Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 21, NWS Wilmington, OH

June 18, 2021Darke County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jun 18, 2021, 5:16 PM EDT for Darke County, Ohio. It was in force for 44 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, 5:16 PM EDT (21:16 UTC)
Expired
Jun 18, 2021, 6:00 PM EDT
In force
44 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

County Darke County, OH

The radar

The Cincinnati radar (KILN), 110 km from the middle of the area, began a volume at 21:18 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, 5:48 PM EDTHAIL 0.88Greenville, 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.

IssuedProductOfficeLasted
Jun 18, 4:02 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.3 hours before the alert went out and 110 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.

750 
WUUS51 KILN 182116
SVRILN
OHC037-182200-
/O.NEW.KILN.SV.W.0021.210618T2116Z-210618T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
516 PM EDT Fri Jun 18 2021

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  Western Darke County in west central Ohio...

* Until 600 PM EDT.

* At 515 PM EDT, a severe thunderstorm was located near Winchester,
  moving southeast at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor hail damage to vehicles is possible. Expect wind 
           damage to trees and power lines.

* Locations impacted include...
  Greenville, Union City, Ansonia, Wayne Lakes, Palestine,
  Abbottsville, Sharps Crossing, Cosmos, Sharpeye and Pikeville.

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 4017 8454 3992 8458 4003 8481 4032 8480
      4032 8479
TIME...MOT...LOC 2115Z 297DEG 24KT 4019 8492 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$

Hickman
1 follow-up statement
327 
WWUS51 KILN 182131
SVSILN

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

OHC037-182200-
/O.CON.KILN.SV.W.0021.000000T0000Z-210618T2200Z/
Darke OH-
531 PM EDT Fri Jun 18 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR WESTERN DARKE COUNTY...

At 531 PM EDT, a severe thunderstorm was located near Union City,
moving southeast at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor hail damage to vehicles is possible. Expect wind 
         damage to trees and power lines.

Locations impacted include...
Greenville, Union City, Ansonia, Wayne Lakes, Palestine,
Abbottsville, Sharps Crossing, Cosmos, Sharpeye and Pikeville.

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 4017 8454 3992 8458 4003 8481 4032 8480
      4032 8479
TIME...MOT...LOC 2131Z 297DEG 24KT 4014 8479 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$

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, 3:59 PM EDTTornado Warning Tornado observedILNMercer31 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, 5:34 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

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.