Alert archive / Missouri / Tornado Warnings in 1992

Tornado Warning 12, NWS Kansas City, MO

September 20, 1992Jackson County, Lafayette County, Missouri

NWS Kansas City, MO issued this tornado warning at Sep 20, 1992, 7:19 PM CDT for Jackson County, Lafayette County, Missouri. It was in force for 26 min.

The area

The counties it named.

The facts

Issued
Sep 20, 1992, 7:19 PM CDT (00:19 UTC)
Expired
Sep 20, 1992, 7:45 PM CDT
In force
26 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Jackson County, MO, Lafayette County, MO

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.3 hours before the alert went out and 136 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 1992-09-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 380 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 1992-09-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.19395878Sfc1 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
380 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
567 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
63 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 KMCI 210020
TORMCI
MOC095-107-210100-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
719 PM CDT SUN SEP 20 1992
 
THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  800 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST MISSOURI
 
   ...EASTERN JACKSON COUNTY
 
IN WEST CENTRAL MISSOURI
 
   ...WESTERN LAFAYETTE COUNTY
 
AT 710 PM...MISSOURI HIGHWAY PATROL IN LEE'S SUMMIT REPORTED A TORNADO AHIGHWAY 50 AND INTERSTATE 470 MOVING EAST-NORTHEAST AT 35 MPH. PLACES IN
THE PATH OF THIS STORM ARE LAKE LOTAWANA...BATES CITY...CHAPEL HILL AND
ODESSA. THERE WERE CASUALITES WITH THIS STORM AS IT PASSED ACROSS
HIGHWAY 50 AND I-470.
 
THE TORNADO WARNING HAS BEEN CANCELLED FOR WESTERN JACKSON COUNTY
MISSOURI AND EASTERN JOHNSON COUNTY KANSAS.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECtE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

What forecasters said that day

The local office's own words before this tornado 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, Sep 20, 5:35 PM CDT, 1 hour 44 minutes before
MOZ001-002-004-008-0009-013-202345-

SPECIAL WEATHER STATEMENT AND RAD SUMMARY...
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
530 PM CDT SUN SEP 20 1992

...STRONG THUNDERSTORMS OVER NORTHEAST KANSAS...

AT 525 PM VERY STRONG THUNDERSTORMS WERE LOCATED IN AND AROUND LAWRENCE
KANSAS.  THESE STORMS WILL PRODUCE VERY HEAVY RAIN AND POSSIBLY GUSTY
WINDS TO 40 MILES AN HOUR AND SMALL HAIL.  THESE STORMS WERE MOVING
EAST NORTHEAST AT 30 MILES AN HOUR AND WILL MOVE INTO THE WESTERN
PARTS OF THE GREATER KANSAS CITY AREA BETWEEN 6 AND 630 PM.  PERSONS
IN WESTERN JOHNSON AND WYANDOTTE COUNTIES OF KANSAS SHOULD STAY ALERT
FOR CHANGING WEATHER CONDITIONS.

ISOLATED THUNDERSTORMS AND SHOWERS WERE CONTINUING OVER NORTHWEST
MISSOURI...MAINLY NORTH AND NORTHEAST OF ST JOSEPH AND IN WEST CENTRAL
MISSOURI...JUST NORTHEAST OF BUTLER.  MOVEMENT WAS ALSO EAST NORTHEAST
AT 30 MILES AN HOUR.
Special weather statement, Sep 20, 6:36 PM CDT, 43 minutes before
MOZ001-002-004-008-0009-013-210045-

SPECIAL WEATHER STATEMENT AND RAD SUMMARY...
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
635 PM CDT SUN SEP 20 1992

...STRONG THUNDERSTORMS OVER SOUTH KANSAS CITY...

AT 625 PM ISOLATED STRONG THUNDERSTORMS WERE LOCATED OVER THE SOUTHERN
PARTS OF THE KANSAS CITY METRO AREA. NEAR GRANDVIEW AND LEES SUMMIT.
THESE STORMS WILL PRODUCE VERY HEAVY RAIN AND POSSIBLE GUSTY WINDS AND
HAIL AS THEY MOVE EAST AT 30 MILES AN HOUR.  THESE STORMS WILL ALSO
CAUSE FLOODING OF LOW LYING AREAS AND SOME ROADWAYS AND UNDERPASSES.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM FOR KANSAS CITY.
THE WATCH ALSO INCLUDES WEST CENTRAL AND SOUTHWEST MISSOURI AND EAST
CENTRAL AND SOUTHEAST KANSAS.

AT 632 JOHNSON COUNTY KANSAS REPORTED NUMEROUS DAMAGE SOUTH OF OLATHE.
TREES...POWERS LINES AND GAS LINES BROKEN. THUNDERSTORS WERE CONTINUING
IN AROUND OLATHE.  TAKE COVER NOW.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 20, 7:17 PM CDTTornado WarningEAXPettis28 min

Nearby

Tornado Warnings in Missouri, 1992Every tornado warning in 1992Tornadoes in 1992

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.