Alert archive / Missouri / Flash Flood Warnings in 1993

Flash Flood Warning 6, NWS Kansas City, MO

June 6, 1993Callaway County, Cole County, Missouri

NWS Kansas City, MO issued this flash flood warning at Jun 6, 1993, 11:10 AM CDT for Callaway County, Cole County, Missouri. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jun 6, 1993, 11:10 AM CDT (16:10 UTC)
Expired
Jun 6, 1993, 1:15 PM CDT
In force
2 hr
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Callaway County, MO, Cole County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 4.2 hours before the alert went out and 247 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 12:00Z on 1993-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1163 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 12:00Z on 1993-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 436 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
1163 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
557 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
436 m²/s²
0-3 km storm-relative helicity
511 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 061619 COR
FFWCOU
MOC019-027-051-053-061815-

BULLETIN - EBS ACTIVATION REQUESTED...CORRECTION
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE COLUMBIA MO
1110 AM CDT SUN JUN 6 1993

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  115 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN CENTRAL MISSOURI

   ...SOUTHERN BOONE COUNTY...CALLAWAY COUNTY
   ...NORTHERN COLE COUNTY...EASTERN COOPER COUNTY

AT 1100 AM STRONG THUNDERSTORMS WHICH HAVE PRODUCED TORRENTIAL RAIN AND
FLASH FLOODING WERE IN A BAND ABOUT 10 MILES WIDE THAT STRETCHED FROM
BOONVILLE TO JEFFERSON CITY TO ABOUT 50 MILES EAST OF COLUMBIA
NEAR MONTGOMERY CITY. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST
AT 25 MILES AN HOUR. FLASH FLOODING STRANDED PERSONS IN THEIR CARS
IN CALIFORNIA IN NORTHERN MONITEAU COUNTY AT 1035 AM.
SOME FLASH FLOODING WAS ALSO REPORTED ALONG CREEK BEDS AND CULVERTS
IN PRAIRIE HOME ABOUT 20 MILES SOUTHWEST OF COLUMBIA.

THESE THUNDERSTORMS WERE REDEVELOPING OVER THIS AREA WHERE HEAVY RAINS
OF 1 TO 2 INCHES FELL EARLIER BETWEEN 900 AM AND 1100 AM THIS MORNING.
ANOTHER COUPLE OF INCHES OF RAIN WILL BE POSSIBLE IN THESE AREAS THROUGH
THE EARLY AFTERNOON.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS TAKING PLACE OR ABOUT
TO TAKE PLACE. KNOW WHERE YOU ARE AT FROM STREAMS...RIVERS AND
CREEKS THAT CAN BECOME KILLERS DURING HEAVY RAINS. IF YOU KNOW OF
ANY NEIGHBORS THAT MAY HAVE A HARD TIME ESCAPING FLOOD WATERS...HELP
THEM OR LET OTHERS KNOW ABOUT THEM.

LA GREE/PERLOW

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 6, 7:34 AM CDT, 3 hours 36 minutes before
MOZ001-002-004-005-008-009-061335-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
734 AM CDT SUN JUN 6 1993

AT 730 AM...SCATTERED STRONG THUNDERSTORMS WERE IN NORTHEAST KANSAS...AND
OVER ABOUT THE NORTHWEST THIRD OF MISSOURI...AND ACROSS SOUTHERN IOWA.

THE STRONGEST THUNDERSTORMS WERE IN KANSAS...TO THE NORTHWEST OF MANHATTAN.

IN MISSOURI STRONG THUNDERSTORMS WERE JUST TO THE NORTH AND NORTHEAST OF
ST JOSEPH...AND IN WESTCENTRAL MISSOURI JUST NORTHEAST OF CLINTON.

THE STRONGER THUNDERSTORMS IN MISSOURI CONTAIN VERY HEAVY RAIN...AND POSSIBLY
SMALL HAIL AND GUSTY WINDS TO 40 MILES AN HOUR.

THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST-NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Jun 6, 7:36 AM CDT, 3 hours 34 minutes before
MOZ001-002-004-005-008-009-061335-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
734 AM CDT SUN JUN 6 1993

AT 730 AM...SCATTERED STRONG THUNDERSTORMS WERE IN NORTHEAST KANSAS...AND
OVER ABOUT THE NORTHWEST THIRD OF MISSOURI...AND ACROSS SOUTHERN IOWA.

THE STRONGEST THUNDERSTORMS WERE IN KANSAS...TO THE NORTHWEST OF MANHATTAN.

IN MISSOURI STRONG THUNDERSTORMS WERE JUST TO THE NORTH AND NORTHEAST OF
ST JOSEPH...AND IN WESTCENTRAL MISSOURI JUST NORTHEAST OF CLINTON.

THE STRONGER THUNDERSTORMS IN MISSOURI CONTAIN VERY HEAVY RAIN...AND POSSIBLY
SMALL HAIL AND GUSTY WINDS TO 40 MILES AN HOUR.

THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST-NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Jun 6, 9:35 AM CDT, 1 hour 35 minutes before
MOZ001-002-004-005-008-009-061535-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
935 AM CDT SUN JUN 6 1993

AT 930 AM...SCATTERED STRONG THUNDERSTORMS WERE IN NORTHEAST KANSAS...
NORTHWEST AND WEST CENTRAL MISSOURI AND ACROSS SOUTHEAST NEBRASKA AND
SOUTHWEST IOWA.

THE STRONGEST THUNDERSTORMS WERE IN KANSAS...BETWEEN TOPEKA AND LAWRENCE
WHERE GOLFBALL SIZE HAIL WAS REPORTED ALONG WITH WIND GUSTS TO 40 MPH.

IN MISSOURI STRONG THUNDERSTORMS WERE JUST TO THE NORTHEAST OF ST JOSEPH
AND JUST TO THE NORTH OF THE LAKE OF THE OZARKS.

THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST 30 MILES AN HOUR.

HM
Special weather statement, Jun 6, 9:38 AM CDT, 1 hour 32 minutes before
MOZ001-002-004-005-008-009-061535-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
935 AM CDT SUN JUN 6 1993

AT 930 AM...SCATTERED STRONG THUNDERSTORMS WERE IN NORTHEAST KANSAS...
NORTHWEST AND WEST CENTRAL MISSOURI AND ACROSS SOUTHEAST NEBRASKA AND
SOUTHWEST IOWA.

THE STRONGEST THUNDERSTORMS WERE IN KANSAS...BETWEEN TOPEKA AND LAWRENCE
WHERE GOLFBALL SIZE HAIL WAS REPORTED ALONG WITH WIND GUSTS TO 40 MPnH.

IN MISSOURI STRONG THUNDERSTORMS WERE JUST TO THE NORTHEAST OF ST JOSEPH
AND JUST TO THE NORTH OF THE LAKE OF THE OZARKS.

THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST 30 MILES AN HOUR.

HM
Special weather statement, Jun 6, 10:40 AM CDT, 30 minutes before
MOZ001-002-004-005-008-009-061635-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1040 AM CDT SUN JUN 6 1993

AT 1030 AM...SCATTERED STRONG THUNDERSTORMS WERE IN NORTHEAST KANSAS...
NORTHWEST AND WEST CENTRAL MISSOURI AND ACROSS AOUTHERN IOWA.

THE STRONGEST THUNDERSTORMS WERE IN KANSAS...JUST TO THE WEST OF THE CITY
OF TONGANOXIE AND WAS MOVING EAST AT 40 MPH.  THESE STORMS ARE PRODUCING
LARGE HAIL...WINDS IN EXCESS OF 55 MPH AND DEADLY LIGHNING AND HEAVY RAIN.

PEOPLE IN THE PATHS OF THESE STORMS SHOULD MONITOR COMMERICAL TELEVISION
AND RADIOS STATIONS FOR FURTHER UPDATES ON THIS STORM.

MORGAN
Special weather statement, Jun 6, 10:46 AM CDT, 24 minutes before
MOZ001-002-004-005-008-009-061635-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1040 AM CDT SUN JUN 6 1993

AT 1030 AM...SCATTERED STRONG THUNDERSTORMS WERE IN NORTHEAST KANSAS...
NORTHWEST AND WEST CENTRAL MISSOURI AND ACROSS AOUTHERN IOWA.

THE STRONGEST THUNDERSTORMS WERE IN KANSAS...JUST TO THE WEST OF THE CITY
OF TONGANOXIE AND WAS MOVING EAST AT 40 MPH.  THESE STORMS ARE PRODUCING
LARGE HAIL...WIN6DS IN EXCESS OF 55 MPH AND DEADLY LIGHNING AND HEAVY RAIN.

PEOPLE IN THE PATHS OF THESE STORMS SHOULD MONITOR COMMERICAL TELEVISION
AND RADIOS STATIONS FOR FURTHER UPDATES ON THIS STORM.

MORGAN

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 6, 8:35 AM CDTSevere Thunderstorm WarningEAXPettis30 min
Jun 6, 8:35 AM CDTSevere Thunderstorm WarningEAXCooper40 min
Jun 6, 8:45 AM CDTSevere Thunderstorm WarningEAXMorgan45 min
Jun 6, 10:08 AM CDTFlash Flood WarningEAXBoone, Callaway, Cole, Moniteau67 min
Jun 6, 10:08 AM CDTSevere Thunderstorm WarningEAXBoone, Callaway, Cole, Moniteau67 min
Jun 6, 11:10 AM CDTFlash Flood WarningEAXBoone, Cooper2 hr
Jun 6, 12:12 PM CDTFlash Flood WarningEAXMoniteau63 min
Jun 6, 1:04 PM CDTFlash Flood WarningEAXGasconade, Osage3 hr
Jun 6, 1:04 PM CDTFlash Flood WarningEAXBoone, Cole, Cooper, Moniteau2 hr
Jun 6, 1:04 PM CDTFlash Flood WarningEAXCallaway2 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.