Alert archive / Kentucky / Flash Flood Warnings in 2011

Flash Flood Warning 7, NWS Louisville, KY

April 12, 2011Washington County, Kentucky

NWS Louisville, KY issued this flash flood warning at Apr 12, 2011, 9:46 AM EDT for Washington 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
Apr 12, 2011, 9:46 AM EDT (13:46 UTC)
Expired
Apr 12, 2011, 12:45 PM EDT
In force
3 hr
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Flood severity
None

County Washington County, KY

The radar

The Louisville radar (KLVX), 69 km from the middle of the area, began a volume at 13:49 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, 1.8 hours before the alert went out and 216 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, Cncnati-Daytn, OH at 12:00Z on 2011-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2011-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
600 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
52 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.

572 
WGUS53 KLMK 121346
FFWLMK
KYC229-121645-
/O.NEW.KLMK.FF.W.0007.110412T1346Z-110412T1645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
946 AM EDT TUE APR 12 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WASHINGTON COUNTY IN NORTH CENTRAL KENTUCKY...

* UNTIL 1245 PM EDT

* AT 940 AM EDT...EMERGENCY MANAGEMENT REPORTED 7 TO 8 ROADS CLOSED 
ACROSS THE COUNTY DUE TO FLOODING.  THERE WAS FLOWING WATER OVER 
SOME OF THE ROADS.

* LOCATIONS IMPACTED INCLUDE...SPRINGFIELD...

  IN ADDITION...VALLEY HILL...TATHAM SPRINGS AND SHARPSVILLE ARE
  INCLUDED IN THIS FLASH FLOOD WARNING.

ADDITIONAL RAINFALL AMOUNTS OF A HALF TO ONE INCH ARE POSSIBLE IN 
THE WARNED AREA.

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. MOVE TO HIGHER GROUND.

TO REPORT 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 3786 8502 3763 8504 3763 8528 3768 8539
      3773 8541 3780 8532 3783 8531 3785 8526
      3787 8526 3786 8521 3790 8521 3789 8515
      3791 8512 3787 8512 3789 8508 3788 8500

$$

AML
2 follow-up statements
279 
WGUS73 KLMK 121555
FFSLMK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1155 AM EDT TUE APR 12 2011

KYC229-121645-
/O.CON.KLMK.FF.W.0007.000000T0000Z-110412T1645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WASHINGTON KY-
1155 AM EDT TUE APR 12 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 PM EDT FOR
WASHINGTON COUNTY...

THOUGH THE RAIN HAS STOPPED AND NO ADDITIONAL RAINFALL IS 
EXPECTED...IT WILL TAKE SOME TIME FOR LOCAL FLOOD WATERS TO RECEDE.

* LOCATIONS IMPACTED INCLUDE...
  GRUNDY HOME ROAD AT CARTWRIGHT CREEK...
  KY 429 AT CARTWRIGHT CREEK...
  KY 429 AT SHEPHERDS CREEK...
  SMITH LANE AT SHEPHERDS CREEK
  LOGAN ROAD AT EAST FORK BEECH FORK...

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. MOVE TO HIGHER GROUND.

TO REPORT 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 3786 8502 3763 8504 3763 8528 3768 8539
      3773 8541 3780 8532 3783 8531 3785 8526
      3787 8526 3786 8521 3790 8521 3789 8515
      3791 8512 3787 8512 3789 8508 3788 8500

$$

13
145 
WGUS73 KLMK 121642
FFSLMK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1242 PM EDT TUE APR 12 2011

KYC229-121651-
/O.EXP.KLMK.FF.W.0007.000000T0000Z-110412T1645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WASHINGTON KY-
1242 PM EDT TUE APR 12 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 1245 PM EDT FOR WASHINGTON
COUNTY...

HOWEVER...AN AREAL FLOOD WARNING IS STILL IN EFFECT UNTIL 445 PM 
EDT. IT WILL TAKE TIME FOR FLOOD WATERS TO RECEDE. GREAT CARE SHOULD 
STILL BE TAKEN IF DRIVING THROUGH AREAS THAT ARE KNOWN TO FLOOD 
EASILY. IF YOU ENCOUNTER A FLOODED ROAD DO NOT ATTEMPT TO CROSS IT! 
OBEY BARRICADES!

