Alert archive / Missouri / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 49, NWS Springfield, MO

April 11, 1994Barton County, Jasper County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Apr 11, 1994, 3:28 PM CDT for Barton County, Jasper County, Missouri. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
Apr 11, 1994, 3:28 PM CDT (20:28 UTC)
Expired
Apr 11, 1994, 4:15 PM CDT
In force
47 min
Issued by
NWS Springfield, MO
Area
Whole counties

Counties Barton County, MO, Jasper County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 8.5 hours before the alert went out and 70 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 1994-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 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 1994-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 575 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
520 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
575 m²/s²
0-3 km storm-relative helicity
872 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 112030
SVRSGF
MOC011-097-112115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
328 PM CDT MON APR 11 1994
 
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  415 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST MISSOURI
 
   ...BARTON COUNTY...JASPER COUNTY
 
NATIONAL WEATHER SERVICE RADAR AT 325 PM CDT INDICATED A SEVERE
THUNDERSTORM 10 MILES NORTHWEST OF JOPLIN MISSOURI MOVING NORTHEAST 40
MPH. THE STORM WILL TRACK ACROSS THE CITIES OF JOPLIN...LAMAR...GOLDEN
CITY...AND LIBERAL.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
LEE

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, 9:46 AM CDT, 5 hours 42 minutes before
MOZ066-077>082-088>098-101>108-111545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
943 AM CDT MON APR 11 1994

...A STRONG THUNDERSTORM WAS BEGINNIG TO MOVE INTO EXTREME SOUTHWEST
MISSOURI...

NATIONAL WEATHER SERVICE RADAR AT 940 AM INDICATED A STRONG
THUNDERSTORM 40 MILES SOUTH OF JOPLIN NEAR SOUTH WEST CITY MOVING
NORTHEAST 30 MPH.

THIS THUNDERSTORM WILL MOVE ACROSS THE CITIES OF PINEVILLE AND POWELL
BY 1000 AM. PEOPLE SHOULD EXPECT TORRENTIAL RAIN...HAIL...AND STRONG
GUSTY WIND AS THIS STORM MOVES NORTHEAST.

A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 PM FOR A LARGE
PORTION OF SOUTHWEST MISSOURI.

A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT FOR A PORTION OF
SOUTHWEST MISSOURI INCLUDING MCDONALD COUNTY.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
QUICKLY.  MOVE TO HIGHER GROUND.

LEE
Special weather statement, Apr 11, 11:29 AM CDT, 3 hours 59 minutes before
MOZ066-077>082-088>098-101>108-111730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1127 AM CDT MON APR 11 1994

...A STRONG THUNDERSTORM WAS MOVING ACROSS SOUTHERN GREENE COUNTY AND
THE SPRINGFIELD MISSOURI AREA...

AT 1125 AM CDT NATIONAL WEATHER SERVICE RADAR INDICATED A STRONG
THUNDERSTORM NEAR SPRINGFIELD MOVING NORTHEAST 30 MPH.  THE
THUNDERSTORM WILL MOVE ACROSS THE CITY OF SPRINGFIELD AND INTO WEBSTER
COUNTY NORTH OF ROGERSVILLE BY 1200 NOON.

PEOPLE SHOULD BE AWARE OF THE DANGER OF FLOODING AS THIS STORM MOVES
NORTHEAST ACROSS THE AREA.

A FLASH FLOOD WARNING REMAINS IN EFFECT FOR A LARGE PORTION OF
SOUTHWEST MISSOURI INCLUDING GREENE COUNTY.

TORRENTIAL R<AIN...HAIL AND GUSTY WIND MAY BE EXPECTED IN THE CITY OF
SPRINGFIELD UNTIL 1200 NOON.

LEE
Special weather statement, Apr 11, 12:39 PM CDT, 2 hours 49 minutes before
MOZ066-077>082-088>098-101>108-111840-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1236 PM CDT MON APR 11 1994

...A LINE OF STRONG THUNDERSTORMS IS MOVING RAPIDLY ACROSS MCDONALD...
NEWTON...AND JASPER COUNTIES IN SOUTHWEST MISSOURI...

NATIONAL WEATHER SERVICE RADAR AT 1235 PM CDT INDICATED A LINE OF
STRONG THUNDERSTORMS...10 MILES WIDE FROM 10 MILES NORTH OF JOPLIN TO
PINEVILLE 30 MILES SOUTH OF JOPLIN.  THE THUNDERSTORMS WERE MOVING
NORTHEAST 30 MPH.

STRONGEST THUNDERSTORM IN THE LINE WILL CROSS THE CITIES OF NEOSHO...
CARTHAGE...JOPLIN...DIAMOND...AND SARCOXIE BY 12 NOON.

THESE STORMS ARE TRACKING ACROSS AN AREA UNDER A FLASH FLOOD WARNING
AND A TORNADO WATCH.

