Alert archive / Kentucky / Flash Flood Watches in 2021

Flash Flood Watch 3, NWS Jackson, KY

June 11, 202129 counties in Kentucky

NWS Jackson, KY issued this flash flood watch at Jun 11, 2021, 3:54 AM EDT for 29 counties in Kentucky. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Jun 11, 2021, 3:54 AM EDT (07:54 UTC)
Expired
Jun 11, 2021, 10:14 PM EDT
In force
18 hr
Issued by
NWS Jackson, KY
Flood severity
None
All 29 counties

Bell County, KY, Breathitt County, KY, Clay County, KY, Elliott County, KY, Estill County, KY, Floyd County, KY, Harlan County, KY, Jackson County, KY, Johnson County, KY, Knott County, KY, Knox County, KY, Laurel County, KY, Lee County, KY, Leslie County, KY, Letcher County, KY, Magoffin County, KY, Martin County, KY, McCreary County, KY, Menifee County, KY, Morgan County, KY, Owsley County, KY, Perry County, KY, Pike County, KY, Powell County, KY, Pulaski County, KY, Rockcastle County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 32 km from the middle of the area, began a volume at 07:53 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, 7.9 hours before the alert went out and 229 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 2021-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 168 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 2021-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
168 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
1118 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
-1 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

084 
WGUS63 KJKL 110754
FFAJKL

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Jackson KY
354 AM EDT Fri Jun 11 2021

KYZ058>060-068-069-079-080-083>088-104-106>120-111600-
/O.NEW.KJKL.FF.A.0003.210611T0754Z-210612T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Estill-Powell-Menifee-Rockcastle-Jackson-Pulaski-Laurel-Wayne-
McCreary-Whitley-Knox-Bell-Harlan-Elliott-Morgan-Johnson-Wolfe-
Magoffin-Floyd-Lee-Breathitt-Knott-Owsley-Perry-Clay-Leslie-Letcher-
Martin-Pike-
Including the cities of Campton, Manchester, Jackson, Cumberland, 
Ravenna, Elkhorn City, Pikeville, Williamsburg, Paintsville, Pippa 
Passes, Inez, Whitesburg, Beattyville, South Williamson, Jenkins, 
Somerset, Whitley City, Corbin, Frenchburg, Monticello, 
Barbourville, Hazard, Irvine, Prestonsburg, West Liberty, 
Middlesboro, Burnside, Hyden, Mount Vernon, Sandy Hook, Pineville, 
Clay City, Booneville, Salyersville, Harlan, Annville, Stanton, 
Stearns, Wheelwright, Coal Run, McKee, London, Hindman, and Brodhead
354 AM EDT Fri Jun 11 2021

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

The National Weather Service in Jackson has issued a

* Flash Flood Watch for portions of east central Kentucky...
  northeast Kentucky...south central Kentucky and southeast 
  Kentucky, including the following areas, in east central Kentucky, 
  Elliott, Estill, Menifee and Powell. In northeast Kentucky, 
  Johnson and Martin. In south central Kentucky, Laurel, McCreary, 
  Pulaski, Rockcastle, Wayne and Whitley. In southeast Kentucky, 
  Bell, Breathitt, Clay, Floyd, Harlan, Jackson, Knott, Knox, Lee, 
  Leslie, Letcher, Magoffin, Morgan, Owsley, Perry, Pike and Wolfe.

* Through late tonight

* Additional rounds of showers and storms will be seen across the 
  area today.  Due to high moisture and slow storm motions, heavy 
  rain will be likely.  This heavy rain will be falling on already 
  saturated ground, leading to a flash flooding threat.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

