Alert archive / Kentucky / Flash Flood Warnings in 2002

Flash Flood Warning 11, NWS Paducah, KY

March 26, 2002Livingston County, Kentucky

NWS Paducah, KY issued this flash flood warning at Mar 26, 2002, 12:15 AM CST for Livingston County, Kentucky. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 26, 2002, 12:15 AM CST (06:15 UTC)
Expired
Mar 26, 2002, 4:00 AM CST
In force
4 hr
Issued by
NWS Paducah, KY
Area
Whole counties

County Livingston County, KY

The radar

The Paducah radar (KPAH), 40 km from the middle of the area, began a volume at 06:18 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

Nashville Metro, TN (KBNA), launched 00:00Z, 6.3 hours before the alert went out and 197 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, Nashville Metro, TN at 00:00Z on 2002-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 25 joules per kilogram.LCLLFCEL10008507005003002001001 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, Nashville Metro, TN at 00:00Z on 2002-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 square meters per square second.19395878Sfc1 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
25 J/kg
Mixed-layer CIN
-151 J/kg
Mixed-layer LCL
1592 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
108 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 KPAH 260615 CCA
FFWPAH
KYC139-261000-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
ISSUED BY NWS LOUISVILLE KY
1152 PM CST MON MAR 25 2002

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LIVINGSTON COUNTY IN WESTERN KENTUCKY

* UNTIL 400 AM CST

* AT 1152 PM CST...LIVINGSTON COUNTY SHERIFFS OFFICE REPORTS WATER 
NEARLY 18 INCHES DEEP OVER HIGHWAY 133...ALSO KNOWN AS LOLA ROAD 
JUST OUTSIDE OF SALEM KENTUCKY. VAUGHN...FRED TRACEY AND SCOTTS 
CHAPEL ROADS...AS WELL AS HIGHWAY 453 REPORTED WATER OVER THE ROAD. 
RADAR ESTIMATES OF NEARLY TWO AND ONE HALF INCHES OF RAIN WERE 
INDICATED FROM BIRDSVILLE...ONWARD TO BURNA AND SALEM KENTUCKY.

* ADDITIONAL SIGNIFICANT RAINFALL IS EXPECTED THROUGH 300 AM 
CST...AND THIS WILL LIKELY CAUSE MORE FLASH FLOODING...ESPECIALLY 
OVER THE NORTHERN HALF OF THE COUNTY.

IF FLASH FLOODING IS OBSERVED OR IMMINENT...MOVE QUICKLY TO HIGHER 
GROUND. NEVER DRIVE INTO AN AREA WHERE WATER COVERS THE ROADWAY. 

$$

SMITH
1 follow-up statement
000 
RWUS32 KPAH 261026
FFSPAH
KYC139-261100-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
DISSEMINATED BY NWS LOUISVILLE KY
425 AM CST TUE MAR 26 2002

FLASH FLOOD WARNING HAS EXPIRED FOR...
  LIVINGSTON COUNTY IN WESTERN KENTUCKY

HEAVY RAIN HAS MOVED WELL EAST OF LIVINGSTON COUNTY. THE FLASH FLOOD 
WARNING FOR LIVINGSTON COUNTY EXPIRED AT 4 AM AND IS NO LONGER IN 
EFFECT.

AT 325 AM...LIVINGSTON COUNTY SHERIFFS OFFICE REPORTED THAT WARNING 
SIGNS POSTED FOR SEVERAL ROADS THAT FLOODED EARLIER IN THE NIGHT 
WILL REMAIN UP THROUGH DAYBREAK FOR SAFETY REASONS. HOWEVER...THE 
THREAT OF ADDITIONAL FLOODING OVERNIGHT HAS LESSENED MARKEDLY.

$$

SMITH

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Paducah, KY wrote its last area forecast discussion before this flash flood warning went out at Mar 25, 2:00 PM CST, 10 hours 15 minutes earlier.

Area forecast discussion, Mar 25, 2:00 PM CST, 10 hours 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PADUCAH KY
200 PM CST MON MAR 25 2002

MAIN FORECAST AND HEAVY RAIN POTENTIAL AND POSSIBLE SEVERE THIS
AFTERNOON. THEN TRACK OF SURFACE LOW.

LATEST SURFACE ANALYSIS SHOWS LOW CENTER OVER ARKLATEX. SURFACE
FRONT EXTENDS FROM JUST EAST OF MURRAY KY TO JUST SOUTH OF
MADISONVILLE. CURRENT PAH 88D SHOWS SUPERCELL OVER NE ARKANSAS
WEAKENING AS IT MIGRATES NORTH OF THE FRONT. FREEZING LEVEL AROUND
10K SOUTH AND 9K NORTH PORTIONS OF FA. FRONT APPEARS TO BE SHALLOW
VIA FORECAST SOUNDING AND CURRENT VAD PLACE IT ABOUT 3K ABOVE MSL
OVER FA. THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG AND SOUTH OF
THE BOUNDARY AND MOVE NE ACROSS BOUNDARY BECOMING MORE ELEVATED
THROUGH THE AFTERNOON.

12Z MON MODEL RUNS SHOW THE ETA TAKING A MUCH MORE NORTHERLY PATH
ACROSS THE FA AND THE AVN INCREASES ITS SPEED...INTENSITY AND TAKES
A MORE SOUTHERLY PATH THAN THE ETA. FIRST CONCERN IS FLOODING
POTENTIAL. MODEL QPF IS PLACING OVER AN INCH OVER MOST OF FA. HPC
HAS PAH FA EXCEEDING FFG. MOST OF THE AREA WILL NOT LIKELY SEE MORE
THAN AN INCH PER HOUR...BUT WITH PRACTICALLY ALL RIVERS IN FLOOD OR
FORECAST TO FLOOD...CANNOT DISMISS ADDITIONAL FLOODING ACROSS ENTIRE
FA. FINALLY WINTER WEATHER IS A CONCERN FOR THE NW SECTIONS OF THE
FA. WITH SHALLOW COLD AIR MASS OVER THE AREA...SCENARIO IS RIGHT FOR
SOME FREEZING RAIN/DRIZZLE TOWARD DAYBREAK...POSSIBLY CHANGING OVER
TO SOME LIGHT SNOW BEFORE ENDING TUESDAY AM.

NUMERICAL GUIDANCE SHOWS BETTER AGREEMENT FOR THE 12Z RUN.
HOWEVER...CURRENT OBS INDICATE MODELS ARE RUNNING TOO WARM.
WILL LEAN TOWARD THE COOL SIDE OF GUIDANCE.

.PAH...FLOOD WATCH ALL AREAS.
       WINTER WEATHER ADVISORY FOR AREAS NORTH OF LINE FROM
       PERRYVILLE MO JUST NORTH OF MARION IL TO PETERSBURG IN.

KH

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 7:33 PM CSTFlash Flood WarningPAHBallard, McCracken4 hr
Mar 25, 7:33 PM CSTFlash Flood WarningPAHBallard, McCracken16 hr

Nearby

Flash Flood Warnings in Kentucky, 2002Every flash flood warning in 2002

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.