Alert archive / Kentucky / Flash Flood Warnings in 2011

Flash Flood Warning 40, NWS Jackson, KY

July 22, 2011Breathitt County, Leslie County, Perry County, Kentucky

NWS Jackson, KY issued this flash flood warning at Jul 22, 2011, 5:54 PM EDT for Breathitt County, Leslie County, Perry County, Kentucky. It was in force for 107 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
Jul 22, 2011, 5:54 PM EDT (21:54 UTC)
Expired
Jul 22, 2011, 7:41 PM EDT
In force
107 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Breathitt County, KY, Leslie County, KY, Perry County, KY

The radar

The Jackson,KY radar (KJKL), 19 km from the middle of the area, began a volume at 21:57 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, 9.9 hours before the alert went out and 228 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 12:00Z on 2011-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3503 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 12:00Z on 2011-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 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
3503 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
912 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

670 
WGUS53 KJKL 222154
FFWJKL
KYC025-131-193-230100-
/O.NEW.KJKL.FF.W.0040.110722T2154Z-110723T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
554 PM EDT FRI JUL 22 2011

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL BREATHITT COUNTY IN SOUTHEAST KENTUCKY...
  NORTH CENTRAL LESLIE COUNTY IN SOUTHEAST KENTUCKY...
  NORTH CENTRAL PERRY COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 900 PM EDT

* AT 553 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. DOPPLER RADAR HAS ESTIMATED THAT BETWEEN TWO AND TWO
  AND A HALF INCHES OF RAIN HAS FALLEN ACROSS PORTIONS OF THE AREA
  BETWEEN 4:45 AND 5:45 PM. UP TO AN ADDITIONAL INCH AND A HALF OF   
  RAIN IS EXPECTED BETWEEN 6 AND 6:45 PM. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  ALTRO...BARWICK...BEECH...BUCKHORN LAKE S.P....BUSH BRANCH...
  CHAVIES...CLAYHOLE...CONFLUENCE...COPLAND...DAISYDELL...DICE...
  FLINTVILLE...GAYS CREEK...HADDIX...HARDSHELL...HOWARD CREEK...
  KALIOPI...KRYPTON...LAMONT...LITTLE...LOST CREEK...MOSLEY BEND...
  NED...NOBLE...PORTSMOUTH...PRESS...ROWDY...SALDEE...SHOAL AND
  SIKES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3756 8311 3726 8328 3722 8349 3752 8338

$$

GEOGERIAN
3 follow-up statements
294 
WGUS73 KJKL 222208
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
608 PM EDT FRI JUL 22 2011

KYC025-131-193-230100-
/O.CON.KJKL.FF.W.0040.000000T0000Z-110723T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BREATHITT KY-PERRY KY-LESLIE KY-
608 PM EDT FRI JUL 22 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTH CENTRAL LESLIE...
NORTH CENTRAL PERRY AND CENTRAL BREATHITT COUNTIES UNTIL 900 PM
EDT...

AT 608 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUING TO REMAIN NEARLY
STATIONARY ACROSS THE WARNED AREA. DOPPLER RADAR INDICATED RAINFALL 
AMOUNTS BETWEEN 5 AND 6 PM HAVE RANGED FROM AN INCH AND A HALF TO 
TWO AND A HALF INCHES. UP TO AN ADDITONAL INCH OF RAIN IS EXPECTED
TO FALL BETWEEN 6 AND 6:45 PM. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
ALTRO...BARWICK...BEECH...BUCKHORN LAKE S.P....BUSH BRANCH...
CHAVIES...CLAYHOLE...CONFLUENCE...COPLAND...DICE...FLINTVILLE...GAYS
CREEK...HADDIX...HARDSHELL...HOWARD CREEK...KRYPTON...LAMONT...
LITTLE...LOST CREEK...MOSLEY BEND...NED...NOBLE...PRESS...ROWDY...
SALDEE...SHOAL...SIKES...SMITH BRANCH...TOULOUSE AND WATTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3756 8311 3726 8328 3722 8349 3752 8338

$$

GEOGERIAN
182 
WGUS73 KJKL 222209 CCA
FFSJKL

FLASH FLOOD STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE JACKSON KY
609 PM EDT FRI JUL 22 2011

