Alert archive / Missouri / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 49, NWS Kansas City, MO

June 28, 1987Holt County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 28, 1987, 11:08 PM CDT for Holt County, Missouri. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
Jun 28, 1987, 11:08 PM CDT (04:08 UTC)
Expired
Jun 29, 1987, 12:00 AM CDT
In force
52 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Holt County, MO

The radar

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

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 4.1 hours before the alert went out and 127 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, Topeka, KS at 00:00Z on 1987-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2902 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, Topeka, KS at 00:00Z on 1987-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
2902 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1531 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
79 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 KMCI 290408 RRA
SVRMCI
MOC087-290500-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY INTL AIRPORT
1108 PM CDT SUN JUN 28 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL MIDNIGHT CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHWEST MISSOURI
          ...HOLT
 
AT 1100 PM CDT A SEVERE THUNDERSTORM WAS INDICATED BY RADAR 55 MILES
NORTHWEST OF KANSAS CITY MISSOURI MOVING TOWARD THE EAST AT 30 MPH.
AT 1100 PM CDT BASEBALL SIZE HAIL WAS REPORTED NEAR HIAWATHA KANSAS.
 
REMEBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT
BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. HEAVY RAINS
CAN COVER ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROADS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND 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 ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
JTR/JHH

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, Jun 28, 7:36 PM CDT, 3 hours 32 minutes before
RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
730 PM CDT SUN JUN 28 1987

...SEVERE THUNDERSTORM WATCH UNTIL MIDNIGHT FOR A SMALL PART OF
NORTHEAST KANSAS WEST OF TOPEKA...

AT 730 PM...A STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN AND
POSSIBLY SMALL HAIL AND GUSTY WIND WAS 30 MILES WEST OF EMPORIA
KANSAS NEAR COTTONWOOD FALLS KANSAS.

THIS THUNDERSTORM WAS MOVING EAST AT 10 MILES AN HOUR.
Special weather statement, Jun 28, 7:42 PM CDT, 3 hours 26 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
730 PM CDT SUN JUN 28 1987

...SEVERE THUNDERSTORM WATCH UNTIL MIDNIGHT FOR A SMALL PART OF
NORTHEAST KANSAS WEST OF TOPEKA...

AT 730 PM...A STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN AND
POSSIBLY SMALL HAIL AND GUSTY WIND WAS 30 MILES WEST OF EMPORIA
KANSAS NEAR COTTONWOOD FALLS KANSAS.

THIS THUNDERSTORM WAS MOVING EAST AT 10 MILES AN HOUR.
Special weather statement, Jun 28, 10:38 PM CDT, 30 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
1030 PM CDT SUN JUN 28 1987

...SEVERE THUNDERSTORM WATCH UNTIL MIDNIGHT FOR A SMALL PART OF
NORTHEAST KANSAS WEST OF TOPEKA...

AT 1030 PM...A STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN AND
POSSIBLY HAIL AND GUSTY WINDS WAS LOCATED ON THE KANSAS AND
NEBRASKA BORDER 60 MILES WEST NORTHWEST OF ST JOSEPH...OR NEAR
PAWNEE CITY NEBRASKA.

THUNDERSTORMS EXTENDED INTO SOUTHEAST NEBRASKA AND SOUTHWEST IOWA.

THE THUNDERSTORMS WERE MOVING EAST AT 30 MILES AN HOUR.

Nearby

Severe Thunderstorm Warnings in Missouri, 1987Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive.