Alert archive / Missouri / Flash Flood Warnings in 1993

Flash Flood Warning 18, NWS St. Louis, MO

June 28, 1993Dent County, Phelps County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 28, 1993, 10:25 PM CDT for Dent County, Phelps County, Missouri. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 28, 1993, 10:25 PM CDT (03:25 UTC)
Expired
Jun 29, 1993, 1:30 AM CDT
In force
3 hr
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Dent County, MO, Phelps County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 3.4 hours before the alert went out and 212 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 1993-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1744 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, Springfield, MO at 00:00Z on 1993-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 square meters per square second.193958Sfc1 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
1744 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
1185 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.6
Supercell composite
7.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 290327
FFWSTL
MOC161-065-290630-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1025 PM CDT MON JUN 28 1993
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 130 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSOURI
 
   ...PHELPS COUNTY
 
IN SOUTH CENTRAL MISSOURI
 
   ...DENT COUNTY
 
AT 1020 PM...NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAIN WERE DEVELOPING
OVER DENT COUNTY AND UP INTO THE ROLLA/VICHY AREA. ONE TO TWO INCH
RAINFALL TOTALS PER HOUR WERE BEING REPORTED...WITH AS MUCH AS FOUR
INCHES POSSIBLE IN PHELPS COUNTY DURING THE PAST THREE HOURS.
 
AS THESE STORMS MOVE SOUTHEAST...ADDITIONAL RAIN IS EXPECTED WHICH MAY
LEAD TO FLASH FLOODING.  THE DENT COUNTY SHERIFF HAS ALREADY REPORTED
TORRENTIAL RAINS WITH SOME PONDING.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT.  IT'S
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS SHOULD
AVOID CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS.
 
SHEA/FERRY

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, Jun 28, 9:06 PM CDT, 1 hour 19 minutes before
MOZ011-012-017-018-021-022-ILZ011-290315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
906 PM CDT MON JUN 28 1993

...THE SEVERE THUNDERSTORM WATCH FOR PARTS OF EAST CENTRAL AND SOUTHEAST
MISSOURI HAS EXPIRED...

THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR EAST CENTRAL AND
SOUTHEAST MISSOURI EXPIRED AT 900 PM AND WILL NOT BE REISSUED.  ALTHOUGH
LARGE HAIL AND DAMAGING WIND IS NO LONGER EXPECTED WITH THESE
STORMS...HEAVY RAINFALL MAY PRODUCE ADDITIONAL PROBLEMS.

A FLASH FLOOD WATCH IS IN EFFECT TONIGHT FOR EAST CENTRAL MISSOURI WHERE
RAINFALL FROM PREVIOUS STORMS HAS ALREADY SATURATED THE GROUND AND AREA
DRAINAGE.  IF YOU LIVE IN EASTERN MISSOURI...REMAIN ALERT FOR POSSIBLE
FLASH FLOODING AND STAY INDOORS WHEN STORMS APPROACH.

LISTEN TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

SHEA
Special weather statement, Jun 28, 9:07 PM CDT, 1 hour 18 minutes before
MOZ011-012-017-018-021-022-ILZ011-290315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
906 PM CDT MON JUN 28 1993

...THE SEVERE THUNDERSTORM WATCH FOR PARTS OF EAST CENTRAL AND SOUTHEAST
MISSOURI HAS EXPIRED...

THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR EAST CENTRAL AND
SOUTHEAST MISSOURI EXPIRED AT 900 PM AND WILL NOT BE REISSUED.  ALTHOUGH
LARGE HAIL AND DAMAGING WIND IS NO LONGER EXPECTED WITH THESE
STORMS...HEAVY RAINFALL MAY PRODUCE ADDITIONAL PROBLEMS.

A FLASH FLOOD WATCH IS IN EFFECT TONIGHT FOR EAST CENTRAL MISSOURI WHERE
RAINFALL FROM PREVIOUS STORMS HAS ALREADY SATURATED THE GROUND AND AREA
DRAINAGE.  IF YOU LIVE IN EASTERN MISSOURI...REMAIN ALEVRT FOR POSSIBLE
FLASH FLOODING AND STAY INDOORS WHEN STORMS APPROACH.

LISTEN TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

SHEA
Special weather statement, Jun 28, 9:30 PM CDT, 55 minutes before
MOZ006-009-010-011-013-014-290330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
930 PM CDT MON JUN 28 1993

...FLASH FLOOD WARNING FOR OSAGE COUNTY UNTIL 945 PM...
...STRONG THUNDERSTORMS DEVELOPING WEST OF JEFFERSON CITY...

