Alert archive / Kentucky / Flash Flood Warnings in 2012

Flash Flood Warning 26, NWS Jackson, KY

June 16, 2012Martin County, Kentucky

NWS Jackson, KY issued this flash flood warning at Jun 16, 2012, 11:41 AM EDT for Martin 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
Jun 16, 2012, 11:41 AM EDT (15:41 UTC)
Expired
Jun 16, 2012, 2:12 PM EDT
In force
3 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

County Martin County, KY

The radar

The Jackson,KY radar (KJKL), 71 km from the middle of the area, began a volume at 15:41 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, 3.7 hours before the alert went out and 213 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 2012-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 376 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 2012-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
376 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
1150 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
57 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.

202 
WGUS53 KJKL 161541
FFWJKL
KYC159-161830-
/O.NEW.KJKL.FF.W.0026.120616T1541Z-120616T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
1141 AM EDT SAT JUN 16 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL MARTIN COUNTY IN NORTHEAST KENTUCKY...

* UNTIL 230 PM EDT

* AT 1138 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE 
  WARNED AREA. RADAR ESTIMATED THAT ISOLATED RAINFALL OF MORE THAN 
  4 INCHES HAS OCCURRED SINCE 930 AM. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE...
  BRADBURY...DAVELLA...DELONG...MOREE...PLEASANT...PREECE AND PRINCE.


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 3780 8261 3782 8255 3785 8252 3783 8250
      3778 8250 3772 8249 3770 8256

$$

HAL
2 follow-up statements
600 
WGUS73 KJKL 161640
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
1240 PM EDT SAT JUN 16 2012

KYC159-161830-
/O.CON.KJKL.FF.W.0026.000000T0000Z-120616T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MARTIN KY-
1240 PM EDT SAT JUN 16 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL MARTIN COUNTY
UNTIL 230 PM EDT...

AT 1235 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE FINALLY DIMINISHING IN 
THE WARNED AREA. HOWEVER...RADAR ESTIMATED THAT LOCALIZED RAINFALL 
OF CLOSE TO 4 INCHES HAS OCCURRED SINCE 930 AM.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT MAY EXPERIENCE FLASH FLOODING 
INCLUDE...DAVELLA...DELONG...MOREE...PLEASANT...PREECE...AND PRINCE.


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 3780 8261 3782 8255 3785 8252 3783 8250
      3778 8250 3772 8249 3770 8256

$$

HAL
082 
WGUS73 KJKL 161812
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
212 PM EDT SAT JUN 16 2012

KYC159-161827-
/O.CAN.KJKL.FF.W.0026.000000T0000Z-120616T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MARTIN KY-
212 PM EDT SAT JUN 16 2012

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL MARTIN
COUNTY 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 3780 8261 3782 8255 3785 8252 3783 8250
      3778 8250 3772 8249 3770 8256

$$

JACOBSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 11:17 AM EDTAreal Flood AdvisoryJKLMartin73 min
Jun 16, 2:04 PM EDTAreal Flood AdvisoryJKLWayne2 hr
Jun 16, 5:23 PM EDTSevere Thunderstorm WarningJKLBath, Fleming, Rowan29 min

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.