Alert archive / Missouri / Flash Flood Warnings in 1993

Flash Flood Warning 86, NWS St. Louis, MO

November 14, 1993Madison County, Missouri

NWS St. Louis, MO issued this flash flood warning at Nov 14, 1993, 7:31 AM CST for Madison County, Missouri. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Nov 14, 1993, 7:31 AM CST (13:31 UTC)
Expired: Nov 14, 1993, 11:00 AM CST
In force: 3 hr
Issued by: NWS St. Louis, MO
Area: Whole counties

County Madison County, MO

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 1.5 hours before the alert went out and 152 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: 659 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 621 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 339 m²/s²
0-3 km storm-relative helicity: 394 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 6.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 141339
FFWSTL
ILC145-189-157-MOC055-099-161-186-221-065-123-157-141700-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
731 AM CST SUN NOV 14 1993
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1100 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL ILLINOIS
 
   ...PERRY COUNTY...WASHINGTON COUNTY
 
IN SOUTHWEST ILLINOIS
 
   ...RANDOLPH COUNTY
 
 
IN EAST CENTRAL MISSOURI
 
   ...CRAWFORD COUNTY...JEFFERSON COUNTY...PHELPS COUNTY
   ...STE GENEVIEVE COUNTY...WASHINGTON COUNTY
 
IN SOUTH CENTRAL MISSOURI
 
   ...DENT COUNTY
 
IN SOUTHEAST MISSOURI
 
   ...MADISON COUNTY...PERRY COUNTY
 
AT 725 AM...NWS DOPPLER RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS
REDEVELOPING OVER NORTHERN ARKANSAS AND SOUTH CENTRAL MISSOURI. THESE
STORMS WERE THEN MOVING NORTHEAST AT 40 MPH...TOWARD THE SAME AREAS THAT
RECEIVED HEAVY RAIN OVERNIGHT. THIS TREND OF ADDITIONAL HEAVY RAINFALL
IS EXPECTED TO CONTINUE THROUGHOUT THE MORNING HOURS.
 
FROM  700 AM TO 730 AM THIS MORNING...WIDESPREAD FLOODING OF ROADWAYS
HAS BEEN REPORTED OVER MANY COUNTIES IN SOUTH CENTRAL AND SOUTHEAST
MISSOURI...PLUS IN SOUTHWEST ILLINOIS. THE CRAWFORD COUNTY SHERIFF
REPORTED MAJOR FLOODING IN THE STEELVILLE AREA...WHERE SOME SANDBAGGING
WAS BEING DONE.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE 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.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  ~DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
 
EHG/TS
 
&

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 14, 4:25 AM CST, 3 hours 6 minutes before

MOZALL-KSZ102>105-ILZ095>102-141630-

MISSOURI SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
430 AM CST SUN NOV 14 1993

THUNDERSTORMS ARE EXPECTED TO BE WIDESPREAD ACROSS SOUTHEAST MISSOURI
TODAY.  THERE IS A SLIGHT CHANCE THAT A FEW OF THE THUNDERSTORMS WILL
BE SEVERE ACROSS THE SOUTHEAST PORTION...GENERALLY SOUTHEAST OF A
SPRINGFIELD TO ST LOUIS LINE.

STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF THE
LATEST FORECAST FOR POSSIBLE SKYWARN ACTION FOR TODAY.

Special weather statement, Nov 14, 4:30 AM CST, 3 hours 1 minute before

MOZALL-KSZ102>105-ILZ095>102-141630-

MISSOURI SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
430 AM CST SUN NOV 14 1993

THUNDERSTORMS ARE EXPECTED TO BE WIDESPREAD ACROSS SOUTHEAST MISSOURI
TODAY.  THERE IS A SLIGHT CHANCE THAT A FEW OF THE THUNDERSTORMS WILL
BE SEVERE ACROSS THE SOUTHEAST PORTION...GENERALLY SOUTHEAST OF A
SPRINGFIELD TO ST LOUIS LINE.

STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF THE
LATEST FORECAST FOR POSSIBLE SKYWARN ACTION FOR TODAY.

WWUS35KRAP,

Special weather statement, Nov 14, 5:48 AM CST, 1 hour 43 minutes before

MOZ053>058-066>115-141250-

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

...TORNADO WATCH NUMBER 941 WAS NOW IN EFFECT FOR SOUTH CENTRAL AND
SOUTHEAST MISSOURI UNTIL NOON CST...

AT 535 AM...NWS DOPPLER RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS
FROM NEAR WEST PLAINS MISSOURI TO ABOUT 40 MILES SOUTHEAST OF ST. LOUIS
OVER WASHINGTON COUNTY ILLINOIS. STORM MOVEMENT CONTINUED TO BE
NORTHEAST AT 40 MPH.

IF ANY OF THESE STORMS MOVE INTO YOUR AREA...MOVE TO SHELTER
IMMEDIATELY.  VERY HEAVY RAIN CAUSING FLASH FLOODING...PLUS GUSTY WINDS
HAVE BEEN REPORTED WITH THE PASSAGE OF SOME STORMS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

REMEMBER...A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN
AND NEAR THE WATCH AREA.  LARGE HAIL AND DAMAGING WINDS MAY ALSO
OCCUR.  BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR
AREA.

GOETSCH

Special weather statement, Nov 14, 5:48 AM CST, 1 hour 43 minutes before

MOZ053>058-066>115-141250-

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

...TORNADO WATCH NUMBER 941 WAS NOW IN EFFECT FOR SOUTH CENTRAL AND
SOUTHEAST MISSOURI UNTIL NOON CST...

