Alert archive / Kentucky / Flash Flood Warnings in 2012

Flash Flood Warning 1, NWS Jackson, KY

February 29, 20128 counties in Kentucky

NWS Jackson, KY issued this flash flood warning at Feb 29, 2012, 2:10 PM EST for 8 counties in Kentucky. It was in force for 5 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
Feb 29, 2012, 2:10 PM EST (19:10 UTC)
Expired
Feb 29, 2012, 7:12 PM EST
In force
5 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Breathitt County, KY, Estill County, KY, Jackson County, KY, Lee County, KY, Owsley County, KY, Pulaski County, KY, Rockcastle County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 77 km from the middle of the area, began a volume at 19:10 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

TimeReportWhereRemark
Feb 29, 4:00 PM ESTFLASH FLOODSandgap, KYTEMPORARY BRIDGE AND PORTION OF JONES HOLLOW ROAD WASHED OUT IN SANDGAP.

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 12:00Z, 7.2 hours before the alert went out and 217 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 2012-02-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2012-02-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 791 square meters per square second.1939587897Sfc1 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
18 J/kg
Mixed-layer CIN
-228 J/kg
Mixed-layer LCL
454 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
791 m²/s²
0-3 km storm-relative helicity
857 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

902 
WGUS53 KJKL 291910
FFWJKL
KYC025-065-109-129-189-199-203-237-010100-
/O.NEW.KJKL.FF.W.0001.120229T1910Z-120301T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
210 PM EST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JACKSON COUNTY IN SOUTHEAST KENTUCKY...
  LEE COUNTY IN SOUTHEAST KENTUCKY...
  NORTH CENTRAL PULASKI COUNTY IN SOUTH CENTRAL KENTUCKY...
  NORTHERN OWSLEY COUNTY IN SOUTHEAST KENTUCKY...
  NORTHERN ROCKCASTLE COUNTY IN SOUTH CENTRAL KENTUCKY...
  SOUTHERN ESTILL COUNTY IN EAST CENTRAL KENTUCKY...
  SOUTHERN WOLFE COUNTY IN SOUTHEAST KENTUCKY...
  WESTERN BREATHITT COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 800 PM EST

* AT 206 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.     
  THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS THE WARNED AREA THIS    
  AFTERNOON. RAINFALL RATES OF 1 TO 2 INCHES PER HOUR CAN BE EXPECTED
  WITH THE STRONGEST STORMS.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...     
  BEATTYVILLE...BOONEVILLE...IRVINE...JACKSON...MCKEE...AND MOUNT    
  VERNON.

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 3727 8467 3736 8455 3734 8451 3741 8448
      3754 8431 3752 8426 3753 8420 3756 8417
      3757 8410 3764 8413 3767 8410 3769 8410
      3773 8330 3746 8321

$$

SBH
2 follow-up statements
589 
WGUS73 KJKL 292135
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
435 PM EST WED FEB 29 2012

KYC025-065-109-129-189-199-203-237-010100-
/O.CON.KJKL.FF.W.0001.000000T0000Z-120301T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JACKSON KY-OWSLEY KY-PULASKI KY-ROCKCASTLE KY-WOLFE KY-LEE KY-
BREATHITT KY-ESTILL KY-
435 PM EST WED FEB 29 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHERN ESTILL...
WESTERN BREATHITT...LEE...SOUTHERN WOLFE...NORTHERN ROCKCASTLE...
NORTH CENTRAL PULASKI...NORTHERN OWSLEY AND JACKSON COUNTIES UNTIL
800 PM EST...

AT 426 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
SHOWERS AND OCCASIONAL THUNDERSTORMS CONTINUING TO MOVE RAPIDLY EAST 
OVER THE WARNED AREA. MANY LOCATIONS HAVE ALREADY RECEIVED RAINFALL 
WELL IN EXCESS OF AN INCH TODAY. 

RUNOFF FROM ADDITIONAL RAINFALL WILL CONTINUE TO POSE A RISK OF 
FLOODING. SOME LOCATIONS IN THE WARNED AREA INCLUDE...BEATTYVILLE... 
BOONEVILLE...IRVINE...JACKSON...MCKEE...MOUNT VERNON...AIREDALE... 
ALCORN...ALUMBAUGH...ARVEL...ATHOL...ATKINSTOWN...BANFORD...
BEE LICK...BELLE POINT...BETHANY...BLACKBURN...BLANTON FLATS... 
BOONE...BOOTH...BRADSHAW...BRAZIL...BRODHEAD...BROMO...BUMMER...
BURR...CANOE...CANYON FALLS...CARYTON...AND CHENOWEE.

