Alert archive / Kentucky / Flash Flood Warnings in 2012

Flash Flood Warning 39, NWS Jackson, KY

July 31, 2012Pike County, Kentucky

NWS Jackson, KY issued this flash flood warning at Jul 31, 2012, 6:05 PM EDT for Pike County, Kentucky. It was in force for 3 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: Jul 31, 2012, 6:05 PM EDT (22:05 UTC)
Expired: Jul 31, 2012, 9:18 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 Charleston,WV radar (KRLX), 92 km from the middle of the area, began a volume at 22:07 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
Jul 31, 7:25 PM EDT	FLASH FLOOD	Argo, KY	CAMP CREEK IS REPORTED OUT OF ITS BANKS. ROCK SLIDES HAVE ALSO BEEN REPORTED NEARBY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 10.1 hours before the alert went out and 229 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 384 J/kg
Mixed-layer CIN: -68 J/kg
Mixed-layer LCL: 804 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 36 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.

065 
WGUS53 KJKL 312205
FFWJKL
KYC195-010400-
/O.NEW.KJKL.FF.W.0039.120731T2205Z-120801T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
605 PM EDT TUE JUL 31 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EAST CENTRAL PIKE COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL MIDNIGHT EDT

* AT 604 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. RADAR ESTIMATES SHOW THAT UP TO 5 INCHES OF RAIN HAS  
  ALREADY FALLEN NEAR THE VIRGINIA AND KENTUCKY STATE LINE.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...     
  ARGO...MAJESTIC AND WOODMAN.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
TUG FORK...LEFT FORK PAWPAW CREEK...PAWPAW CREEK...PETER CREEK...
BEECH CREEK...KNOX CREEK...CAMP CREEK...ROCKHOUSE FORK...BARRENSHEE
CREEK...POPLAR CREEK AND BIG BRANCH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

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 3752 8199 3744 8210 3747 8216 3752 8210
      3754 8214 3756 8210 3756 8207 3754 8206
      3755 8204 3754 8201 3755 8199 3755 8196

$$

KAS

2 follow-up statements

246 
WGUS73 KJKL 312333
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
733 PM EDT TUE JUL 31 2012

KYC195-010400-
/O.CON.KJKL.FF.W.0039.000000T0000Z-120801T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIKE KY-
733 PM EDT TUE JUL 31 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EAST CENTRAL PIKE COUNTY
UNTIL MIDNIGHT EDT...

AT 725 PM EDT...EMERGENCY MANAGEMENT REPORTED THAT WATER HAD RISEN 
OUT OF THE BANKS OF CAMP CREEK AND A ROCK SLIDE HAD OCCURRED NEARBY. 
DOPPLER RADAR CONTINUES TO INDICATE THUNDERSTORMS MOVING ACROSS THE 
WARNED AREA. AN ADDITIONAL 1 TO 2 INCHES OF RAINFALL IS STILL 
POSSIBLE. 

SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...ARGO...
MAJESTIC AND WOODMAN.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
TUG FORK...LEFT FORK PAWPAW CREEK...PAWPAW CREEK...PETER CREEK...
BEECH CREEK...KNOX CREEK...CAMP CREEK...ROCKHOUSE FORK...BARRENSHEE
CREEK...POPLAR CREEK AND BIG BRANCH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOOD WATERS ARE MOVING DOWN CAMP CREEK NEAR ARGO. LOCATIONS 
DOWNSTREAM...PARTICULARLY ON KNOX CREEK SHOULD BE ON THE LOOK OUT 
FOR RAPIDLY RISING WATERS.

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 3752 8199 3744 8210 3747 8216 3752 8210
      3754 8214 3756 8210 3756 8207 3754 8206
      3755 8204 3754 8201 3755 8199 3755 8196

$$

KAS

387 
WGUS73 KJKL 010118
FFSJKL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
918 PM EDT TUE JUL 31 2012

KYC195-010133-
/O.CAN.KJKL.FF.W.0039.000000T0000Z-120801T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIKE KY-
918 PM EDT TUE JUL 31 2012

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EAST CENTRAL PIKE
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 3752 8199 3744 8210 3747 8216 3752 8210
      3754 8214 3756 8210 3756 8207 3754 8206
      3755 8204 3754 8201 3755 8199 3755 8196

$$

KAS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 31, 4:04 PM EDT	Severe Thunderstorm Warning	JKL	Floyd, Knott, Letcher, Pike	26 min
Jul 31, 4:29 PM EDT	Severe Thunderstorm Warning	JKL	Letcher, Pike	31 min
Jul 31, 4:30 PM EDT	Areal Flood Advisory	JKL	Letcher, Pike	4 hr
Jul 31, 5:04 PM EDT	Severe Thunderstorm Warning	JKL	Letcher	26 min
Jul 31, 5:12 PM EDT	Areal Flood Advisory	JKL	Harlan	4 hr
Jul 31, 5:27 PM EDT	Flash Flood Warning	JKL	Harlan	4 hr
Jul 31, 5:46 PM EDT	Areal Flood Advisory	JKL	Pike	3 hr
Jul 31, 6:05 PM EDT	Areal Flood Advisory	JKL	Pike	3 hr
Jul 31, 6:23 PM EDT	Areal Flood Advisory	JKL	Harlan, Letcher	2 hr
Jul 31, 6:23 PM EDT	Areal Flood Advisory	JKL	Harlan, Leslie, Letcher, Perry	2 hr

Nearby

Flash Flood Warnings in Kentucky, 2012 Every 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.