TO REPORT 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 3786 8502 3763 8504 3763 8528 3768 8539
      3773 8541 3780 8532 3783 8531 3785 8526
      3787 8526 3786 8521 3790 8521 3789 8515
      3791 8512 3787 8512 3789 8508 3788 8500

$$

13

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 8:14 PM EDTSpecial Weather StatementLMKBarren, Metcalfe31 min
Apr 11, 8:46 PM EDTSpecial Weather StatementLMKAdair, Cumberland, Metcalfe, Monroe29 min
Apr 11, 9:36 PM EDTSpecial Weather StatementLMKRussell24 min
Apr 12, 4:27 AM EDTFlash Flood WarningLMKAllen, Breckinridge, Butler, Edmonson, Grayson, Logan and 3 more4 hr
Apr 12, 5:22 AM EDTRiver Flood WarningLMKNicholas, Robertson3 days
Apr 12, 5:56 AM EDTRiver Flood WarningLMKOhio66 hr
Apr 12, 7:23 AM EDTRiver Flood WarningLMKBourbon48 hr
Apr 12, 7:37 AM EDTAreal Flood AdvisoryLMKAdair, Allen, Barren, Casey, Clinton, Cumberland and 9 more3 hr
Apr 12, 7:41 AM EDTAreal Flood AdvisoryLMKAnderson, Boyle, Clark, Fayette, Franklin, Garrard and 9 more3 hr
Apr 12, 7:46 AM EDTFlash Flood WarningLMKNicholas3 hr
Apr 12, 7:52 AM EDTAreal Flood AdvisoryLMKBreckinridge, Bullitt, Grayson, Hardin, Henry, Jefferson and 7 more3 hr
Apr 12, 8:00 AM EDTAreal Flood AdvisoryLMKHancock3 hr
Apr 12, 8:09 AM EDTAreal Flood WarningLMKHardin, Larue3 hr
Apr 12, 8:15 AM EDTFlash Flood WarningLMKAnderson, Bourbon, Fayette, Franklin, Harrison, Jessamine and 2 more3 hr
Apr 12, 8:22 AM EDTAreal Flood WarningLMKHancock3 hr
Apr 12, 8:25 AM EDTAreal Flood WarningLMKSpencer3 hr
Apr 12, 8:34 AM EDTAreal Flood WarningLMKButler, Warren3 hr
Apr 12, 8:50 AM EDTFlash Flood WarningLMKMercer3 hr
Apr 12, 10:19 AM EDTRiver Flood WarningLMKHarrison45 hr
Apr 12, 10:30 AM EDTAreal Flood AdvisoryLMKAdair, Casey, Clinton, Cumberland, Lincoln, Russell and 1 more6 hr
Apr 12, 10:34 AM EDTRiver Flood WarningLMKWarren21 hr
Apr 12, 10:34 AM EDTRiver Flood WarningLMKHart61 hr
Apr 12, 10:34 AM EDTRiver Flood WarningLMKEdmonson4 days
Apr 12, 10:34 AM EDTRiver Flood WarningLMKButler, Warren6 days
Apr 12, 10:34 AM EDTRiver Flood WarningLMKButler, Muhlenberg, Ohio8 days
Apr 12, 10:48 AM EDTAreal Flood WarningLMKAnderson, Bourbon, Boyle, Clark, Fayette, Franklin and 10 more6 hr
Apr 12, 10:56 AM EDTRiver Flood WarningLMKHardin, Nelson6 days
Apr 12, 11:37 AM EDTRiver Flood WarningLMKJefferson, Oldham4 days
Apr 12, 11:37 AM EDTRiver Flood WarningLMKJefferson, Meade72 hr
Apr 12, 11:37 AM EDTRiver Flood WarningLMKBreckinridge, Hancock7 days
Apr 12, 11:37 AM EDTRiver Flood WarningLMKBreckinridge, Hancock27 days
Apr 12, 11:48 AM EDTAreal Flood AdvisoryLMKAllen, Butler, Edmonson, Logan, Simpson, Warren6 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.