Alert archive / Kansas / Flash Flood Warnings in 1993

Flash Flood Warning 90, NWS Kansas City, MO

July 10, 1993Johnson County, Leavenworth County, Wyandotte County, Kansas

NWS Kansas City, MO issued this flash flood warning at Jul 10, 1993, 1:48 AM CDT for Johnson County, Leavenworth County, Wyandotte County, Kansas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jul 10, 1993, 1:48 AM CDT (06:48 UTC)
Expired
Jul 10, 1993, 5:45 AM CDT
In force
4 hr
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Johnson County, KS, Leavenworth County, KS, Wyandotte County, KS

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 6.8 hours before the alert went out and 67 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 00:00Z on 1993-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3575 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 00:00Z on 1993-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 138 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
3575 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
681 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
138 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
5.9
Supercell composite
20.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 100651
FFWMCI
KSC091-103-209-101045-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
148 AM CDT SAT JUL 10 1993
 
THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  600 AM
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL KANSAS
 
   ...JOHNSON COUNTY...LEAVENWORTH COUNTY...WYANDOTTE COUNTY
 
BECAUSE OF THE HEAVY RAIN LATE LAST NIGHT AND EARLY THIS MORNING
IN LEAVENWORTH...JOHNSON AND WYANDOTTE COUNTIES MANY ROADWAYS ARE
REPORTED UNDERWATER.  THUNDERSTORMS WILL CONTINUE THE REST OF TONIGHT
WHICH WILL CAUSE ADDITINAL FLOODING OF STREAMS AND ROADWAYS.
REMEMBER...DO NOT WALK OR DRIVE THROUGH HIGH WATER.
 
 
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.
 
 
 
&

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 9, 10:18 PM CDT, 3 hours 30 minutes before
MOZ001-002-004-005-008-009-KSZ016-100345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1015 PM CDT FRI JUL 9 1993

...SEVERE THUNDERSTORM WATCH FOR NORTHWEST MISSOURI AND EAST KANSAS
UNTIL 300 AM SATURDAY MORNING...AND A FLASH FLOOD WATCH FOR NORTHWEST
MISSOURI TONIGHT...

AT 1005 PM...VERY STRONG THUNDERSTORMS WERE LOCATED OVER NORTHEAST
KANSAS.  THE LEADING EDGE OF THE THUNDERSTORMS EXTENDED FROM JUST
SOUTHWEST OF ST. JOSEPH...TO NEAR TONGANOXIE AND JUST EAST OF
LAWRENCE.  A THUNDERSTORM JUST NORTH OF TOPEKA HAD PRODUCED UP TO
BASEBALL SIZE HAIL.

MOVEMENT WAS TO THE EAST AT 20 MILES AN HOUR...SO THUNDERSTORMS WILL
SPREAD INTO ST. JOSEPH AND THROUGH THE WESTERN PARTS OF THE KANSAS
CITY METROPOLITAN AREA...MAINLY NORTH OF THE KANSAS RIVER IN
LEAVONWORTH AND WYANDOTTE COUNTIES...BETWEEN 1015 AND 1100 PM.
.
PERSONS IN NORTHEAST KANSAS AND NORTHWEST MISSOURI SHOULD REMAIN
ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.

DESTRI
Special weather statement, Jul 9, 10:33 PM CDT, 3 hours 15 minutes before
MOZ001-002-004-005-008-009-KSZ016-100345-

SPECIAL WEATHER STATEMENT...CORRECTION TO HAIL SIZE...
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1015 PM CDT FRI JUL 9 1993

...SEVERE THUNDERSTORM WATCH FOR NORTHWEST MISSOURI AND EAST KANSAS
UNTIL 300 AM SATURDAY MORNING...AND A FLASH FLOOD WATCH FOR NORTHWEST
MISSOURI TONIGHT...

