Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 76, NWS Wilmington, OH

July 29, 2021Fayette County, Pickaway County, Ross County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jul 29, 2021, 5:00 PM EDT for Fayette County, Pickaway County, Ross County, Ohio. It was in force for 45 min. 5 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
Jul 29, 2021, 5:00 PM EDT (21:00 UTC)
Expired
Jul 29, 2021, 5:45 PM EDT
In force
45 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Hail
1.0 in
Wind
70.0 mph

Counties Fayette County, OH, Pickaway County, OH, Ross County, OH

The radar

The Cincinnati radar (KILN), 49 km from the middle of the area, began a volume at 21:03 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
Jul 29, 5:17 PM EDTTSTM WND DMG2 Ene Bloomingburg, OHMULTIPLE TREES DOWN ON US-62N. TIME EST FROM RADAR.
Jul 29, 5:20 PM EDTTORNADO 02 Ne New Holland, OHBRIEF EF0 TORNADO CONFIRMED NEAR NEW HOLLAND IN PICKAWAY COUNTY OHIO.
Jul 29, 5:21 PM EDTTSTM WND DMG3 E Washington Court Ho, OHSEVERAL LARGE TREE LIMBS SNAPPED ALONG US ROUTE 22.
Jul 29, 5:22 PM EDTTSTM WND DMG3 W New Holland, OHONE TREE DOWNED ALONG US ROUTE 22.
Jul 29, 5:42 PM EDTTSTM WND DMG2 Ene New Holland, OHA BARN IS DESTROYED AND A NUMBER OF TREES ARE DOWN ACROSS THE VILLAGE.

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
Jul 29, 3:13 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.0 hours before the alert went out and 47 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 2021-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1163 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 2021-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 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
1163 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
775 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted.

429 
WUUS51 KILN 292100
SVRILN
OHC047-129-141-292145-
/O.NEW.KILN.SV.W.0076.210729T2100Z-210729T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
500 PM EDT Thu Jul 29 2021

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  Fayette County in central Ohio...
  Southwestern Pickaway County in central Ohio...
  Northwestern Ross County in southwestern Ohio...

* Until 545 PM EDT.

* At 459 PM EDT, a severe thunderstorm was located near Mount
  Sterling, moving southeast at 50 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor hail damage to vehicles is possible. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Washington Court House, Jeffersonville, Williamsport, Bloomingburg,
  New Holland, Staunton, Good Hope, Frankfort, Clarksburg, 
  Milledgeville, Deer Creek Lake, Andersonville, Austin, Jasper 
  Mills, Madison Mills, Pickaway County Airport, and Rock Mills.

This includes I-71 in Ohio between mile markers 66 and 75.
 
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 3938 8301 3942 8339 3950 8356 3971 8364
      3971 8345 3970 8344 3968 8306 3943 8290
TIME...MOT...LOC 2059Z 314DEG 42KT 3969 8332 

HAIL...1.00IN
WIND...70MPH
 
$$

Hatzos
3 follow-up statements
250 
WWUS51 KILN 292109
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
509 PM EDT Thu Jul 29 2021

OHC047-129-141-292145-
/O.CON.KILN.SV.W.0076.000000T0000Z-210729T2145Z/
Fayette OH-Pickaway OH-Ross OH-
509 PM EDT Thu Jul 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR FAYETTE...SOUTHWESTERN PICKAWAY AND NORTHWESTERN ROSS COUNTIES...

At 509 PM EDT, a severe thunderstorm was located near New Holland,
moving southeast at 35 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor hail damage to vehicles is possible. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
Washington Court House, Jeffersonville, Williamsport, Bloomingburg,
New Holland, Staunton, Good Hope, Frankfort, Clarksburg, 
Milledgeville, Deer Creek Lake, Andersonville, Austin, Jasper Mills, 
Madison Mills and Rock Mills.

This includes I-71 in Ohio between mile markers 66 and 75.
 
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 3938 8301 3942 8339 3950 8356 3971 8364
      3971 8345 3970 8344 3968 8306 3943 8290
TIME...MOT...LOC 2109Z 324DEG 31KT 3961 8330 

HAIL...1.00IN
WIND...70MPH
 
$$

Hatzos
643 
WWUS51 KILN 292134
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
534 PM EDT Thu Jul 29 2021

OHC047-129-141-292145-
/O.CON.KILN.SV.W.0076.000000T0000Z-210729T2145Z/
Fayette OH-Pickaway OH-Ross OH-
534 PM EDT Thu Jul 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR CENTRAL FAYETTE...SOUTHWESTERN PICKAWAY AND NORTHWESTERN ROSS
COUNTIES...

At 534 PM EDT, a severe thunderstorm was located near North Folk
Village, moving southeast at 50 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor hail damage to vehicles is possible. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
Washington Court House, Williamsport, Bloomingburg, New Holland,
Staunton, Good Hope, Frankfort, Clarksburg, Deer Creek Lake, 
Andersonville, Austin, Jasper Mills, Pickaway County Airport, Rock 
Mills, Pancoastburg and Plano.

