Alert archive / Ohio / Tornado Warnings in 2020

Tornado Warning 9, NWS Wilmington, OH

April 8, 20204 counties in Ohio

NWS Wilmington, OH issued this tornado warning at Apr 8, 2020, 10:57 PM EDT for 4 counties in Ohio. It was in force for 33 min. 11 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
Apr 8, 2020, 10:57 PM EDT (02:57 UTC)
Expired
Apr 8, 2020, 11:30 PM EDT
In force
33 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Brown County, OH, Clermont County, OH, Clinton County, OH, Highland County, OH

The radar

The Cincinnati radar (KILN), 23 km from the middle of the area, began a volume at 03:00 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
Apr 8, 10:57 PM EDTTSTM WND DMG3 W Fayetteville, OHDAMAGE TO A PROPERTY ON O REILLY ROAD. SEVERAL LARGE PINE TREES UPROOTED AND OTHER TREES DOWNED. ROOF DAMAGE TO A BARN. FENCING BLOWN AWAY.
Apr 8, 10:59 PM EDTTSTM WND DMG1 Ssw Fayetteville, OHA BARN WAS DAMAGED ON STATE ROUTE 131.
Apr 8, 11:01 PM EDTTSTM WND DMGBlanchester, OHSHEET METAL REMOVED FROM A STRUCTURE IN BLANCHESTER. TIME ESTIMATED BY RADAR.
Apr 8, 11:01 PM EDTTORNADO 03 Sse Blanchester, OHEF0 TORNADO CONFIRMED SOUTHEAST OF BLANCHESTER IN CLINTON AND BROWN COUNTIES IN OHIO.
Apr 8, 11:03 PM EDTTSTM WND DMG3 Sse Blanchester, OHNUMEROUS TREES DOWN AND POLE BARNS DOWN ON SR-123 BETWEEN CURLESS AND DENMAN ROAD. TIME ESTIMATED FROM RADAR.
Apr 8, 11:12 PM EDTTSTM WND DMG3 W Lynchburg, OHSEVERAL LARGE TREES DOWN. PORCH ROOF LIFTED WITH SIGNIFICANT SOFFIT DAMAGE. TWO WINDOWS BLOWN IN. SOME SIDING BLOWN OFF. ALSO SOME SIDING WITH HAIL DAMAGE.
Apr 8, 11:13 PM EDTTSTM WND DMGNnw Lynchburg, OHUNKNOWN FENCING THROWN ONTO VETERINARY CLINIC PROPERTY. TIME ESTIMATED FROM RADAR.
Apr 8, 11:23 PM EDTTSTM WND DMG6 Wnw Hillsboro, OHTREES DOWN ALONG ANDERSON ROAD.
Apr 8, 11:24 PM EDTTSTM WND DMG4 Nw Hillsboro, OHTREES DOWN. PARTIAL REMOVAL OF A ROOF FROM AN OLD RESIDENCE ON EAST ANDERSON ROAD.
Apr 8, 11:25 PM EDTTSTM WND DMG4 Wnw Hillsboro, OHTREES DOWN ALONG MAD RIVER ROAD.
Apr 8, 11:26 PM EDTTSTM WND DMG5 Nw Hillsboro, OHONE TREE DOWNED NEAR CROSEN ROAD.

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
Apr 8, 7:24 PM EDTTornado WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.0 hours before the alert went out and 25 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 00:00Z on 2020-04-09Temperature 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 00:00Z on 2020-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.1939587897117Sfc1 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
2413 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
295 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

589 
WFUS51 KILN 090257
TORILN
OHC015-025-027-071-090330-
/O.NEW.KILN.TO.W.0009.200409T0257Z-200409T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Wilmington OH
1057 PM EDT Wed Apr 8 2020

The National Weather Service in Wilmington has issued a

* Tornado Warning for...
  Northeastern Clermont County in southwestern Ohio...
  Northwestern Brown County in southwestern Ohio...
  Southwestern Clinton County in southwestern Ohio...
  Southwestern Highland County in southwestern Ohio...

* Until 1130 PM EDT.

* At 1057 PM EDT, severe thunderstorms capable of producing both
  tornadoes and extensive straight line wind damage were located near
  Blanchester, moving east at 50 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Radar indicated rotation.

  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...
  Blanchester, Lynchburg, Russell, Woodville, Fayetteville, Midland,
  St. Martin, Westboro, Chasetown, Danville in Highland County and
  Lake Lorelei.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3917 8403 3926 8401 3927 8401 3931 8400
      3929 8367 3910 8370
TIME...MOT...LOC 0257Z 277DEG 43KT 3923 8400 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KC
3 follow-up statements
776 
WWUS51 KILN 090306
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
1106 PM EDT Wed Apr 8 2020

OHC025-090316-
/O.CAN.KILN.TO.W.0009.000000T0000Z-200409T0330Z/
Clermont OH-
1106 PM EDT Wed Apr 8 2020

...THE TORNADO WARNING FOR NORTHEASTERN CLERMONT COUNTY IS
CANCELLED...
    
The tornadic 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 200 AM EDT for southwestern
Ohio.

LAT...LON 3914 8389 3924 8399 3925 8399 3926 8401
      3931 8400 3929 8367 3910 8370
TIME...MOT...LOC 0306Z 277DEG 43KT 3922 8385 

$$

OHC015-027-071-090330-
/O.CON.KILN.TO.W.0009.000000T0000Z-200409T0330Z/
Brown OH-Clinton OH-Highland OH-
1106 PM EDT Wed Apr 8 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT FOR NORTH
CENTRAL BROWN...SOUTHWESTERN CLINTON AND SOUTHWESTERN HIGHLAND
COUNTIES...

