Alert archive / Kentucky / Flash Flood Warnings in 2021

Flash Flood Warning 31, NWS Jackson, KY

June 11, 2021Clay County, Owsley County, Kentucky

NWS Jackson, KY issued this flash flood warning at Jun 11, 2021, 2:10 PM EDT for Clay County, Owsley County, Kentucky. It was in force for 3 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: Jun 11, 2021, 2:10 PM EDT (18:10 UTC)
Expired: Jun 11, 2021, 5:15 PM EDT
In force: 3 hr
Issued by: NWS Jackson, KY
Area: Storm-based polygon
Flood severity: None

Counties Clay County, KY, Owsley County, KY

The radar

The Jackson,KY radar (KJKL), 40 km from the middle of the area, began a volume at 18:09 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 12:00Z, 6.2 hours before the alert went out and 238 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: 459 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 803 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: -36 m²/s²
0-3 km storm-relative helicity: -2 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

902 
WGUS53 KJKL 111810
FFWJKL
KYC051-189-112115-
/O.NEW.KJKL.FF.W.0031.210611T1810Z-210611T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
210 PM EDT Fri Jun 11 2021

The National Weather Service in Jackson has issued a

* Flash Flood Warning for...
  Northeastern Clay County in southeastern Kentucky...
  Southeastern Owsley County in southeastern Kentucky...

* Until 515 PM EDT.

* At 210 PM EDT, Doppler 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...Doppler 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 will experience flash flooding include...
  Newfound, Oneida, Mistletoe, Teges, Seth, Brutus, Trixie, 
  Whoopflarea, Ammie, Felty and Panco.

Additional rainfall amounts of 1 to 1.5 inches are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A Flash Flood Warning means that flooding is imminent or occurring. 
If you are in the warned area move to higher ground immediately. 
Residents living along streams and creeks should take immediate 
precautions to protect life and property.

&&

LAT...LON 3734 8370 3736 8368 3734 8354 3733 8355
      3732 8355 3731 8355 3729 8355 3729 8354
      3728 8353 3727 8352 3726 8353 3725 8351
      3724 8351 3722 8353 3726 8374

FLASH FLOOD...RADAR INDICATED

$$

GREIF

1 follow-up statement

417 
WGUS73 KJKL 112110
FFSJKL

Flash Flood Statement
National Weather Service Jackson KY
510 PM EDT Fri Jun 11 2021

KYC051-189-112120-
/O.EXP.KJKL.FF.W.0031.000000T0000Z-210611T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clay KY-Owsley KY-
510 PM EDT Fri Jun 11 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 515 PM EDT THIS AFTERNOON FOR 
NORTHEASTERN CLAY AND SOUTHEASTERN OWSLEY COUNTIES...

The heavy rain has ended. Flash flooding is no longer expected to 
pose a threat. Please continue to heed remaining road closures.

A Flash Flood Watch remains in effect until 200 AM EDT Saturday for 
portions of east central Kentucky...northeast Kentucky...south 
central Kentucky and southeast Kentucky.

LAT...LON 3734 8370 3736 8368 3734 8354 3733 8355
      3732 8355 3731 8355 3729 8355 3729 8354
      3728 8353 3727 8352 3726 8353 3725 8351
      3724 8351 3722 8353 3726 8374

