Alert archive / Missouri / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 91, NWS Springfield, MO

April 27, 1994Carter County, Ripley County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Apr 27, 1994, 7:43 PM CDT for Carter County, Ripley County, Missouri. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Apr 27, 1994, 7:43 PM CDT (00:43 UTC)
Expired
Apr 27, 1994, 8:45 PM CDT
In force
62 min
Issued by
NWS Springfield, MO
Area
Whole counties

Counties Carter County, MO, Ripley County, MO

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.7 hours before the alert went out and 235 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, Little Rock, AR at 00:00Z on 1994-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2572 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, Little Rock, AR at 00:00Z on 1994-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
2572 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1145 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.9
Supercell composite
6.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 280044
SVRSGF
MOC035-181-280145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
743 PM CDT WED APR 27 1994
 
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  845 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL MISSOURI
 
   ...CARTER COUNTY...RIPLEY COUNTY
 
AT 740 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM 25 MILES WEST OF
POPLAR BLUFF BETWEEN BRANDON AND DONIPHAN...MOVING EAST 35 MPH. THE
STORM WILL MOVE ACROSS FLATWOOD...FAIRDEALING...AND HUNTER.
 
PEOPLE CAN EXPECT DAMAGING HAIL AND HEAVY DOWNPOURS FROM THIS STORM.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
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 27, 2:04 PM CDT, 5 hours 39 minutes before
MOZ066-077>082-088>098-101>108-272005-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
202 PM CDT WED APR 27 1994

AT 200 PM...RADAR INDICATED A VERY STRONG THUNDERSTORM ABOUT 40 MILES
SOUTH SOUTHWEST OF JOPLIN.  THIS STORM WAS MOVING TO THE NORTHEAST AT
40 MPH AND WILL MOVE NEAR OR JUST NORTH OF SOUTHWEST CITY BY 215 PM AND
BE NEAR ANDERSON MISSOURI BY 230 PM.

THIS STORM WILL LIKELY PRODUCE VERY HEAVY RAINS AND PEA TO MARBLE
SIZE HAIL.  SRONG GUSTY SURFACE WINDS ARE ALSO POSSIBLE.

PEOPLE IN EXTREME SOUTHWEST MISSOURI SHOULD REMAIN ALERT AND BE
PREPARED TO TAKE COVER IF THREATENING WEATHER APPROACHES YOU.

JOHNSON
Special weather statement, Apr 27, 2:43 PM CDT, 5 hours before
MOZ066-077>082-088>098-101>108-272045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
240 PM CDT WED APR 27 1994

AT 240 PM...RADAR INDICATED A CLUSTER OF VERY STRONG THUUNDERSTORMS
ABOUT 60 MILES SOUTHEAST OF JOPLIN.

THESE STORMS WERE MOVING TO THE NORTHEAST AT 45 MPH AND WILL MOVE INTO
THE MCDONALD AND SOUTHERN BARRY COUNTIES BY 300 PM.  THE TOWNS OF
ANDERSON...PINEVILLE...POWELL...CASSIVILLE...AND SHELL KNOB ARE IN THE
PATH OF THESE STORMS.

THESE STROMS WILL LIKELY PRODUCE VERY HEAVY RAINS...PEA TO MARBLE SIZE
HAIL AND STRONG GUSTY SURFACE WINDS.

PEOPLE IN EXTREME SOUTHWEST MISSOURI SHOULD REMAIN ALERT...AND MOVE TO
A PLACE OF SAFETY IF THREATENING WEATHER APPROA.CHES YOU.

JOHNSON
Special weather statement, Apr 27, 7:18 PM CDT, 25 minutes before
MOZ066-077>082-088>098-101>108-280130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
715 PM CDT WED APR 27 1994

...A LINE OF STRONG THUNDERSTORMS IS MOVING ACROSS WEST CENTRAL
MISSOURI...

AT 710 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS FROM 60 MILES NORTHEAST OF JOPLIN NEAR ELDORADO SPRINGS TO
35 MILES NORTH OF JOPLIN NEAR LIBERAL.  THE THUNDERSTORMS WERE MOVING
NORTHEAST 35 MPH.

THE LINE OF THUNDERSTORMS WILL MOVE ACROSS ELDORADO SPRINGS AMD
LAMAR...TO JERICHO SPRINGS AND STOCKTON BY 735 PM.

PEOPLE SHOULD EXPECT HEAVY RAIN AND SMALL HAIL AS THESE STORMS MOVE
ACROSS THE WEST CENTRAL PART OF MISSOURI.

A SEVERE THUNDERSTO|RM WATCH IS IN EFFECT UNTIL 9PM FOR A PORTION OF
SOUTHWEST MISSOURI.

LEE
Special weather statement, Apr 27, 7:31 PM CDT, 12 minutes before
MOZ066-077>082-088>098-101>108-280200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
730 PM CDT WED APR 27 1994

...A STRONG THUNDERSTORM IS MOVING ACROSS NORTHERN CEDAR COUNTY...

AT 725 PM...RADAR INDICATED A STRONG THUNDERSTORM 30 MILES EAST OF
NEVADA MISSOURI NEAR CAPLINGER MILLS.  THE STORM WAS MOVING NORTHEAST
40 MPH.

PEOPLE IN CAPLINGER MILLS...HUMANSVILLE...DUNNEGAN...AND FAIR PLAY
SHOULD EXPECT HEAVY DOWNPOURS...HAIL...AND STRONG GUSTY WIND FROM THIS
STORM.  THE STORM WILL MOVE INTO NORTHERN POLK COUNTY BY 745 PM.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM FOR A PORTION OF
SOUTHWEST AND WEST CENTRAL MISSOURI.

LEE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 2:30 AM CDTFlash Flood WarningSGFBarton, Cedar, Vernon6 hr
Apr 28, 4:09 AM CDTSevere Thunderstorm WarningSGFLaclede28 min
Apr 28, 9:50 AM CDTSevere Thunderstorm WarningSGFDouglas, Wright35 min
Apr 28, 9:50 AM CDTSevere Thunderstorm WarningSGFOzark35 min
Apr 28, 10:53 AM CDTSevere Thunderstorm WarningSGFOregon, Shannon37 min
Apr 28, 11:25 AM CDTSevere Thunderstorm WarningSGFCarter, Ripley65 min
Apr 28, 11:35 AM CDTSevere Thunderstorm WarningSGFOregon55 min

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.