AT 1005 PM...VERY STRONG THUNDERSTORMS WERE LOCATED OVER NORTHEAST
KANSAS.  THE LEADING EDGE OF THE THUNDERSTORMS EXTENDED FROM JUST
SOUTHWEST OF ST. JOSEPH...TO NEAR TONGANOXIE AND JUST EAST OF
LAWRENCE.  A THUNDERSTORM 20 MILES NORTHWEST OF TOPEKA HAD PRODUCED
UP TO GOLF BALL SIZE HAIL AT 929 PM.

MOVEMENT WAS TO THE EAST AT 20 MILES AN HOUR...SO THUNDERSTORMS WILL
SPREAD INTO ST. JOSEPH AND THROUGH THE WESTERN PARTS OF THE KANSAS
CITY METROPOLITAN AREA...MAINLY NORTH OF THE KANSAS RIVER IN
LEAVONWORTH AND WYANDOTTE COUNTIES...BETWEEN 1015 AND 1100 PM.
.
PERSONS IN NORTHEAST KANSAS AND NORTHWEST MISSOURI SHOULD REMAIN
ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.

DESTRI
Special weather statement, Jul 9, 10:35 PM CDT, 3 hours 13 minutes before
MOZ001-002-004-005-008-009-KSZ016-100445-

SPECIAL WEATHER STATEMENT AND RADAR SUMMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1035 PM CDT FRI JUL 9 1993

...SEVERE THUNDERSTORM WATCH FOR NORTHWEST MISSOURI AND EAST KANSAS
UNTIL 300 AM SATURDAY MORNING...AND A FLASH FLOOD WATCH FOR NORTHWEST
MISSOURI TONIGHT...

AT 1028 PM...VERY STRONG THUNDERSTORMS WERE OCCURRING ACROSS NORTHEAST
KANSAS.  MAINLY NORTH OF THE KANSAS RIVER FROM LAWRENCE TO TOPEKA TO
25 MILES NORTHWEST OF TOPEKA.  THESE STORMS WILL PRODUCE LARGE HAIL
AND VERY HE;AVY DOWNPOURS AS THEY MOVE EAST AT 20 MILES AN HOUR.

ANOTHER VERY STRONG THUNDERSTORM WAS LOCATED ALONG THE MISSOURI RIVER
...30 MILES NORTWEST OF ST JOSEPH. MOVEMENT WAS EAST AT 20 MILES AN
HOUR.

THUNDERSTORMS WILL MOVE INTO WYANDOTTE AND NORTHWEST JOHNSON COUNTIES OF
KANSAS BETWEEN 11 AND 1115 PM.  PERSONS IN THE PATH OF THESE STORMS SHOULD
BE PERPARED TO MOVE TO A PLACE OF SAFETY SHOULD THE NEED ARISE.
STAY ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.
RAH
Special weather statement, Jul 9, 10:40 PM CDT, 3 hours 8 minutes before
MOZ001-002-004-005-008-009-KSZ016-100445-

SPECIAL WEATHER STATEMENT AND RADAR SUMMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1035 PM CDT FRI JUL 9 1993

...SEVERE THUNDERSTORM WATCH FOR NORTHWEST MISSOURI AND EAST KANSAS
UNTIL 300 AM SATURDAY MORNING...AND A FLASH FLOOD WATCH FOR NORTHWEST
MISSOURI TONIGHT...

AT 1028 PM...VERY STRONG THUNDERSTORMS WERE OCCURRING ACROSS NORTHEAST
KANSAS.  MAINLY NORTH OF THE KANSAS RIVER FROM LAWRENCE TO TOPEKA TO
25 MILES NORTHWEST OF TOPEKA.  THESE STORMS WILL PRODUCE LARGE HAIL
AND VERY HE;AVY DOWNPOURS AS THEY MOVE EAST AT 20 MILES AN HOUR.

ANOTHER VERY STRONG THUNDERSTORM WAS LOCATED ALONG THE MISSOURI RIVER
...30 MILES NORTWEST OF ST JOSEPH. MOVEMENT WAS EAST AT 20 MILES AN
HOUR.

