Alert archive / Kentucky / Flash Flood Warnings in 2012
Flash Flood Warning 41, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Aug 5, 2012, 2:55 PM EDT for Knox County, Laurel County, Whitley 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 5, 2012, 2:55 PM EDT (18:55 UTC)
- Expired
- Aug 5, 2012, 6:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Knox County, KY, Laurel County, KY, Whitley County, KY
The radar
The Knoxville radar (KMRX), 99 km from the middle of the area, began a volume at 18:58 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
Nashville Metro, TN (KBNA), launched 12:00Z, 6.9 hours before the alert went out and 240 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.
- Mixed-layer CAPE
- 1769 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 739 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.6
The text
As transmitted, in the capitals the NWS used until 2016.
541
WGUS53 KJKL 051855
FFWJKL
KYC121-125-235-052200-
/O.NEW.KJKL.FF.W.0041.120805T1855Z-120805T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
255 PM EDT SUN AUG 5 2012
THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN WHITLEY COUNTY IN SOUTH CENTRAL KENTUCKY...
SOUTH CENTRAL LAUREL COUNTY IN SOUTH CENTRAL KENTUCKY...
WESTERN KNOX COUNTY IN SOUTHEAST KENTUCKY...
* UNTIL 600 PM EDT
* AT 252 PM EDT...TRAINED WEATHER SPOTTERS REPORTED SLOW MOVING
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA HAS
LED TO MANY CREEKS AND STREAMS IN THE AREA RUNNING AT BANKFUL. IN
ADDITION 4 TO 6 ONCHES OF WATER WAS FLOWING ACROSS HIGHWAY 26 IN
THE WOODBINE AREA.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
WILLIAMSBURG...BIRDSEYE...BRYANTS STORE...CORBIN...FABER...
GOLDBUG...GRAY...KEAVY...LIBERTY...LYNN CAMP...MOORE HILL AND
WOODBINE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.
&&
LAT...LON 3698 8395 3673 8391 3671 8405 3674 8431
3698 8428 3702 8412
$$
GREIF2 follow-up statements
020
WGUS73 KJKL 052022
FFSJKL
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
422 PM EDT SUN AUG 5 2012
KYC121-125-235-052200-
/O.CON.KJKL.FF.W.0041.000000T0000Z-120805T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KNOX KY-WHITLEY KY-LAUREL KY-
422 PM EDT SUN AUG 5 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL LAUREL...
NORTHERN WHITLEY AND WESTERN KNOX COUNTIES UNTIL 600 PM EDT...
AT 415 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT FLASH
FLOODING WAS OCCURRING IN THE CITY OF CORBIN AND ON EATONTOWN ROAD
IN NORTHERN WHITLEY COUNTY. WHILE ADDITIONAL RAINFALL AMOUNTS
THROUGH 6 PM WILL REMAIN LESS THAN A HALF INCH...IT WILL TAKE SOME
TIME FOR FLOOD WATERS TO RECEDE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN JACKSON KY.
&&
LAT...LON 3698 8395 3673 8391 3671 8405 3674 8431
3698 8428 3702 8412
$$
ABE016
WGUS73 KJKL 052200
FFSJKL
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
600 PM EDT SUN AUG 5 2012
KYC121-125-235-052213-
/O.EXP.KJKL.FF.W.0041.000000T0000Z-120805T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KNOX KY-WHITLEY KY-LAUREL KY-
600 PM EDT SUN AUG 5 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTH CENTRAL
LAUREL...NORTHERN WHITLEY AND WESTERN KNOX COUNTIES WILL BE ALLOWED
TO EXPIRE AT 600 PM EDT...
SOME ROADS REMAIN IMPACTED BY HIGH WATER AND AN AERIAL FLOOD WARNING
HAS BEEN ISSUED FOR EXTREME WEST CENTRAL KNOX COUNTY...NORTH CENTRAL
WHITLEY COUNTY...AND SOUTH CENTRAL LAUREL COUNTY. FLASH FLOODING IS
NO LONGER OCCURRING OR EXPECTED.
LAT...LON 3698 8395 3673 8391 3671 8405 3674 8431
3698 8428 3702 8412
$$
ABEThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 12:53 PM EDT | Areal Flood Advisory | JKL | Pulaski, Rockcastle | 3 hr |
| Aug 5, 2:06 PM EDT | Areal Flood Advisory | JKL | Knox, Laurel, McCreary, Pulaski, Whitley | 4 hr |
| Aug 5, 3:00 PM EDT | Areal Flood Advisory | JKL | McCreary, Wayne | 3 hr |
| Aug 5, 3:36 PM EDT | Areal Flood Advisory | JKL | Bell, Clay, Harlan, Knox, Leslie, Whitley | 4 hr |
| Aug 5, 5:57 PM EDT | Areal Flood Warning | JKL | Knox, Laurel, Whitley | 3 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.