Alert archive / Illinois / Flash Flood Warnings in 1996

Flash Flood Warning 18, NWS Paducah, KY

April 28, 1996Johnson County, Saline County, Illinois

NWS Paducah, KY issued this flash flood warning at Apr 28, 1996, 10:52 PM CDT for Johnson County, Saline County, Illinois. It was in force for 6 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
Apr 28, 1996, 10:52 PM CDT (03:52 UTC)
Expired
Apr 29, 1996, 5:00 AM CDT
In force
6 hr
Issued by
NWS Paducah, KY
Area
Whole counties

Counties Johnson County, IL, Saline County, IL

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 3.9 hours before the alert went out and 249 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 1996-04-29Temperature 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, Nashville Metro, TN at 00:00Z on 1996-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 216 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2359 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
216 m²/s²
0-3 km storm-relative helicity
315 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Apr 28, 8:30 PM CDT, 2 hours 22 minutes earlier.

Area forecast discussion, Apr 28, 8:30 PM CDT, 2 hours 22 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PADUCAH KY
830 PM CDT SUN APR 28 1996

00Z SURFACE MAPS 1MB ANALYSIS SHOWED 1003 MB LOW IN NORTHWEST ARKANSAS.
TEMPERATURE ANALYSIS SHOWED STALLED WARM FRONT ACROSS EXTREME SOUTH
MISSIOURI AND SOUTH OF PADUCAH.  SATELLITE INDICATES BALLOONING MCS`S
ONE IS NORTH OF OHIO RIVER AND RESPONSIBLE FOR PLENTY OF RAIN ACROSS
FORECAST AREA (FA).  SECOND IS GENERATING CLOSE TO THE NORTHWEST ARKANSAS
LOW.  12Z ETA SHOWS PRIME AREA FOR BOTH DEVELOPMENTS.  DIFLUENT 850-300 MB
THICKNESS SETS UP ACROSS FA.  MCS IN ARKANSAS SEEMS TO BE TRACKING ALONG
TIGHT THETA-E GRADIENT.  THIS MODEL INDICATES LITTLE CHANGE IN PATTERN
OVERNIGHT.  BIG QUESTION IS WILL THE FRONT SIT STILL OR EDGE NORTH
PUSHING THE MAIN RAIN NORTH ALSO.

TEMPS IN HOP AREA WILL BE WARMER THAN LOW 60S...GO W/ AROUND 70.

AREA         LOW   HIGH     POP
WRN KY       061    066     +/9
WRN KY HOP   070    075     +/9
SRN IL       058    062     +/9
SE MO        060    062     +/9
SW IN        060    065     +/9

PAUL W

In the hours before

Local storm report, Apr 28, 6:35 PM CDT, 4 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PADUCAH KY
640 PM CDT SUN APR 28 1996

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

618  PM    SO. CAPE GIRARDEAU        KY   1 INCH HAIL REPORTED BY
04/28/96   CAPE GIRARDEAU                 CAPE GIRARDEAU POLICE

KEYSOR
Special weather statement, Apr 28, 10:31 PM CDT, 21 minutes before
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Special weather statement, Apr 28, 10:32 PM CDT, 20 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 9:25 PM CDTFlash Flood WarningPAHJefferson, Wayne6 hr
Apr 28, 9:25 PM CDTFlash Flood WarningPAHPerry6 hr
Apr 28, 10:52 PM CDTFlash Flood WarningPAHGallatin, White6 hr
Apr 28, 10:52 PM CDTFlash Flood WarningPAHFranklin, Hamilton, Jefferson, Perry, Wayne6 hr
Apr 28, 10:52 PM CDTFlash Flood WarningPAHJackson, Williamson6 hr
Apr 28, 10:52 PM CDTFlash Flood WarningPAHEdwards, Wabash6 hr
Apr 28, 10:52 PM CDTFlash Flood WarningPAHHardin6 hr
Apr 29, 12:30 PM CDTFlash Flood WarningPAHGallatin, White4 hr
Apr 29, 12:30 PM CDTFlash Flood WarningPAHJohnson, Saline, Williamson4 hr
Apr 29, 12:30 PM CDTFlash Flood WarningPAHFranklin, Hamilton, Jackson, Jefferson, Perry4 hr
Apr 29, 12:30 PM CDTFlash Flood WarningPAHHardin4 hr
Apr 29, 12:30 PM CDTFlash Flood WarningPAHEdwards, Wabash, Wayne4 hr
Apr 29, 12:20 AM CDTSevere Thunderstorm WarningPAHFulton, Hickman25 min
Apr 29, 3:55 PM CDTFlash Flood WarningPAHDaviess3 hr
Apr 29, 3:55 PM CDTFlash Flood WarningPAHHenderson, Union, Webster3 hr
Apr 29, 3:55 PM CDTFlash Flood WarningPAHMcLean3 hr
Apr 28, 11:38 PM CDTSevere Thunderstorm WarningPAHCape Girardeau, Scott37 min
Apr 29, 12:09 AM CDTSevere Thunderstorm WarningPAHMississippi, New Madrid36 min

Nearby

Flash Flood Warnings in Illinois, 1996Every flash flood warning in 1996

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.