Alert archive / Missouri / Flash Flood Warnings in 1996

Flash Flood Warning 3, NWS St. Louis, MO

April 19, 1996Madison County, Saint Francois County, Missouri

NWS St. Louis, MO issued this flash flood warning at Apr 19, 1996, 9:03 PM CDT for Madison County, Saint Francois County, Missouri. 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 counties it named.

The facts

Issued
Apr 19, 1996, 9:03 PM CDT (02:03 UTC)
Expired
Apr 20, 1996, 12:00 AM CDT
In force
3 hr
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Madison County, MO, Saint Francois County, MO

The radar

The St Louis radar (KLSX), 120 km from the middle of the area, began a volume at 02:05 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

Springfield, MO (KSGF), launched 00:00Z, 2.1 hours before the alert went out and 311 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, Springfield, MO at 00:00Z on 1996-04-20Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1996-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -22 square meters per square second.1939587897117Sfc1 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
3220 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
141 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 
TTAA00 KSTL 200205
FFWSTL
MOC187-123-200500-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
903 PM CDT FRI APR 19 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL MIDNIGHT CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSOURI
 
   ...SOUTHERN ST. FRANCOIS COUNTY
 
IN SOUTHEAST MISSOURI
 
   ...NORTHERN MADISON COUNTY
 
AT 905 PM...THE ST LOUIS RADAR INDICATED RAINFALL GREATER THEN 5 INCHES
ALONG ST FRANCIS RIVER...AND MORE STRONG THUNDERSTORMS ARE MOVING INTO
THE AREA...THIS WEATHER SITUATION COULD PRODUCE FLASH FLOOD. TOWN
INCLLUDED IN THE WARNING ARE IRON MOUNTIN...FARMINGTON AND KNOB LICK.
 
IF FLASH FLOODING IS OBSERVED OR IMMINENT...MOVE QUICKLY TO
HIGHER GROUND. NEVER DRIVE INTO AN AREA WHERE WATER COVERS THE
ROAD...ESPECIALLY LOW-WATER BRIDGES.
 
FLASH FLOODING IS THE LEADING WEATHER RELATED KILLER ACROSS THE
UNITED STATES. NEVER UNDERESTIMATE THE POWER OF FLOWING WATER.
MOVE TO HIGHER GROUND IMMEDIATELY WHEN FLOODING THREATENS. YOUR
LIFE MAY DEPEND ON IT.
VA

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.

In the hours before

Special weather statement, Apr 19, 3:56 PM CDT, 5 hours 7 minutes before
ILZ058>060-064-065-069-070-074-095>102-MOZ009-010-018-019-026-027-
034>036-041-042-048>052-059>065-200400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
400 PM CDT FRI APR 19 1996

...A TORNADO WATCH HAS BEEN ISSUED FOR NORTHEAST AND EAST CENTRAL
MISSOURI...

STRONG TO SEVERE THUNDERSTORMS WILL DEVELOP ACROSS PORTIONS OF EASTERN
MISSOURI DURING THE LATE AFTERNOON AND EVENING HOURS.  A TORNADO
WATCH WILL BE IN EFFECT UNTIL 1100 PM CDT FOR THE NORTHEAST AND EAST
CENTRAL PORTION.  THE WATCH INCLUDES THE ST LOUIS METROPOLITAN AREA...
COLUMBIA...JEFFERSON CITY...MEXICO...AND THE HANNIBAL...QUINCY AREA.

PLEASE STAY TUNED TO NOAA WEATHER RADIO AND COMMERCIAL RADIO AND TV
STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS FROM THE
NATIONAL WEATHER SERVICE.
Special weather statement, Apr 19, 6:25 PM CDT, 2 hours 38 minutes before
ILZ098-MOZ036-052-060-061-200215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
625 PM CDT FRI APR 19 1996

...TORNADO WATCH IS CANCELLED FOR A PORTION OF EAST CENTRAL
MISSOURI...

THE6 TORNADO WATCH HAS BEEN CANCELLED FOR PIKE COUNTY MISSOURI ALONG
WITH LINCOLN...WARREN...AND ST CHARLES COUNTIES.  THE THREAT OF
SEVERE WEATHER HAS MOVED TO THE EAST OF THE AREA.
Special weather statement, Apr 19, 8:02 PM CDT, 1 hour 1 minute before
ILZ099-100-MOZ062>064-200400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
800 PM CDT FRI APR 19 1996

...TORNADO WATCH IS CANCELLED FOR A PORTION OF EAST CENTRAL
MISSOURI...

THE TORNADO WATCH HAS BEEN CANCELLED FOR MADISON AND JERSEY COUNTIES
IN ILLINOIS AND ST LOUIS AND FRANKLIN COUNTIES IN MISSOURI ALONG
WITH ST LOUIS CITY.  THE THREAT OF SEVERE WEATHER HAS MOVED TO THE
EAST OF THE AREA.

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 19, 7:03 PM CDTSevere Thunderstorm WarningLSXSaint Louis, City of Saint Louis42 min
Apr 19, 7:04 PM CDTTornado WarningLSXIron, Saint Francois56 min
Apr 19, 7:26 PM CDTSevere Thunderstorm WarningLSXCrawford, Washington49 min
Apr 19, 7:40 PM CDTSevere Thunderstorm WarningLSXReynolds50 min
Apr 19, 7:43 PM CDTTornado WarningLSXSainte Genevieve47 min
Apr 19, 7:55 PM CDTTornado WarningLSXSainte Genevieve, Saint Francois50 min
Apr 19, 8:11 PM CDTSevere Thunderstorm WarningLSXIron49 min
Apr 19, 8:28 PM CDTTornado WarningLSXIron, Reynolds47 min
Apr 19, 8:38 PM CDTTornado WarningLSXMadison52 min
Apr 19, 8:45 PM CDTFlash Flood WarningLSXIron3 hr
Apr 19, 8:57 PM CDTSevere Thunderstorm WarningLSXMadison, Sainte Genevieve, Saint Francois48 min
Apr 19, 9:03 PM CDTTornado WarningLSXReynolds42 min
Apr 19, 9:17 PM CDTSevere Thunderstorm WarningLSXIron, Reynolds43 min
Apr 19, 9:48 PM CDTSevere Thunderstorm WarningLSXMadison42 min

Nearby

Flash Flood Warnings in Missouri, 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; radar from the NEXRAD Level II archive.