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 3727 8467 3736 8455 3734 8451 3741 8448
      3754 8431 3752 8426 3753 8420 3756 8417
      3757 8410 3764 8413 3767 8410 3769 8410
      3773 8330 3746 8321

$$

HAL
757 
WGUS73 KJKL 010012
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
712 PM EST WED FEB 29 2012

KYC025-065-109-129-189-199-203-237-010027-
/O.CAN.KJKL.FF.W.0001.000000T0000Z-120301T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JACKSON KY-OWSLEY KY-PULASKI KY-ROCKCASTLE KY-WOLFE KY-LEE KY-
BREATHITT KY-ESTILL KY-
712 PM EST WED FEB 29 2012

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHERN ESTILL...
WESTERN BREATHITT...LEE...SOUTHERN WOLFE...NORTHERN ROCKCASTLE...
NORTH CENTRAL PULASKI...NORTHERN OWSLEY AND JACKSON 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 3727 8467 3736 8455 3734 8451 3741 8448
      3754 8431 3752 8426 3753 8420 3756 8417
      3757 8410 3764 8413 3767 8410 3769 8410
      3773 8330 3746 8321

$$

HAL

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 29, 11:31 AM ESTFlash Flood WatchJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more6 hr
Feb 29, 12:45 PM ESTTornado WarningJKLEstill, Menifee, Montgomery, Powell45 min
Feb 29, 12:49 PM ESTAreal Flood AdvisoryJKLBath, Elliott, Estill, Magoffin, Menifee, Montgomery and 4 more6 hr
Feb 29, 1:18 PM ESTTornado WarningJKLMenifee, Morgan, Powell, Wolfe27 min
Feb 29, 1:40 PM ESTTornado WarningJKLMagoffin, Morgan35 min
Feb 29, 1:46 PM ESTAreal Flood AdvisoryJKLBreathitt, Estill, Jackson, Lee, Magoffin, Morgan and 4 more5 hr
Feb 29, 1:59 PM ESTTornado WarningJKLElliott, Johnson, Magoffin, Morgan31 min
Feb 29, 2:13 PM ESTSevere Thunderstorm WarningJKLBreathitt, Lee, Magoffin, Menifee, Morgan, Wolfe32 min
Feb 29, 2:19 PM ESTSevere Thunderstorm WarningJKLBreathitt, Jackson, Lee, Magoffin, Owsley, Wolfe41 min
Feb 29, 2:28 PM ESTTornado WarningJKLPulaski32 min
Feb 29, 2:33 PM ESTSevere Thunderstorm WarningJKLElliott, Johnson, Magoffin, Morgan42 min
Feb 29, 2:38 PM ESTSevere Thunderstorm WarningJKLBreathitt, Floyd, Johnson, Knott, Magoffin, Martin and 4 more37 min
Feb 29, 2:54 PM ESTTornado WarningJKLJackson, Laurel, Pulaski, Rockcastle36 min
Feb 29, 2:58 PM ESTTornado WarningJKLMcCreary, Pulaski, Wayne47 min
Feb 29, 3:10 PM ESTSevere Thunderstorm WarningJKLBreathitt, Floyd, Johnson, Knott, Magoffin, Martin and 1 more50 min
Feb 29, 3:25 PM ESTTornado WarningJKLClay, Jackson, Laurel, Rockcastle23 min
Feb 29, 3:31 PM ESTTornado WarningJKLMcCreary, Wayne29 min
Feb 29, 3:55 PM ESTTornado WarningJKLMcCreary, Wayne, Whitley35 min
Feb 29, 4:02 PM ESTSevere Thunderstorm WarningJKLMcCreary, Wayne28 min
Feb 29, 4:18 PM ESTTornado WarningJKLBell, Knox, Whitley42 min
Feb 29, 4:25 PM ESTSevere Thunderstorm WarningJKLMcCreary, Wayne, Whitley35 min
Feb 29, 4:47 PM ESTTornado WarningJKLBell, Harlan, Knox, Leslie43 min
Feb 29, 4:50 PM ESTAreal Flood AdvisoryJKLBell, Clay, Harlan, Knox, Leslie, McCreary and 2 more3 hr

Nearby

Flash Flood Warnings in Kentucky, 2012Every flash flood warning in 2012

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.