KYC025-131-193-230100-
/O.CON.KJKL.FF.W.0040.000000T0000Z-110723T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BREATHITT KY-PERRY KY-LESLIE KY-
609 PM EDT FRI JUL 22 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTH CENTRAL LESLIE...
NORTH CENTRAL PERRY AND CENTRAL BREATHITT COUNTIES UNTIL 900 PM
EDT...

AT 608 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUING TO REMAIN NEARLY
STATIONARY ACROSS THE WARNED AREA. DOPPLER RADAR INDICATED RAINFALL 
AMOUNTS BETWEEN 5 AND 6 PM HAVE RANGED FROM AN INCH AND A HALF TO 
TWO AND A HALF INCHES. UP TO AN ADDITIONAL INCH OF RAIN IS EXPECTED
TO FALL BETWEEN 6 AND 6:45 PM. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
ALTRO...BARWICK...BEECH...BUCKHORN LAKE S.P....BUSH BRANCH...
CHAVIES...CLAYHOLE...CONFLUENCE...COPLAND...DICE...FLINTVILLE...GAYS
CREEK...HADDIX...HARDSHELL...HOWARD CREEK...KRYPTON...LAMONT...
LITTLE...LOST CREEK...MOSLEY BEND...NED...NOBLE...PRESS...ROWDY...
SALDEE...SHOAL...SIKES...SMITH BRANCH...TOULOUSE AND WATTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3756 8311 3726 8328 3722 8349 3752 8338

$$

GEOGERIAN
927 
WGUS73 KJKL 222341
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
741 PM EDT FRI JUL 22 2011

KYC025-131-193-222357-
/O.CAN.KJKL.FF.W.0040.000000T0000Z-110723T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BREATHITT KY-PERRY KY-LESLIE KY-
741 PM EDT FRI JUL 22 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTH CENTRAL
LESLIE...NORTH CENTRAL PERRY AND CENTRAL BREATHITT COUNTIES IS
CANCELLED...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 3756 8311 3726 8328 3722 8349 3752 8338

$$

GEOGERIAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 4:25 AM EDTHeat AdvisoryJKLBell, Breathitt, Clay, Elliott, Floyd, Harlan and 14 more64 hr
Jul 22, 8:53 AM EDTAreal Flood AdvisoryJKLPulaski3 hr
Jul 22, 9:59 AM EDTAreal Flood AdvisoryJKLPulaski, Rockcastle2 hr
Jul 22, 2:38 PM EDTFlash Flood WarningJKLLetcher3 hr
Jul 22, 3:33 PM EDTFlash Flood WarningJKLMorgan3 hr
Jul 22, 3:40 PM EDTAreal Flood AdvisoryJKLElliott, Rowan80 min
Jul 22, 4:05 PM EDTAreal Flood AdvisoryJKLMenifee, Morgan, Rowan115 min
Jul 22, 4:34 PM EDTFlash Flood WarningJKLRowan3 hr
Jul 22, 4:52 PM EDTSevere Thunderstorm WarningJKLFloyd, Johnson, Magoffin53 min
Jul 22, 5:09 PM EDTAreal Flood AdvisoryJKLFloyd, Johnson, Magoffin2 hr
Jul 22, 5:19 PM EDTFlash Flood WarningJKLFloyd, Magoffin, Martin2 hr
Jul 22, 5:30 PM EDTAreal Flood AdvisoryJKLBreathitt, Leslie, Perry2 hr
Jul 22, 5:46 PM EDTAreal Flood AdvisoryJKLMartin104 min
Jul 22, 6:16 PM EDTAreal Flood AdvisoryJKLBreathitt, Clay, Leslie, Owsley, Perry104 min

Nearby

Flash Flood Warnings in Kentucky, 2011Every flash flood warning in 2011

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.