Alert archive / Kentucky / Flash Flood Warnings in 2012
Flash Flood Warning 40, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Aug 3, 2012, 3:24 PM EDT for Letcher 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 3, 2012, 3:24 PM EDT (19:24 UTC)
- Expired
- Aug 3, 2012, 6:30 PM EDT
- In force
- 3 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
County Letcher County, KY
The radar
The Jackson,KY radar (KJKL), 58 km from the middle of the area, began a volume at 19:26 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, 7.4 hours before the alert went out and 260 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
- 183 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 1404 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 31 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
289 WGUS53 KJKL 031924 FFWJKL KYC133-032230- /O.NEW.KJKL.FF.W.0040.120803T1924Z-120803T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE JACKSON KY 324 PM EDT FRI AUG 3 2012 THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTH CENTRAL LETCHER COUNTY IN SOUTHEAST KENTUCKY... * UNTIL 630 PM EDT * AT 321 PM EDT...STATE POLICE REPORTED FLASH FLOODING OCCURRING ALONG WALTERS BRANCH AND NEAR THE COMMUNITIES OF JEREMIAH AND ISOM. THUNDERSTORMS CONTAINING HEAVY RAINFALL ARE MOVING OUT OF THE AREA...HOWEVER EXCESSIVE RUNOFF FROM PREVIOUS HEAVY RAINFALL WILL CONTINUE TO OCCUR THROUGH 4 PM. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... CARBON GLOW...COLSON...ISOM...JEREMIAH...POLLY...SACKETT AND TILLIE. THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES... HALE BRANCH...SMOOT CREEK...CAMP BRANCH...WOLFPEN CREEK...CAUDILL CREEK...BLAIR BRANCH...ROCKHOUSE CREEK...LITTLE COLLY CREEK...TRACE FORK AND DOTY CREEK. 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. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. && LAT...LON 3725 8283 3720 8280 3714 8295 3718 8296 $$ GEOGERIAN
2 follow-up statements
698 WGUS73 KJKL 032009 FFSJKL FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE JACKSON KY 409 PM EDT FRI AUG 3 2012 KYC133-032230- /O.CON.KJKL.FF.W.0040.000000T0000Z-120803T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LETCHER KY- 409 PM EDT FRI AUG 3 2012 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTH CENTRAL LETCHER COUNTY UNTIL 630 PM EDT... AT 407 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT WATER HAD RECEDED SOMEWHAT ALONG WALTERS BRANCH...HOWEVER THE ROAD REMAINS BLOCKED. THUNDERSTORMS WITH VERY HEAVY RAINFALL HAVE EXITED ACROSS THE AREA...HOWEVER HIGH WATER WILL CONTINUE TO BE SEEN IN PLACES THROUGH 5 PM. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...CARBON GLOW...COLSON...ISOM...JEREMIAH...POLLY...SACKETT AND TILLIE. THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...HALE BRANCH...SMOOT CREEK...CAMP BRANCH...ROCKHOUSE CREEK...WALTERS BRANCH...WOLFPEN CREEK...CAUDILL CREEK...BLAIR BRANCH...LITTLE COLLY CREEK...TRACE FORK AND DOTY CREEK. PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. && LAT...LON 3725 8283 3720 8280 3714 8295 3718 8296 $$ GEOGERIAN
849 WGUS73 KJKL 032229 FFSJKL FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE JACKSON KY 629 PM EDT FRI AUG 3 2012 KYC133-032244- /O.EXP.KJKL.FF.W.0040.000000T0000Z-120803T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LETCHER KY- 629 PM EDT FRI AUG 3 2012 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTH CENTRAL LETCHER COUNTY WILL BE ALLOWED TO EXPIRE AT 630 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. IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. LAT...LON 3725 8283 3720 8280 3714 8295 3718 8296 $$ GEOGERIAN
The office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 3:11 PM EDT | Areal Flood Advisory | JKL | Letcher | 79 min |
| Aug 3, 3:31 PM EDT | Areal Flood Advisory | JKL | Pike | 89 min |
| Aug 3, 3:52 PM EDT | Areal Flood Advisory | JKL | Martin | 2 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.