KAS
2 follow-up statements
540 
WGUS63 KJKL 111550
FFAJKL

Flood Watch
National Weather Service Jackson KY
1150 AM EDT Fri Jun 11 2021

KYZ058>060-068-069-079-080-083>088-104-106>120-120200-
/O.CON.KJKL.FF.A.0003.000000T0000Z-210612T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Estill-Powell-Menifee-Rockcastle-Jackson-Pulaski-Laurel-Wayne-
McCreary-Whitley-Knox-Bell-Harlan-Elliott-Morgan-Johnson-Wolfe-
Magoffin-Floyd-Lee-Breathitt-Knott-Owsley-Perry-Clay-Leslie-Letcher-
Martin-Pike-
Including the cities of Campton, Manchester, Jackson, Cumberland, 
Ravenna, Elkhorn City, Pikeville, Williamsburg, Paintsville, Pippa 
Passes, Inez, Whitesburg, Beattyville, South Williamson, Jenkins, 
Somerset, Whitley City, Corbin, Frenchburg, Monticello, 
Barbourville, Hazard, Irvine, Prestonsburg, West Liberty, 
Middlesboro, Burnside, Hyden, Mount Vernon, Sandy Hook, Pineville, 
Clay City, Booneville, Salyersville, Harlan, Annville, Stanton, 
Stearns, Wheelwright, Coal Run, McKee, London, Hindman, and Brodhead
1150 AM EDT Fri Jun 11 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

The Flash Flood Watch continues for

* Portions of east central Kentucky...northeast Kentucky...south 
  central Kentucky and southeast Kentucky, including the following 
  areas, in east central Kentucky, Elliott, Estill, Menifee and 
  Powell. In northeast Kentucky, Johnson and Martin. In south 
  central Kentucky, Laurel, McCreary, Pulaski, Rockcastle, Wayne and 
  Whitley. In southeast Kentucky, Bell, Breathitt, Clay, Floyd, 
  Harlan, Jackson, Knott, Knox, Lee, Leslie, Letcher, Magoffin, 
  Morgan, Owsley, Perry, Pike and Wolfe.

* Through late tonight

* Additional rounds of showers and storms will be seen across the 
  area this afternoon and evening.  Due to high moisture and slow 
  storm motions, heavy rain will be likely.  This heavy rain will be 
  falling on already saturated ground, leading to a flash flooding 
  threat.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

GREIF
999 
WGUS63 KJKL 120214
FFAJKL

Flood Watch
National Weather Service Jackson KY
1014 PM EDT Fri Jun 11 2021

KYZ058>060-068-069-079-080-083>088-104-106>120-120315-
/O.CAN.KJKL.FF.A.0003.000000T0000Z-210612T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Estill-Powell-Menifee-Rockcastle-Jackson-Pulaski-Laurel-Wayne-
McCreary-Whitley-Knox-Bell-Harlan-Elliott-Morgan-Johnson-Wolfe-
Magoffin-Floyd-Lee-Breathitt-Knott-Owsley-Perry-Clay-Leslie-
Letcher-Martin-Pike-
Including the cities of Irvine, Ravenna, Clay City, Stanton, 
Frenchburg, Brodhead, Mount Vernon, McKee, Annville, Burnside, 
Somerset, London, Monticello, Stearns, Whitley City, Corbin, 
Williamsburg, Barbourville, Middlesboro, Pineville, Cumberland, 
Harlan, Sandy Hook, West Liberty, Paintsville, Campton, 
Salyersville, Prestonsburg, Wheelwright, Beattyville, Jackson, 
Hindman, Pippa Passes, Booneville, Hazard, Manchester, Hyden, 
Jenkins, Whitesburg, Inez, Coal Run, Elkhorn City, Pikeville, 
and South Williamson
1014 PM EDT Fri Jun 11 2021

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch has been cancelled. Showers and 
thunderstorm have largely diminished, greatly reducing the threat
of additional flooding.

