Alert archive / Kentucky / Flash Flood Warnings in 2003

Flash Flood Warning 49, NWS Louisville, KY

September 3, 2003Ohio County, Kentucky

NWS Louisville, KY issued this flash flood warning at Sep 3, 2003, 2:21 PM CDT for Ohio 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: Sep 3, 2003, 2:21 PM CDT (19:21 UTC)
Expired: Sep 3, 2003, 5:15 PM CDT
In force: 3 hr
Issued by: NWS Louisville, KY
Area: Counties, with a storm outline in the text

County Ohio County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.4 hours before the alert went out and 154 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: 366 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 615 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 26 m²/s²
0-3 km storm-relative helicity: 62 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.

000 
WGUS53 KLMK 031922
FFWLMK
KYC183-032215-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
221 PM CDT WED SEP 3 2003

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  OHIO COUNTY IN NORTHWEST KENTUCKY

* UNTIL 515 PM CDT

* AT 216 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAIN OVER HEFLIN...OR ABOUT 46 MILES NORTHWEST OF BOWLING GREEN...
  MOVING EAST AT 10 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE HARTFORD

RAINFALL IN WESTERN OHIO COUNTY HAS BEEN 1 TO 2 INCHES SINCE 1 PM 
CDT. ADDITIONAL SHOWERS ARE DEVELOPING JUST WEST OF OHIO COUNTY IN A 
NARROW SWATH. ANY ADDITIONAL HEAVY RAINFALL IN THE AREA WILL CAUSE 
FLASH FLOODING OF SMALL CREEKS AND STREAMS...ROADWAYS...UNDERPASSES 
AND LOW LYING AREAS. LOCATIONS NEAR ROUGH RIVER AND THE LICK BRANCH 
APPEAR MOST SUSCEPTIBLE TO FLASH FLOODING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO
HIGHER GROUND.

LAT...LON 3755 8712 3729 8704 3739 8663 3752 8666
          3766 8666

$$

JB

1 follow-up statement

000 
WGUS73 KLMK 032131
FFSLMK
KYC183-032215-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
430 PM CDT WED SEP 3 2003

...A FLASH FLOOD WARNING CONTINUES UNTIL 515 PM CDT FOR OHIO COUNTY
IN NORTHWEST KENTUCKY...

RAINFALL HAS DECREASED ACROSS THE COUNTY...WITH THE HEAVIEST 
OCCURING IN THE SOUTHERN HALF OF THE COUNTY TOTALING A HALF OF AN 
INCH AN HOUR. RECENT HEAVY RAINFALL AND SATURATED SOIL WILL STILL 
CAUSE PROBLEMS WITH RUNOFF EVEN FROM LIGHT RAIN. MANY ROADS ACROSS 
THE COUNTY ARE COVERED WITH WATER...INCLUDING THE FOLLOWING...MOUNT 
VERNON ROAD...LAKE LANE...AND ROUND HILL ROAD IN AND AROUND THE 
HARTFORD AREA.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO
HIGHER GROUND.

$$

SCHOTT

Nearby

Flash Flood Warnings in Kentucky, 2003 Every flash flood warning in 2003

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.