Alert archive / Kentucky / Flash Flood Warnings in 2010

Flash Flood Warning 21, NWS Jackson, KY

May 14, 2010Bell County, Knox County, Whitley County, Kentucky

NWS Jackson, KY issued this flash flood warning at May 14, 2010, 5:05 PM EDT for Bell County, Knox County, Whitley County, Kentucky. It was in force for 4 hr. 1 report 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 14, 2010, 5:05 PM EDT (21:05 UTC)
Expired
May 14, 2010, 9:00 PM EDT
In force
4 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Bell County, KY, Knox County, KY, Whitley County, KY

The radar

The Knoxville radar (KMRX), 73 km from the middle of the area, began a volume at 21:05 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

TimeReportWhereRemark
May 14, 6:59 PM EDTFLASH FLOODPineville, KYSTREAMS IN PINEVILLE WERE OVER ROADS AND BRIDGES. FLOODING WAS OBSERVED BETWEEN 659 AND 714 PM.

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, 9.1 hours before the alert went out and 249 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, Nashville Metro, TN at 12:00Z on 2010-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2636 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, Nashville Metro, TN at 12:00Z on 2010-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.193958Sfc1 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
2636 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
831 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
1.1
Supercell composite
5.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

225 
WGUS53 KJKL 142105
FFWJKL
KYC013-121-235-150100-
/O.NEW.KJKL.FF.W.0021.100514T2105Z-100515T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
505 PM EDT FRI MAY 14 2010

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BELL COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN KNOX COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHERN WHITLEY COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 900 PM EDT

* AT 502 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. AN AUTOMATED RAIN GAGE NEAR PINEVILLE REPORTED 1.34 
  INCHES OF RAIN IN 30 MINUTES. 1 TO 3 INCHES OF RAIN IS POSSIBLE IN
  THE WARNED AREA BETWEEN 5 AND 8 PM AS SHOWERS AND THUNDERSTORMS
  CONTINUE TO MOVE ACROSS THE AREA.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...     
  PINEVILLE...ARJAY...BIRDSEYE...CLEAR CREEK AND FRAKES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. 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.

&&

TO REPORT ANY FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3660 8425 3661 8424 3663 8426 3669 8429
      3670 8412 3675 8393 3694 8356 3678 8350
      3674 8350 3668 8347 3662 8367 3659 8370

$$

SBH
3 follow-up statements
452 
WGUS73 KJKL 142213
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
613 PM EDT FRI MAY 14 2010

KYC013-121-235-150100-
/O.CON.KJKL.FF.W.0021.000000T0000Z-100515T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KNOX KY-WHITLEY KY-BELL KY-
613 PM EDT FRI MAY 14 2010

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR BELL...SOUTHERN WHITLEY
AND SOUTHEASTERN KNOX COUNTIES UNTIL 900 PM EDT...

AT 608 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUED TO AFFECT EASTERN 
BELL COUNTY. AN AUTOMATED RAIN GAGE AT MINGO MOUNTAIN JUST OUTSIDE 
OF PINEVILLE HAS REPORTED 3.46 INCHES OF RAIN SINCE LATE THIS 
AFTERNOON.

LIGHTER RAIN CONTINUED TO FALL OVER SOUTHERN WHITLEY AND 
SOUTHEASTERN KNOX COUNTIES...AND RADAR INDICATES 1 TO 3 INCHES OF 
RAIN HAS FALLEN IN THESE AREA.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. 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.

&&

TO REPORT ANY FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3660 8425 3661 8424 3663 8426 3669 8429
      3670 8412 3675 8393 3694 8356 3678 8350
      3674 8350 3668 8347 3662 8367 3659 8370

$$
SBH
008 
WGUS73 KJKL 142321
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
721 PM EDT FRI MAY 14 2010

KYC013-121-235-150100-
/O.CON.KJKL.FF.W.0021.000000T0000Z-100515T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KNOX KY-WHITLEY KY-BELL KY-
721 PM EDT FRI MAY 14 2010

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR BELL...SOUTHERN WHITLEY
AND SOUTHEASTERN KNOX COUNTIES UNTIL 900 PM EDT...