$$

HAL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 10:01 PM EDTAreal Flood AdvisoryJKLOwsley119 min
Jun 10, 10:53 PM EDTAreal Flood AdvisoryJKLKnox3 hr
Jun 11, 12:33 AM EDTAreal Flood AdvisoryJKLLaurel, Rockcastle20 min
Jun 11, 12:53 AM EDTFlash Flood WarningJKLLaurel, Rockcastle2 hr
Jun 11, 1:15 AM EDTAreal Flood AdvisoryJKLJackson, Pulaski, Rockcastle2 hr
Jun 11, 3:10 AM EDTAreal Flood AdvisoryJKLJackson, Laurel, Pulaski, Rockcastle8 hr
Jun 11, 4:29 AM EDTAreal Flood AdvisoryJKLBreathitt, Jackson, Lee, Magoffin, Owsley, Wolfe3 hr
Jun 11, 4:50 AM EDTFlash Flood WarningJKLLee3 hr
Jun 11, 5:35 AM EDTAreal Flood AdvisoryJKLEstill, Lee3 hr
Jun 11, 5:56 AM EDTFlash Flood WarningJKLBreathitt, Lee, Wolfe3 hr
Jun 11, 6:19 AM EDTFlash Flood WarningJKLEstill3 hr
Jun 11, 6:51 AM EDTAreal Flood AdvisoryJKLEstill, Powell, Wolfe114 min
Jun 11, 7:28 AM EDTAreal Flood AdvisoryJKLMenifee2 hr
Jun 11, 7:46 AM EDTAreal Flood WarningJKLLee3 hr
Jun 11, 8:50 AM EDTAreal Flood WarningJKLLee2 hr
Jun 11, 9:55 AM EDTAreal Flood WarningJKLWolfe7 hr
Jun 11, 10:14 AM EDTAreal Flood AdvisoryJKLBell, Knox, Whitley3 hr
Jun 11, 11:03 AM EDTAreal Flood WarningJKLLee6 hr
Jun 11, 12:21 PM EDTAreal Flood AdvisoryJKLBreathitt, Lee, Owsley5 hr
Jun 11, 1:13 PM EDTAreal Flood AdvisoryJKLMenifee, Montgomery, Powell5 hr
Jun 11, 1:16 PM EDTAreal Flood AdvisoryJKLBreathitt, Knott, Perry3 hr
Jun 11, 1:48 PM EDTSpecial Weather StatementJKLBell, Whitley42 min
Jun 11, 1:49 PM EDTSpecial Weather StatementJKLLeslie41 min
Jun 11, 1:50 PM EDTAreal Flood AdvisoryJKLEstill, Lee3 hr
Jun 11, 1:52 PM EDTAreal Flood AdvisoryJKLFloyd, Knott, Magoffin3 hr
Jun 11, 1:53 PM EDTAreal Flood AdvisoryJKLClay, Jackson, Leslie, Owsley, Perry3 hr
Jun 11, 1:55 PM EDTAreal Flood AdvisoryJKLBell, Knox, Whitley5 hr
Jun 11, 2:08 PM EDTFlash Flood WarningJKLWhitley6 hr
Jun 11, 2:10 PM EDTFlash Flood WarningJKLClay, Owsley3 hr
Jun 11, 2:39 PM EDTAreal Flood AdvisoryJKLHarlan, Leslie, Letcher, Perry3 hr
Jun 11, 2:41 PM EDTAreal Flood AdvisoryJKLClay3 hr
Jun 11, 3:01 PM EDTAreal Flood AdvisoryJKLClay, Laurel, Leslie3 hr
Jun 11, 3:06 PM EDTFlash Flood WarningJKLClay2 hr
Jun 11, 3:08 PM EDTAreal Flood AdvisoryJKLJackson, Lee, Owsley3 hr
Jun 11, 3:11 PM EDTAreal Flood AdvisoryJKLEstill, Lee, Powell3 hr
Jun 11, 3:34 PM EDTFlash Flood WarningJKLClay, Laurel3 hr
Jun 11, 3:48 PM EDTSpecial Weather StatementJKLBath, Menifee42 min
Jun 11, 3:57 PM EDTRiver Flood AdvisoryJKLEstill13 hr
Jun 11, 4:04 PM EDTAreal Flood AdvisoryJKLHarlan3 hr
Jun 11, 4:12 PM EDTSpecial Weather StatementJKLMontgomery48 min
Jun 11, 4:17 PM EDTAreal Flood AdvisoryJKLBath, Fleming, Montgomery3 hr
Jun 11, 4:23 PM EDTFlash Flood WarningJKLLaurel3 hr
Jun 11, 4:26 PM EDTAreal Flood AdvisoryJKLKnox, Laurel3 hr
Jun 11, 5:02 PM EDTAreal Flood AdvisoryJKLMontgomery, Powell118 min
Jun 11, 5:05 PM EDTAreal Flood AdvisoryJKLLaurel, Whitley3 hr
Jun 11, 5:11 PM EDTFlash Flood WarningJKLMcCreary, Whitley2 hr
Jun 11, 5:18 PM EDTFlash Flood WarningJKLLaurel107 min
Jun 11, 5:21 PM EDTFlash Flood WarningJKLWhitley105 min
Jun 11, 6:34 PM EDTSpecial Weather StatementJKLRockcastle26 min
Jun 11, 6:44 PM EDTAreal Flood WarningJKLClay, Laurel3 hr
Jun 11, 7:22 PM EDTSpecial Weather StatementJKLRockcastle23 min

Nearby

Flash Flood Watches in Kentucky, 2021Every flash flood watch 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.