Alert archive / Missouri / Tornado Warnings in 1996

Tornado Warning 1, NWS Kansas City, MO

April 14, 1996Johnson County, Missouri

NWS Kansas City, MO issued this tornado warning at Apr 14, 1996, 2:33 PM CDT for Johnson County, Missouri. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 14, 1996, 2:33 PM CDT (19:33 UTC)
Expired
Apr 14, 1996, 3:20 PM CDT
In force
47 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Johnson County, MO

The radar

The Pleasant Hill radar (KEAX), 40 km from the middle of the area, began a volume at 19:34 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 (KSGF), launched 12:00Z, 7.6 hours before the alert went out and 205 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 1996-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 44 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 1996-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 422 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
44 J/kg
Mixed-layer CIN
-501 J/kg
Mixed-layer LCL
1228 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
422 m²/s²
0-3 km storm-relative helicity
602 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 141933
TORMCI
MOC101-142020-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
233 PM CDT SUN APR 14 1996

* TORNADO WARNING FOR
  EASTERN JOHNSON COUNTY - WEST CENTRAL MISSOURI

* UNTIL 320 PM CDT
 
* SOME LOCATIONS AFFECTED
    WARRENSBURG
    KNOB KNOSTER

* AT AT 232 PM  RADAR INDICATED A DEVELOPING TORNADO 8 SOUTHWEST OF
  KNOB KNOSTER  MOVING NORTHEAST AT 30 MPH.   .

* THE TORNADO WILL BE INZ THE WARRENSBURG AND KNOB KNOSTER BY 245 PM.

IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY IN AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING.

BEUSTERIEN/MANION

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.

NWS Kansas City, MO wrote its last area forecast discussion before this tornado warning went out at Apr 14, 3:00 AM CDT, 11 hours 33 minutes earlier.

Area forecast discussion, Apr 14, 3:00 AM CDT, 11 hours 33 minutes before
NORTHWEST MISSOURI FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
300 AM CDT SUN APR 14 1996

MODELS IN GOOD AGRMT MOVG SFC LOW CURRENTLY IN SW KS INTO SW MO BY
00Z MON...THEN EJECTG SYS NE INTO WI BY 00Z TUE.  GIVEN STGST PRES
FALLS FM S CNTRL KS INTO SW MO AND UPR JET PROGS...MOVMT LOOKS ON
TRACK.  STST DYNAMICS\UVV SLATED FOR 12-24HR TIME FRAME AS SHRTWV
TROF ROTATG ARND UPR SYS MOVS THRU CWA.

OVRALL...LOOKS LIKE WDSPRD R- SETTG UP TDA WITH EMBEDDED CNVTVN...
THEN WRAP ARND AFFCTG CWA TNGT AS SYS EJECTS TO NE.  CURRENT 88D
INDCG TRW DVLPG IN ERN KS ALG NOSE OF LLJ.  LLJ PROGGED TO MOV EWD BY
18Z INTO CNTRL MO...E CNTRL MO BY 00Z MON.  THREAT OF ELEVATED CNVTVN
TO MNLY BE THIS AM WITH PSBLTY OF SMALL HAIL AND GUSTY WNDS...WITH
MAIN THREAT OF SVR RMNG JUST S OF CWA.

PROBLEM TNGT WL BE THREAT OF SNOW AS COLD AIR WRAPS ARND LOW WITH 850
TEMPS OF -2 TO -4 MOVG INTO CWA.  GUIDANCE TEMPS OF 35-40 APR LTL HI
,GIVEN EVAP COOLG.  XPC WET SNOW MNLY NW OF A MACON TO BUTLER LINE LATE
SUN NGT...LTL IF ANY ACCUMLN.

MCI 049/033 ++

DJV

In the hours before

Special weather statement, Apr 14, 12:59 PM CDT, 1 hour 34 minutes before
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-151200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
100 PM CDT SUN APR 14 1996

...RAIN ALONG WITH THUNDERSTORMS THIS AFTERNOON...
...WET SNOW POSSIBLE TONIGHT...

