Alert archive / Kentucky / Flash Flood Warnings in 2021

Flash Flood Warning 12, NWS Wilmington, OH

June 19, 2021Carroll County, Owen County, Kentucky

NWS Wilmington, OH issued this flash flood warning at Jun 19, 2021, 12:23 AM EDT for Carroll County, Owen County, Kentucky. It was in force for 4 hr. 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 19, 2021, 12:23 AM EDT (04:23 UTC)
Expired: Jun 19, 2021, 4:45 AM EDT
In force: 4 hr
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Flood severity: None

Counties Carroll County, KY, Owen County, KY

The radar

The Louisville radar (KLVX), 102 km from the middle of the area, began a volume at 04:27 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

Time	Report	Where	Remark
Jun 19, 1:00 AM EDT	FLOOD	Carrollton, KY	HIGH WATER RESULTED IN A BRIEF CLOSURE OF SHUERMAN STREET. TIME OF EVENT ESTIMATED.

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 00:00Z, 4.4 hours before the alert went out and 145 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2257 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 1236 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 214 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 17.6

Open this sounding in Storm Lab

The text

As transmitted.

766 
WGUS51 KILN 190423
FFWILN
KYC041-187-190830-
/O.NEW.KILN.FF.W.0012.210619T0423Z-210619T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Wilmington OH
1223 AM EDT Sat Jun 19 2021

The National Weather Service in Wilmington has issued a

* Flash Flood Warning for...
  Carroll County in northern Kentucky...
  Northwestern Owen County in northern Kentucky...

* Until 430 AM EDT.

* At 1223 AM EDT, radar indicated thunderstorms producing heavy rain 
  across the warned area. Between 1 and 2 inches of rain have 
  fallen. Flash flooding is ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that may experience flash flooding include...
  Carrollton, Owenton, Worthville, Prestonville, Gratz, Eagle 
  Station, Langstaff, Easterday, Wheatley, English, Interstate 71 at 
  State Route 227, Squiresville, General Butler State Park, 
  Interstate 71 at Mile Marker 40, New Liberty and Locust.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

To report flash flooding, go to our website at weather.gov/iln and 
submit your report via social media, when you can do so safely.

&&

LAT...LON 3872 8524 3869 8519 3870 8515 3865 8495
      3856 8483 3846 8493 3844 8493 3843 8495
      3844 8496 3847 8495 3849 8499 3852 8498
      3851 8503 3856 8501 3857 8504 3856 8506
      3860 8507 3858 8521 3863 8523 3874 8533

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR 

$$

Binau

3 follow-up statements

072 
WGUS51 KILN 190451
FFWILN
KYC041-187-190845-
/O.EXT.KILN.FF.W.0012.000000T0000Z-210619T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Wilmington OH
1251 AM EDT Sat Jun 19 2021

The National Weather Service in Wilmington has extended the

* Flash Flood Warning for...
  Carroll County in northern Kentucky...
  Northwestern Owen County in northern Kentucky...

* Until 445 AM EDT.

* At 1251 AM EDT, radar indicated thunderstorms producing heavy rain 
  across the warned area. Between 1.5 and 2 inches of rain have 
  fallen in less than hour according to automated gauges in Carroll 
  County. Flash flooding is ongoing or expected to begin shortly. 
  More torrential rain is heading toward these areas.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that may experience flash flooding include...
  Carrollton, Owenton, Worthville, Prestonville, Gratz, Eagle 
  Station, Langstaff, Easterday, Wheatley, English, Interstate 71 at 
  State Route 227, Squiresville, General Butler State Park, 
  Interstate 71 at Mile Marker 40, New Liberty and Locust.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

To report flash flooding, go to our website at weather.gov/iln and 
submit your report via social media, when you can do so safely.

&&

LAT...LON 3872 8524 3869 8519 3870 8515 3865 8495
      3856 8483 3846 8493 3844 8493 3843 8495
      3844 8496 3847 8495 3849 8499 3852 8498
      3851 8503 3856 8501 3857 8504 3856 8506
      3860 8507 3858 8521 3863 8523 3874 8533

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR 

$$

Binau

640 
WGUS71 KILN 190643
FFSILN

Flash Flood Statement
National Weather Service Wilmington OH
243 AM EDT Sat Jun 19 2021

KYC041-187-190845-
/O.CON.KILN.FF.W.0012.000000T0000Z-210619T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carroll KY-Owen KY-
243 AM EDT Sat Jun 19 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 AM EDT EARLY THIS 
MORNING FOR CARROLL AND NORTHWESTERN OWEN COUNTIES...