AT 535 AM...NWS DOPPLER RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS
FROM NEAR WEST PLAINS MISSOURI TO ABOUT 40 MILES SOUTHEAST OF ST. LOUIS
OVER WASHINGTON COUNTY ILLINOIS. STORM MOVEMENT CONTINUED TO BE
NORTHEAST AT 40 MPH.

IF ANY OF THESE STORMS MOVE INTO YOUR AREA...MOVE TO SHELTER
IMMEDIATELY.  VERY HEAVY RAIN CAUSING FLASH FLOODING...PLUS GUSTY WINDS
HAVE BEEN REPORTED WITH THE PASSAGE OF SOME STORMS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

REMEMBER...A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN
AND NEAR THE WATCH AREA.  LARGE HAIL AND DAMAGING WINDS MAY ALSO
OCCUR.  BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR
AREA.

GOETSCH

Special weather statement, Nov 14, 6:45 AM CST, 46 minutes before

MOZ053>058-066>115-141400-

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

...TORNADO WATCH NUMBER 941 REMAINS IN EFFECT FOR SOUTH CENTRAL AND
SOUTHEAST MISSOURI UNTIL NOON CST...

AT 645 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO SHOW
STRONG THUNDERSTORMS ACROSS SOUTHEAST MISSOURI.  THE STORMS WERE
MOVING TO THE NORTHEAST AROUND 40 MILES AN HOUR.  NO REPORTS OF SEVERE
WEATHER HAVE BEEN RECEIVED FROM THIS AREA.  LOCALLY HEAVY RAIN
CONTINUED ACROSS SOUTHEAST AND EAST CENTRAL MISSOURI...WHERE A FLASH
FLOOD WATCH REMAINS IN EFFECT FOR TODAY.

IF YOU ARE CAUGHT OUTSIDE AND THREATENING WEATHER APPROACHES...SEEK
SHELTER IN A NEARBY REINFORCED BUILDING.  AS A LAST RESORT...SEEK
SHELTER IN A CULVERT...DITCH OR LOW SPOT.

REMEMBER...A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN
AND NEAR THE WATCH AREA.  LARGE HAIL AND DAMAGING WINDS MAY ALSO
OCCUR.  BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR
AREA.

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Special weather statement, Nov 14, 6:52 AM CST, 39 minutes before

MOZ053>058-066>115-141400-

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

...TORNADO WATCH NUMBER 941 REMAINS IN EFFECT FOR SOUTH CENTRAL AND
SOUTHEAST MISSOURI UNTIL NOON CST...

AT 645 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO SHOW
STRONG THUNDERSTORMS ACROSS SOUTHEAST MISSOURI.  THE STORMS WERE
MOVING TO THE NORTHEAST AROUND 40 MILES AN HOUR.  NO REPORTS OF SEVERE
WEATHER HAVE BEEN RECEIVED FROM THIS AREA.  LOCALLY HEAVY RAIN
CONTINUED ACROSS SOUTHEAST AND EAST CENTRAL MISSOURI...WHERE A FLASH
FLOOD WATCH REMAINS IN EFFECT FOR TODAY.

IF YOU ARE CAUGHT OUTSIDE AND THREATENING WEATHER APPROACHES...SEEK
SHELTER IN A NEARBY REINFORCED BUILDING.  AS A LAST RESORT...SEEK
SHELTER IN A CULVERT...DITCH OR LOW SPOT.

REMEMBER...A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN
AND NEAR THE WATCH AREA.  LARGE HAIL AND DAMAGING WINDS MAY ALSO
OCCUR.  BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR
AREA.

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 14, 12:41 AM CST	Severe Thunderstorm Warning	LSX	Washington	39 min
Nov 14, 12:41 AM CST	Severe Thunderstorm Warning	LSX	Jefferson	49 min
Nov 14, 1:35 AM CST	Flash Flood Warning	LSX	Crawford, Dent, Phelps	6 hr
Nov 14, 2:27 AM CST	Flash Flood Warning	LSX	Jefferson, Washington	6 hr
Nov 14, 4:42 AM CST	Flash Flood Warning	LSX	Iron, Saint Francois	5 hr
Nov 14, 4:42 AM CST	Flash Flood Warning	LSX	Reynolds	5 hr
Nov 14, 7:31 AM CST	Flash Flood Warning	LSX	Crawford, Dent, Phelps	3 hr
Nov 14, 7:31 AM CST	Flash Flood Warning	LSX	Jefferson, Sainte Genevieve, Washington	3 hr
Nov 14, 7:31 AM CST	Flash Flood Warning	LSX	Perry	3 hr
Nov 14, 8:43 AM CST	Flash Flood Warning	LSX	Franklin	3 hr
Nov 14, 10:00 AM CST	Flash Flood Warning	LSX	Iron, Saint Francois	4 hr
Nov 14, 10:00 AM CST	Flash Flood Warning	LSX	Reynolds	4 hr
Nov 14, 11:00 AM CST	Flash Flood Warning	LSX	Madison, Perry, Sainte Genevieve	3 hr
Nov 14, 11:00 AM CST	Flash Flood Warning	LSX	Crawford, Dent, Phelps	3 hr
Nov 14, 11:00 AM CST	Flash Flood Warning	LSX	Jefferson, Washington	3 hr
Nov 14, 12:00 PM CST	Flash Flood Warning	LSX	Franklin	2 hr

Nearby

Flash Flood Warnings in Missouri, 1993 Every 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.