Alert archive / Kentucky / Flash Flood Warnings in 2012

Flash Flood Warning 48, NWS Jackson, KY

August 15, 2012Pike County, Kentucky

NWS Jackson, KY issued this flash flood warning at Aug 15, 2012, 11:33 AM EDT for Pike 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
Aug 15, 2012, 11:33 AM EDT (15:33 UTC)
Expired
Aug 15, 2012, 2:30 PM EDT
In force
3 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

County Pike County, KY

The radar

The Jackson,KY radar (KJKL), 86 km from the middle of the area, began a volume at 15:32 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, 3.6 hours before the alert went out and 241 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 2012-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 92 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 2012-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
92 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
827 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
22 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.

435 
WGUS53 KJKL 151533
FFWJKL
KYC195-151830-
/O.NEW.KJKL.FF.W.0048.120815T1533Z-120815T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
1133 AM EDT WED AUG 15 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN PIKE COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 230 PM EDT

* AT 1130 AM EDT...EMERGENCY MANAGEMENT REPORTED FLASH FLOODING      
  ACROSS THE AREAS OF TURKEY CREEK...FORREST HILL AND BELFRY. RADAR  
  ESTIMATES INDICATE THAT AROUND 2 INCHES OF RAIN HAS FALLEN ACROSS  
  THE WARNED AREA THIS MORNING. 

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...PIKEVILLE...
  AFLEX...BELFRY...BOLDMAN...BUSKIRK...CANADA...CHLOE...COAL RUN...
  CONDER...FOREST HILLS...GULNARE...HARDY...HEISEY...HUDDY...
  KIMPER...MCANDREWS...META...PISO...RACCOON...SIDNEY...SOUTH
  WILLIAMSON...TURKEY CREEK...VARNEY AND ZEBULON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3756 8213 3744 8248 3744 8259 3750 8260
      3751 8262 3765 8260 3766 8253 3769 8229
      3766 8226 3767 8224 3763 8221 3763 8219
      3765 8219 3760 8215 3759 8212

$$

RAY
2 follow-up statements
349 
WGUS73 KJKL 151617
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
1217 PM EDT WED AUG 15 2012

KYC195-151830-
/O.CON.KJKL.FF.W.0048.000000T0000Z-120815T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIKE KY-
1217 PM EDT WED AUG 15 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN PIKE COUNTY
UNTIL 230 PM EDT...

AT 1209 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT THUNDERSTORMS WITH HEAVY RAINFALL WERE MOVING OUT OF THE AREA. 
HOWEVER...LIGHT TO MODERATE RAIN SHOWERS CONTINUE TO AFFECT THE 
WARNED AREA. EXCESSIVE RUNOFF COMBINED WITH ANY ADDITIONAL RAINFALL 
WILL CONTINUE TO CAUSE FLOODING PROBLEMS. HOWEVER...A GRADUAL 
IMPROVEMENT IN CONDITIONS IS EXPECTED BETWEEN 12:30 AND 2 PM. 

COUNTY EMERGENCY MANAGEMENT IS REPORTING FLASH FLOODING IN THE 
TURKEY CREEK...FORREST HILL AND BELFRY AREAS. 

SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
PIKEVILLE...AFLEX...BELFRY...BOLDMAN...BUSKIRK...CANADA...CHLOE...
COAL RUN...CONDER...FOREST HILLS...GULNARE...HARDY...HEISEY...
HUDDY...KIMPER...MCANDREWS...META...PISO...RACCOON...SIDNEY...SOUTH
WILLIAMSON...TURKEY CREEK...VARNEY AND ZEBULON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS 
AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES...AS WELL AS 
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND
IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE
IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO
CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3756 8213 3744 8248 3744 8259 3750 8260
      3751 8262 3765 8260 3766 8253 3769 8229
      3766 8226 3767 8224 3763 8221 3763 8219
      3765 8219 3760 8215 3759 8212

$$

RAY
141 
WGUS73 KJKL 151826
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
226 PM EDT WED AUG 15 2012

KYC195-151839-
/O.EXP.KJKL.FF.W.0048.000000T0000Z-120815T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIKE KY-
226 PM EDT WED AUG 15 2012

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHERN PIKE
COUNTY WILL BE ALLOWED TO EXPIRE AT 230 PM EDT...

PIKE COUNTY EMERGENCY MANAGEMENT REPORTED THAT FLOODING HAS ENDED 
ACROSS THE 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 8213 3744 8248 3744 8259 3750 8260
      3751 8262 3765 8260 3766 8253 3769 8229
      3766 8226 3767 8224 3763 8221 3763 8219
      3765 8219 3760 8215 3759 8212

$$

RAY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 15, 9:24 AM EDTAreal Flood AdvisoryJKLBreathitt, Floyd, Knott, Magoffin87 min
Aug 15, 10:16 AM EDTAreal Flood AdvisoryJKLFloyd, Martin, Pike4 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.