Alert archive / Ohio / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 88, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Aug 11, 2021, 2:18 PM EDT for Auglaize County, Mercer County, Ohio. It was in force for 57 min. 5 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
- Aug 11, 2021, 2:18 PM EDT (18:18 UTC)
- Expired
- Aug 11, 2021, 3:15 PM EDT
- In force
- 57 min
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Auglaize County, OH, Mercer County, OH
The radar
The Cincinnati radar (KILN), 136 km from the middle of the area, began a volume at 18:19 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 |
|---|---|---|---|
| Aug 11, 3:11 PM EDT | TSTM WND DMG | Wnw Kossuth, OH | TREE BLOWN DOWN ON 197 |
| Aug 11, 3:13 PM EDT | TSTM WND DMG | 1 Ne St. Marys, OH | SIDING RIPPED OFF THE SIDE OF STRUCTURE. TIME ESTIMATED FROM RADAR DATA. |
| Aug 11, 3:16 PM EDT | HAIL 0.5 | Fort Recovery, OH | REPORT OF 1/2 INCH HAIL NEAR FT. RECOVERY |
| Aug 11, 3:18 PM EDT | TSTM WND DMG | 4 Nnw Wapakoneta, OH | TREE BLOWN DOWN ON SHORTLINE ROAD |
| Aug 11, 3:23 PM EDT | TSTM WND DMG | 3 Wsw St. Henry, OH | POWER LINES WERE BLOWN DOWN ON TOWNSHP LINE ROAD AND LANGE ROAD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.3 hours before the alert went out and 136 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
- 1853 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 1037 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
028
WUUS51 KILN 111818
SVRILN
OHC011-107-111915-
/O.NEW.KILN.SV.W.0088.210811T1818Z-210811T1915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
218 PM EDT Wed Aug 11 2021
The National Weather Service in Wilmington has issued a
* Severe Thunderstorm Warning for...
Auglaize County in west central Ohio...
Mercer County in west central Ohio...
* Until 315 PM EDT.
* At 216 PM EDT, severe thunderstorms were located along a line
extending from Monroeville to Bluffton, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Celina, Wapakoneta, St. Marys, Coldwater, Fort Shawnee, New Bremen,
Minster, St. Henry, Cridersville, Fort Recovery, Rockford, New
Knoxville, Moulton, Wabash, Mendon, Chickasaw, Burkettsville,
Buckland, Montezuma and Tama.
This includes I-75 in Ohio near mile marker 118.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4073 8446 4068 8445 4069 8422 4066 8422
4066 8412 4048 8424 4048 8434 4038 8434
4038 8443 4035 8445 4035 8480 4073 8480
TIME...MOT...LOC 1816Z 275DEG 45KT 4101 8484 4067 8529
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hatzos4 follow-up statements
675
WWUS51 KILN 111833
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
233 PM EDT Wed Aug 11 2021
OHC011-107-111915-
/O.CON.KILN.SV.W.0088.000000T0000Z-210811T1915Z/
Auglaize OH-Mercer OH-
233 PM EDT Wed Aug 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR AUGLAIZE AND MERCER COUNTIES...
At 233 PM EDT, severe thunderstorms were located along a line
extending from Ohio City to Geneva, moving southeast at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Celina, Coldwater, Fort Shawnee, New Bremen, Minster, St. Henry,
Wapakoneta, St. Marys, Cridersville, Fort Recovery, Rockford, New
Knoxville, Moulton, Wabash, Mendon, Chickasaw, Burkettsville,
Buckland, Montezuma and Tama.
This includes I-75 in Ohio near mile marker 118.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4073 8446 4068 8445 4069 8422 4066 8422
4066 8412 4048 8424 4048 8434 4038 8434
4038 8443 4035 8445 4035 8480 4073 8480
TIME...MOT...LOC 1833Z 295DEG 46KT 4083 8466 4057 8496
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hatzos995
WWUS51 KILN 111851
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
251 PM EDT Wed Aug 11 2021
OHC011-107-111915-
/O.CON.KILN.SV.W.0088.000000T0000Z-210811T1915Z/
Auglaize OH-Mercer OH-
251 PM EDT Wed Aug 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR AUGLAIZE AND MERCER COUNTIES...
At 251 PM EDT, severe thunderstorms were located along a line
extending from Spencerville to Fort Recovery, moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Celina, Coldwater, Wapakoneta, St. Marys, Fort Shawnee, New Bremen,
Minster, St. Henry, Cridersville, Fort Recovery, Rockford, New
Knoxville, Moulton, Wabash, Mendon, Chickasaw, Burkettsville,
Buckland, Montezuma and Tama.
