Alert archive / Missouri / Tornado Warnings in 1987

Tornado Warning 1, NWS Springfield, MO

June 27, 1987Jasper County, Newton County, Missouri

NWS Springfield, MO issued this tornado warning at Jun 27, 1987, 6:57 PM CDT for Jasper County, Newton County, Missouri. It was in force for 33 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 27, 1987, 6:57 PM CDT (23:57 UTC)
Expired
Jun 27, 1987, 7:30 PM CDT
In force
33 min
Issued by
NWS Springfield, MO
Area
Whole counties

Counties Jasper County, MO, Newton County, MO

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jun 27, 7:00 PM CDTThunderstorm Wind 52Jasper, MO
Jun 27, 7:05 PM CDTThunderstorm Wind 52Jasper, MO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 12.0 hours before the alert went out and 51 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 1987-06-27Temperature 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 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 1987-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
2288 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 272357
TORSGF
MOC145-097-280030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
657 PM CDT SAT JUN 27 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF

SOUTHWEST MISSOURI...NEWTON AND JASPER

650PM CDT RADAR INDICATED A POSSIBLE TORNADO VERY NEAR THE
AREA WHERE REPORTS OF PREVIOUS SIGHTINGS WERE MADE IN CHEROKEE
COUNTY KANSAS.  THE STORM WAS MOVING SOUTHEAST AT 30 MPH.  THE
CITY OF JOPLIN IS IN THE PATH OF THIS STORM AND NEOSHO WOULD BE
NEAR THE PATH ALSO.

PERSONS IN THE PATH OF THIS TORNADO SHOULD GO TO A BASEMENT OR AN
INTERIOR ROOM ON THE LOWEST FLOOR.  LEAVE CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.

IF THREATNING  WEATHER APPROACHES..YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY AND RELAY YOUR SEVERE WEATHE~R REPORT TO THE NEAREST
LAW ENFORCEMENT AGENCY.

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, Jun 27, 5:04 PM CDT, 1 hour 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
505PM CDT SAT JUN 27   1987

...HEAVY THUNDERSTORMS ENTERING SOUTHWEST MISSOURI FROM THE WEST...

AT 500PM CDT A THUNDERSTORM WAS GATHERING STRENGTH ON THE MISSOURI
BORDER IN WESTERN BARTON COUNTY.  THIS STORM INCREASED RAPIDLY IN
BOTH INTENSITY AND SPEED.  MOVEMENT WAS TOWARD THE EAST AT 40 MPH.
AS IT MOVES INTO BARTON COUNTY WINDS AHEAD OF IT WERE LIKELY TO BE
STRONG AND GUSTY.

NINE
Special weather statement, Jun 27, 6:09 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
610PM CDT SAT JUN 27   1987

AT 610PM CDT A WARNING FOR JASPER AND LAWRENCE COUNTIES IN SOUTHWEST
MISSOURI REMAINS IN EFFECT UNTIL 635PM.

RADAR SHOWS THE STORM ON THE BARTON-JASPER COUNTY LINE JUST WEST OF
JASPER OR ABOUT 12 MILES NORTHEAST OF JOPLIN.  MOVEMENT WAS TOWARD THE
SOUTHEAST AT 30 MPH.  IT NOW APPEARS THAT THE HEAVIEST PART OF THE
STORM WILL MISS CARTHAGE TO THE NORTHEASDT.  NO REPORTS OF SEVERE WEATHER
HAVE BEEN RECEIVED.

NINE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 5:42 PM CDTSevere Thunderstorm WarningSGFJasper, Lawrence53 min
Jun 27, 6:34 PM CDTSevere Thunderstorm WarningSGFJasper, Lawrence61 min

Nearby

Tornado Warnings in Missouri, 1987Every tornado warning in 1987Tornadoes in 1987

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.