Alert archive / Illinois / Flash Flood Warnings in 1993

Flash Flood Warning 80, NWS St. Louis, MO

November 14, 1993Monroe County, Saint Clair County, Illinois

NWS St. Louis, MO issued this flash flood warning at Nov 14, 1993, 3:53 AM CST for Monroe County, Saint Clair County, Illinois. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Nov 14, 1993, 3:53 AM CST (09:53 UTC)
Expired
Nov 14, 1993, 10:00 AM CST
In force
6 hr
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Monroe County, IL, Saint Clair County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 9.9 hours before the alert went out and 188 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, Paducah/Barkley, KY at 00:00Z on 1993-11-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 694 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, Paducah/Barkley, KY at 00:00Z on 1993-11-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.1939587897Sfc1 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
694 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
573 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSTL 140954
FFWSTL
ILC133-163-141600-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
353 AM CST SUN NOV 14 1993
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST ILLINOIS
 
   ...MONROE COUNTY...ST CLAIR COUNTY
 
AT 345 AM...NWS DOPPLER RADAR SHOWED RAINFALL ESTIMATES OF BETWEEN 1.5
AND 2 INCHES IN THREE HOURS OVER PORTIONS OF ST. CLAIR AND MONROE
COUNTIES IN ILLINOIS. ALSO...THE ST. CLAIR COUNTY SHERIFF REPORTED
FLOODED ROADWAYS IN THE CENTERVILLE...BELLEVILLE...AND MILLSTADT AREAS.
 
RADAR CONTINUED TO SHOW ADDITIONAL THUNDERSTORM DEVELOPMENT OVER EASTERN
MISSOURI...THAT WILL MOVE OVER THE SAME AREA.  FLASH FLOODING WILL BE
HIGHLY POSSIBLE FROM THE HEAVY RAIN PRODUCED BY SOME STORMS.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IFv FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
GOETSCH
 
&

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, Nov 13, 11:35 PM CST, 4 hours 18 minutes before
MOZ053>058-066>115-140640-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1135 PM CST SAT NOV 13 1993

...THE SEVERE THUNDERSTORM WATCH FOR SOUTHEAST AND SOUTH CENTRAL
   MISSOURI IS NO LONGER IN EFFECT...

...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR SOUTHWEST AND SOUTH
CENTRAL MISSOURI FOR THE REMAINDER OF TONIGHT...

AT 1130 PM...WEATHER SERVICE RADARS CONTINUED TO SHOW SHOWERS AND
THUNDERSTORMS COVERING ALL BUT NORTHWEST AND SOUTHEAST MISSOURI.
THESE SHOWERS AND THUNDERSTORMS EXTENDED SOUTHWARD INTO WESTERN
ARKANSAS AND EASTERN OKLAHOMA AND WERE MOVING NORTHEASTWARD AT 35
MPH.

WHILE THE SEVERE WEATHER THREAT HAS ENDED ACROSS MISSOURI...THE
POTENTIAL FOR HEAVY RAINFALL AND POSSIBLE FLASH FLOODING REMAINS
HIGH ACROSS SOUTHWEST AND SOUTH CENTRAL SECTIONS THROUGH THE REMAINDER
OF THE NIGHT.

REMEMBER...A FLASH FLOOD WATCH MEANS THE THREAT OF FLASH FLOODING
EXISTS WITHIN THE WATCH AREA. PEOPLE IN THE WATCH AREA SHOULD
MONITOR WEATHER CONDITIONS CLOSELY. BE READY TO MOVE TO HIGHER
GROUND IF FLOODING IS OBSERVED OR A WARNING IS ISSUED.

GLASS
Special weather statement, Nov 13, 11:37 PM CST, 4 hours 16 minutes before
MOZ053>058-066>115-140640-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1135 PM CST SAT NOV 13 1993

...THE SEVERE THUNDERSTORM WATCH FOR SOUTHEAST AND SOUTH CENTRAL
   MISSOURI IS NO LONGER IN EFFECT...

...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR SOUTHWEST AND SOUTH
CENTRAL MISSOURI FOR THE REMAINDER OF TONIGHT...

AT 1130 PM...WEATHER SERVICE RADARS CONTINUED TO SHOW SHOWERS AND
THUNDERSTORMS COVERING ALL BUT NORTHWEST AND SOUTHEAST MISSOURI.
THESE SHOWERS AND THUNDERSTORMS EXTENDED SOUTHWARD INTO WESTERN
ARKANSAS AND EASTERN OKLAHOMA AND WERE MOVING NORTHEASTWARD AT 35
MPH.

WHILE THE SEVERE WEATHER THREAT HAS ENDED ACROSS MISSOURI...THE
POTENTIAL FOR HEAVY RAINFALL AND POSSIBLE FLASH FLOODING REMAINS
HIGH ACROSS SOUTHWEST AND SOUTH CENTRAL SECTIONS THROUGH THE REMAINDER
OF THE NIGHT.

REMEMBER...A FLASH FLOOD WATCH MEANS THE THREAT OF FLASH FLOODING
EXISTS WITHIN THE WATCH AREA. PEOPLE IN THE WATCH AREA SHOULD
MONITOR WEATHER CONDITIONS CLOSELY. BE READY TO MOVE TO HIGHER
GROUND IF FLOODING IS OBSERVED OR A WARNING IS ISSUED.

GLASS
Special weather statement, Nov 14, 12:10 AM CST, 3 hours 43 minutes before
MOZ053>058-066>115-140715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1210 AM CST SUN NOV 14 1993

...A TORNADO WATCH HAS BEEN ISSUED FOR PARTS OF SOUTHEAST MISSOURI UNTIL
6 AM CST...

