Alert archive / Ohio / Tornado Warnings in 2021

Tornado Warning 1, NWS Wilmington, OH

June 18, 2021Mercer County, Ohio

NWS Wilmington, OH issued this tornado warning at Jun 18, 2021, 3:59 PM EDT for Mercer County, Ohio. It was in force for 31 min. 2 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, 3:59 PM EDT (19:59 UTC)
Expired
Jun 18, 2021, 4:30 PM EDT
In force
31 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Tornado
Observed
Hail
1.25 in

County Mercer County, OH

The radar

The Northern Indiana radar (KIWX), 135 km from the middle of the area, began a volume at 20:01 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

TimeReportWhereRemark
Jun 18, 4:12 PM EDTTORNADO 22 Nnw Fort Recovery, OHNWS STORM SURVEY CONFIRMS AN EF2 TORNADO WITH A PATH LENGTH OF 5.7 MILES.
Jun 18, 4:14 PM EDTTORNADO2 Nw Fort Recovery, OHEMERGENCY MANAGER PASSED ON REPORT FROM LOCAL FIRE DEPARTMENT OF CONFIRMED TORNADO NORTHWEST OF FT. RECOVERY, OH AT PARK ROAD AND STATE LINE ROAD. A TDS SIGNATURE WAS ALSO OBSERVED ON RADAR AND THERE HAVE BEEN MULTIPLE REPORTS OF DAMAGE TO STRUCTURES IN THE FT

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, 8.0 hours before the alert went out and 135 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2021-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2021-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
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

Open this sounding in Storm Lab

The text

As transmitted.

168 
WFUS51 KILN 181959
TORILN
OHC107-182030-
/O.NEW.KILN.TO.W.0001.210618T1959Z-210618T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Wilmington OH
359 PM EDT Fri Jun 18 2021

The National Weather Service in Wilmington has issued a

* Tornado Warning for...
  Southern Mercer County in west central Ohio...

* Until 430 PM EDT.
    
* At 359 PM EDT, a tornado-producing storm was located 7 miles
  southeast of Geneva, moving east at 30 mph.

  HAZARD...Damaging tornado and half dollar size hail.

  SOURCE...Radar confirmed tornado. Radar shows tornado debris in 
           the air.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Celina, Coldwater, St. Henry, Fort Recovery, Wabash, Chickasaw,
  Montezuma and Carthagena.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

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 4058 8446 4056 8446 4035 8451 4035 8456
      4041 8480 4061 8480
TIME...MOT...LOC 1959Z 284DEG 28KT 4052 8485 

TORNADO...OBSERVED
HAIL...1.25IN

$$

Hickman
2 follow-up statements
110 
WWUS51 KILN 182002
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
402 PM EDT Fri Jun 18 2021

OHC107-182030-
/O.CON.KILN.TO.W.0001.000000T0000Z-210618T2030Z/
Mercer OH-
402 PM EDT Fri Jun 18 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR SOUTHERN
MERCER COUNTY...
        
At 401 PM EDT, a confirmed large and extremely dangerous tornado was
located 7 miles northwest of Fort Recovery, moving east at 30 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado. Radar shows tornado debris in the 
         air.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations impacted include...
Celina, Coldwater, St. Henry, Fort Recovery, Wabash, Chickasaw,
Montezuma and Carthagena.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

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 4058 8446 4056 8446 4035 8451 4035 8456
      4041 8480 4061 8480
TIME...MOT...LOC 2001Z 284DEG 26KT 4052 8483 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.50IN

$$

Hickman
862 
WWUS51 KILN 182008
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
408 PM EDT Fri Jun 18 2021

OHC107-182030-
/O.CON.KILN.TO.W.0001.000000T0000Z-210618T2030Z/
Mercer OH-
408 PM EDT Fri Jun 18 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR SOUTHERN
MERCER COUNTY...
        
At 408 PM EDT, a confirmed large and extremely dangerous tornado was
located near Fort Recovery, moving east at 30 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado. Radar shows tornado debris in the 
         air.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations impacted include...
Celina, Coldwater, St. Henry, Fort Recovery, Wabash, Chickasaw,
Montezuma and Carthagena.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

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 4058 8446 4056 8446 4035 8451 4035 8456
      4041 8480 4061 8480
TIME...MOT...LOC 2008Z 285DEG 28KT 4048 8478 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.50IN

$$

Hickman

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 3:48 AM EDTFlash Flood WatchILNAdams, Auglaize, Brown, Butler, Champaign, Clark and 25 more33 hr
Jun 18, 8:42 AM EDTSpecial Weather StatementILNAuglaize33 min
Jun 18, 9:10 AM EDTSpecial Weather StatementILNAuglaize35 min
Jun 18, 9:12 AM EDTSpecial Weather StatementILNHardin33 min
Jun 18, 9:38 AM EDTSpecial Weather StatementILNChampaign, Logan, Shelby37 min
Jun 18, 9:45 AM EDTSpecial Weather StatementILNMiami, Preble30 min
Jun 18, 10:03 AM EDTSpecial Weather StatementILNButler, Preble27 min
Jun 18, 10:13 AM EDTSpecial Weather StatementILNMontgomery, Preble32 min
Jun 18, 10:28 AM EDTSpecial Weather StatementILNButler, Preble32 min
Jun 18, 10:32 AM EDTSpecial Weather StatementILNHamilton28 min
Jun 18, 10:57 AM EDTSpecial Weather StatementILNButler, Hamilton, Warren33 min
Jun 18, 11:26 AM EDTSpecial Weather StatementILNBrown, Clermont, Warren34 min
Jun 18, 11:37 AM EDTSevere Thunderstorm WarningILNClermont25 min
Jun 18, 3:47 PM EDTSevere Thunderstorm WarningILNMercer43 min
Jun 18, 4:11 PM EDTTornado Warning Tornado observedConsiderable damage threatILNDarke, Mercer34 min
Jun 18, 4:41 PM EDTSpecial Weather StatementILNShelby34 min
Jun 18, 4:48 PM EDTSevere Thunderstorm WarningILNDarke, Miami, Shelby27 min
Jun 18, 5:09 PM EDTTornado WarningILNDarke, Miami, Shelby36 min
Jun 18, 5:16 PM EDTSevere Thunderstorm WarningILNDarke44 min
Jun 18, 5:34 PM EDTTornado WarningILNDarke26 min
Jun 18, 5:57 PM EDTSevere Thunderstorm WarningILNClark, Greene, Miami, Montgomery33 min
Jun 18, 6:00 PM EDTTornado WarningILNDarke, Miami, Montgomery, Preble30 min
Jun 18, 6:11 PM EDTTornado WarningILNDarke, Miami, Montgomery, Preble34 min
Jun 18, 6:39 PM EDTSevere Thunderstorm WarningILNGreene, Miami, Montgomery51 min
Jun 18, 6:53 PM EDTAreal Flood AdvisoryILNMontgomery6 hr
Jun 18, 7:00 PM EDTSpecial Weather StatementILNDarke30 min
Jun 18, 7:13 PM EDTSevere Thunderstorm WarningILNDarke32 min
Jun 18, 7:19 PM EDTAreal Flood AdvisoryILNGreene6 hr
Jun 18, 7:19 PM EDTSevere Thunderstorm WarningILNGreene, Montgomery41 min
Jun 18, 7:53 PM EDTSevere Thunderstorm WarningILNClinton, Fayette, Greene, Warren52 min

Nearby

Tornado Warnings in Ohio, 2021Every tornado warning in 2021Tornadoes 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.