PEOPLE SHOULD REMAIN ALERT FOR FLOODING...HAIL...AND STRONG GUSTY WIND
AS THESE STRONG THUNDERSTORMS MOVE NORTHEAST ACROSS THE AREA.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
QUICKLY.  MOVE TO HIGHER GROUND.

LEE
Special weather statement, Apr 11, 12:44 PM CDT, 2 hours 44 minutes before
MOZ066-077>082-088>098-101>108-111840-

SPECIAL WEATHER STATEMENT...CORRECTION FOR TIME IN 2ND PARAGRAPH...
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1243 PM CDT MON APR 11 1994

...A LINE OF STRONG THUNDERSTORMS IS MOVING RAPIDLY ACROSS MCDONALD...
NEWTON...AND JASPER COUNTIES IN SOUTHWEST MISSOURI...

NATIONAL WEATHER SERVICE RADAR AT 1235 PM CDT INDICATED A LINE OF
STRONG THUNDERSTORMS...10 MILES WIDE FROM 10 MILES NORTH OF JOPLIN TO
PINEVILLE 30 MILES SOUTH OF JOPLIN.  THE THUNDERSTORMS WERE MOVING
NORTHEAST 30 MPH.

STRONGEST THUNDERSTORM IN THE LINE WILL CROSS THE CITIES OF NEOSHO...
CARTHAGE...JOPLIN...DIAMOND...AND SARCOXIE BY 100 PM.

THESE STORMS ARE TRACKING ACROSS AN AREA UNDER A FLASH FLOOD WARNING
AND A TORNADO WATCH.

PEOPLE SHOULD REMAIN ALERT FOR FLOODING...HAIL...AND STRONG GUSTY WIND
AS THESE STRONG THUNDERSTORMS MOVE NORTHEAST ACROSS THE AREA.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
QUICKLY.  MOVE TO HIGHER GROUND.

LEE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 7:34 PM CDTSevere Thunderstorm WarningSGFJasper, McDonald, Newton56 min
Apr 10, 7:34 PM CDTSevere Thunderstorm WarningSGFBarton, Cedar, Polk, Vernon56 min
Apr 10, 7:44 PM CDTSevere Thunderstorm WarningSGFBarry, Christian, Stone61 min
Apr 10, 7:44 PM CDTSevere Thunderstorm WarningSGFGreene61 min
Apr 10, 8:00 PM CDTFlash Flood WarningSGFChristian, Dallas, Douglas, Greene, Laclede, Webster and 1 more6 hr
Apr 10, 8:00 PM CDTFlash Flood WarningSGFPolk6 hr
Apr 10, 8:00 PM CDTFlash Flood WarningSGFStone, Taney6 hr
Apr 10, 8:00 PM CDTFlash Flood WarningSGFOzark6 hr
Apr 10, 9:00 PM CDTSevere Thunderstorm WarningSGFChristian, Stone60 min
Apr 10, 9:11 PM CDTSevere Thunderstorm WarningSGFBarton, Vernon64 min
Apr 10, 9:42 PM CDTTornado WarningSGFDouglas, Webster, Wright63 min
Apr 10, 11:01 PM CDTSevere Thunderstorm WarningSGFTexas59 min
Apr 11, 12:11 AM CDTFlash Flood WarningSGFBarton, Cedar, Dade, Jasper, Lawrence6 hr
Apr 11, 12:11 AM CDTFlash Flood WarningSGFVernon6 hr
Apr 11, 12:11 AM CDTFlash Flood WarningSGFBarry, McDonald, Newton6 hr
Apr 11, 12:25 AM CDTSevere Thunderstorm WarningSGFBarton, Vernon65 min
Apr 11, 1:52 AM CDTSevere Thunderstorm WarningSGFBarton, Cedar, Vernon68 min
Apr 11, 4:57 AM CDTSevere Thunderstorm WarningSGFDouglas, Ozark33 min
Apr 11, 6:16 AM CDTFlash Flood WarningSGFBarton, Cedar, Vernon6 hr
Apr 11, 6:16 AM CDTFlash Flood WarningSGFDade, Jasper, Lawrence6 hr
Apr 11, 7:14 AM CDTFlash Flood WarningSGFBarry, McDonald, Newton5 hr
Apr 11, 8:53 AM CDTFlash Flood WarningSGFDallas, Laclede3 hr
Apr 11, 8:53 AM CDTFlash Flood WarningSGFChristian, Greene, Stone3 hr
Apr 11, 8:53 AM CDTFlash Flood WarningSGFPolk3 hr
Apr 11, 12:16 PM CDTFlash Flood WarningSGFBarry, McDonald, Newton6 hr
Apr 11, 12:16 PM CDTFlash Flood WarningSGFChristian, Greene, Lawrence, Stone, Webster6 hr
Apr 11, 12:16 PM CDTFlash Flood WarningSGFBarton, Cedar, Dade, Jasper6 hr
Apr 11, 12:16 PM CDTFlash Flood WarningSGFDallas, Laclede6 hr
Apr 11, 12:16 PM CDTFlash Flood WarningSGFPolk6 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 1994Every severe thunderstorm warning in 1994

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.