THUNDERSTORMS WILL MOVE INTO WYANDOTTE AND NORTHWEST JOHNSON COUNTIES OF
KANSAS BETWEEN 11 AND 1115 PM.  PERSONS IN THE PATH OF THESE STORMS SHOULD
BE PERPARED TO MOVE TO A PLACE OF SAFETY SHOULD THE NEED ARISE.
STAY ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.
RAH
Special weather statement, Jul 9, 11:14 PM CDT, 2 hours 34 minutes before
MOZ001-002-004-005-008-009-KSZ016-100445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1115 PM CDT FRI JUL 9 1993

...SEVERE THUNDERSTORM WATCH FOR NORTHWEST MISSOURI AND EAST KANSAS
UNTIL 300 AM SATURDAY MORNING...AND A FLASH FLOOD WATCH FOR NORTHWEST
MISSOURI TONIGHT...

AT 1115 PM...VERY STRONG THUNDERSTORMS WERE MOVING INTO LEAVENWORTH
COUNTY KANSAS FROM NEAR JARBALO TO EASTON. OTHER STRONG STORMS WERE
LOCATED FROM PLATTE CITY AND 5 MILES SOUTH OF SMITHVILLE.

THE STORMS WERE MOVING EAST AT 20 MPH...AND WILL PRODUCE VERY HEAVY
RAIN...FREQUENT LIGHTNING AND SMALL HAIL.

THE STORMS WILL PASS THROUGH THE NORTHERN SECTIONS OF THE KANSAS CITY
METRO AREA THROUGH MIDNIGHT. RESIDENTS SHOULD BE ALERT FOR THE STORMS
AND SEEK SHELTER AS THEY APPROACH.
RUNNELS
Special weather statement, Jul 9, 11:15 PM CDT, 2 hours 33 minutes before
MOZ001-002-004-005-008-009-KSZ016-100445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1115 PM CDT FRI JUL 9 1993

...SEVERE THUNDERSTORM WATCH FOR NORTHWEST MISSOURI AND EAST KANSAS
UNTIL 300 AM SATURDAY MORNING...AND A FLASH FLOOD WATCH FOR NORTHWEST
MISSOURI TONIGHT...

AT 1115 PM...VERY STRONG THUNDERSTORMS WERE MOVING INTO LEAVENWORTH
COUNTY KANSAS FROM NEAR JARBALO TO EASTON. OTHER STRONG STORMS WERE
LOCATED FROM PLATTE CITY AND 5 MILES SOUTH OF SMITHVILLE.

THE STORMS WERE MOVING EAST AT 20 MPH...AND WILL PRODUCE VERY HEAVY
RAIN...FREQUENT LIGHTNING AND SMALL HAIL.

THE STORMS WILL PASS THROUGH THE NORTHERN SECTIONS OF THE KANSAS CITY
METRO AREA THROUGH MIDNIGHT. RESIDENTS SHOULD BE ALERT FOR THE STORMS
AND SEEK SHELTER AS THEY APPROACH.
RUNNELS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 11:35 PM CDTSevere Thunderstorm WarningEAXLeavenworth40 min
Jul 9, 11:44 PM CDTTornado WarningEAXLeavenworth31 min
Jul 10, 12:26 AM CDTSevere Thunderstorm WarningEAXLeavenworth49 min
Jul 10, 12:38 AM CDTSevere Thunderstorm WarningEAXJohnson, Wyandotte52 min
Jul 10, 1:18 AM CDTSevere Thunderstorm WarningEAXLeavenworth42 min
Jul 10, 2:14 AM CDTSevere Thunderstorm WarningEAXJohnson, Wyandotte31 min
Jul 10, 3:23 AM CDTFlash Flood WarningEAXJohnson, Wyandotte4 hr
Jul 10, 3:23 AM CDTFlash Flood WarningEAXLeavenworth4 hr

Nearby

Flash Flood Warnings in Kansas, 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.