This includes I-75 in Ohio near mile marker 118.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4073 8446 4068 8445 4069 8422 4066 8422
4066 8412 4048 8424 4048 8434 4038 8434
4038 8443 4035 8445 4035 8480 4073 8480
TIME...MOT...LOC 1851Z 288DEG 37KT 4072 8445 4049 8476
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hatzos860
WWUS51 KILN 111901
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
301 PM EDT Wed Aug 11 2021
OHC011-107-111915-
/O.CON.KILN.SV.W.0088.000000T0000Z-210811T1915Z/
Auglaize OH-Mercer OH-
301 PM EDT Wed Aug 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR AUGLAIZE AND MERCER COUNTIES...
At 301 PM EDT, severe thunderstorms were located along a line
extending from Spencerville to St. Henry, moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Celina, Wapakoneta, St. Marys, Coldwater, Fort Shawnee, New Bremen,
Minster, St. Henry, Cridersville, Fort Recovery, Rockford, New
Knoxville, Moulton, Wabash, Mendon, Chickasaw, Burkettsville,
Buckland, Montezuma and Tama.
This includes I-75 in Ohio near mile marker 118.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 4073 8446 4068 8445 4069 8422 4066 8422
4066 8412 4048 8424 4048 8434 4038 8434
4038 8443 4035 8445 4035 8480 4056 8480
4073 8462
TIME...MOT...LOC 1901Z 286DEG 35KT 4068 8439 4045 8470
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hatzos706
WWUS51 KILN 111915
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
315 PM EDT Wed Aug 11 2021
OHC011-107-111925-
/O.EXP.KILN.SV.W.0088.000000T0000Z-210811T1915Z/
Auglaize OH-Mercer OH-
315 PM EDT Wed Aug 11 2021
...THE SEVERE THUNDERSTORM WARNING FOR AUGLAIZE AND MERCER COUNTIES
HAS EXPIRED...
This warning has been replaced with a new severe thunderstorm
warning, which is in effect for Mercer and Auglaize counties until
415 PM.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
west central Ohio.
Please report previous wind damage or hail to the National Weather
Service by going to our website at weather.gov/iln and submitting
your report via social media.
LAT...LON 4073 8446 4068 8445 4069 8422 4066 8422
4066 8412 4048 8424 4048 8434 4038 8434
4038 8443 4035 8445 4035 8480 4056 8480
4073 8462
TIME...MOT...LOC 1915Z 275DEG 45KT 4067 8418 4044 8449
$$
HatzosThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 1:07 AM EDT | Special Weather Statement | ILN | Mercer | 38 min |
| Aug 11, 3:14 AM EDT | Special Weather Statement | ILN | Licking | 31 min |
| Aug 11, 3:44 AM EDT | Special Weather Statement | ILN | Licking | 31 min |
| Aug 11, 8:34 AM EDT | Special Weather Statement | ILN | Hardin | 41 min |
| Aug 11, 2:55 PM EDT | Heat Advisory | ILN | Adams, Auglaize, Brown, Butler, Champaign, Clark and 26 more | 29 hr |
| Aug 11, 3:03 PM EDT | Special Weather Statement | ILN | Darke | 27 min |
| Aug 11, 3:10 PM EDT | Severe Thunderstorm Warning | ILN | Auglaize, Darke, Logan, Mercer, Shelby | 65 min |
| Aug 11, 3:19 PM EDT | Severe Thunderstorm Warning | ILN | Hardin, Logan | 56 min |
| Aug 11, 3:47 PM EDT | Severe Thunderstorm Warning | ILN | Darke, Miami, Shelby | 41 min |
| Aug 11, 3:52 PM EDT | Special Weather Statement | ILN | Champaign, Logan | 23 min |
| Aug 11, 4:11 PM EDT | Special Weather Statement | ILN | Hardin | 19 min |
| Aug 11, 4:16 PM EDT | Special Weather Statement | ILN | Union | 29 min |
| Aug 11, 4:24 PM EDT | Severe Thunderstorm Warning | ILN | Delaware, Logan, Union | 37 min |
| Aug 11, 4:30 PM EDT | Special Weather Statement | ILN | Champaign | 30 min |
| Aug 11, 4:47 PM EDT | Special Weather Statement | ILN | Franklin, Madison | 28 min |
| Aug 11, 4:58 PM EDT | Special Weather Statement | ILN | Licking | 32 min |
| Aug 11, 5:03 PM EDT | Severe Thunderstorm Warning | ILN | Delaware, Franklin, Madison, Union | 42 min |
| Aug 11, 5:30 PM EDT | Severe Thunderstorm Warning | ILN | Licking | 41 min |
| Aug 11, 5:37 PM EDT | Special Weather Statement | ILN | Fairfield | 23 min |
| Aug 11, 5:58 PM EDT | Special Weather Statement | ILN | Fairfield | 32 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.