AT 715 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
MODERATE RAIN CONTINUED TO FALL ALONG CUMBERLAND MOUNTAIN IN 
SOUTHERN BELL COUNTY. SINCE THE RAIN BEGAN LATE THIS AFTERNOON AN 
AUTOMATED RAIN GAGE NEAR PINEVILLE HAS MEASURED 3.54 INCHES OF RAIN. 

RAIN WILL TAPER OFF THIS EVENING...BUT RUNOFF FROM THE EXCESSIVE 
RAINFALL THAT OCCURRED EARLIER WILL CONTINUE AND CAUSE FLASH 
FLOODING TO OCCUR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. 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.

&&

TO REPORT ANY FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3660 8425 3661 8424 3663 8426 3669 8429
      3670 8412 3675 8393 3694 8356 3678 8350
      3674 8350 3668 8347 3662 8367 3659 8370

$$

SBH
275 
WGUS73 KJKL 150109
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
909 PM EDT FRI MAY 14 2010

KYC013-121-235-150116-
/O.EXP.KJKL.FF.W.0021.000000T0000Z-100515T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KNOX KY-WHITLEY KY-BELL KY-
909 PM EDT FRI MAY 14 2010

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR BELL...SOUTHERN 
WHITLEY...AND SOUTHEASTERN KNOX COUNTIES HAS BEEN ALLOWED TO 
EXPIRE...

IT HAS BEEN REPLACED BY A GENERALIZED FLOOD WARNING IN BELL COUNTY. 
THE COUNTY DISPATCH OFFICE REPORTED THAT FLOODING WAS STILL ONGOING 
ON PORTIONS OF ROUTE 119 AND ROUTE 221. THE THUNDERSTORMS WHICH 
PRODUCED HEAVY RAINFALL HAVE LEFT THE AREA...AND WITHOUT ADDITIONAL 
RAINFALL...ANY RISES ON STREAMS SHOULD NOT BE AS RAPID AS EARLIER IN 
THE EVENING.

IN WHITLEY AND KNOX COUNTIES... THE COUNTY DISPATCH OFFICES REPORT 
THAT STREAMS AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE 
BEGINNING TO RECEDE...ENDING THE FLOOD THREAT. 

IF FLOODING HAS BEEN IS OBSERVED...PLEASE REPORT IT TO YOUR LOCAL 
LAW ENFORCEMENT AGENCY.

TO REPORT ANY FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3660 8425 3661 8424 3663 8426 3669 8429
      3670 8412 3675 8393 3694 8356 3678 8350
      3674 8350 3668 8347 3662 8367 3659 8370

$$

HAL

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 2:29 PM EDTSevere Thunderstorm WarningJKLBreathitt, Knott, Perry31 min
May 14, 2:38 PM EDTSevere Thunderstorm WarningJKLKnox, Laurel37 min
May 14, 3:19 PM EDTSevere Thunderstorm WarningJKLBell, Knox26 min
May 14, 3:23 PM EDTSevere Thunderstorm WarningJKLFloyd, Knott, Pike52 min
May 14, 3:33 PM EDTSevere Thunderstorm WarningJKLFleming27 min
May 14, 3:42 PM EDTSevere Thunderstorm WarningJKLBell, Clay, Harlan, Knox, Leslie33 min
May 14, 3:56 PM EDTAreal Flood AdvisoryJKLKnox57 min
May 14, 4:05 PM EDTSevere Thunderstorm WarningJKLPike25 min
May 14, 4:14 PM EDTAreal Flood AdvisoryJKLWhitley38 min
May 14, 4:20 PM EDTSevere Thunderstorm WarningJKLKnox, Whitley25 min
May 14, 4:30 PM EDTSevere Thunderstorm WarningJKLBell, Harlan30 min
May 14, 4:30 PM EDTSevere Thunderstorm WarningJKLElliott, Rowan30 min
May 14, 4:44 PM EDTFlash Flood WarningJKLKnox, Whitley4 hr
May 14, 5:13 PM EDTSevere Thunderstorm WarningJKLBell, Harlan32 min
May 14, 5:33 PM EDTFlash Flood WarningJKLHarlan4 hr
May 14, 5:45 PM EDTSevere Thunderstorm WarningJKLHarlan30 min
May 14, 5:46 PM EDTSevere Thunderstorm WarningJKLElliott, Johnson, Magoffin, Menifee, Morgan, Wolfe44 min

Nearby

Flash Flood Warnings in Kentucky, 2010Every flash flood warning in 2010

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.