Alert archive / Kentucky / Flash Flood Warnings in 2012

Flash Flood Warning 21, NWS Jackson, KY

May 21, 2012Estill County, Lee County, Kentucky

NWS Jackson, KY issued this flash flood warning at May 21, 2012, 3:15 PM EDT for Estill County, Lee 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: May 21, 2012, 3:15 PM EDT (19:15 UTC)
Expired: May 21, 2012, 6:30 PM EDT
In force: 3 hr
Issued by: NWS Jackson, KY
Area: Storm-based polygon
Flood severity: None

Counties Estill County, KY, Lee County, KY

The radar

The Jackson,KY radar (KJKL), 43 km from the middle of the area, began a volume at 19:17 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, 7.3 hours before the alert went out and 198 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1563 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -20 m²/s²
0-3 km storm-relative helicity: 20 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.

704 
WGUS53 KJKL 211915
FFWJKL
KYC065-129-212230-
/O.NEW.KJKL.FF.W.0021.120521T1915Z-120521T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
315 PM EDT MON MAY 21 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN LEE COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN ESTILL COUNTY IN EAST CENTRAL KENTUCKY...

* UNTIL 630 PM EDT

* AT 315 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CRYSTAL...DOE CREEK...EVELYN...FIXER...GREELEY...LEIGHTON...MOUNT
  OLIVE...OLD LANDING...PATSEY...PINNACLE...PRYSE...RAVENNA...
  SHADE...TEXOLA...WHYNOT...WILLOW SHOALS AND YELLOW ROCK.

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.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN VEHICLES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS...
OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM... EVEN A
SMALL ONE...ON FOOT OR IN A VEHICLE.

&&

LAT...LON 3772 8371 3763 8364 3753 8389 3754 8390
      3768 8398 3772 8372

$$

GEOGERIAN

2 follow-up statements

316 
WGUS73 KJKL 211953
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
353 PM EDT MON MAY 21 2012

KYC065-129-212230-
/O.CON.KJKL.FF.W.0021.000000T0000Z-120521T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LEE KY-ESTILL KY-
353 PM EDT MON MAY 21 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHEASTERN ESTILL AND
NORTHWESTERN LEE COUNTIES UNTIL 630 PM EDT...

AT 353 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
ALUMBAUGH...CRYSTAL...DOE CREEK...EVELYN...FIXER...GREELEY...
LEIGHTON...MOUNT OLIVE...OLD LANDING...PINNACLE...PRYSE...SHADE...
TEXOLA...WHYNOT...WILLOW SHOALS...YELLOW ROCK AND ZOE.

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.

MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS
BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR
IN A VEHICLE.

&&

LAT...LON 3772 8371 3763 8364 3753 8389 3754 8390
      3768 8398 3772 8372

$$

GEOGERIAN

198 
WGUS73 KJKL 212223
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
623 PM EDT MON MAY 21 2012

KYC065-129-212238-
/O.EXP.KJKL.FF.W.0021.000000T0000Z-120521T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LEE KY-ESTILL KY-
623 PM EDT MON MAY 21 2012

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN ESTILL
AND NORTHWESTERN LEE COUNTIES WILL BE ALLOWED TO EXPIRE AT 630 PM
EDT...

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 3772 8371 3763 8364 3753 8389 3754 8390
      3768 8398 3772 8372

$$

GEOGERIAN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 21, 12:53 PM EDT	Severe Thunderstorm Warning	JKL	Clay, Jackson, Lee, Owsley	37 min
May 21, 1:11 PM EDT	Areal Flood Advisory	JKL	Lee, Owsley	79 min
May 21, 2:01 PM EDT	Areal Flood Advisory	JKL	Menifee	89 min
May 21, 2:04 PM EDT	Severe Thunderstorm Warning	JKL	Bath, Menifee, Montgomery	41 min
May 21, 2:22 PM EDT	Flash Flood Warning	JKL	Menifee, Montgomery	3 hr
May 21, 2:32 PM EDT	Areal Flood Advisory	JKL	Lee, Menifee, Montgomery, Powell, Wolfe	88 min
May 21, 2:34 PM EDT	Areal Flood Advisory	JKL	Clay, Jackson, Laurel	86 min
May 21, 2:36 PM EDT	Severe Thunderstorm Warning	JKL	Estill, Lee, Powell, Wolfe	39 min
May 21, 2:44 PM EDT	Flash Flood Warning	JKL	Powell, Wolfe	3 hr
May 21, 2:49 PM EDT	Areal Flood Advisory	JKL	Bath, Fleming, Rowan	101 min
May 21, 2:56 PM EDT	Severe Thunderstorm Warning	JKL	Estill, Lee	49 min
May 21, 3:02 PM EDT	Areal Flood Advisory	JKL	Estill, Lee	88 min
May 21, 3:11 PM EDT	Severe Thunderstorm Warning	JKL	Bath, Fleming	49 min
May 21, 3:35 PM EDT	Flash Flood Warning	JKL	Bath, Fleming	3 hr
May 21, 3:45 PM EDT	Areal Flood Advisory	JKL	Clay, Laurel	75 min
May 21, 3:49 PM EDT	Areal Flood Advisory	JKL	Estill, Jackson, Lee, Owsley	101 min
May 21, 3:59 PM EDT	Areal Flood Advisory	JKL	Bath, Fleming, Montgomery	2 hr
May 21, 4:35 PM EDT	Areal Flood Advisory	JKL	Bell, Knox, Whitley	115 min
May 21, 4:45 PM EDT	Areal Flood Advisory	JKL	Clay, Jackson, Laurel	46 min
May 21, 5:12 PM EDT	Areal Flood Advisory	JKL	Fleming	108 min
May 21, 5:45 PM EDT	Areal Flood Warning	JKL	Powell	3 hr
May 21, 6:02 PM EDT	Flash Flood Warning	JKL	Fleming	3 hr
May 21, 6:15 PM EDT	Flash Flood Warning	JKL	Whitley	3 hr

Nearby

Flash Flood Warnings in Kentucky, 2012 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.