Alert archive / Missouri / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 29, NWS Springfield, MO

April 11, 1992Jasper County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Apr 11, 1992, 4:28 PM CDT for Jasper County, Missouri. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Apr 11, 1992, 4:28 PM CDT (21:28 UTC)
Expired
Apr 11, 1992, 5:30 PM CDT
In force
62 min
Issued by
NWS Springfield, MO
Area
Whole counties

County Jasper County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 9.5 hours before the alert went out and 59 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 1992-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 231 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 1992-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 square meters per square second.1939Sfc1 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
231 J/kg
Mixed-layer CIN
-213 J/kg
Mixed-layer LCL
782 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 112128
SVRSGF
MOC011-039-057-097-112230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD MO
428 PM CDT SAT APR 11 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 530 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHWEST PART OF MISSOURI
      BARTON...SOUTHERN CEDAR...DADE...JASPER

AT 424 PM RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS FROM
25 MILES WEST OF JOPLIN TO 20 MILES NORTH OF JOPLIN TO 20 NORTH-
WEST OF SPRINGFIELD. THESE STORMS WERE MOVING TO THE SOUTHEAST
AT 25 MPH. THE CITIES OF JOPLIN...CARTHAGE AND LAMAR ARE IN THE
PATH OF THESE STORMS.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

 MURPHY

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Apr 11, 12:40 PM CDT, 3 hours 48 minutes before
MOZ015-016-019-020-021-112015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1230 PM CDT SAT APR 11 1992

...A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 500 PM FOR PARTS OF
SOUTHWEST MISSOURI...

AT NOONTIME...IT'S SUNNY TO MOSTLY SUNNY ACROSS SOUTHWEST MISSOURI..
WITH TEMPERATURES IN THE 70S TO LOW 80S.  WINDS ARE FROM THE SOUTH
AT 10 TO 15 MPH.

SCATTERED THUNDERSTORMS WILL MOVE ACROSS THE REGION DURING THE AFTERNOON
AND EARLY EVENING HOURS...WITH SOME SEVERE STORMS POSSIBLE.  THE STORMS
WILL MOVE FROM THE NORTHWEST TO SOUTHEAST...WITH MOST ACTIVITY AFTER
200 PM.  TEMPERATURES WILL TOP OUT IN THE LOW TO MID 80S...BUT DROP
QUICKLY WITH THE SHOWERS.  WINDS WILL BE FROM THE SOUTH AT 10 TO 20 MPH...
BUT SHIFT TO THE NORTH WITH THE SHOWERS.

SIMKULET
Special weather statement, Apr 11, 1:39 PM CDT, 2 hours 49 minutes before
MOZ015-016-019-020-021-112100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
130 PM CDT SAT APR 11 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 500 PM FOR PARTS OF
SOUTHWEST MISSOURI...

MOSTLY SUNNY SKIES ARE OVER SOUTHWEST MISSOURI THIS AFTERNOON...
HOWEVER THE WEATHER COULD CHANGE QUITE RAPIDLY BY LATE AFTERNOON
AS A COLD FRONT CONTINUES TO PUSH TO THE SOUTH.

AN AREA OF THUNDERSTORMS EXTENDED FROM SOUTHEAST KANSAS INTO CENTRAL
MISSOURI AND WAS MOVING TO THE SOUTHEAST AT 25 MPH. THESE THUNDERSTORMS
ARE EXPECTED TO MOVE ACROSS SOUTHWEST MISSOURI AFTER 300 PM.

PERSONS PLANNING OUTDOOR ACTIVITIES FOR LATE AFTERNOON AND THE EARLY
EVENING HOURS SHOULD STAY ALERT TO THE CHANGING WEATHER CONDITIONS.

MURPHY
Special weather statement, Apr 11, 3:02 PM CDT, 1 hour 26 minutes before
MOZ015-016-019-020-021-112200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
255 PM CDT SAT APR 11 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 500 PM FOR PARTS OF
SOUTHWEST MISSOURI...

