Alert archive / Ohio / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 20, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jun 18, 2021, 4:48 PM EDT for Darke County, Miami County, Shelby County, Ohio. It was in force for 27 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 18, 2021, 4:48 PM EDT (20:48 UTC)
- Expired
- Jun 18, 2021, 5:15 PM EDT
- In force
- 27 min
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Darke County, OH, Miami County, OH, Shelby County, OH
The radar
The Cincinnati radar (KILN), 109 km from the middle of the area, began a volume at 20:48 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 18, 5:07 PM EDT | HAIL 0.75 | Russia, OH |
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 18, 4:02 PM EDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.8 hours before the alert went out and 109 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1560 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
468
WUUS51 KILN 182048
SVRILN
OHC037-109-149-182115-
/O.NEW.KILN.SV.W.0020.210618T2048Z-210618T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
448 PM EDT Fri Jun 18 2021
The National Weather Service in Wilmington has issued a
* Severe Thunderstorm Warning for...
Southwestern Shelby County in west central Ohio...
Northeastern Darke County in west central Ohio...
Northwestern Miami County in west central Ohio...
* Until 515 PM EDT.
* At 448 PM EDT, a severe thunderstorm was located near Versailles,
moving southeast at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Piqua, Versailles, Covington, Newport, Bradford, Webster, Russia,
Osgood, North Star, Lockington, Yorkshire, Polo, Bloomer, Darke
County Airport, Brock, Eldora Speedway, Willowdell, Horatio and
Houston.
This includes I-75 in Ohio between mile markers 83 and 87.
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.
&&
A Tornado Watch remains in effect until 1100 PM EDT for west central
Ohio.
LAT...LON 4035 8445 4019 8412 4009 8440 4030 8465
4035 8461
TIME...MOT...LOC 2048Z 300DEG 26KT 4031 8453
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
Franks1 follow-up statement
903
WWUS51 KILN 182100
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
500 PM EDT Fri Jun 18 2021
OHC037-109-149-182115-
/O.CON.KILN.SV.W.0020.000000T0000Z-210618T2115Z/
Shelby OH-Darke OH-Miami OH-
500 PM EDT Fri Jun 18 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR SOUTHWESTERN SHELBY...NORTHEASTERN DARKE AND NORTHWESTERN MIAMI
COUNTIES...
At 500 PM EDT, a severe thunderstorm was located near Versailles,
moving southeast at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Piqua, Versailles, Covington, Newport, Bradford, Webster, Russia,
Osgood, North Star, Lockington, Yorkshire, Polo, Bloomer, Darke
County Airport, Brock, Eldora Speedway, Willowdell, Horatio and
Houston.
This includes I-75 in Ohio between mile markers 83 and 87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
A Tornado Watch remains in effect until 1100 PM EDT for west central
Ohio.
LAT...LON 4035 8445 4019 8412 4009 8440 4030 8465
4035 8461
TIME...MOT...LOC 2100Z 306DEG 23KT 4026 8446
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
HickmanThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 3:48 AM EDT | Flash Flood Watch | ILN | Adams, Auglaize, Brown, Butler, Champaign, Clark and 25 more | 33 hr |
| Jun 18, 8:42 AM EDT | Special Weather Statement | ILN | Auglaize | 33 min |
| Jun 18, 9:10 AM EDT | Special Weather Statement | ILN | Auglaize | 35 min |
| Jun 18, 9:12 AM EDT | Special Weather Statement | ILN | Hardin | 33 min |
| Jun 18, 9:38 AM EDT | Special Weather Statement | ILN | Champaign, Logan, Shelby | 37 min |
| Jun 18, 9:45 AM EDT | Special Weather Statement | ILN | Miami, Preble | 30 min |
| Jun 18, 10:03 AM EDT | Special Weather Statement | ILN | Butler, Preble | 27 min |
| Jun 18, 10:13 AM EDT | Special Weather Statement | ILN | Montgomery, Preble | 32 min |
| Jun 18, 10:28 AM EDT | Special Weather Statement | ILN | Butler, Preble | 32 min |
| Jun 18, 10:32 AM EDT | Special Weather Statement | ILN | Hamilton | 28 min |
| Jun 18, 10:57 AM EDT | Special Weather Statement | ILN | Butler, Hamilton, Warren | 33 min |
| Jun 18, 11:26 AM EDT | Special Weather Statement | ILN | Brown, Clermont, Warren | 34 min |
| Jun 18, 11:37 AM EDT | Severe Thunderstorm Warning | ILN | Clermont | 25 min |
| Jun 18, 3:47 PM EDT | Severe Thunderstorm Warning | ILN | Mercer | 43 min |
| Jun 18, 3:59 PM EDT | Tornado Warning | ILN | Mercer | 31 min |
| Jun 18, 4:11 PM EDT | Tornado Warning | ILN | Darke, Mercer | 34 min |
| Jun 18, 4:41 PM EDT | Special Weather Statement | ILN | Shelby | 34 min |
| Jun 18, 5:09 PM EDT | Tornado Warning | ILN | Darke, Miami, Shelby | 36 min |
| Jun 18, 5:16 PM EDT | Severe Thunderstorm Warning | ILN | Darke | 44 min |
| Jun 18, 5:34 PM EDT | Tornado Warning | ILN | Darke | 26 min |
| Jun 18, 5:57 PM EDT | Severe Thunderstorm Warning | ILN | Clark, Greene, Miami, Montgomery | 33 min |
| Jun 18, 6:00 PM EDT | Tornado Warning | ILN | Darke, Miami, Montgomery, Preble | 30 min |
| Jun 18, 6:11 PM EDT | Tornado Warning | ILN | Darke, Miami, Montgomery, Preble | 34 min |
| Jun 18, 6:39 PM EDT | Severe Thunderstorm Warning | ILN | Greene, Miami, Montgomery | 51 min |
| Jun 18, 6:53 PM EDT | Areal Flood Advisory | ILN | Montgomery | 6 hr |
| Jun 18, 7:00 PM EDT | Special Weather Statement | ILN | Darke | 30 min |
| Jun 18, 7:13 PM EDT | Severe Thunderstorm Warning | ILN | Darke | 32 min |
| Jun 18, 7:19 PM EDT | Areal Flood Advisory | ILN | Greene | 6 hr |
| Jun 18, 7:19 PM EDT | Severe Thunderstorm Warning | ILN | Greene, Montgomery | 41 min |
| Jun 18, 7:53 PM EDT | Severe Thunderstorm Warning | ILN | Clinton, Fayette, Greene, Warren | 52 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.