Alert archive / Ohio / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 31, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jun 18, 2021, 8:18 PM EDT for Clinton County, Greene County, Warren County, Ohio. It was in force for 42 min. 10 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 18, 2021, 8:18 PM EDT (00:18 UTC)
- Expired
- Jun 18, 2021, 9:00 PM EDT
- In force
- 42 min
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
- Hail
- 2.0 in
- Wind
- 70.0 mph
Counties Clinton County, OH, Greene County, OH, Warren County, OH
The radar
The Cincinnati radar (KILN), 9 km from the middle of the area, began a volume at 00:21 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, 8:33 PM EDT | TSTM WND DMG | 3 W Wilmington, OH | LARGE LIMBS DOWNED ACROSS US ROUTE 22 NEAR MEGAN DRIVE. TIME ESTIMATED FROM RADAR. |
| Jun 18, 8:33 PM EDT | TSTM WND DMG | 4 W Wilmington, OH | LARGE LIMBS DOWNED ACROSS US ROUTE 22 NEAR HALE ROAD AND NEAR OGDEN ROAD. TIME ESTIMATED FROM RADAR. |
| Jun 18, 8:34 PM EDT | TSTM WND DMG | 1 W Wilmington, OH | TREE DOWNED AT A PROPERTY ON US ROUTE 22 NEAR NELSON AVE. TIME ESTIMATED FROM RADAR. |
| Jun 18, 8:39 PM EDT | TSTM WND DMG | 3 N Clarksville, OH | WIDESPREAD TREE DAMAGE IN THE MASSIE TOWNSHIP AREA, ESPECIALLY NEAR SHEROD ROAD AND HARVEYSBURG ROAD. ONE HOUSE HAD TWO WINDOWS BLOWN IN. TIME ESTIMATED FROM RADAR. |
| Jun 18, 8:40 PM EDT | TSTM WND DMG | 4 W Wilmington, OH | SIX LARGE AND SEVERAL SMALLER TREES BLOWN DOWN. |
| Jun 18, 8:42 PM EDT | TSTM WND DMG | 5 W Wilmington, OH | TREE DOWNED ACROSS CLARKSVILLE ROAD SOUTH OF BEECHGROVE ROAD. TIME ESTIMATED FROM RADAR. |
| Jun 18, 8:45 PM EDT | TSTM WND DMG | 4 W Wilmington, OH | TREES DOWN |
| Jun 18, 8:48 PM EDT | TSTM WND GST 60 | Kiln Wilmington Apt, OH | |
| Jun 18, 8:52 PM EDT | TSTM WND DMG | 2 Nw Ki66 Clinton Cty A, OH | MULTIPLE TREES DOWN |
| Jun 18, 8:57 PM EDT | TSTM WND GST 70 | 2 Sse Wilmington, 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 00:00Z, 0.3 hours before the alert went out and 6 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
- 2257 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 1236 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 214 m²/s²
- 0-3 km storm-relative helicity
- 240 m²/s²
- Significant tornado parameter
- 1.9
- Supercell composite
- 17.6
The text
As transmitted.
818
WUUS51 KILN 190018
SVRILN
OHC027-057-165-190100-
/O.NEW.KILN.SV.W.0031.210619T0018Z-210619T0100Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
818 PM EDT Fri Jun 18 2021
The National Weather Service in Wilmington has issued a
* Severe Thunderstorm Warning for...
Northeastern Warren County in southwestern Ohio...
Clinton County in southwestern Ohio...
Southeastern Greene County in west central Ohio...
* Until 900 PM EDT.
* At 817 PM EDT, a severe thunderstorm was located 8 miles northwest
of Wilmington, moving southeast at 15 mph.
HAZARD...Two inch hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
Wilmington, Sabina, New Vienna, Harveysburg, Corwin, Bowersville,
Port William, Paintersville, Melvin, Bloomington, Lumberton,
Middleton Corner, New Antioch, Oakland, Cuba, Lees Creek,
Reesville, Caesar Creek State Park, Morrisville and Ogden.
This includes I-71 in Ohio between mile markers 41 and 60.
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 central,
southwestern and west central Ohio.
LAT...LON 3938 8395 3951 8408 3967 8391 3957 8367
3955 8367 3955 8361 3953 8358 3949 8358
3940 8360 3934 8366 3930 8373
TIME...MOT...LOC 0017Z 303DEG 14KT 3956 8390
HAIL...2.00IN
WIND...70MPH
$$
Hickman1 follow-up statement
329
WWUS51 KILN 190048
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
848 PM EDT Fri Jun 18 2021
OHC057-165-190057-
/O.CAN.KILN.SV.W.0031.000000T0000Z-210619T0100Z/
Warren OH-Greene OH-
848 PM EDT Fri Jun 18 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WARREN AND
SOUTHEASTERN GREENE COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM EDT for central,
southwestern and west central Ohio.
LAT...LON 3938 8395 3947 8398 3957 8390 3955 8361
3953 8358 3949 8358 3940 8360 3934 8366
3930 8373
TIME...MOT...LOC 0047Z 303DEG 14KT 3949 8377
$$
OHC027-190100-
/O.CON.KILN.SV.W.0031.000000T0000Z-210619T0100Z/
Clinton OH-
848 PM EDT Fri Jun 18 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR CLINTON COUNTY...
At 847 PM EDT, a severe thunderstorm was located near Wilmington,
moving southeast at 15 mph.
HAZARD...Two inch hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
Locations impacted include...
Wilmington, Sabina, New Vienna, Port William, Melvin, Bloomington,
Lumberton, New Antioch, Oakland, Cuba, Lees Creek, Reesville,
Morrisville, Ogden, Kingman, Burtonville, Interstate 71 at US Route
68 and Cowan Lake State Park.