AT 925 PM VERY STRONG THUNDERSTORMS WERE DEVELOPING FROM 5 MILES
TO 30 MILES WEST OF JEFFERSON CITY. THE STRONGEST THUNDERSTORM IN
THIS AREA WAS BETWEEN CALIFORNIA AND TIPTON. THESE THUNDERSTORMS WILL
CONTAIN HEAVY RAIN WHICH COULD CAUSE FLASH FLOODING...DEADLY LIGHTNING
ALONG WITH THE POSSIBILITY OF STRONG GUSTY WINDS AND HAIL. THE
THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 25 MILES AN HOUR.
AT 920 PM THE SHERIFFS DEPARTMENT IN OSAGE COUNTY REPORTED THAT
THE RAIN HAD ENDED...AND THE FLOOD WATERS FROM EARLIER THIS EVENING
WERE RECEDING. THUNDERSTORMS COULD REDEVELOP IN THAT AREA LATER
TONIGHT...AND WITH THE GROUND ALREADY SATURATED FROM PREVIOUS RAINS
FLASH FLOODING COULD RE-OCCURR.
LA GREE
Special weather statement, Jun 28, 9:34 PM CDT, 51 minutes before
MOZ006-009-010-011-013-014-290330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
930 PM CDT MON JUN 28 1993

...FLASH FLOOD WARNING FOR OSAGE COUNTY UNTIL 945 PM...
...STRONG THUNDERSTORMS DEVELOPING WEST OF JEFFERSON CITY...

AT 925 PM VERY STRONG THUNDERSTORMS WERE DEVELOPING FROM 5 MILES
TO 30 MILES WEST OF JEFFERSON CITY. THE STRONGEST THUNDERSTORM IN
THIS AREA WAS BETWEEN CALIFORNIA AND TIPTON. THESE THUNDERSTORMS WILL
CONTAIN HEAVY RAIN WHICH COULD CAUSE FLASH FLOODING...DEADLY LIGHTNING
ALONG WITH THE POSSIBILITY OF STRONG GUSTY WINDS AND HAIL. THE
THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 25 MILES AN HOUR.
AT 920 PM THE SHERIFFS DEPARTMENT IN OSAGE COUNTY REPORTED THAT
THE RAIN HAD ENDED...AND THE FLOOD WATERS FROM EARLIER THIS EVENING
WERE RECEDING. THUNDERSTORMS COULD REDEVELOP IN THAT AREA LATER
TONIGHT...AND WITH THE GROUND ALREADY SATURATED FROM PREVIOUS RAINS
FLASH FLOODING COULD RE-OCCURR.
LA GREE
Local storm report, Jun 28, 10:10 PM CDT, 15 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1010 PM CDT MON JUN 28 1993

...PRELIMINARY REPORTS FOR THE AFTERNOON AND EVENING OF JUNE 28 1993...

