Alert archive / Missouri / Flash Flood Warnings in 1993

Flash Flood Warning 45, NWS Kansas City, MO

July 6, 1993Cass County, Missouri

NWS Kansas City, MO issued this flash flood warning at Jul 6, 1993, 9:50 AM CDT for Cass County, Missouri. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jul 6, 1993, 9:50 AM CDT (14:50 UTC)
Expired
Jul 6, 1993, 1:45 PM CDT
In force
4 hr
Issued by
NWS Kansas City, MO
Area
Whole counties

County Cass County, MO

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 2.8 hours before the alert went out and 118 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, Topeka, KS at 12:00Z on 1993-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 38 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, Topeka, KS at 12:00Z on 1993-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
38 J/kg
Mixed-layer CIN
-205 J/kg
Mixed-layer LCL
1401 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
-20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 6, 7:50 AM CDT, 2 hours before
KSZ016-061345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
745 AM CDT TUE JUL 6 1993

...STRONG THUNDERSTORMS WERE MOVING INTO EXTREME EASTERN KANSAS...

AT 730 AM...A VERY STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN WAS
OCCURRING IN WESTERN LINN COUNTY KANSAS...JUST WEST OF MOUND CITY.
THIS STORM WILL ALSO PRODUCE FREQUENT LIGHTNING...WIND GUSTS UP TO 40
MILES AN HOUR...AND POSSIBLY SOME SMALL HAIL...AS IT MOVES THROUGH LINN
COUNTY...NEAR MOUND CITY BETWEEN 745 AND 845 AM.

OTHER STRONG STORMS WERE IN A LINE EXTENDING WEST FROM WEST OF MOUND
CITY TO JUST WEST OF EMPORIA KANSAS...AND LIGHT RAIN HAD DEVELOPED
NORTHWARD THROUGH NORTHEAST KANSAS AND INTO THE SOUTHEAST CORNER OF
NEBRASKA AND THE NORTHWEST CORNER OF MISSOURI.

ALL PRECIPITATION WAS MOVING EAST NORTHEAST AT 25 MILES AN HOUR.
.
A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 AM THIS
MORNING FOR PARTS OF CENTRAL AND EAST ERN KANSAS...INCLUDING MIAMI
AND LINN COUNTIES.  REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO MOVE TO SAFE SHELTER IF THREATENING
WEATHER APPROACHES.

DESTRI
Special weather statement, Jul 6, 8:45 AM CDT, 1 hour 5 minutes before
KSZ008-013-016-061445-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION...
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
845 AM CDT TUE JUL 6 1993

...STRONG THUNDERSTORMS WERE LOCATED OVER EASTERN KANSAS AND WERE
   MOVING INTO WESTERN MISSOURI...

AT 830 AM...A VERY STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN WAS
LOCATED IN SOUTHERN FRANKLIN AND NORTHERN ANDERSON COUNTY KANSAS...30
MILES SOUTH OF TOPEKA.  FREQUENT LIGHTNING...WIND GUSTS OF 40 TO 50
MILES AN HOUR...AND POSSIBLY SOME HAIL...ARE POSSIBLE WITH THIS STORM
AS IT MOVES THROUGH FRANKLIN AND ANDERSON COUNTIES DURING THE NEXT HOUR.

OTHER STRONG STORMS WERE IN A 20 MILE WIDE BAND EXTENDING FROM 40
MILES SOUTH OF GRANDVIEW MISSOURI...NEAR 71 HIGHWAY...TO JUST WEST OF
EMPORIA KANSAS.  A LARGE AREA OF LIGHT RAIN WAS ALSO SPREAD ACROSS THE
REMAINDER OF NORTHEAST KANSAS...SOUTHEAST NEBRASKA...SOUTHEAST IOWA
AND NORTHWEST MISSOURI.
.
THE PRECIPITATION WAS MOVING TO THE EAST AT 25 MILES AN HOUR.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 AM THIS
MORNING FOR PARTS OF CENTRAL AND EASTERN KANSAS...INCLUDING MIAMI
AND LINN COUNTIES.  REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO MOVE TO SAFE SHELTER IF THREATENING
WEATHER APPROACHES.