This includes I-71 in Ohio between mile markers 43 and 58.
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 central,
southwestern and west central Ohio.
LAT...LON 3938 8395 3947 8398 3957 8390 3955 8361
3953 8358 3949 8358 3940 8360 3934 8366
3930 8373
TIME...MOT...LOC 0047Z 303DEG 14KT 3949 8377
HAIL...2.00IN
WIND...70MPH
$$
HickmanThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 8:10 PM EDT | Severe Thunderstorm Warning | ILN | Butler, Hamilton | 50 min |
| Jun 18, 8:11 PM EDT | Flash Flood Warning | ILN | Greene, Montgomery | 3 hr |
| Jun 18, 8:11 PM EDT | Severe Thunderstorm Warning | ILN | Greene, Montgomery | 34 min |
| Jun 18, 8:14 PM EDT | Severe Thunderstorm Warning | ILN | Montgomery, Preble | 31 min |
| Jun 18, 8:33 PM EDT | Tornado Warning | ILN | Greene, Montgomery, Warren | 27 min |
| Jun 18, 8:39 PM EDT | Severe Thunderstorm Warning | ILN | Butler, Hamilton, Montgomery, Preble, Warren | 36 min |
| Jun 18, 8:46 PM EDT | Tornado Warning | ILN | Butler, Montgomery, Warren | 29 min |
| Jun 18, 8:51 PM EDT | Severe Thunderstorm Warning | ILN | Clinton, Fayette, Highland | 39 min |
| Jun 18, 9:09 PM EDT | Severe Thunderstorm Warning | ILN | Adams, Brown, Clinton, Highland | 51 min |
| Jun 18, 9:11 PM EDT | Tornado Warning | ILN | Hamilton | 34 min |
| Jun 18, 9:15 PM EDT | Severe Thunderstorm Warning | ILN | Brown, Butler, Clermont, Clinton, Hamilton, Warren | 45 min |
| Jun 18, 9:16 PM EDT | Flash Flood Warning | ILN | Clinton, Greene, Warren | 3 hr |
| Jun 18, 9:26 PM EDT | Flash Flood Warning | ILN | Butler, Montgomery, Warren | 3 hr |
| Jun 18, 9:32 PM EDT | Flash Flood Warning | ILN | Clinton, Highland, Pike | 3 hr |
| Jun 18, 9:39 PM EDT | Areal Flood Advisory | ILN | Hamilton | 3 hr |
| Jun 18, 9:49 PM EDT | Severe Thunderstorm Warning | ILN | Adams, Brown, Clermont, Pike, Scioto | 56 min |
| Jun 18, 10:34 PM EDT | Severe Thunderstorm Warning | ILN | Adams, Scioto | 41 min |
| Jun 18, 10:58 PM EDT | Special Weather Statement | ILN | Butler, Warren | 32 min |
| Jun 18, 11:03 PM EDT | Severe Thunderstorm Warning | ILN | Butler, Clermont, Hamilton, Warren | 42 min |
| Jun 18, 11:15 PM EDT | Areal Flood Warning | ILN | Greene, Montgomery | 6 hr |
| Jun 18, 11:21 PM EDT | River Flood Warning | ILN | Greene, Warren | 20 hr |
| Jun 18, 11:43 PM EDT | Severe Thunderstorm Warning | ILN | Brown, Clermont, Clinton, Highland, Warren | 19 min |
| Jun 19, 12:01 AM EDT | Severe Thunderstorm Warning | ILN | Darke | 27 min |
| Jun 19, 12:12 AM EDT | Areal Flood Advisory | ILN | Warren | 3 hr |
| Jun 19, 12:19 AM EDT | Special Weather Statement | ILN | Miami | 26 min |
| Jun 19, 12:23 AM EDT | Special Weather Statement | ILN | Preble | 37 min |
| Jun 19, 12:33 AM EDT | Areal Flood Warning | ILN | Clinton, Greene, Warren | 6 hr |
| Jun 19, 1:12 AM EDT | Areal Flood Advisory | ILN | Darke, Preble | 2 hr |
| Jun 19, 1:55 AM EDT | Special Weather Statement | ILN | Montgomery | 35 min |
| Jun 19, 2:33 AM EDT | Areal Flood Advisory | ILN | Butler, Clinton, Darke, Greene, Montgomery, Preble and 1 more | 3 hr |
| Jun 19, 3:04 AM EDT | Flash Flood Warning | ILN | Clinton, Warren | 2 hr |
| Jun 19, 3:28 AM EDT | Areal Flood Advisory | ILN | Brown, Clinton, Highland | 3 hr |
| Jun 19, 6:39 AM EDT | Areal Flood Advisory | ILN | Hamilton | 19 min |
| Jun 19, 6:54 AM EDT | Flash Flood Warning | ILN | Hamilton | 13 hr |
| Jun 19, 8:12 AM EDT | River Flood Warning | ILN | Hamilton | 4 hr |
| Jun 19, 8:16 AM EDT | Areal Flood Advisory | ILN | Butler, Hamilton | 5 hr |
| Jun 19, 8:46 AM EDT | Special Weather Statement | ILN | Clermont | 44 min |
| Jun 19, 9:08 AM EDT | Areal Flood Advisory | ILN | Brown, Clermont, Highland | 3 hr |
| Jun 19, 9:28 AM EDT | River Flood Warning | ILN | Warren | 10 hr |
| Jun 19, 9:29 AM EDT | River Flood Warning | ILN | Clermont, Hamilton | 24 hr |
| Jun 19, 1:18 PM EDT | River Flood Advisory | ILN | Hamilton | 9 hr |
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.