A LINE OF STRONG THUNDERSTORMS HAD PUSHED INTO SOUTHWEST MISSOURI FROM
NEAR NEVADA TO ABOUT 30 MILES EAST OF NEVADA. THESE STORMS CONTINUED
TO MOVE TO THE SOUTHEAST AT 25 MPH.

NO SEVERE WEATHER REPORTS HAVE BEEN RECEIVED...BUT THE THUNDERSTORMS
WERE PRODUCING HEAVY RAIN AND PEA SIZE HAIL AND ARE MOVING INTO AN
ARA MORE FAVORABLE FOR SEVERE WEATHER DEVELOPMENT.

THE THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS SOUTHWEST MISSOURI FOR
THE NEXT SEVERAL HOURS. PERSONS PLANNING OUTDOOR ACTIVITIES SHOULD
STAY ALERT TO THE CHANGING WEATHER CONDITIONS.
MURPHY
Special weather statement, Apr 11, 3:05 PM CDT, 1 hour 23 minutes before
MOZ015-016-019-020-021-112200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
255 PM CDT SAT APR 11 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 500 PM FOR PARTS OF
SOUTHWEST MISSOURI...

A LINE OF STRONG THUNDERSTORMS HAD PUSHED INTO SOUTHWEST MISSOURI FROM
NEAR NEVADA TO ABOUT 30 MILES EAST OF NEVADA. THESE STORMS CONTINUED
TO MOVE TO THE SOUTHEAST AT 25 MPH.

NO SEVERE WEATHER REPORTS HAVE BEEN RECEIVED...BUT THE THUNDERSTORMS
WERE PRODUCING HEAVY RAIN AND PEA SIZE HAIL AND ARE MOVING INTO AN
AREA MORE FAVORABLE FOR SEVERE WEATHER DEVELOPMENT.

THE THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS SOUTHWEST MISSOURI FOR
THE NEXT SEVERAL HOURS. PERSONS PLANNING OUTDOOR ACTIVITIES SHOULD
STAY ALERT TO THE CHANGING WEATHER CONDITIONS.
MURPHY
Special weather statement, Apr 11, 4:03 PM CDT, 25 minutes before
MOZ015-016-019-020-021-112300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
400 PM CDT SAT APR 11 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1000 PM FOR PARTS OF
SOUTHWEST MISSOURI...

A LINE OF STRONG THUNDERSTORMS EXTENDED FROM SOUTHEAST KANSAS INTO
SOUTHWEST MISSOURI FROM 10 MILES SOUTH OF NEVADA TO 30 MILES SOUTHEAST
OF NEVADA. THESE THUNDERSTORMS  WERE MOVING TO THE SOUTHEAST AT 25
MILES PER HOUR.

NO SEVERE WEATHER REPORTS HAVE BEEN RECEIVED...BUT THE THUNDERSTORMS
WERE PRODUCING HEAVY RAIN AND PEA SIZE HAIL AND ARE MOVING INTO AN
AREA MORE FAVORABLE FOR SEVERE WEATHER DEVELOPMENT.

THE THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS SOUTHWEST MISSOURI FOR
THE NEXT SEVERAL HOURS AND WILL MOVE INTO THE SPRINGFIELD AREA BETWEEN
500 AND 600 PM. PERSONS PLANNING OUTDOOR ACTIVITIES SHOULD STAY ALERT TO
THE CHANGING WEATHER CONDITIONS.

MURPHY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 4:28 PM CDTSevere Thunderstorm WarningSGFBarton, Cedar, Dade62 min
Apr 11, 5:09 PM CDTSevere Thunderstorm WarningSGFGreene, Lawrence, Polk66 min
Apr 11, 5:30 PM CDTSevere Thunderstorm WarningSGFDade, Jasper, Newton60 min
Apr 11, 6:19 PM CDTSevere Thunderstorm WarningSGFJasper, Lawrence, Newton56 min
Apr 11, 6:54 PM CDTSevere Thunderstorm WarningSGFMcDonald66 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1992Every severe thunderstorm warning 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.