Alert archive / Missouri / Tornado Warnings in 1992

Tornado Warning 8, NWS Kansas City, MO

September 7, 1992Boone County, Callaway County, Missouri

NWS Kansas City, MO issued this tornado warning at Sep 7, 1992, 7:41 PM CDT for Boone County, Callaway County, Missouri. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Sep 7, 1992, 7:41 PM CDT (00:41 UTC)
Expired
Sep 7, 1992, 8:15 PM CDT
In force
34 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Boone County, MO, Callaway County, MO

The radar

The St Louis radar (KLSX), 127 km from the middle of the area, began a volume at 00:44 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 0.7 hours before the alert went out and 268 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 00:00Z on 1992-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1495 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1992-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 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
1495 J/kg
Mixed-layer CIN
-76 J/kg
Mixed-layer LCL
1386 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
223 m²/s²
Significant tornado parameter
0.6
Supercell composite
7.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 080043
TORCOU
MOC019-027-080115-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA MO
741 PM CDT MON SEP 7 1992
 
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...S...
 
IN CENTRAL MISSOURI
 
   ...EAST CENTRAL BOONE COUNTY...NORTHWESTERN CALLAWAY COUNTY
 
AT 735PM...NATIONAL WEATHER SERVICE DOPPLER RADAR AND CONVENTIONAL RADAR
INDICATED A POSSIBLE TORNADO STILL FORMING JUST NORTHEAST OF THE CITY
OF COLUMBIA.  NUMEROUS REPORTS FROM SPOTTERS ALSO INDICATED FUNNEL
CLOUDS FROM THIS STORM.  NONE HAVE TOUCHED DOWN YET BUT THAT IS STILL
A VERY GOOD POSSIBILITY.
 
HOLIDAY TRAVELERS ALONG INTERSTATE 70 BETWEEN KINGDOM CITY AND COLUMBIA
SHOULD BE ALERT TO THIS STORM AND STOP AND TAKE SHELTER IN A DITCH OR
CULVERT.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN THE WARNED AREA...
TAKE COVER IN A BASEMENT OR INTERIOR ROOM ON TH2E LOWEST FLOOR
AND STAY AWAY FROM WINDOWS.  ABANDON CARS OR MOBILE HOMES AND
TAKE COVER IN A STURDY BUILDING OR GET IN A DITCH OR LOW SPOT.
STANLEY/LARM

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 7, 2:38 PM CDT, 5 hours 3 minutes before
MOZ001-002-004-008-072040-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
233 PM CDT MON SEP 7 1992

...STRONG THUNDERSTORMS FORMING OVER NORTHEAST KANSAS...

AT 225 PM...VERY STRONG THUNDERSTORMS WERE FORMING OVER NORTHEAST KANSAS
...JUST NORTH OF LAWRENCE.  BECAUSE THE AIR OVER EAST KANSAS AND WEST
MISSOURI IS VERY MOIST AND UNSTABLE A TORNADO WATCH HAS BEEN POSTED FOR
MOST OF EAST CENTRAL AND SOUTHEAST KANSAS...WEST CENTRAL AND CENTRAL
MISSOURI...INCLUDING THE KANSAS CITY AREA UNTIL 10 PM THIS EVENING.
THE THUNDERSTORMS OVER NORTHEAST KANSAS WERE MOVING EAST AT 35 MILES AN
HOUR.

SCATTERED THUNDERSTORMS WERE ALSO OVER CENTRAL MISSOURI...WEST AND NORTH
OF COLUMBIA.  THIS STORMS WERE ALSO MOVING EAST AT 35 MILES AN HOUR.

PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR SEVERE WEATHER
THIS AFTERNOON AND EVENING.
Special weather statement, Sep 7, 3:12 PM CDT, 4 hours 29 minutes before
MOZ008-009-KSZ016-072100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
312 PM CDT MON SEP 7 1992

...TORNADO WATCH REMAINS IN EFFECT FOR EAST AND SOUTHEAST KANSAS AND
PARTS OF WESTERN AND CENTRAL MISSOURI...

AT 310 PM...THE STORMS IN THE KANSAS CITY AREA AND TO THE WEST HAVE
WEAKENED SINCE 230 PM.  THESE STORMS WERE STILL PRODUCING HEAVY
RAIN...GUSTY WINDS...DANGEROUS LIGHTNING AND POSSIBLE SMALL HAIL AS
THEY MOVED EAST AT 35 MPH.

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE METRO
AREA THE REST OF THE AFTERNOON.

SCATTERED THUNDERSTORMS WERE ALSO OVER CENTRAL MISSOURI...WEST AND NORTH
OF COLUMBIA.  THESE STORMS WERE ALSO MOVING EAST AT 35 MILES AN HOUR.
PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR SEVERE WEATHER
AND BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES.
Special weather statement, Sep 7, 4:00 PM CDT, 3 hours 41 minutes before
MOZ008-009-KSZ016-072200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
400 PM CDT MON SEP 7 1992

...TORNADO WATCH REMAINS IN EFFECT FOR EAST AND SOUTHEAST KANSAS AND
MUCH OF WESTERN AND CENTRAL MISSOURI UNTIL 1000 PM...
...A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR THE SOUTH HALF OF
CLAY COUNTY UNTIL 430 PM...

AT 355 PM...RADAR INDICATED A SEVERE THUNDERSTORM JUST WEST OF
LIBERTY MISSOURI MOVING EAST AT 30 TO 35 MPH.  THIS STORM WAS
PRODUCING HAIL...VERY HEAVY RAIN...STRONG GUSTY WINDS...AND DANGEROUS
LIGHTNING.

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE METRO
AREA THE REST OF THE AFTERNOON.

SCATTERED THUNDERSTORMS WERE ALSO OVER CENTRAL AND NORTHCENTRAL
MISSOURI.  THESE STORMS WERE ALSO MOVING EAST AT 35 MILES AN HOUR.

IF THREATENING WEATHER APPROACHES BE PREPARED TO SEEK SHELTER
QUICKLY IN A STRONG BUILDING.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 7:30 PM CDTSevere Thunderstorm WarningEAXCooper, Howard45 min
Sep 7, 8:16 PM CDTSevere Thunderstorm WarningEAXBoone, Cooper, Moniteau44 min
Sep 7, 9:27 PM CDTSevere Thunderstorm WarningEAXCallaway48 min
Sep 7, 9:50 PM CDTSevere Thunderstorm WarningEAXOsage25 min
Sep 7, 11:50 PM CDTSevere Thunderstorm WarningEAXPulaski25 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; radar from the NEXRAD Level II archive.