Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 102, NWS Wilmington, OH

August 13, 20215 counties in Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Aug 13, 2021, 3:54 PM EDT for 5 counties in Ohio. It was in force for 51 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
Aug 13, 2021, 3:54 PM EDT (19:54 UTC)
Expired
Aug 13, 2021, 4:45 PM EDT
In force
51 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Fayette County, OH, Highland County, OH, Pickaway County, OH, Pike County, OH, Ross County, OH

The radar

The Cincinnati radar (KILN), 57 km from the middle of the area, began a volume at 19:55 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
Aug 13, 4:01 PM EDTTSTM WND DMG4 Se New Holland, OHMULTIPLE TREES DOWN ON DOGTOWN RD. TIME ESTIMATED FROM RADAR.
Aug 13, 4:06 PM EDTTSTM WND DMG1 Ese Greenfield, OHMULTIPLE TREES DOWNED ON THRIFTON RD. TIME ESTIMATED FROM RADAR.

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, 7.9 hours before the alert went out and 55 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 2021-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1416 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.1939Sfc1 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
1416 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
1025 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

623 
WUUS51 KILN 131954
SVRILN
OHC047-071-129-131-141-132045-
/O.NEW.KILN.SV.W.0102.210813T1954Z-210813T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
354 PM EDT Fri Aug 13 2021

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  Southeastern Fayette County in central Ohio...
  Southern Pickaway County in central Ohio...
  Northwestern Pike County in southwestern Ohio...
  Northeastern Highland County in southwestern Ohio...
  Western Ross County in southwestern Ohio...

* Until 445 PM EDT.

* At 354 PM EDT, severe thunderstorms were located along a line
  extending from near New Holland to near Hillsboro, moving east at
  25 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to trees and power lines.

* Locations impacted include...
  Chillicothe, Hillsboro, Greenfield, Kingston, Bainbridge, New
  Holland, Kincaid Springs, Rocky Fork Point, Highland Holiday,
  Cynthiana, North Folk Village, Good Hope, Frankfort, Clarksburg,
  South Salem, East Monroe, Austin, Knockemstiff, Rock Mills and New
  Martinsburg.

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 3953 8282 3907 8325 3924 8363 3956 8329
TIME...MOT...LOC 1954Z 279DEG 21KT 3954 8320 3919 8356 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Clark
3 follow-up statements
638 
WWUS51 KILN 132019
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
419 PM EDT Fri Aug 13 2021

OHC047-132029-
/O.CAN.KILN.SV.W.0102.000000T0000Z-210813T2045Z/
Fayette OH-
419 PM EDT Fri Aug 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FAYETTE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 3907 8325 3921 8357 3937 8343 3938 8342
      3938 8337 3947 8331 3955 8320 3953 8282
TIME...MOT...LOC 2019Z 285DEG 11KT 3953 8310 3918 8346 

$$

OHC071-129-131-141-132045-
/O.CON.KILN.SV.W.0102.000000T0000Z-210813T2045Z/
Pickaway OH-Pike OH-Highland OH-Ross OH-
419 PM EDT Fri Aug 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR SOUTHERN PICKAWAY...NORTHWESTERN PIKE...NORTHEASTERN HIGHLAND AND
WESTERN ROSS COUNTIES...

At 419 PM EDT, severe thunderstorms were located along a line
extending from near Williamsport to Highland Holiday, moving east at
10 mph.

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

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Chillicothe, Greenfield, Kingston, Bainbridge, Kincaid Springs, Rocky
Fork Point, Cynthiana, Highland Holiday, North Folk Village,
Frankfort, Clarksburg, South Salem, Rocky Fork Lake, Bourneville,
Andersonville, Rainsboro, Lattaville, Austin, Paint Creek State Park
and Summithill.