At 1106 PM EDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located near
Lynchburg, moving east at 50 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

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...
Blanchester, Lynchburg, Russell, Fayetteville, Midland, St. Martin,
Westboro and Danville in Highland County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. 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 3914 8389 3924 8399 3925 8399 3926 8401
      3931 8400 3929 8367 3910 8370
TIME...MOT...LOC 0306Z 277DEG 43KT 3922 8385 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KC
051 
WWUS51 KILN 090315
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
1115 PM EDT Wed Apr 8 2020

OHC015-090325-
/O.CAN.KILN.TO.W.0009.000000T0000Z-200409T0330Z/
Brown OH-
1115 PM EDT Wed Apr 8 2020

...THE TORNADO WARNING FOR NORTH CENTRAL BROWN COUNTY IS CANCELLED...
    
The tornadic 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 200 AM EDT for southwestern
Ohio.

LAT...LON 3913 8386 3916 8387 3925 8386 3925 8389
      3930 8391 3929 8367 3910 8370
TIME...MOT...LOC 0315Z 268DEG 32KT 3924 8379 

$$

OHC027-071-090330-
/O.CON.KILN.TO.W.0009.000000T0000Z-200409T0330Z/
Clinton OH-Highland OH-
1115 PM EDT Wed Apr 8 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT FOR
SOUTHWESTERN CLINTON AND SOUTHWESTERN HIGHLAND COUNTIES...

At 1115 PM EDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located over
Lynchburg, moving east at 35 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

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...
Lynchburg, Russell and Danville in Highland County. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. 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 3913 8386 3916 8387 3925 8386 3925 8389
      3930 8391 3929 8367 3910 8370
TIME...MOT...LOC 0315Z 268DEG 32KT 3924 8379 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KC
443 
WWUS51 KILN 090318
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
1118 PM EDT Wed Apr 8 2020

OHC027-071-090330-
/O.CON.KILN.TO.W.0009.000000T0000Z-200409T0330Z/
Clinton OH-Highland OH-
1118 PM EDT Wed Apr 8 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT FOR SOUTH
CENTRAL CLINTON AND WEST CENTRAL HIGHLAND COUNTIES...

At 1118 PM EDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located near
Lynchburg, moving east at 50 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

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...
Lynchburg and Russell. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. 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 3918 8384 3925 8386 3930 8386 3929 8367
      3917 8369
TIME...MOT...LOC 0318Z 277DEG 43KT 3923 8373 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KC

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 9:20 PM EDTSpecial Weather StatementILNAuglaize, Darke, Mercer, Shelby40 min
Apr 8, 9:42 PM EDTSevere Thunderstorm WarningILNButler, Montgomery, Preble51 min
Apr 8, 9:46 PM EDTSevere Thunderstorm WarningILNHamilton59 min
Apr 8, 9:56 PM EDTSpecial Weather StatementILNLogan, Miami, Shelby49 min
Apr 8, 10:02 PM EDTSevere Thunderstorm WarningILNButler, Warren58 min
Apr 8, 10:02 PM EDTSevere Thunderstorm WarningILNBrown, Clermont, Clinton, Highland43 min
Apr 8, 10:09 PM EDTSpecial Weather StatementILNAdams, Brown, Highland51 min
Apr 8, 10:15 PM EDTSevere Thunderstorm WarningILNClermont, Hamilton45 min
Apr 8, 10:17 PM EDTSevere Thunderstorm WarningILNButler, Greene, Montgomery, Warren31 min
Apr 8, 10:26 PM EDTTornado WarningILNClermont, Hamilton34 min
Apr 8, 10:30 PM EDTSevere Thunderstorm WarningILNClinton, Fayette, Greene, Warren60 min
Apr 8, 10:34 PM EDTSevere Thunderstorm WarningILNAdams, Brown, Highland, Pike41 min
Apr 8, 10:42 PM EDTSevere Thunderstorm WarningILNBrown, Clermont, Highland48 min
Apr 8, 10:45 PM EDTTornado WarningILNBrown, Clermont30 min
Apr 8, 10:48 PM EDTSevere Thunderstorm WarningILNClinton, Fayette, Highland57 min
Apr 8, 10:48 PM EDTTornado WarningILNClermont22 min
Apr 8, 10:53 PM EDTSpecial Weather StatementILNScioto37 min
Apr 8, 11:03 PM EDTTornado WarningILNAdams, Brown, Clermont31 min
Apr 8, 11:06 PM EDTSevere Thunderstorm WarningILNAdams, Brown, Highland54 min
Apr 8, 11:13 PM EDTSevere Thunderstorm WarningILNPike, Ross62 min
Apr 8, 11:21 PM EDTTornado WarningILNHighland24 min
Apr 8, 11:23 PM EDTSevere Thunderstorm WarningILNAdams, Pike, Scioto60 min
Apr 8, 11:44 PM EDTTornado WarningILNAdams, Scioto20 min
Apr 9, 12:11 AM EDTSpecial Weather StatementILNRoss34 min
Apr 9, 3:49 PM EDTFreeze WatchILNAdams, Auglaize, Brown, Butler, Champaign, Clark and 26 more12 hr
Apr 9, 3:49 PM EDTFreeze WarningILNAuglaize, Butler, Champaign, Clark, Clermont, Clinton and 11 more17 hr

Nearby

Tornado Warnings in Ohio, 2020Every tornado warning in 2020Tornadoes in 2020

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.