TIME (CDT)               LOCATION
UNKNOWN             TREES AND POWER LINES DOWN ALONG THE BOND-MADISON
                    COUNTY LINE IN ILLINOIS.
UNKNOWN             TREE DOWN IN GREENVILLE...BOND COUNTY IL
215-230 PM (APPROX) TREES AND A SEVERAL POWER POLES DOWNED IN
                    IN VANDALIA...FAYETTE COUNTY IL
300 PM              DIME-SIZED HAIL 4 W OF MONTROSS..EFFINGHAM COUNTY IL
320 PM              TREES AND POWER LINES DOWNED NEAR ST CHARLES
                    AIRPORT...ST CHARLES COUNTY MO
UNKNOWN             BASEBALL SIZED HAIL AT ST ROSE...NORTHWEST
                    CLINTON COUNTY IL
335 PM              TREE LIMBS BLOWN DOWN IN GRANITE CITY...MADISON
                    COUNTY IL
357 PM              GRANITE CITY REPORTED 1.5 INCHES OF RAIN IN 15
                    MINUTES...NUMEROUS LIMBS AND POWER LINES DOWNED...
                    MADISON COUNTY IL
405 PM              1 INCH HAIL AT KELL...SOUTHERN MARION COUNTY IL
422 PM              DIME SIZED HAIL AT CENTRALIA AIRPORT...
                    MARION COUNTY IL
423 PM              1 3/4 INCH HAIL DAMAGING CARS AT CENTRALIA...
                    MARION COUNTY IL
430-500 PM (APPROX) LARGE BRANCHES DOWNED AND A CHURCH ROOF DAMAGED AT
                    HOFFMAN...CLINTON COUNTY IL
430 PM (APPROX)     TREES DOWNED IN MONTAUK STATE PARK...SOUTHERN
                    DENT COUNTY MO
430-500 PM (APPROX) POWER LINES AND TREES DOWNED SOUTH OF SALEM...
                    DENT COUNTY MO
435 PM              NICKEL SIZED HAIL 6-8 MILES EAST OF CENTRALIA...
                    MARION COUNTY IL
442 PM              DIME SIZED HAIL NEAR IUKA...EASTERN MARION COUNTY IL
500 PM (APPROX)     DIME SIZED HAIL AT WILLOT AND CARRINGTON IN
                    ST PETERS...ST CHARLES COUNTY MO
515 PM              DIME SIZED HAIL AT HARVERSTER...ST CHARLES COUNTY MO
520-530 PM (APPROX) LARGE TREE BLOWN ONTO HOUSE TRAILER IN
                    CHESTERFIELD..TRAPPING WOMAN INSIDE. ST LOUIS COUNTY
526 PM              HIGH WINDS PRODUCING DAMAGE ALONG HIGHWAY 40 NEAR
                    SPIRIT OF ST LOUIS AIRPORT...ST LOUIS COUNTY
533 PM              DIME SIZED HAIL AT CHESTERFIELD...
                    ST LOUIS COUNTY
545 PM (APPROX)     NUMEROUS TREES AND POWER LINES DOWN IN
                    CHESTERFIELD...ST LOUIS COUNTY
553 PM              TREES DOWNED IN MARTHASVILLE...WARREN COUNTY MO
600 PM              A COUNTY ROAD FLOODED BETWEEN WASHINGTON AND
                    UNION...FRANKLIN COUNTY MO
607 PM              QUARTER SIZED HAIL IN CHESTERFIELD...
                    ST LOUIS COUNTY
617-623 PM          DIME SIZED HAIL AT HARVERSTER...ST CHARLES COUNTY
620 PM              HAIL UP TO THE SIZE OF LEMONS REPORTED AT
                    CHESTERFIELD...ST LOUIS COUNTY
625 PM              FLAT CREEK FLOODING AT UNION IN SOME AREAS
                    BY 20-30 FEET...FOOT BRIDGE WASHED OUT.
                    FRANKLIN COUNTY MO
629 PM              FLASH FLOODING CAUSING EVACUATION OF NORWOOD
                    TRAILER PARK...SOUTH SIDE OF WASHINGTON IN
                    FRANKLIN COUNTY MO
630-700 PM          CLARKSON RD IN CHESTERFIELD CLOSED DUE TO FLOODING..
                    ST LOUIS COUNTY
UNKNOWN             NUMEROUS TREES DOWNED BY HIGH WINDS IN
                    NORTHERN JEFFERSON COUNTY MO
700-710 PM          56 MPH WINDS AT WATERLOO...MONROE COUNTY IL
730 PM              HELICOPTER BEING USED TO RESCUE MOTORISTS STRANDED
                    BY FLOODING IN CHESTERFIELD...ST LOUIS COUNTY
755 PM              POWER LINES AND TREES DOWNED IN STE GENEVIEVE
                    ...STE GENEVIEVE COUNTY MO

IN ADDITION...THERE WERE ...NUMEROUS... REPORTS OF PEA-SIZED HAIL
THROUGHOUT THE AREA...AS WELL AS SEVERAL UNCONFIRMED REPORTS OF
FUNNEL CLOUDS.

TRUETT
Local storm report, Jun 28, 10:10 PM CDT, 15 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1010 PM CDT MON JUN 28 1993

...PRELIMINARY REPORTS FOR THE AFTERNOON AND EVENING OF JUNE 28 1993...