NWS DOPPLER RADAR AT 1201 AM SHOWED STRONG THUNDERSTORMS MOVING
NORTHEAST OVER MUCH OF SOUTH CENTRAL AND EAST CENTRAL MISSOURI.

SOME STORMS HAVE PRODUCED VERY HEAVY RAIN WITH THEIR PASSAGE.  A FLASH
FLOOD WATCH REMAINS IN EFFECT OR SOUTH CENTRAL MISSOURI FOR TONIGHT.

IF ANY OF THESE STORMS MOVE INTO YOUR AREA...MOVE TO SHELTER.

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IN A HOME OR
BUSINESS IS AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.  AVOID
WINDOWS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT
IS HARDER TO RECOGNIZE THE DANGERS OF FLASH FLOODING.

IF FLASH FLOODING IS OBSERVED...ACT QUICKLY.  MOVE TO ESCAPE FLOOD
WATERS.  DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS
RISING.

GOETSCH
Special weather statement, Nov 14, 12:10 AM CST, 3 hours 43 minutes before
MOZ053>058-066>115-140715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1210 AM CST SUN NOV 14 1993

...A TORNADO WATCH HAS BEEN ISSUED FOR PARTS OF SOUTHEAST MISSOURI UNTIL
6 AM CST...

NWS DOPPLER RADAR AT 1201 AM SHOWED STRONG THUNDERSTORMS MOVING
NORTHEAST OVER MUCH OF SOUTH CENTRAL AND EAST CENTRAL MISSOURI.

SOME STORMS HAVE PRODUCED VERY HEAVY RAIN WITH THEIR PASSAGE.  A FLASH
FLOOD WATCH REMAINS IN EFFECT OR SOUTH CENTRAL MISSOURI FOR TONIGHT.

IF ANY OF THESE STORMS MOVE INTO YOUR AREA...MOVE TO SHELTER.

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IN A HOME OR
BUSINESS IS AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.  AVOID
WINDOWS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT
IS HARDER TO RECOGNIZE THE DANGERS OF FLASH FLOODING.

IF FLASH FLOODING IS OBSERVED...ACT QUICKLY.  MOVE TO ESCAPE FLOOD
WATERS.  DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS
RISING.

GOETSCH
Special weather statement, Nov 14, 12:33 AM CST, 3 hours 20 minutes before
MOZ072-073-140735-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1233 AM CST SUN NOV 14 1993

...A STRONG THUNDERSTORM WAS MOVING THROUGH EASTERN MISSOURI...

AT 1220 AM...RADAR INDICATED A STRONG THUNDERSTORM 25 MILES EAST OF
ROLLA...OR JUST EAST OF CHERRYVILLE AND STEELEVILL IN CRAWFORD COUNTY.
THE THUNDERSTORM WAS MOVING NORTHEAST AT 40 MPH.  THE STORM WILL
BE MOVING ACROSS NORTHWEST WASHINGTON COUNTY INTO SOUTH FRANKLIN
COUNTY BY 130 AM.

THE CRAWFORD COUNTY SHERIFF REPORTED THAT THE STORM PRODUCED STRONG
WINDS WHEN IT MOVED THROUGH STEELEVILLE AND CHERRYVILLE.  PEOPLE IN
NORTHEAST CRAWFORD...NORTHWEST WASHINGTON AND SOUTHERN FRANKLIN COUNTY
CAN EXPECT BRIEF HEAVY RAINS AND WIND GUSTS AROUND 40 MPH WHEN THIS
STORM MOVES THROUGH.

FERRY
Special weather statement, Nov 14, 12:33 AM CST, 3 hours 20 minutes before
MOZ072-073-140735-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1233 AM CST SUN NOV 14 1993

...A STRONG THUNDERSTORM WAS MOVING THROUGH EASTERN MISSOURI...

AT 1220 AM...RADAR INDICATED A STRONG THUNDERSTORM 25 MILES EAST OF
ROLLA...OR JUST EAST OF CHERRYVILLE AND STEELEVILL IN CRAWFORD COUNTY.
THE THUNDERSTORM WAS MOVING NORTHEAST AT 40 MPH.  THE STORM WILL
BE MOVING ACROSS NORTHWEST WASHINGTON COUNTY INTO SOUTH FRANKLIN
COUNTY BY 130 AM.

THE CRAWFORD COUNTY SHERIFF REPORTED THAT THE STORM PRODUCED STRONG
WINDS WHEN IT MOVED THROUGH STEELEVILLE AND CHERRYVILLE.  PEOPLE IN
NORTHEAST CRAWFORD...NORTHWEST WASHINGTON AND SOUTHERN FRANKLIN COUNTY
CAN EXPECT BRIEF HEAVY RAINS AND WIND GUSTS AROUND 40 MPH WHEN THIS
STORM MOVES THROUGH.

FERRY

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 14, 7:31 AM CSTFlash Flood WarningLSXPerry, Randolph, Washington3 hr
Nov 14, 9:26 AM CSTFlash Flood WarningLSXBond, Clinton, Fayette, Marion4 hr
Nov 14, 9:26 AM CSTFlash Flood WarningLSXJefferson4 hr
Nov 14, 9:26 AM CSTFlash Flood WarningLSXEffingham4 hr
Nov 14, 10:00 AM CSTFlash Flood WarningLSXMonroe, Saint Clair4 hr
Nov 14, 11:00 AM CSTFlash Flood WarningLSXRandolph3 hr
Nov 14, 11:00 AM CSTFlash Flood WarningLSXPerry, Washington3 hr

Nearby

Flash Flood Warnings in Illinois, 1993Every flash flood warning in 1993

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.