Alert archive / Kentucky / Tornado Warnings in 2020

Tornado Warning 2, NWS Wilmington, OH

March 19, 2020Boone County, Kentucky; Hamilton County, Ohio

NWS Wilmington, OH issued this tornado warning at Mar 19, 2020, 9:09 PM EDT for Boone County, Kentucky; Hamilton County, Ohio. It was in force for 21 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 19, 2020, 9:09 PM EDT (01:09 UTC)
Expired
Mar 19, 2020, 9:30 PM EDT
In force
21 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Boone County, KY, Hamilton County, OH

The radar

The Cincinnati radar (KILN), 92 km from the middle of the area, began a volume at 01:12 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.2 hours before the alert went out and 95 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 2020-03-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 102 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 00:00Z on 2020-03-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 482 square meters per square second.1939587897Sfc1 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
102 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
659 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
482 m²/s²
0-3 km storm-relative helicity
526 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted.

880 
WFUS51 KILN 200109
TORILN
KYC015-OHC061-200130-
/O.NEW.KILN.TO.W.0002.200320T0109Z-200320T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Wilmington OH
909 PM EDT Thu Mar 19 2020

The National Weather Service in Wilmington has issued a

* Tornado Warning for...
  Northern Boone County in northern Kentucky...
  Southwestern Hamilton County in southwestern Ohio...

* Until 930 PM EDT.
    
* At 909 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Aurora, moving northeast at 45 mph.

  HAZARD...Tornado.

  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...
  Cincinnati, Cheviot, Lawrenceburg, Aurora, Burlington, Cleves,
  Shawnee, Taylor Creek, Bridgetown, Delhi Township, Miami Heights,
  Mack, Delhi Hills, Monfort Heights, Grandview, Addyston, North
  Bend, Dent, Idlewild and Petersburg.

This includes I-74 in Ohio between mile markers 7 and 13.
 
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.

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

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 8489 3908 8486 3910 8483 3911 8482
      3913 8482 3924 8469 3912 8456 3899 8484
      3905 8490
TIME...MOT...LOC 0109Z 231DEG 37KT 3905 8485 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

KC
2 follow-up statements
698 
WWUS51 KILN 200116
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
916 PM EDT Thu Mar 19 2020

KYC015-OHC061-200130-
/O.CON.KILN.TO.W.0002.000000T0000Z-200320T0130Z/
Boone KY-Hamilton OH-
916 PM EDT Thu Mar 19 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR NORTHERN
BOONE AND SOUTHWESTERN HAMILTON COUNTIES...
    
At 915 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Shawnee, moving northeast at 45 mph.

HAZARD...Tornado.

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...
Cincinnati, Cheviot, Burlington, Cleves, Shawnee, Taylor Creek,
Bridgetown, Delhi Township, Miami Heights, Mack, Delhi Hills, Monfort
Heights, Grandview, Addyston, North Bend, Dent, Francisville,
Idlewild, Covedale and Hebron.

This includes I-74 in Ohio between mile markers 7 and 13.
 
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.

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

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 3908 8486 3910 8483 3911 8482 3913 8482
      3924 8469 3912 8456 3901 8480
TIME...MOT...LOC 0115Z 231DEG 37KT 3909 8479 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

KC
615 
WWUS51 KILN 200121
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
921 PM EDT Thu Mar 19 2020

KYC015-OHC061-200131-
/O.EXP.KILN.TO.W.0002.000000T0000Z-200320T0130Z/
Boone KY-Hamilton OH-
921 PM EDT Thu Mar 19 2020

...THE TORNADO WARNING FOR NORTHERN BOONE AND SOUTHWESTERN HAMILTON
COUNTIES WILL EXPIRE AT 930 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with this thunderstorm.

Please report previous tornadoes, 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 3908 8486 3910 8483 3911 8482 3913 8482
      3924 8469 3912 8456 3901 8480
TIME...MOT...LOC 0121Z 231DEG 37KT 3912 8475 

