Alert archive / Kentucky / Flash Flood Warnings in 2022

Flash Flood Warning 21, NWS Jackson, KY

July 21, 2022McCreary County, Wayne County, Whitley County, Kentucky

NWS Jackson, KY issued this flash flood warning at Jul 21, 2022, 12:31 AM EDT for McCreary County, Wayne County, Whitley County, Kentucky. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 21, 2022, 12:31 AM EDT (04:31 UTC)
Expired
Jul 21, 2022, 5:30 AM EDT
In force
5 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties McCreary County, KY, Wayne County, KY, Whitley County, KY

The radar

The Knoxville radar (KMRX), 143 km from the middle of the area, began a volume at 04:35 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

Nashville Metro, TN (KBNA), launched 00:00Z, 4.5 hours before the alert went out and 180 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, Nashville Metro, TN at 00:00Z on 2022-07-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3262 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, Nashville Metro, TN at 00:00Z on 2022-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
3262 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1684 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
218 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

066 
WGUS53 KJKL 210431
FFWJKL
KYC147-231-235-210730-
/O.NEW.KJKL.FF.W.0021.220721T0431Z-220721T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
1231 AM EDT Thu Jul 21 2022

The National Weather Service in Jackson has issued a

* Flash Flood Warning for...
  McCreary County in south central Kentucky...
  Wayne County in south central Kentucky...
  Western Whitley County in south central Kentucky...

* Until 330 AM EDT.

* At 1231 AM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen. Additional rainfall amounts up to 1 inch are possible 
  in the warned area. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Monticello, Williamsburg, Whitley City, Ritner, Co-Operative, 
  Marshes Siding, Wiborg, Blue Heron, Slavens, Denney, Stearns, 
  Kidds Crossing, Parkers Lake, Greenwood, Beulah Heights, Delta, 
  Gregory, Pine Knot, Rockeybranch and Coopersville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3695 8495 3694 8465 3688 8461 3689 8458
      3688 8459 3687 8458 3693 8445 3691 8414
      3659 8409 3662 8499 3663 8500 3668 8500
      3670 8502 3675 8500 3681 8503 3683 8506
      3686 8506 3692 8496

FLASH FLOOD...RADAR INDICATED

$$

VORST
5 follow-up statements
607 
WGUS73 KJKL 210605
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
205 AM EDT Thu Jul 21 2022

KYC147-231-235-210730-
/O.CON.KJKL.FF.W.0021.000000T0000Z-220721T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McCreary KY-Wayne KY-Whitley KY-
205 AM EDT Thu Jul 21 2022

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 330 AM EDT EARLY THIS 
MORNING FOR MCCREARY, SOUTHERN WAYNE AND SOUTHWESTERN WHITLEY 
COUNTIES...

At 205 AM EDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 2 and 4 inches of rain have 
fallen. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Monticello, Williamsburg, Whitley City, Co-Operative, Blue Heron, 
  Slavens, Ritner, Stearns, Marshes Siding, Kidds Crossing, Griffin, 
  Pine Knot, Rockeybranch, Great Meadows Campsites, Coopersville, 
  Strunk, Parmleysville, Barrier, Burfield and Oil Valley.

Additional rainfall of half an inch is possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3662 8499 3663 8500 3668 8500 3670 8502
      3675 8500 3681 8503 3683 8506 3685 8506
      3679 8458 3677 8414 3659 8409

FLASH FLOOD...RADAR INDICATED

$$

VORST
989 
WGUS73 KJKL 210655
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
255 AM EDT Thu Jul 21 2022

KYC147-235-210705-
/O.CAN.KJKL.FF.W.0021.000000T0000Z-220721T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McCreary KY-Whitley KY-
255 AM EDT Thu Jul 21 2022

...FLASH FLOOD WARNING IS CANCELLED FOR MCCREARY AND SOUTHWESTERN 
WHITLEY COUNTIES...

Flooding is no longer expected to pose a threat. Please continue to 
heed remaining road closures.

LAT...LON 3663 8500 3668 8500 3670 8502 3675 8500
      3681 8503 3683 8506 3685 8506 3679 8462
      3679 8463 3677 8463 3676 8467 3674 8467
      3661 8477 3662 8499

$$

KYC231-210730-
/O.CON.KJKL.FF.W.0021.000000T0000Z-220721T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wayne KY-
255 AM EDT Thu Jul 21 2022

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 330 AM EDT EARLY THIS 
MORNING FOR SOUTHERN WAYNE COUNTY...

At 255 AM EDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 2 and 4 inches of rain have 
fallen. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Monticello, Cooper, Slickford, Burfield, Oil Valley, Mount Pisgah, 
  Hidalgo, Barrier, Susie, Powersburg, Parmleysville, Coopersville, 
  Rockeybranch, Zula, Griffin, Sunnybrook, Cabell, Kidds Crossing 
  and Ritner.

An additional half of an inch is possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3663 8500 3668 8500 3670 8502 3675 8500
      3681 8503 3683 8506 3685 8506 3679 8462
      3679 8463 3677 8463 3676 8467 3674 8467
      3661 8477 3662 8499

FLASH FLOOD...RADAR INDICATED

$$

VORST
586 
WGUS53 KJKL 210707
FFWJKL
KYC231-210930-
/O.EXT.KJKL.FF.W.0021.000000T0000Z-220721T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
307 AM EDT Thu Jul 21 2022

The National Weather Service in Jackson has extended the

* Flash Flood Warning for...
  Southern Wayne County in south central Kentucky...