EVERSOLE
Special weather statement, Jul 6, 8:47 AM CDT, 1 hour 3 minutes before
KSZ008-013-016-061445-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
845 AM CDT TUE JUL 6 1993

...STRONG THUNDERSTORMS WERE LOCATED OVER EASTERN KANSAS AND WERE
   MOVING INTO WETERN MISSOURI...

AT 830 AM...A VERY STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN WAS
LOCATED IN SOUTHERN FRANKLIN AND NORTHERN ANDERSON COUNTY KANSAS...30
MILES SOUTH OF TOPEKA.  FREQUENT LIGHTNING...WIND GUSTS OF 40 TO 50
MILES AN HOUR...AND POSSIBLY SOME HAIL...ARE POSSIBLE WITH THIS STORM
AS IT MOVES FRANKLIN AND ANDERSON COUNTIES DURING THE NEXT HOUR.

OTHER STRONG STORMS WERE IN A 20 MILE WIDE BAND EXTENDING FROM 40
MILES SOUTH OF GRANDVIEW MISSOURI...NEAR 71 HIGHWAY...TO JUST WEST OF
EMPORIA KANSAS.  A LARGE AREA OF LIGHT RAIN WAS ALSO SPREAD ACROSS THE
REMAINDER OF NORTHEAST KANSAS...SOUTHEAST NEBRASKA...SOUTHEAST IOWA
AND NORTHWEST MISSOURI.
.
THE PRECIPITATION WAS MOVING TO THE EAST AT 25 MILES AN HOUR.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 AM THIS
MORNING FOR PARTS OF CENTRAL AND EASTERN KANSAS...INCLUDING MIAMI
AND LINN COUNTIES.  REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO MOVE TO SAFE SHELTER IF THREATENING
WEATHER APPROACHES.

EVERSOLE
Special weather statement, Jul 6, 8:50 AM CDT, 1 hour before
KSZ008-013-016-061445-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION...
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
845 AM CDT TUE JUL 6 1993

...STRONG THUNDERSTORMS WERE LOCATED OVER EASTERN KANSAS AND WERE
   MOVING INTO WESTERN MISSOURI...

AT 830 AM...A VERY STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN WAS
LOCATED IN SOUTHERN FRANKLIN AND NORTHERN ANDERSON COUNTY KANSAS...30
MILES SOUTH OF TOPEKA.  FREQUENT LIGHTNING...WIND GUSTS OF 40 TO 50
MILES AN HOUR...AND POSSIBLY SOME HAIL...ARE POSSIBLE WITH THIS STORM
AS IT MOVES THROUGH FRANKLIN AND ANDERSON COUNTIES DURING THE NEXT HOUR.

OTHER STRONG STORMS WERE IN A 20 MILE WIDE BAND EXTENDING FROM 40
MILES SOUTH OF GRANDVIEW MISSOURI...NEAR 71 HIGHWAY...TO JUST WEST OF
EMPORIA KANSAS.  A LARGE AREA OF LIGHT RAIN WAS ALSO SPREAD ACROSS THE
REMAINDER OF NORTHEAST KANSAS...SOUTHEAST NEBRASKA...SOUTHEAST IOWA
AND NORTHWEST MISSOURI.
.
THE PRECIPITATION WAS MOVING TO THE EAST AT 25 MILES AN HOUR.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 AM THIS
MORNING FOR PARTS OF CENTRAL AND EASTERN KANSAS...INCLUDING MIAMI
AND LINN COUNTIES.  REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO MOVE TO SAFE SHELTER IF THREATENING
WEATHER APPROACHES.