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 3907 8325 3921 8357 3937 8343 3938 8342
      3938 8337 3947 8331 3955 8320 3953 8282
TIME...MOT...LOC 2019Z 285DEG 11KT 3953 8310 3918 8346 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

McGinnis
729 
WWUS51 KILN 132032
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
432 PM EDT Fri Aug 13 2021

OHC129-132042-
/O.CAN.KILN.SV.W.0102.000000T0000Z-210813T2045Z/
Pickaway OH-
432 PM EDT Fri Aug 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN PICKAWAY COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 3907 8325 3921 8357 3938 8342 3938 8337
      3948 8329 3952 8325 3951 8298 3950 8298
      3948 8300 3947 8287
TIME...MOT...LOC 2032Z 279DEG 21KT 3952 8301 3917 8337 

$$

OHC071-131-141-132045-
/O.CON.KILN.SV.W.0102.000000T0000Z-210813T2045Z/
Pike OH-Highland OH-Ross OH-
432 PM EDT Fri Aug 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR NORTHWESTERN PIKE...NORTHEASTERN HIGHLAND AND WESTERN ROSS
COUNTIES...

At 432 PM EDT, severe thunderstorms were located along a line
extending from near Logan Elm Village to Cynthiana, moving east at 25
mph.

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

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Chillicothe, Greenfield, Kingston, Bainbridge, Kincaid Springs, Rocky
Fork Point, Cynthiana, Highland Holiday, North Folk Village,
Frankfort, Clarksburg, South Salem, Rocky Fork Lake, Bourneville,
Andersonville, Rainsboro, Lattaville, Austin, Paint Creek State Park
and Summithill.

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 3907 8325 3921 8357 3938 8342 3938 8337
      3948 8329 3952 8325 3951 8298 3950 8298
      3948 8300 3947 8287
TIME...MOT...LOC 2032Z 279DEG 21KT 3952 8301 3917 8337 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Clark
138 
WWUS51 KILN 132039
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
439 PM EDT Fri Aug 13 2021

OHC071-131-141-132049-
/O.EXP.KILN.SV.W.0102.000000T0000Z-210813T2045Z/
Pike OH-Highland OH-Ross OH-
439 PM EDT Fri Aug 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN PIKE...
NORTHEASTERN HIGHLAND AND WESTERN ROSS COUNTIES WILL EXPIRE AT 445 PM
EDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with these thunderstorms.

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 3907 8325 3921 8357 3938 8342 3938 8337
      3948 8329 3952 8325 3951 8298 3950 8298
      3948 8300 3947 8287
TIME...MOT...LOC 2039Z 279DEG 21KT 3952 8297 3917 8333 

$$

Clark

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 8:05 PM EDTSpecial Weather StatementILNClark25 min
Aug 12, 8:17 PM EDTSpecial Weather StatementILNPreble28 min
Aug 12, 8:20 PM EDTSpecial Weather StatementILNDelaware25 min
Aug 12, 8:26 PM EDTSpecial Weather StatementILNButler34 min
Aug 12, 8:45 PM EDTSpecial Weather StatementILNMiami30 min
Aug 12, 9:04 PM EDTSpecial Weather StatementILNClermont26 min
Aug 12, 10:24 PM EDTAreal Flood WarningILNClark, Madison7 hr
Aug 12, 11:44 PM EDTSpecial Weather StatementILNDelaware16 min
Aug 12, 11:51 PM EDTSevere Thunderstorm WarningILNDelaware24 min
Aug 13, 6:58 AM EDTSpecial Weather StatementILNClark17 min
Aug 13, 8:34 AM EDTSpecial Weather StatementILNLicking41 min
Aug 13, 3:02 PM EDTSpecial Weather StatementILNScioto43 min
Aug 13, 3:19 PM EDTSevere Thunderstorm WarningILNPike, Scioto20 min
Aug 13, 3:26 PM EDTSpecial Weather StatementILNPickaway34 min
Aug 13, 3:30 PM EDTSpecial Weather StatementILNClermont, Fayette, Highland45 min
Aug 13, 4:03 PM EDTSevere Thunderstorm WarningILNPickaway27 min
Aug 13, 4:10 PM EDTSpecial Weather StatementILNBrown, Highland50 min
Aug 13, 4:15 PM EDTSpecial Weather StatementILNHocking30 min
Aug 13, 4:18 PM EDTSevere Thunderstorm WarningILNAdams, Brown, Highland, Pike42 min
Aug 13, 4:26 PM EDTSpecial Weather StatementILNPickaway34 min
Aug 13, 4:37 PM EDTSpecial Weather StatementILNFairfield23 min
Aug 13, 6:39 PM EDTSpecial Weather StatementILNMercer51 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.