Alert archive / Kansas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 53, NWS Kansas City, MO

September 26, 1986Johnson County, Miami County, Kansas

NWS Kansas City, MO issued this severe thunderstorm warning at Sep 26, 1986, 7:18 PM CDT for Johnson County, Miami County, Kansas. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Sep 26, 1986, 7:18 PM CDT (00:18 UTC)
Expired
Sep 26, 1986, 8:15 PM CDT
In force
57 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Johnson County, KS, Miami County, KS

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, 0.3 hours before the alert went out and 77 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 1986-09-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 749 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 1986-09-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 350 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
749 J/kg
Mixed-layer CIN
-96 J/kg
Mixed-layer LCL
672 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
350 m²/s²
0-3 km storm-relative helicity
431 m²/s²
Significant tornado parameter
1.0
Supercell composite
9.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 270018
SVRMCI
KSC091-121-270115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY INT'L AIRPORT MO
718 PM CDT FRI SEP 26 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

EAST CENTRAL KANSAS...JOHNSON AND NORTHERN MIAMI

AT 710  PM CDT  RADAR INDICATED A SEVERE THUNDERSTORM 20 MILES
SOUTHWEST OF OLATHE KANSAS..MOVING TOWARD THE NORTHEAST AT 40 MILES
AN HOUR.
THIS THUNDERSTORM WILL CONTAIN VERY HEAVY RAIN.

SEVERE THUNDERSTORMS CAN PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH
..LARGE HAIL..FREQUENT LIGHTNING..AND HEAVY RAIN THAT CAN QUICKLY
FLOOD SMALL STREAMS AND LOW LYING AREAS.

BE ALERT FOR RAPIDLY RISING WATER.  STAY AWAY FROM FLOODING CREEKS..
STREAMS AND STORM DRAINS.  DO NOT ATTEMPT TO WALK OR DRIVE THROUGH
FLOWING WATER.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY.

  JA/BB

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, Sep 26, 3:12 PM CDT, 4 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
310PM CDT FRI SEP 26 1986

...A SEVERE THUNDERSTORM WATCH FOR EXTREME NORTHWESTERN MISSOURI AND
   AND PORTIONS OF EASTERN KANSAS UNTIL 9PM CDT...THIS DOES INCLUDE
   THE KANSAS CITY AND ST JOSEPH AREAS...

A SEVERE THUNDERSTORM WATCH IS EFFECT FOR THE KANSAS CITY AND ST JOSEPH
AREAS UNTIL 9PM CDT THIS FRIDAY EVENING.  FOR THE REMAINDER OF THE A
AFTERNOON THERE ARE TWO THREATS FROM MOTHER NATURE.  THE FIRST IS FROM
STRONG WINDS AND HAIL...THE SECOND IS FROM HEAVY RAINS.

WITH THE GROUND VERY WET IN THE WATCH AREA..ANY HEAVY RAIN COULD RESULT
IN FLOODING OF LOW LYING AREAS AND SMALL STREAMS.  THEREFORE...JUST
BECAUSE A THUNDERSTORM DOES NOT PRODUCE SEVERE WEATHER IN YOUR AREA...IT
DOES NOT MEAN A THREAT IS NOT PRESENT.

PERSONS DRIVING IN THE WATCH AREA SHOULD NOT ATTEMPT TO DRIVE
THROUGH WATER COVERED ROADS.
Special weather statement, Sep 26, 4:42 PM CDT, 2 hours 36 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
430 PM CDT FRI SEP 26 1986

...A SEVERE THUNDERSTORM WATCH FOR EXTREME NORTHWESTERN MISSOURI AND
   AND PORTIONS OF EASTERN KANSAS UNTIL 9PM CDT...THIS DOES INCLUDE
   THE KANSAS CITY AND ST JOSEPH AREAS...

