Alert archive / Missouri / Flash Flood Warnings in 1993

Flash Flood Warning 28, NWS St. Louis, MO

July 5, 1993Saint Charles County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jul 5, 1993, 11:57 AM CDT for Saint Charles County, Missouri. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jul 5, 1993, 11:57 AM CDT (16:57 UTC)
Expired
Jul 5, 1993, 8:00 PM CDT
In force
8 hr
Issued by
NWS St. Louis, MO
Area
Whole counties

County Saint Charles County, MO

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 5.0 hours before the alert went out and 257 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 12:00Z on 1993-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 271 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 12:00Z on 1993-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -59 square meters per square second.1939Sfc1 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
271 J/kg
Mixed-layer CIN
-72 J/kg
Mixed-layer LCL
1007 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-59 m²/s²
0-3 km storm-relative helicity
-38 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 051703
FFWSTL
MOC183-060100-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1157 AM CDT MON JUL 5 1993
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  800 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...NORTHERN ST CHARLES COUNTY
 
AT 1147 AM...SEMA COORDINATOR FROM ST. CHARLES COUNTY RELAYED
INFORMATION TO THE NWS THAT THE FLOODING IN NORTHERN ST. CHARLES COUNTY
WAS INCREASING. COUNTY OFFICIALS ARE ADVISING THE EVACUATION OF HOMES
ALONG THE FOLLOWING ROADS...COOPER LANE...IFFRIG ROAD...SILVERS ROAD
...SALT RIVER ROAD...AND HIGHWAY C SOUTH OF DARDENE LEVEE BREACH.
THE FLOODING AREA IS NORTH OF THE OLD TOWN ST. PETERS AREA.
 
THIS WARNING IS AN UPDATE TO THE WARNING PREVIOUSLY ISSUED FOR THE
DARDENE LEVEE BREACH ISSUED AROUND 5 AM THIS MONDAY MORNING.
 
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/GT

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, Jul 5, 9:15 AM CDT, 2 hours 42 minutes before
MOZ002-003-005-006-008-009-013-015-051400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
915 AM CDT MON JUL 5 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF
   NORTHERN AND WESTERN MISSOURI UNTIL 200 PM...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR
MUCH OF NORTHERN AND WESTERN MISSOURI...EXCEPT FOR THE EXTREME NORTHWEST
TIP OF MISSOURI.  SOME CITIES INCLUDED IN THE WATCH ARE KANSAS CITY...
SEDALIA...BUTLER...KIRKSVILLE...MACON AND MILAN.  RADAR WAS INDICATING
A LINE OF STRONG THUNDERSTORMS FROM NORTHWEST MISSOURI INTO NORTHEAST
KANSAS...IN THE VICINITY OF TOPEKA.  THESE STORMS WILL CONTINUE TO MOVE
EAST INTO MUCH OF NORTHERN AND WESTERN MISSOURI THIS MORNING.  SOME OF
THESE STORMS MAY CONTAIN DAMAGING WINDS AND LARGE HAIL AS WELL AS
DEADLY LIGHTNING AND HEAVY DOWNPOURS.

RESIDENTS IN AND CLOSE TO THE WATCH AREA SHOULD BE PREPARED TO SEEK
SAFE SHELTER IF THREATENING WEATHER APPROACHES.  CONTINUE TO LISTEN TO
NOAA WEATHER RADIO AND LOCAL MEDIA SOURTCES FOR FURTHER UPDATES AND
POSSIBLE WARNINGS.

GKS
Special weather statement, Jul 5, 9:21 AM CDT, 2 hours 36 minutes before
MOZ002-003-005-006-008-009-013-015-051400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
915 AM CDT MON JUL 5 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF
   NORTHERN AND WESTERN MISSOURI UNTIL 200 PM...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR
MUCH OF NORTHERN AND WESTERN MISSOURI...EXCEPT FOR THE EXTREME NORTHWEST
TIP OF MISSOURI.  SOME CITIES INCLUDED IN THE WATCH ARE KANSAS CITY...
SEDALIA...BUTLER...KIRKSVILLE...MACON AND MILAN.  RADAR WAS INDICATING
A LINE OF STRONG THUNDERSTORMS FROM NORTHWEST MISSOURI INTO NORTHEAST
KANSAS...IN THE VICINITY OF TOPEKA.  THESE STORMS WILL CONTINUE TO MOVE
EAST INTO MUCH OF NORTHERN AND WESTERN MISSOURI THIS MORNING.  SOME OF
THESE STORMS MAY CONTAIN DAMAGING WINDS AND LARGE HAIL AS WELL AS
DEADLY LIGHTNING AND HEAVY DOWNPOURS.

RESIDENTS IN AND CLOSE TO THE WATCH AREA SHOULD BE PREPARED TO SEEK
SAFE SHELTER IF THREATENING WE{ATHER APPROACHES.  CONTINUE TO LISTEN TO
NOAA WEATHER RADIO AND LOCAL MEDIA SOURTCES FOR FURTHER UPDATES AND
POSSIBLE WARNINGS.

GKS
Special weather statement, Jul 5, 11:32 AM CDT, 25 minutes before
MOZALL-051730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1132 AM CDT MON JUL 5 1993

...THE SEVERE THUNDERSTORM WATCH NO. 596 REMAINS IN EFFECT FOR NORTHERN
AND WESTERN MISSOURI UNTIL 2 PM...

AT 1125 PM...NWS DOPPLER RADAR CONTINUED TO SHOW SCATTERED THUNDERSTORMS
MOVING OVER PORTIONS OF NORTHWEST AND WESTERN MISSOURI AND EASTERN
KANSAS. THEREFORE THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT
UNTIL 2 PM.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL TV BROADCASTS FOR LATER
STATEMENTS.

GOETSCH
Special weather statement, Jul 5, 11:35 AM CDT, 22 minutes before
MOZALL-051730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1132 AM CDT MON JUL 5 1993

...THE SEVERE THUNDERSTORM WATCH NO. 596 REMAINS IN EFFECT FOR NORTHERN
AND WESTERN MISSOURI UNTIL 2 PM...

AT 1125 PM...NWS DOPPLER RADAR CONTINUED TO SHOW SCATTERED THUNDERSTORMS
MOVING OVER PORTIONS OF NORTHWEST AND WESTERN MISSOURI AND EASTERN
KANSAS. THEREFORE THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT
UNTIL 2 PM.

STAY TUNED $TO NOAA WEATHER RADIO OR LOCAL TV BROADCASTS FOR LATER
STATEMENTS.

GOETSCH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 5:25 AM CDTFlash Flood WarningLSXSaint Charles4 hr

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.