Alert archive / Kentucky / Flash Flood Warnings in 2012
Flash Flood Warning 24, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at May 21, 2012, 6:15 PM EDT for Whitley County, Kentucky. It was in force for 3 hr. 2 reports 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
- May 21, 2012, 6:15 PM EDT (22:15 UTC)
- Expired
- May 21, 2012, 9:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
County Whitley County, KY
The radar
The Knoxville radar (KMRX), 82 km from the middle of the area, began a volume at 22:14 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
| Time | Report | Where | Remark |
|---|---|---|---|
| May 21, 7:41 PM EDT | HEAVY RAIN 0 | Nevisdale, KY | STORM TOTAL RAINFALL WAS 1.88 INCHES. LIGHT RAIN WAS FALLING AT THE TIME OF THE OBSERVATION. |
| May 21, 7:41 PM EDT | HEAVY RAIN 1.88 | Nevisdale, KY | STORM TOTAL RAINFALL WAS 1.88 INCHES. LIGHT RAIN WAS FALLING AT THE TIME OF THE OBSERVATION. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 10.3 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.
- Mixed-layer CAPE
- 65 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 1067 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -37 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
348
WGUS53 KJKL 212215
FFWJKL
KYC235-220100-
/O.NEW.KJKL.FF.W.0024.120521T2215Z-120522T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
615 PM EDT MON MAY 21 2012
THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN WHITLEY COUNTY IN SOUTH CENTRAL KENTUCKY...
* UNTIL 900 PM EDT
* AT 614 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. AN IFLOWS GAGE HAS MEASURED NEARLY THREE AND A HALF
INCHES RAIN NEAR THE GATLIFF AREA BETWEEN 4 AND 6 PM.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CARPENTER...DIXIE...EMLYN...FAIRVIEW...GATLIFF...GAUSDALE...
GOINS...JULIP...LOT...LOUDEN...LUCKY...MOUNTAIN ASH...NEVISDALE...
PACKARD...PEARL...PERKINS...PLEASANT VIEW...POLLY CAMP...RED ASH...
SAXTON...SUTTONS MILL...VERNE...WILKERSON...WOFFORD AND YADEN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.
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 3659 8417 3682 8412 3683 8403 3682 8402
3682 8401 3679 8398 3676 8399 3676 8396
3673 8396 3669 8388 3665 8396 3661 8392
3659 8393
$$
GEOGERIAN2 follow-up statements
798
WGUS73 KJKL 212352
FFSJKL
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
752 PM EDT MON MAY 21 2012
KYC235-220100-
/O.CON.KJKL.FF.W.0024.000000T0000Z-120522T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITLEY KY-
752 PM EDT MON MAY 21 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHEASTERN WHITLEY
COUNTY UNTIL 900 PM EDT...
AT 749 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. AN
ADDITIONAL 1 TO 1.5 INCHES IS POSSIBLE OVER THE WARNING AREA AS A
LINE OF THUNDERSTORMS APPROACHES FROM THE WEST.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
CARPENTER...DIXIE...EMLYN...FAIRVIEW...GATLIFF...GAUSDALE...GOINS...
JULIP...LOT...LOUDEN...LUCKY...MOUNTAIN ASH...NEVISDALE...PACKARD...
PEARL...PERKINS...PLEASANT VIEW...POLLY CAMP...RED ASH...SAXTON...
SUTTONS MILL...VERNE...WILKERSON AND YADEN.
A SPOTTER HAS REPORTED 1.88 INCHES OF RAIN HAS FALLEN WEST OF
NEVISDALE. NO REPORTS OF FLOODING HAVE BEEN REPORTED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 3659 8417 3682 8412 3683 8403 3682 8402
3682 8401 3679 8398 3676 8399 3676 8396
3673 8396 3669 8388 3665 8396 3661 8392
3659 8393
$$
JACOBSON469
WGUS73 KJKL 220057
FFSJKL
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
857 PM EDT MON MAY 21 2012
KYC235-220112-
/O.EXP.KJKL.FF.W.0024.000000T0000Z-120522T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITLEY KY-
857 PM EDT MON MAY 21 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN
WHITLEY COUNTY WILL BE ALLOWED TO EXPIRE AT 900 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 3659 8417 3682 8412 3683 8403 3682 8402
3682 8401 3679 8398 3676 8399 3676 8396
3673 8396 3669 8388 3665 8396 3661 8392
3659 8393
$$
JACOBSONThe 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, 3:15 PM EDT | Flash Flood Warning | JKL | Estill, Lee | 3 hr |
| 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 |
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.