A LINE OF INTENSE THUNDERSTORMS HAD DEVELPED SINCE 330 PM FORM THE
NORTHEAST CORNER OF KANSAS TO JUST WEST OF TOPEKA AND ON TO THE SOUTH/
WEST OF TOPEKA. THESE STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR.
ALTHOUGH THERE HAS BEEN NO RECENT REPORTED SEVERE WEATHER WITH THESE
STORMS..THE RAPID INTENSIFICATION OF THESE STORMS MAKES SEVERE WEATHER
ALONG WITH SOME LOCAL FLOODING A GOOD PROBABLITY.
THESE STORMS WILL MOVE INTO NORTHWEST MISSOURI..NORTH OF ST JOSEPH..
AROUND MOUND CITY BY 530 PM.
ELSEWHERE..SCATTERED SHOWERS AND A FEW THUNDRSTORMS CONTINUED OVER
SOUTHEAST KANSAS..SOUTHWEST AND CENTRAL MISSOURI. THIS PRECIPITATION
WS MOVING NORTHEA-ST 25 MILES AN HOUR.
Special weather statement, Sep 26, 4:45 PM CDT, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY..CORRECTION TO TITLE...
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
430 PM CDT FRI SEP 26 1986

...A SEVERE THUNDERSTORM WATCH FOR EXTREME NORTHWESTERN MISSOURI AND
   AND PORTIONS OF EASTERN KANSAS UNTIL 9PM CDT...THIS DOES INCLUDE
   THE KANSAS CITY AND ST JOSEPH AREAS...

A LINE OF INTENSE THUNDERSTORMS HAD DEVELPED SINCE 330 PM FORM THE
NORTHEAST CORNER OF KANSAS TO JUST WEST OF TOPEKA AND ON TO THE SOUTH/
WEST OF TOPEKA. THESE STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR.
ALTHOUGH THERE HAS BEEN NO RECENT REPORTED SEVERE WEATHER WITH THESE
STORMS..THE RAPID INTENSIFICATION OF THESE STORMS MAKES SEVERE WEATHER
ALONG WITH SOME LOCAL FLOODING A GOOD PROBABLITY.
THESE STORMS WILL MOVE INTO NORTHWEST MISSOURI..NORTH OF ST JOSEPH..
AROUND MOUND CITY BY 530 PM.

ELSEWHERE..SCATTERED SHOWERS AND A FEW THUNDRSTORMS CONTINUED OVER
SOUTHEAST KANSAS..SOUTHWEST AND CENTRAL3 MISSOURI. THIS PRECIPITATION
WAS MOVING NORTHEAST 25 MILES AN HOUR.
Special weather statement, Sep 26, 6:38 PM CDT, 40 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
630 PM CDT FRI SEP 26 1986

...A SEVERE THUNDERSTORM WATCH FOR EXTREME NORTHWESTERN MISSOURI AND
   AND PORTIONS OF EASTERN KANSAS UNTIL 9PM CDT...THIS DOES INCLUDE
   THE KANSAS CITY AND ST JOSEPH AREAS...

AN AREA OF VERY STRONG THUNDERSTORMS EXTENDED FROM JUST WEST OF KANSAS
CITY TO TOPEKA AND ON INTO EAST CENTRAL KANSAS. THESE STORMS WERE MOVING
NORTHEAST AT 35 MILES AN HOUR. NO SEVERE WEATHER HAD BEEN REPORTED WITH
THESE STORMS SINCE 530 PM. AS THE TUNDERSTORMS PASED THROUGH TOPEKA..
1/2 INCH HAIOL WAS REPORTED. AS THEY MOVE INTO THE METRO AREA HEAVY RAIN
WITH SOME LOCAL FLOODING CAN BE EXPECTED..ALONG WITH GUSTY WINDS AND
SOME SMALL HAIL.
THESE THUNDERSTORMS SHOULD MOVE INTO THE WEST PARTS OF THE CITY BY 7 PM.

ELSEWHERE..SCATTERED SHOWERS AND A FEW THUNDRSTORMS CONTINUED OVER
SOUTHEAST KANSAS..SOUTHWEST AND CENTRAL MISSOURI. MOVEMENT WAS NORTHEAST
25 MILES AN HOUR.

Nearby

Severe Thunderstorm Warnings in Kansas, 1986Every severe thunderstorm warning in 1986

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.