TIME (CDT)               LOCATION
UNKNOWN             TREES AND POWER LINES DOWN ALONG THE BOND-MADISON
                    COUNTY LINE IN ILLINOIS.
UNKNOWN             TREE DOWN IN GREENVILLE...BOND COUNTY IL
215-230 PM (APPROX) TREES AND A SEVERAL POWER POLES DOWNED IN
                    IN VANDALIA...FAYETTE COUNTY IL
300 PM              DIME-SIZED HAIL 4 W OF MONTROSS..EFFINGHAM COUNTY IL
320 PM              TREES AND POWER LINES DOWNED NEAR ST CHARLES
                    AIRPORT...ST CHARLES COUNTY MO
UNKNOWN             BASEBALL SIZED HAIL AT ST ROSE...NORTHWEST
                    CLINTON COUNTY IL
335 PM              TREE LIMBS BLOWN DOWN IN GRANITE CITY...MADISON
                    COUNTY IL
357 PM              GRANITE CITY REPORTED 1.5 INCHES OF RAIN IN 15
                    MINUTES...NUMEROUS LIMBS AND POWER LINES DOWNED...
                    MADISON COUNTY IL
405 PM              1 INCH HAIL AT KELL...SOUTHERN MARION COUNTY IL
422 PM              DIME SIZED HAIL AT CENTRALIA AIRPORT...
                    MARION COUNTY IL
423 PM              1 3/4 INCH HAIL DAMAGING CARS AT CENTRALIA...
                    MARION COUNTY IL
430-500 PM (APPROX) LARGE BRANCHES DOWNED AND A CHURCH ROOF DAMAGED AT
                    HOFFMAN...CLINTON COUNTY IL
430 PM (APPROX)     TREES DOWNED IN MONTAUK STATE PARK...SOUTHERN
                    DENT COUNTY MO
430-500 PM (APPROX) POWER LINES AND TREES DOWNED SOUTH OF SALEM...
                    DENT COUNTY MO
435 PM              NICKEL SIZED HAIL 6-8 MILES EAST OF CENTRALIA...
                    MARION COUNTY IL
442 PM              DIME SIZED HAIL NEAR IUKA...EASTERN MARION COUNTY IL
500 PM (APPROX)     DIME SIZED HAIL AT WILLOT AND CARRINGTON IN
                    ST PETERS...ST CHARLES COUNTY MO
515 PM              DIME SIZED HAIL AT HARVERSTER...ST CHARLES COUNTY MO
520-530 PM (APPROX) LARGE TREE BLOWN ONTO HOUSE TRAILER IN
                    CHESTERFIELD..TRAPPING WOMAN INSIDE. ST LOUIS COUNTY
526 PM              HIGH WINDS PRODUCING DAMAGE ALONG HIGHWAY 40 NEAR
                    SPIRIT OF ST LOUIS AIRPORT...ST LOUIS COUNTY
533 PM              DIME SIZED HAIL AT CHESTERFIELD...
                    ST LOUIS COUNTY
545 PM (APPROX)     NUMEROUS TREES AND POWER LINES DOWN IN
                    CHESTERFIELD...ST LOUIS COUNTY
553 PM              TREES DOWNED IN MARTHASVILLE...WARREN COUNTY MO
600 PM              A COUNTY ROAD FLOODED BETWEEN WASHINGTON AND
                    UNION...FRANKLIN COUNTY MO
607 PM              QUARTER SIZED HAIL IN CHESTERFIELD...
                    ST LOUIS COUNTY
617-623 PM          DIME SIZED HAIL AT HARVERSTER...ST CHARLES COUNTY
620 PM              HAIL UP TO THE SIZE OF LEMONS REPORTED AT
                    CHESTERFIELD...ST LOUIS COUNTY
625 PM              FLAT CREEK FLOODING AT UNION IN SOME AREAS
                    BY 20-30 FEET...FOOT BRIDGE WASHED OUT.
                    FRANKLIN COUNTY MO
629 PM              FLASH FLOODING CAUSING EVACUATION OF NORWOOD
                    TRAILER PARK...SOUTH SIDE OF WASHINGTON IN
                    FRANKLIN COUNTY MO
630-700 PM          CLARKSON RD IN CHESTERFIELD CLOSED DUE TO FLOODING..
                    ST LOUIS COUNTY
UNKNOWN             NUMEROUS TREES DOWNED BY HIGH WINDS IN
                    NORTHERN JEFFERSON COUNTY MO
700-710 PM          56 MPH WINDS AT WATERLOO...MONROE COUNTY IL
730 PM              HELICOPTER BEING USED TO RESCUE MOTORISTS STRANDED
                    BY FLOODING IN CHESTERFIELD...ST LOUIS COUNTY
755 PM              POWER LINES AND TREES DOWNED IN STE GENEVIEVE
                    ...STE GENEVIEVE COUNTY MO

IN ADDITION...THERE WERE ...NUMEROUS... REPORTS OF PEA-SIZED HAIL
THROUGHOUT THE AREA...AS WELL AS SEVERAL UNCONFIRMED REPORTS OF
FUNNEL CLOUDS.

TRUETT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 7:33 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve42 min
Jun 28, 8:10 PM CDTSevere Thunderstorm WarningLSXPerry50 min
Jun 29, 4:47 PM CDTFlash Flood WarningLSXSainte Genevieve, Saint Francois76 min

Nearby

Flash Flood Warnings in Missouri, 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.