$$

GEERTSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 10:01 PM EDT	Areal Flood Advisory	JKL	Owsley	119 min
Jun 10, 10:53 PM EDT	Areal Flood Advisory	JKL	Knox	3 hr
Jun 11, 12:33 AM EDT	Areal Flood Advisory	JKL	Laurel, Rockcastle	20 min
Jun 11, 12:53 AM EDT	Flash Flood Warning	JKL	Laurel, Rockcastle	2 hr
Jun 11, 1:15 AM EDT	Areal Flood Advisory	JKL	Jackson, Pulaski, Rockcastle	2 hr
Jun 11, 3:10 AM EDT	Areal Flood Advisory	JKL	Jackson, Laurel, Pulaski, Rockcastle	8 hr
Jun 11, 3:54 AM EDT	Flash Flood Watch	JKL	Bell, Breathitt, Clay, Elliott, Estill, Floyd and 23 more	18 hr
Jun 11, 4:29 AM EDT	Areal Flood Advisory	JKL	Breathitt, Jackson, Lee, Magoffin, Owsley, Wolfe	3 hr
Jun 11, 4:50 AM EDT	Flash Flood Warning	JKL	Lee	3 hr
Jun 11, 5:35 AM EDT	Areal Flood Advisory	JKL	Estill, Lee	3 hr
Jun 11, 5:56 AM EDT	Flash Flood Warning	JKL	Breathitt, Lee, Wolfe	3 hr
Jun 11, 6:19 AM EDT	Flash Flood Warning	JKL	Estill	3 hr
Jun 11, 6:51 AM EDT	Areal Flood Advisory	JKL	Estill, Powell, Wolfe	114 min
Jun 11, 7:28 AM EDT	Areal Flood Advisory	JKL	Menifee	2 hr
Jun 11, 7:46 AM EDT	Areal Flood Warning	JKL	Lee	3 hr
Jun 11, 8:50 AM EDT	Areal Flood Warning	JKL	Lee	2 hr
Jun 11, 9:55 AM EDT	Areal Flood Warning	JKL	Wolfe	7 hr
Jun 11, 10:14 AM EDT	Areal Flood Advisory	JKL	Bell, Knox, Whitley	3 hr
Jun 11, 11:03 AM EDT	Areal Flood Warning	JKL	Lee	6 hr
Jun 11, 12:21 PM EDT	Areal Flood Advisory	JKL	Breathitt, Lee, Owsley	5 hr
Jun 11, 1:13 PM EDT	Areal Flood Advisory	JKL	Menifee, Montgomery, Powell	5 hr
Jun 11, 1:16 PM EDT	Areal Flood Advisory	JKL	Breathitt, Knott, Perry	3 hr
Jun 11, 1:48 PM EDT	Special Weather Statement	JKL	Bell, Whitley	42 min
Jun 11, 1:49 PM EDT	Special Weather Statement	JKL	Leslie	41 min
Jun 11, 1:50 PM EDT	Areal Flood Advisory	JKL	Estill, Lee	3 hr
Jun 11, 1:52 PM EDT	Areal Flood Advisory	JKL	Floyd, Knott, Magoffin	3 hr
Jun 11, 1:53 PM EDT	Areal Flood Advisory	JKL	Clay, Jackson, Leslie, Owsley, Perry	3 hr
Jun 11, 1:55 PM EDT	Areal Flood Advisory	JKL	Bell, Knox, Whitley	5 hr
Jun 11, 2:08 PM EDT	Flash Flood Warning	JKL	Whitley	6 hr
Jun 11, 2:39 PM EDT	Areal Flood Advisory	JKL	Harlan, Leslie, Letcher, Perry	3 hr
Jun 11, 2:41 PM EDT	Areal Flood Advisory	JKL	Clay	3 hr
Jun 11, 3:01 PM EDT	Areal Flood Advisory	JKL	Clay, Laurel, Leslie	3 hr
Jun 11, 3:06 PM EDT	Flash Flood Warning	JKL	Clay	2 hr
Jun 11, 3:08 PM EDT	Areal Flood Advisory	JKL	Jackson, Lee, Owsley	3 hr
Jun 11, 3:11 PM EDT	Areal Flood Advisory	JKL	Estill, Lee, Powell	3 hr
Jun 11, 3:34 PM EDT	Flash Flood Warning	JKL	Clay, Laurel	3 hr
Jun 11, 3:48 PM EDT	Special Weather Statement	JKL	Bath, Menifee	42 min
Jun 11, 3:57 PM EDT	River Flood Advisory	JKL	Estill	13 hr
Jun 11, 4:04 PM EDT	Areal Flood Advisory	JKL	Harlan	3 hr
Jun 11, 4:12 PM EDT	Special Weather Statement	JKL	Montgomery	48 min
Jun 11, 4:17 PM EDT	Areal Flood Advisory	JKL	Bath, Fleming, Montgomery	3 hr
Jun 11, 4:23 PM EDT	Flash Flood Warning	JKL	Laurel	3 hr
Jun 11, 4:26 PM EDT	Areal Flood Advisory	JKL	Knox, Laurel	3 hr
Jun 11, 5:02 PM EDT	Areal Flood Advisory	JKL	Montgomery, Powell	118 min
Jun 11, 5:05 PM EDT	Areal Flood Advisory	JKL	Laurel, Whitley	3 hr
Jun 11, 5:11 PM EDT	Flash Flood Warning	JKL	McCreary, Whitley	2 hr
Jun 11, 5:18 PM EDT	Flash Flood Warning	JKL	Laurel	107 min
Jun 11, 5:21 PM EDT	Flash Flood Warning	JKL	Whitley	105 min
Jun 11, 6:34 PM EDT	Special Weather Statement	JKL	Rockcastle	26 min
Jun 11, 6:44 PM EDT	Areal Flood Warning	JKL	Clay, Laurel	3 hr
Jun 11, 7:22 PM EDT	Special Weather Statement	JKL	Rockcastle	23 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.