FORECAST...OCCASIONAL SHOWERS AND THUNDERSTORMS WILL OCCUR ACROSS THE
AREA THIS AFTERNOON AND THIS EVENING.  ALTHOUGH THESE STORMS ARE NOT
EXPECTED TO BE SEVERE...A FEW STORMS MAY CONTAIN SMALL HAIL AND WIND
GUSTS TO 45 MPH...MAINLY SOUTH OF THE MISSOURI RIVER. THE RAIN MAY MIX
WITH OR CHANGE TO SNOW AFTER MIDNIGHT MAINLY NORTHWEST OF A MACON TO
BUTLER LINE.

DISCUSSION...A STORM SYSTEM LOCATED IN SOUTHEAST KANSAS WILL MOVE
EAST INTO SOUTHWEST MISSOURI BY THIS EVENING...THEN INTO CENTRAL
ILLINOIS OVERNIGHT.  THE AIR MASS WILL BE MOIST AND SLIGHTLY UNSTABLE
TODAY AHEAD OF THE STORM SYSTEM WITH SHOWERS AND THUNDERSTORMS
PREVAILING ACROSS THE AREA. HOWEVER...THESE STORMS ARE NOT EXPECTED TO
BE SEVERE AS THE AIR MASS IS EXPECTED TO BE ONLY MARGINALLY UNSTABLE.
AS COLDER AIR DROPS INTO THE REGION TONIGHT...THE RAIN MAY MIX WITH OR
CHANGE TO WET SNOW. DUE TO WARM GROUND TEMPERATURES...LITTLE IF ANY
ACCUMULATION IS EXPECTED.

DB
Special weather statement, Apr 14, 2:24 PM CDT, 9 minutes before
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-151200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
100 PM CDT SUN APR 14 1996

...SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH THIS EVENING ACROSS
PORTIONS OF WEST CENTRAL AND CENTRAL MISSOURI...

FORECAST...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS
AFTERNOON AND THIS EVENING SOUTH OF A LINE FROM WARRENSBURG TO
BOONVILLE. THE MAIN THREAT WILL BE LARGE HAIL AND DAMAGING WINDS.
THUNDERSTORMS...SOME SEVERE....WERE DEVELOPING TO THE SOUTH AND WEST OF
WARRENSBURG. THUNDERSTORMS... SOME POSSIBLY SEVERE...WILL CONTINUE TO
DEVELOP ACROSS THE RISK AREA THROUGH 800 PM. SPOTTER ACTIVATION WILL
LIKELY BE NEEDED IN THE RISK AREA. ELSEWHERE...SHOWERS AND
THUNDERSTORMS ARE EXPECTED TO DEVELOP BUT ARE NOT EXPECTED TO BE
SEVERE.

DISCUSSION...A STORM SYSTEM LOCATED IN SOUTHEAST KANSAS WILL MOVE
EAST INTO SOUTHWEST MISSOURI BY THIS EVENING...THEN INTO CENTRAL
ILLINOIS OVERNIGHT.  THE AIR MASS WILL BE MOIST AND UNSTABLE THIS
AFTERNOON AND THIS EVENING AHEAD OF THE STORM SYSTEM. AS A
RESULT...SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE
AREA THROUGH THIS EVENING. THE ATMOSPHERE IS SUFFICIENTLY UNSTABLE
ENOUGH TO SUPPORT SEVERE THUNDERSTORMS SOUTH OF A LINE FROM WARRENSBURG
TO BOONVILLE.

THE RAIN MAY MIX WITH OR CHANGE TO WET SNOW AFTER MIDNIGHT. DUE TO WARM
GROUND TEMPERATURES...LITTLE IF AN@Y ACCUMULATION IS EXPECTED.

DB

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 1:55 PM CDTSevere Thunderstorm WarningEAXHenry, Johnson45 min
Apr 14, 3:15 PM CDTSevere Thunderstorm WarningEAXJohnson45 min
Apr 14, 4:26 PM CDTSevere Thunderstorm WarningEAXPettis34 min
Apr 14, 4:55 PM CDTSevere Thunderstorm WarningEAXCooper60 min

Nearby

Tornado Warnings in Missouri, 1996Every tornado warning in 1996Tornadoes in 1996

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.