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 3938 8301 3942 8339 3950 8356 3961 8356
      3964 8347 3965 8334 3960 8304 3943 8290
TIME...MOT...LOC 2134Z 314DEG 42KT 3941 8303 

HAIL...1.00IN
WIND...70MPH
 
$$

Hatzos
720 
WWUS51 KILN 292140
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
540 PM EDT Thu Jul 29 2021

OHC047-129-141-292150-
/O.EXP.KILN.SV.W.0076.000000T0000Z-210729T2145Z/
Fayette OH-Pickaway OH-Ross OH-
540 PM EDT Thu Jul 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL FAYETTE...SOUTHWESTERN
PICKAWAY AND NORTHWESTERN ROSS COUNTIES WILL EXPIRE AT 545 PM EDT...
                
An additional severe thunderstorm warning is in effect for Fayette 
and Ross counties until 630 PM.

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
central and southwestern Ohio.

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 3938 8301 3942 8339 3950 8356 3961 8356
      3964 8347 3965 8334 3960 8304 3943 8290
TIME...MOT...LOC 2140Z 314DEG 42KT 3936 8297 

$$

Hatzos

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 6:30 AM EDTSpecial Weather StatementILNAuglaize, Mercer60 min
Jul 29, 7:19 AM EDTSpecial Weather StatementILNDarke41 min
Jul 29, 9:51 AM EDTSpecial Weather StatementILNLicking39 min
Jul 29, 2:29 PM EDTSpecial Weather StatementILNFranklin31 min
Jul 29, 2:49 PM EDTSevere Thunderstorm WarningILNDelaware, Fairfield, Franklin, Licking41 min
Jul 29, 3:13 PM EDTSpecial Weather StatementILNLicking17 min
Jul 29, 3:13 PM EDTSevere Thunderstorm WarningILNFairfield, Franklin, Pickaway47 min
Jul 29, 3:37 PM EDTSpecial Weather StatementILNDelaware23 min
Jul 29, 3:43 PM EDTSevere Thunderstorm WarningILNDelaware, Franklin, Licking, Madison, Union24 min
Jul 29, 3:44 PM EDTSpecial Weather StatementILNMadison31 min
Jul 29, 3:50 PM EDTSevere Thunderstorm WarningILNFairfield, Franklin40 min
Jul 29, 3:57 PM EDTSevere Thunderstorm WarningILNChampaign, Clark, Madison48 min
Jul 29, 4:06 PM EDTAreal Flood AdvisoryILNFranklin114 min
Jul 29, 4:06 PM EDTSpecial Weather StatementILNLicking24 min
Jul 29, 4:07 PM EDTSpecial Weather StatementILNFranklin23 min
Jul 29, 4:24 PM EDTSevere Thunderstorm WarningILNFairfield, Hocking37 min
Jul 29, 4:35 PM EDTSpecial Weather StatementILNClark, Madison25 min
Jul 29, 4:43 PM EDTSevere Thunderstorm WarningILNFayette, Franklin, Madison, Pickaway47 min
Jul 29, 4:48 PM EDTSevere Thunderstorm WarningILNClark, Fayette, Madison42 min
Jul 29, 5:01 PM EDTAreal Flood AdvisoryILNClark, Franklin, Madison, Pickaway85 min
Jul 29, 5:20 PM EDTTornado WarningILNPickaway, Ross25 min
Jul 29, 5:24 PM EDTSevere Thunderstorm WarningILNFayette, Highland, Ross66 min
Jul 29, 5:44 PM EDTSpecial Weather StatementILNGreene31 min
Jul 29, 5:58 PM EDTSevere Thunderstorm WarningILNPike, Ross, Scioto62 min
Jul 29, 6:13 PM EDTSevere Thunderstorm WarningILNClinton, Fayette, Greene47 min
Jul 29, 6:34 PM EDTAreal Flood AdvisoryILNFayette, Greene, Highland, Pickaway, Pike, Ross3 hr
Jul 29, 6:51 PM EDTSpecial Weather StatementILNFayette, Greene24 min
Jul 29, 6:55 PM EDTSpecial Weather StatementILNPike, Scioto35 min
Jul 29, 7:02 PM EDTSpecial Weather StatementILNClinton28 min
Jul 29, 7:25 PM EDTSpecial Weather StatementILNPike, Scioto35 min
Jul 29, 7:26 PM EDTSpecial Weather StatementILNHighland34 min
Jul 29, 7:45 PM EDTAreal Flood AdvisoryILNAdams, Clinton, Fayette, Greene, Highland, Pike and 1 more4 hr
Jul 29, 7:52 PM EDTSpecial Weather StatementILNAdams, Highland38 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.