Alert archive / Kentucky / Flash Flood Warnings in 2011
Flash Flood Warning 52, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Sep 5, 2011, 3:40 PM EDT for Harlan County, Letcher County, Kentucky. It was in force for 6 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
- Sep 5, 2011, 3:40 PM EDT (19:40 UTC)
- Expired
- Sep 5, 2011, 9:30 PM EDT
- In force
- 6 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Harlan County, KY, Letcher County, KY
The radar
The Jackson,KY radar (KJKL), 64 km from the middle of the area, began a volume at 19:43 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 |
|---|---|---|---|
| Sep 5, 8:01 PM EDT | HEAVY RAIN 3.05 | Whitesburg, KY | 12 HOUR RAINFALL ENDING AT 8 PM. 24 HOUR RAINFALL WAS 4.16 INCHES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.7 hours before the alert went out and 272 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 755 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
370
WGUS53 KJKL 051940
FFWJKL
KYC095-133-060130-
/O.NEW.KJKL.FF.W.0052.110905T1940Z-110906T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
340 PM EDT MON SEP 5 2011
THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN HARLAN COUNTY IN SOUTHEAST KENTUCKY...
WESTERN LETCHER COUNTY IN SOUTHEAST KENTUCKY...
* UNTIL 930 PM EDT
* AT 334 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. JACKSON DOPPLER
RADAR ESTIMATES IN EXCESS OF TWO AND A HALF INCHES OF RAIN HAS
FALLEN IN THIS AREA OVER THE PAST 12 HOURS.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
WHITESBURG...ARMINTA...BANKS...BLACKEY...BLUEFIELD...CARBON GLOW...
CARCASSONNE...CHAD...CLUTTS...COLSON...CREECH...CROWN...
CUMBERLAND...DAY...DEFEATED CREEK...DIANE...DONGOLA...ELKO...
FLINT...GANDER...GORDON...HALLIE...HIRAM...HOT SPOT...ICE...INDIAN
BOTTOM...ISOM...JEREMIAH...KINGDOM COME S.P. AND KINGS CREEK.
KENTUCKY STATE POLICE REPORT FLOOD WATERS ARE RISING OVER ROADWAY AT
1746 HIGHWAY 160 IN THE GORDON COMMUNITY OF LETCHER COUNTY.
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.
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.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
JACKSON KY.
&&
LAT...LON 3693 8311 3700 8309 3702 8305 3703 8305
3704 8308 3706 8304 3711 8305 3717 8304
3720 8299 3717 8298 3724 8286 3702 8280
3695 8301
$$
DUSTY2 follow-up statements
183
WGUS73 KJKL 052359
FFSJKL
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
759 PM EDT MON SEP 5 2011
KYC095-133-060130-
/O.CON.KJKL.FF.W.0052.000000T0000Z-110906T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LETCHER KY-HARLAN KY-
759 PM EDT MON SEP 5 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHEASTERN HARLAN AND
WESTERN LETCHER COUNTIES UNTIL 930 PM EDT...
AT 757 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED AN AREA OF
VERY HEAVY RAINFALL ACROSS THE WARNED AREA. POCKETS OF HEAVY
RAINFALL IN EXCESS OF 3 INCHES WITH WATER ACROSS HIGHWAY 160 IN THE
GORDON AREA HAS BEEN REPORTED.
HEAVY RAIN CONTINUES TO FALL ACROSS THE WARNED AREA. RUNOFF FROM THIS
EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS
THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...WHITESBURG...ARMINTA...
BANKS...BLACKEY...BLUEFIELD...CARBON GLOW...CARCASSONNE...CHAD...
CLUTTS...COLSON...CREECH...CROWN...CUMBERLAND...DAY...DEFEATED
CREEK...DIANE...DONGOLA...ELKO...FLINT...GANDER...GORDON...HALLIE...
HIRAM...HOT SPOT...ICE...INDIAN BOTTOM...ISOM...JEREMIAH...KINGDOM
COME S.P. AND KINGS CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS
AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE ALSO SUBJECT TO FLOODING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN JACKSON KY.
&&
LAT...LON 3693 8311 3700 8309 3702 8305 3703 8305
3704 8308 3706 8304 3711 8305 3717 8304
3720 8299 3717 8298 3724 8286 3702 8280
3695 8301
$$
DUSTY527
WGUS73 KJKL 060128
FFSJKL
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
928 PM EDT MON SEP 5 2011
KYC095-133-060142-
/O.EXP.KJKL.FF.W.0052.000000T0000Z-110906T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LETCHER KY-HARLAN KY-
928 PM EDT MON SEP 5 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHEASTERN HARLAN
AND WESTERN LETCHER COUNTIES WILL BE ALLOWED TO EXPIRE AT 930 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. THE KY STATE POLICE THAT HIGHWAY
160 HAS CLEARED AND IS ONCE AGAIN PASSABLE. IF FLOODING HAS BEEN
OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3693 8311 3700 8309 3702 8305 3703 8305
3704 8308 3706 8304 3711 8305 3717 8304
3720 8299 3717 8298 3724 8286 3702 8280
3695 8301
$$
DUSTYThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 8:53 PM EDT | Areal Flood Advisory | JKL | Bell, Clay, Harlan, Knox, Leslie | 6 hr |
| Sep 4, 10:16 PM EDT | Areal Flood Advisory | JKL | Floyd, Johnson, Knott, Martin, Pike | 5 hr |
| Sep 4, 10:34 PM EDT | Areal Flood Warning | JKL | Floyd, Johnson, Knott, Martin, Pike | 4 hr |
| Sep 5, 3:42 AM EDT | Flash Flood Watch | JKL | Bell, Breathitt, Clay, Floyd, Harlan, Jackson and 16 more | 32 hr |
| Sep 5, 1:21 PM EDT | Areal Flood Advisory | JKL | Bell, Harlan | 6 hr |
| Sep 5, 1:49 PM EDT | Areal Flood Advisory | JKL | Letcher, Pike | 3 hr |
| Sep 5, 4:53 PM EDT | Areal Flood Advisory | JKL | Harlan, Letcher, Pike | 6 hr |
| Sep 5, 7:50 PM EDT | Areal Flood Advisory | JKL | Bell, Clay, Harlan, Knox, Leslie, Letcher and 1 more | 6 hr |
Nearby
Flash Flood Warnings in Kentucky, 2011Every flash flood warning in 2011
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.