At 243 AM EDT, radar and automated rain gauges indicated 
thunderstorms producing rain across the warned area. Between 2 and 
3.75 inches of rain have fallen. An automated gauge west of 
Worthville in Carroll County has measured 3.72 inches of rain in the 
past few hours. Flash flooding is likely ongoing. While the heaviest 
rain has decreased in coverage and shifted out of the area, more 
heavy rain is likely to move back into the area in the pre-dawn 
hours, continuing the flash flood threat.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Radar and automated gauges.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that may experience flash flooding include...
  Carrollton, Owenton, Worthville, Prestonville, Gratz, Eagle 
  Station, Langstaff, Easterday, Wheatley, English, Interstate 71 at 
  State Route 227, Squiresville, General Butler State Park, 
  Interstate 71 at Mile Marker 40, New Liberty and Locust.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

To report flash flooding, go to our website at weather.gov/iln and 
submit your report via social media, when you can do so safely.

&&

LAT...LON 3872 8524 3869 8519 3870 8515 3865 8495
      3856 8483 3846 8493 3844 8493 3843 8495
      3844 8496 3847 8495 3849 8499 3852 8498
      3851 8503 3856 8501 3857 8504 3856 8506
      3860 8507 3858 8521 3863 8523 3874 8533

FLASH FLOOD...RADAR AND GAUGE INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...1-2 INCHES IN 3 HOURS 

$$

Binau

166 
WGUS71 KILN 190848
FFSILN

Flash Flood Statement
National Weather Service Wilmington OH
448 AM EDT Sat Jun 19 2021

KYC041-187-190858-
/O.EXP.KILN.FF.W.0012.000000T0000Z-210619T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carroll KY-Owen KY-
448 AM EDT Sat Jun 19 2021

...FLASH FLOOD WARNING HAS EXPIRED FOR CARROLL AND NORTHWESTERN OWEN 
COUNTIES...

Flash flooding has likely ended across the area, but flooding likely 
continues. Therefore the flash flood warning has been replaced by a 
flood warning. Please refer to that bulletin for more information.

A Flash Flood Watch remains in effect until 200 PM EDT Saturday for 
portions of Southeast Indiana and Kentucky.

LAT...LON 3872 8524 3869 8519 3870 8515 3865 8495
      3856 8483 3846 8493 3844 8493 3843 8495
      3844 8496 3847 8495 3849 8499 3852 8498
      3851 8503 3856 8501 3857 8504 3856 8506
      3860 8507 3858 8521 3863 8523 3874 8533

$$

Binau

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 8:56 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Gallatin	34 min
Jun 18, 9:11 PM EDT	Tornado Warning	ILN	Boone, Campbell, Kenton	34 min
Jun 18, 9:15 PM EDT	Severe Thunderstorm Warning	ILN	Campbell	45 min
Jun 18, 9:23 PM EDT	Severe Thunderstorm Warning	ILN	Campbell, Gallatin, Grant, Kenton, Owen, Pendleton	52 min
Jun 18, 9:30 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Gallatin	15 min
Jun 18, 9:39 PM EDT	Areal Flood Advisory	ILN	Boone, Campbell, Kenton	3 hr
Jun 18, 9:49 PM EDT	Severe Thunderstorm Warning	ILN	Bracken, Campbell, Lewis, Mason, Pendleton, Robertson	56 min
Jun 18, 10:34 PM EDT	Severe Thunderstorm Warning	ILN	Lewis, Mason, Robertson	41 min
Jun 18, 11:24 PM EDT	Special Weather Statement	ILN	Carroll	36 min
Jun 18, 11:59 PM EDT	Areal Flood Advisory	ILN	Carroll, Owen	3 hr
Jun 19, 12:05 AM EDT	Special Weather Statement	ILN	Carroll, Owen	40 min
Jun 19, 12:47 AM EDT	Special Weather Statement	ILN	Owen	28 min
Jun 19, 1:28 AM EDT	Flash Flood Warning	ILN	Carroll, Gallatin, Grant, Owen	4 hr
Jun 19, 4:40 AM EDT	Areal Flood Advisory	ILN	Boone, Gallatin	5 hr
Jun 19, 4:47 AM EDT	Areal Flood Warning	ILN	Carroll, Owen	6 hr
Jun 19, 8:11 AM EDT	Special Weather Statement	ILN	Carroll, Gallatin	34 min
Jun 19, 8:16 AM EDT	Areal Flood Advisory	ILN	Campbell, Kenton, Pendleton	5 hr
Jun 19, 8:46 AM EDT	Special Weather Statement	ILN	Campbell, Grant, Kenton, Owen, Pendleton	44 min
Jun 19, 9:08 AM EDT	Areal Flood Advisory	ILN	Bracken, Campbell, Pendleton	3 hr
Jun 19, 10:02 AM EDT	Areal Flood Warning	ILN	Boone, Gallatin	6 hr

Nearby

Flash Flood Warnings in Kentucky, 2021 Every flash flood 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.