EVERSOLE
Special weather statement, Jul 6, 9:50 AM CDT, 0 minutes before
KSZ016-MOZ001-002-004-005-008-009-013-061545-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
950 AM CDT TUE JUL 6 1993

...STRONG THUNDERSTORMS WERE LOCATED OVER EASTERN KANSAS AND CONTINUED
   TO MOVE INTO WESTERN MISSOURI...

AT 930 AM...A 20 MILE WIDE BAND OF STRONG THUNDERSTORMS EXTENDED FROM
NEAR BUTLER MISSOURI ON 71 HIGHWAY...TO JUST SOUTHEAST OF EMPORIA
KANSAS.  VERY HEAVY RAIN...FREQUENT LIGHTNING...WIND GUSTS UP TO 40
MILES AN HOUR...AND POSSIBLY SOME HAIL...ARE POSSIBLE WITH THESE STORMS
AS THEY MOVE ACROSS EASTCENTRAL KANSAS AND WESTCENTRAL MISSOURI.

A LARGE AREA OF RAIN EXTENDED ACROSS THE REMAINDER OF NORTHEAST KANSAS
NORTHWEST MISSOURI...SOUTHEAST NEBRASKA AND SOUTHWEST IOWA.

THE PRECIPITATION WAS MOVING TO THE EAST AT 30 MILES AN HOUR.
.
A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 AM THIS
MORNING FOR PARTS OF CENTRAL AND EASTERN KANSAS...INCLUDING MIAMI
AND LINN COUNTIES.  REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO MOVE TO SAFE SHELTER IF THREATENING
WEATHER APPROACHES.

EVERSOLE
Special weather statement, Jul 6, 9:50 AM CDT, 0 minutes before
KSZ016-MOZ001-002-004-005-008-009-013-061545-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
950 AM CDT TUE JUL 6 1993

...STRONG THUNDERSTORMS WERE LOCATED OVER EASTERN KANSAS AND CONTINUED
   TO MOVE INTO WESTERN MISSOURI...

AT 930 AM...A 20 MILE WIDE BAND OF STRONG THUNDERSTORMS EXTENDED FROM
NEAR BUTLER MISSOURI ON 71 HIGHWAY...TO JUST SOUTHEAST OF EMPORIA
KANSAS.  VERY HEAVY RAIN...FREQUENT LIGHTNING...WIND GUSTS UP TO 40
MILES AN HOUR...AND POSSIBLY SOME HAIL...ARE POSSIBLE WITH THESE STORMS
AS THEY MOVE ACROSS EASTCENTRAL KANSAS AND WESTCENTRAL MISSOURI.

A LARGE AREA OF RAIN EXTENDED ACROSS THE REMAINDER OF NORTHEAST KANSAS
NORTHWEST MISSOURI...SOUTHEAST NEBRASKA AND SOUTHWEST IOWA.

THE PRECIPITATION WAS MOVING TO THE EAST AT 30 MILES AN HOUR.
.
A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 AM THIS
MORNING FOR PARTS OF CENTRAL AND EASTERN KANSAS...INCLUDING MIAMI
AND LINN COUNTIES.  REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO MOVE TO SAFE SHELTER IF THREATENING
WEATHER APPROACHES.

EVERSOLE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 9:50 AM CDTFlash Flood WarningEAXCass3 hr
Jul 6, 11:03 AM CDTFlash Flood WarningEAXHenry4 hr
Jul 6, 11:47 AM CDTFlash Flood WarningEAXSt. Clair4 hr
Jul 6, 3:24 PM CDTFlash Flood WarningEAXCass4 hr
Jul 6, 3:47 PM CDTFlash Flood WarningEAXBates4 hr
Jul 6, 4:16 PM CDTFlash Flood WarningEAXHenry3 hr
Jul 6, 6:05 PM CDTFlash Flood WarningEAXBenton, Morgan, Pettis115 min
Jul 6, 6:05 PM CDTFlash Flood WarningEAXCole, Moniteau115 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.