$$

KC

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 20, 4:38 AM EDTSpecial Weather StatementILNBoone37 min
Mar 19, 8:55 PM EDTSpecial Weather StatementILNHamilton35 min
Mar 20, 12:35 AM EDTAreal Flood AdvisoryILNPreble4 hr
Mar 20, 1:53 AM EDTSpecial Weather StatementILNFairfield37 min
Mar 20, 2:03 AM EDTSpecial Weather StatementILNGreene, Montgomery27 min
Mar 20, 2:34 AM EDTAreal Flood AdvisoryILNClark, Greene, Miami, Montgomery94 min
Mar 20, 3:12 AM EDTFlash Flood WarningILNMontgomery, Preble7 hr
Mar 20, 3:16 AM EDTSevere Thunderstorm WarningILNButler, Preble31 min
Mar 20, 3:17 AM EDTRiver Flood WarningILNLicking20 hr
Mar 20, 3:30 AM EDTSevere Thunderstorm WarningILNGreene, Miami, Montgomery27 min
Mar 20, 3:38 AM EDTSevere Thunderstorm WarningILNButler, Montgomery, Warren27 min
Mar 20, 3:49 AM EDTSevere Thunderstorm WarningILNClark, Greene, Montgomery26 min
Mar 20, 3:52 AM EDTFlash Flood WarningILNClark, Greene6 hr
Mar 20, 3:56 AM EDTAreal Flood AdvisoryILNClark, Franklin, Madison85 min
Mar 20, 4:12 AM EDTSpecial Weather StatementILNGreene33 min
Mar 20, 4:29 AM EDTRiver Flood WarningILNClark16 hr
Mar 20, 4:29 AM EDTRiver Flood WarningILNHocking32 hr
Mar 20, 4:32 AM EDTRiver Flood WarningILNPickaway72 hr
Mar 20, 4:52 AM EDTAreal Flood AdvisoryILNFairfield, Licking46 min
Mar 20, 5:06 AM EDTAreal Flood AdvisoryILNButler, Warren3 hr
Mar 20, 5:07 AM EDTSpecial Weather StatementILNMadison23 min
Mar 20, 5:19 AM EDTFlash Flood WarningILNFranklin, Madison6 hr
Mar 20, 5:32 AM EDTFlash Flood WarningILNFairfield, Licking6 hr
Mar 20, 5:33 AM EDTRiver Flood WarningILNHamilton33 hr
Mar 20, 5:34 AM EDTSpecial Weather StatementILNFranklin, Licking26 min
Mar 20, 5:58 AM EDTSpecial Weather StatementILNLicking32 min
Mar 20, 6:53 AM EDTRiver Flood WarningILNButler14 hr
Mar 20, 6:59 AM EDTRiver Flood WarningILNLicking47 hr
Mar 20, 7:04 AM EDTAreal Flood WarningILNGreene, Warren46 hr
Mar 20, 7:11 AM EDTRiver Flood AdvisoryILNHamilton13 hr
Mar 20, 7:30 AM EDTSpecial Weather StatementILNHamilton30 min
Mar 20, 7:33 AM EDTRiver Flood WarningILNMontgomery5 hr
Mar 20, 7:33 AM EDTRiver Flood WarningILNWarren7 hr
Mar 20, 7:41 AM EDTRiver Flood WarningILNClermont, Hamilton, Warren13 hr
Mar 20, 7:58 AM EDTSpecial Weather StatementILNWarren32 min
Mar 20, 8:27 AM EDTSpecial Weather StatementILNClinton, Fayette33 min
Mar 20, 8:34 AM EDTRiver Flood WarningILNLicking19 hr
Mar 20, 8:36 AM EDTSpecial Weather StatementILNFranklin24 min
Mar 20, 8:58 AM EDTSpecial Weather StatementILNFranklin, Licking, Pickaway32 min
Mar 20, 9:23 AM EDTSpecial Weather StatementILNLicking22 min
Mar 20, 9:28 AM EDTAreal Flood AdvisoryILNDelaware, Franklin, Licking5 hr
Mar 20, 9:39 AM EDTAreal Flood WarningILNClark, Greene, Montgomery, Preble23 hr
Mar 20, 10:47 AM EDTRiver Flood WarningILNRoss23 hr
Mar 20, 10:47 AM EDTRiver Flood WarningILNPike, Scioto4 days
Mar 20, 11:03 AM EDTAreal Flood WarningILNFranklin, Madison24 hr
Mar 20, 11:13 AM EDTAreal Flood WarningILNFairfield, Licking46 hr
Mar 20, 12:11 PM EDTSpecial Weather StatementILNChampaign, Clark, Delaware, Miami, Montgomery, Union64 min
Mar 20, 1:01 PM EDTSpecial Weather StatementILNClark, Delaware, Franklin, Madison44 min
Mar 20, 1:40 PM EDTSpecial Weather StatementILNFairfield, Fayette, Franklin, Greene, Licking, Madison and 1 more65 min
Mar 20, 4:31 PM EDTRiver Flood WarningILNFranklin, Pickaway24 hr

Nearby

Tornado Warnings in Kentucky, 2020Tornado 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.