Euclid, Parma Heights,
Broadview Heights, Mayfield Heights, East Cleveland, Middleburg
Heights and Lyndhurst.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4169 8150 4157 8149 4156 8139 4136 8139
4135 8159 4133 8159 4128 8157 4127 8184
4155 8170 4166 8153
TIME...MOT...LOC 1033Z 264DEG 51KT 4152 8146 4134 8157
HAIL...<.75IN
WIND...60MPH
$$
Clark471
WWUS51 KCLE 211046
SVSCLE
Severe Weather Statement
National Weather Service Cleveland OH
646 AM EDT Mon Jun 21 2021
OHC035-211055-
/O.EXP.KCLE.SV.W.0009.000000T0000Z-210621T1045Z/
Cuyahoga OH-
646 AM EDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR CUYAHOGA COUNTY HAS EXPIRED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been allowed to expire.
A Severe Thunderstorm Watch remains in effect until 800 AM EDT for
northeastern Ohio.
LAT...LON 4169 8150 4157 8149 4156 8139 4136 8139
4135 8159 4133 8159 4128 8157 4127 8184
4155 8170 4166 8153
TIME...MOT...LOC 1045Z 266DEG 49KT 4153 8132 4135 8143
$$
ClarkThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 8:59 PM EDT | Special Weather Statement | CLE | Lucas | 16 min |
| Jun 20, 9:18 PM EDT | Special Marine Warning | CLE | 70 min | |
| Jun 20, 9:34 PM EDT | Special Weather Statement | CLE | Lucas | 41 min |
| Jun 20, 10:02 PM EDT | Severe Thunderstorm Warning | CLE | Lucas, Wood | 46 min |
| Jun 20, 10:44 PM EDT | Special Marine Warning | CLE | 46 min | |
| Jun 20, 10:54 PM EDT | Special Marine Warning | CLE | 96 min | |
| Jun 20, 11:03 PM EDT | Special Marine Warning | CLE | 87 min | |
| Jun 20, 11:52 PM EDT | Special Marine Warning | CLE | 113 min | |
| Jun 21, 12:18 AM EDT | Special Weather Statement | CLE | Lucas | 42 min |
| Jun 21, 12:40 AM EDT | Special Weather Statement | CLE | Ottawa | 50 min |
| Jun 21, 1:37 AM EDT | Special Marine Warning | CLE | 113 min | |
| Jun 21, 2:19 AM EDT | Special Marine Warning | CLE | 116 min | |
| Jun 21, 3:52 AM EDT | Severe Thunderstorm Warning | CLE | Lucas, Ottawa, Sandusky, Wood | 68 min |
| Jun 21, 4:03 AM EDT | Special Marine Warning | CLE | 86 min | |
| Jun 21, 4:17 AM EDT | Special Weather Statement | CLE | Hancock, Wood | 43 min |
| Jun 21, 4:57 AM EDT | Special Weather Statement | CLE | Erie, Hancock, Huron, Sandusky, Seneca, Wyandot | 63 min |
| Jun 21, 5:05 AM EDT | Special Marine Warning | CLE | 115 min | |
| Jun 21, 5:17 AM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron, Sandusky, Seneca | 43 min |
| Jun 21, 6:14 AM EDT | Special Marine Warning | CLE | 2 hr | |
| Jun 21, 6:26 AM EDT | Severe Thunderstorm Warning | CLE | Geauga, Lake | 49 min |
| Jun 21, 6:29 AM EDT | Special Weather Statement | CLE | Ashland, Medina, Portage, Summit, Wayne | 31 min |
| Jun 21, 6:43 AM EDT | Severe Thunderstorm Warning | CLE | Geauga, Portage, Summit | 47 min |
| Jun 21, 6:51 AM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Trumbull | 54 min |
| Jun 21, 7:02 AM EDT | Special Weather Statement | CLE | Stark | 43 min |
| Jun 21, 7:31 AM EDT | Special Weather Statement | CLE | Mahoning | 44 min |
| Jun 21, 9:52 AM EDT | Special Weather Statement | CLE | Stark | 23 min |
| Jun 21, 10:12 AM EDT | Special Weather Statement | CLE | Mahoning | 48 min |
| Jun 21, 11:47 AM EDT | Special Weather Statement | CLE | Cuyahoga | 43 min |
| Jun 21, 11:51 AM EDT | Special Weather Statement | CLE | Ashland, Richland | 39 min |
| Jun 21, 12:13 PM EDT | Special Weather Statement | CLE | Geauga, Lake | 47 min |
| Jun 21, 12:17 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Holmes, Richland, Wayne | 43 min |
| Jun 21, 12:43 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Medina, Portage, Stark, Summit | 47 min |
| Jun 21, 12:48 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Geauga, Trumbull | 57 min |
| Jun 21, 12:52 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Geauga, Lake | 34 min |
| Jun 21, 1:09 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Portage, Stark, Trumbull | 54 min |
| Jun 21, 1:15 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 60 min |
| Jun 21, 1:20 PM EDT | Areal Flood Advisory | CLE | Ashtabula | 5 hr |
| Jun 21, 1:31 PM EDT | Severe Thunderstorm Warning | CLE | Stark | 29 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.