Alert archive / Missouri / Tornado Warnings in 1993

Tornado Warning 11, NWS Kansas City, MO

July 7, 1993Moniteau County, Missouri

NWS Kansas City, MO issued this tornado warning at Jul 7, 1993, 12:09 PM CDT for Moniteau County, Missouri. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Jul 7, 1993, 12:09 PM CDT (17:09 UTC)
Expired
Jul 7, 1993, 12:45 PM CDT
In force
36 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Moniteau County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 5.2 hours before the alert went out and 220 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 1993-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1843 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 1993-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 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
1843 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
682 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
1.2
Supercell composite
6.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 071711
TORCOU
MOC135-071745-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA MO
1209 PM CDT WED JUL 7 1993
 
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1245 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MISSOURI
 
   ...EASTERN MONITEAU COUNTY
 
AT 1205PM CDT...RADAR INDICATED AND SPOTTERS REPORTED A TORNADO ON THE
GROUND TWO TO THREE MILES SOUTH OF HIGH POINT OR 20 MILES SOUTHWEST OF
JEFFERSON CITY AND MOVING NORTHEAST AT 30 MPH.
 
PEOPLE IN HIGH POINT...MCGURK...CALIFORNIA SHOULD TAKE COVER NOW.
 
 
IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE COVER BELOW GROUND
IF YOU CAN. IF YOU CANNOT GET BELOW G<ROUND...GO TO A SMALL INSIDE
ROOM ON THE LOWEST FLOOR OF A STRONG BUILDING. DO NOT STAY IN MOBILE
HOMES OR CARS...LYING DOWN OUTSIDE IN A DITCH OR LOW SPOT IS SAFER.
 
LAGREE/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, Jul 7, 7:30 AM CDT, 4 hours 39 minutes before
MOZ001-002-004-005-008-071333-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
730 AM CDT WED JUL 7 1993

...FLASH FLOOD WATCH FOR NORTHEAST KANSAS TODAY AND NORTHWEST MISSOURI
THIS MORNING...

AT 730 AM...SCATTERED STRONG TUNDERSTORMS..PRODUCING VERY HEAVY RAIN WAS
OVER NORTHEAST KANSAS AND NORTHWEST MISSOURI FROM JUST WEST OF KANSAS CITY
AND ST JOSPEH INTO NORTHWEST MISSOURI TO 20 MILES EAST OF MARYVILLE.
SOME FLOODING IN LOW LYING AREAS IS LIKELY OVER NORTHWEST MISSOURI AND
NORTHEAST KANSAS AS THESE STORMS MOVE THROUGH.
SCATTERED SHOWERS AND THUNDERSTORMS WERE ALSO OVER EAST CENTRAL KANSAS
AND CENTRAL MISSOURI.
DO NOT ATTEMPT TO DRIVE THROUGH WATER OVER THE ROAD..AS IT CAN SWEEP
YOU AWAY VERY RAPIDLY.
Special weather statement, Jul 7, 7:39 AM CDT, 4 hours 30 minutes before
MOZ001-002-004-005-008-071333-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
730 AM CDT WED JUL 7 1993

...FLASH FLOOD WATCH FOR NORTHEAST KANSAS TODAY AND NORTHWEST MISSOURI
THIS MORNING...

AT 730 AM...SCATTERED STRONG TUNDERSTORMS..PRODUCING VERY HEAVY RAIN WAS
OVER NORTHEAST KANSAS AND NORTHWEST MISSOURI FROM JUST WEST OF KANSAS CITY
AND ST JOSPEH INTO NORTHWEST MISSOURI TO 20 MILES EAST OF MARYVILLE.
SOME FLOODING IN LOW LYING AREAS IS LIKELY OVER NORTHWEST MISSOURI AND
NORTHEAST KANSAS AS THESE STORMS MOVE THROUGH.
SCATTERED SHOWERS AND THUNDERSTORMS WERE ALSO OVER EAST CENTRAL KANSAS
AND CENTRAL MISSOURI.
DO NOT ATTEMPT TO DRIVE THROUGH WATER OVER THE ROAD..AS IT CAN SWEEP
YOU AWAY VERY RAPIDLY.
Special weather statement, Jul 7, 8:45 AM CDT, 3 hours 24 minutes before
MOZ001-002-004-005-008-009-013-KSZ16-071445-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
845 AM CDT WED JUL 7 1993

...FLASH FLOOD WATCH FOR NORTHEAST KANSAS TODAY AND NORTHWEST MISSOURI
THIS MORNING...

AT 830 AM...SCATTERED THUNDERSTORMS..PRODUCING VERY HEAVY RAIN WERE
SCATTERED OVER WESTCENTRAL AND NORTHWEST MISSOURI IN A 30 MILE WIDE
BAND EXTENDING FROM 30 MILES NORTH OF NEVADA...NEAR BUTLER...TO JUST
EAST OF ST JOSEPH...TO 50 MILES NORTHEAST OF ST JOSEPH...NEAR BETHANY.
IN ADDITION...PATCHES OF RAIN WERE SCATTERED OVER NORTHEASTERN KANSAS...
SOUTHEAST NEBRASKA...SOUTHWEST IOWA AND CENTRAL MISSOURI.  MOVEMENT OF
THE PRECIPITATION WAS TO THE NORTHEAST AT 35 MPH.  AS THE RAINS FALL
OVER ALREADY SATURATED GROUND...SOME FLOODING OF LOW LYING AREAS IS
LIKELY OVER NORTHWEST MISSOURI AND NORTHEAST KANSAS.  DO NOT ATTEMPT
TO DRIVE THROUGH WATER OVER THE ROAD..AS IT CAN SWEEP YOU AWAY VERY RAPIDLY.