* Until 530 AM EDT.

* At 307 AM EDT, Doppler radar indicated ongoing thunderstorms 
  producing heavy rain across the warned area. Between 2 and 4 
  inches of rain have fallen since 12 AM. Additional rainfall 
  amounts up to 1 inch are possible in the warned area
  through 4 am. Flash flooding is ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Monticello, Cooper, Slickford, Burfield, Oil Valley, Mount Pisgah, 
  Hidalgo, Barrier, Susie, Powersburg, Parmleysville, Coopersville, 
  Rockeybranch, Zula, Griffin, Sunnybrook, Cabell, Kidds Crossing 
  and Ritner.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

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

&&

LAT...LON 3663 8500 3668 8500 3670 8502 3675 8500
      3681 8503 3683 8506 3685 8506 3679 8462
      3679 8463 3677 8463 3676 8467 3674 8467
      3661 8477 3662 8499

FLASH FLOOD...RADAR INDICATED

$$

GEOGERIAN
220 
WGUS73 KJKL 210753
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
353 AM EDT Thu Jul 21 2022

KYC231-210930-
/O.CON.KJKL.FF.W.0021.000000T0000Z-220721T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wayne KY-
353 AM EDT Thu Jul 21 2022

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 AM EDT EARLY THIS 
MORNING FOR SOUTHERN WAYNE COUNTY...

At 353 AM EDT, Doppler radar and precipitation gauges indicated that 
between 3 and 4 inches of rain had fallen since midnight. Flash 
flooding is ongoing or expected to begin shortly. The heaviest 
rainfall has ended; however, excessive runoff will continue through 
5 am.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Monticello, Cooper, Slickford, Burfield, Oil Valley, Mount Pisgah, 
  Hidalgo, Barrier, Susie, Powersburg, Parmleysville, Coopersville, 
  Rockeybranch, Zula, Griffin, Sunnybrook, Cabell, Kidds Crossing 
  and Ritner.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

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

&&

LAT...LON 3663 8500 3668 8500 3670 8502 3675 8500
      3681 8503 3683 8506 3685 8506 3679 8462
      3679 8463 3677 8463 3676 8467 3674 8467
      3661 8477 3662 8499

FLASH FLOOD...RADAR INDICATED

$$

GEOGERIAN
887 
WGUS73 KJKL 210923
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
523 AM EDT Thu Jul 21 2022

KYC231-210933-
/O.EXP.KJKL.FF.W.0021.000000T0000Z-220721T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wayne KY-
523 AM EDT Thu Jul 21 2022

...FLASH FLOOD WARNING WILL EXPIRE AT 530 AM EDT EARLY THIS MORNING 
FOR SOUTHERN WAYNE COUNTY...

The heavy rain has ended and high water is receding. Please continue 
to heed any remaining road closures.

LAT...LON 3663 8500 3668 8500 3670 8502 3675 8500
      3681 8503 3683 8506 3685 8506 3679 8462
      3679 8463 3677 8463 3676 8467 3674 8467
      3661 8477 3662 8499

$$

GEOGERIAN

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 20, 11:14 PM EDTSpecial Weather StatementJKLWayne31 min
Jul 20, 11:34 PM EDTSpecial Weather StatementJKLRockcastle26 min
Jul 20, 11:50 PM EDTSevere Thunderstorm WarningJKLLaurel, Pulaski, Rockcastle25 min
Jul 20, 11:53 PM EDTSevere Thunderstorm WarningJKLPulaski, Wayne37 min
Jul 20, 11:57 PM EDTSpecial Weather StatementJKLJackson, Rockcastle33 min
Jul 21, 12:05 AM EDTAreal Flood AdvisoryJKLLaurel, McCreary, Pulaski, Wayne, Whitley3 hr
Jul 21, 12:11 AM EDTSevere Thunderstorm WarningJKLClay, Jackson, Laurel, Owsley, Rockcastle49 min
Jul 21, 12:19 AM EDTSpecial Weather StatementJKLBreathitt41 min
Jul 21, 12:26 AM EDTSevere Thunderstorm WarningJKLBreathitt, Lee34 min
Jul 21, 12:40 AM EDTAreal Flood AdvisoryJKLBell, Harlan, Knox, Whitley2 hr
Jul 21, 12:48 AM EDTSevere Thunderstorm WarningJKLBreathitt, Clay, Lee, Owsley, Perry27 min
Jul 21, 12:49 AM EDTSevere Thunderstorm WarningJKLBreathitt, Floyd, Knott, Magoffin41 min
Jul 21, 1:24 AM EDTSpecial Weather StatementJKLFloyd, Pike36 min
Jul 21, 1:37 AM EDTSpecial Weather StatementJKLKnott23 min
Jul 21, 1:54 AM EDTSpecial Weather StatementJKLLetcher, Pike36 min
Jul 21, 2:57 AM EDTSpecial Weather StatementJKLWayne33 min
Jul 21, 3:29 AM EDTSpecial Weather StatementJKLMcCreary46 min

Nearby

Flash Flood Warnings in Kentucky, 2022Every flash flood warning in 2022

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.