EVERSOLE
Special weather statement, Jul 7, 8:45 AM CDT, 3 hours 24 minutes before
MOZ001-002-004-005-008-009-013-KSZ16-071445-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
845 AM CDT WED JUL 7 1993

...FLASH FLOOD WATCH FOR NORTHEAST KANSAS TODAY AND NORTHWEST MISSOURI
THIS MORNING...

AT 830 AM...SCATTERED THUNDERSTORMS..PRODUCING VERY HEAVY RAIN WERE
SCATTERED OVER WESTCENTRAL AND NORTHWEST MISSOURI IN A 30 MILE WIDE
BAND EXTENDING FROM 30 MILES NORTH OF NEVADA...NEAR BUTLER...TO JUST
EAST OF ST JOSEPH...TO 50 MILES NORTHEAST OF ST JOSEPH...NEAR BETHANY.
IN ADDITION...PATCHES OF RAIN WERE SCATTERED OVER NORTHEASTERN KANSAS...
SOUTHEAST NEBRASKA...SOUTHWEST IOWA AND CENTRAL MISSOURI.  MOVEMENT OF
THE PRECIPITATION WAS TO THE NORTHEAST AT 35 MPH.  AS THE RAINS FALL
OVER ALREADY SATURATED GROUND...SOME FLOODING OF LOW LYING AREAS IS
LIKELY OVER NORTHWEST MISSOURI AND NORTHEAST KANSAS.  DO NOT ATTEMPT
TO DRIVE THROUGH WATER OVER THE ROAD..AS IT CAN SWEEP YOU AWAY VERY RAPIDLY.

EVERSOLE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 7:13 PM CDTFlash Flood WarningEAXCallaway, Gasconade, Osage2 hr
Jul 6, 7:13 PM CDTFlash Flood WarningEAXBoone2 hr
Jul 6, 7:43 PM CDTFlash Flood WarningEAXMaries62 min
Jul 6, 8:01 PM CDTFlash Flood WarningEAXCole, Miller, Moniteau, Morgan119 min
Jul 6, 8:01 PM CDTFlash Flood WarningEAXBenton, Pettis119 min
Jul 6, 9:09 PM CDTFlash Flood WarningEAXGasconade, Maries, Osage2 hr
Jul 6, 9:09 PM CDTFlash Flood WarningEAXCallaway2 hr
Jul 6, 9:57 PM CDTFlash Flood WarningEAXCole, Miller, Moniteau, Morgan2 hr
Jul 6, 9:57 PM CDTFlash Flood WarningEAXBenton, Pettis2 hr
Jul 6, 11:19 PM CDTFlash Flood WarningEAXGasconade, Maries, Osage116 min
Jul 6, 11:19 PM CDTFlash Flood WarningEAXCallaway116 min
Jul 6, 11:43 PM CDTFlash Flood WarningEAXJackson10 hr
Jul 6, 11:44 PM CDTFlash Flood WarningEAXBoone2 hr
Jul 7, 12:05 AM CDTFlash Flood WarningEAXCole, Miller, Moniteau115 min
Jul 7, 12:05 AM CDTFlash Flood WarningEAXPettis115 min
Jul 7, 1:31 AM CDTFlash Flood WarningEAXGasconade, Maries, Miller, Osage3 hr
Jul 7, 1:31 AM CDTFlash Flood WarningEAXMorgan, Pettis3 hr
Jul 7, 1:31 AM CDTFlash Flood WarningEAXBoone, Cole, Moniteau3 hr
Jul 7, 1:31 AM CDTFlash Flood WarningEAXCallaway3 hr
Jul 7, 1:46 AM CDTFlash Flood WarningEAXAudrain, Montgomery3 hr
Jul 7, 1:46 AM CDTFlash Flood WarningEAXCooper, Howard, Saline3 hr
Jul 7, 4:39 AM CDTFlash Flood WarningEAXAudrain, Boone, Chariton, Randolph2 hr
Jul 7, 4:39 AM CDTFlash Flood WarningEAXCallaway2 hr
Jul 7, 6:50 AM CDTFlash Flood WarningEAXCallaway, Gasconade, Maries, Miller, Montgomery, Osage115 min
Jul 7, 6:50 AM CDTFlash Flood WarningEAXAudrain, Randolph115 min
Jul 7, 9:20 AM CDTFlash Flood WarningEAXAudrain, Randolph55 min
Jul 7, 9:20 AM CDTFlash Flood WarningEAXCallaway55 min
Jul 7, 9:33 AM CDTFlash Flood WarningEAXAndrew, Nodaway4 hr
Jul 7, 9:45 AM CDTFlash Flood WarningEAXChariton, Saline2 hr
Jul 7, 9:45 AM CDTFlash Flood WarningEAXCooper, Morgan, Pettis2 hr
Jul 7, 10:10 AM CDTFlash Flood WarningEAXJackson8 hr
Jul 7, 10:21 AM CDTSevere Thunderstorm WarningEAXPettis, Saline39 min
Jul 7, 10:36 AM CDTSevere Thunderstorm WarningEAXAudrain, Boone49 min
Jul 7, 12:15 PM CDTTornado WarningEAXBoone, Cole30 min

Nearby

Tornado Warnings in Missouri, 1993Every tornado warning in 1993Tornadoes 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.