Alert archive / Missouri / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 47, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Sep 23, 1986, 6:05 PM CDT for Jackson County, Missouri. It was in force for 55 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
- Sep 23, 1986, 6:05 PM CDT (23:05 UTC)
- Expired
- Sep 23, 1986, 7:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Jackson 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 23, 6:10 PM CDT | Thunderstorm Wind 63 | Jackson, MO | |
| Sep 23, 6:15 PM CDT | Thunderstorm Wind 69 | Jackson, 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
Topeka, KS (KTOP), launched 12:00Z, 11.1 hours before the alert went out and 112 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.
- Mixed-layer CAPE
- 804 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMCI 232305 SVRMCI MOC095-240000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE KANSAS CITY INT'L AIRPORT MO 605 PM CDT TUE SEP 23 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF WEST CENTRAL MISSOURI...JACKSON AT 558 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM IN WESTERN JACKSON COUNTY MISSOURI. THE STORM WAS) MOVING EAST AT 30 MILES AN HOUR. SEVERE THUNDERSTORMS CAN PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH
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
Local storm report, Sep 23, 12:15 PM CDT, 5 hours 50 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
1205 PM CDT TUE SEP 23 198
9/22 540PM CDT DONIPHAN COUNTY KS FROM DENTON TO BENDENA
GOLFBALL TO O?RANGE SIZE HAIL.Special weather statement, Sep 23, 4:43 PM CDT, 1 hour 22 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 430 PM CDT TUE SEP 23 1986 AT 430 PM...A BAND OF SCATTERED THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...EXTENDED FROM THE WESTERN SECTONS OF THE KANSAS CITY METROPOLITAN AREA INTO CENTRAL MISSOURI. THE THUNDERSTORMS WERE IN AN AREA...35 MILES WIDE...AND EXTENDED FROM SOUTHERN LEAVENWORTH COUNTY KANSAS TO ABOUT 40 MILES NORTH OF COLUMBIA MISSOURI. AN INTENSE THUNDERSTORM OVER SOUTHERN LEAVENWORTH COUNTY WILL MOVE EAST ACROSS THE CENTRAL PART OF THE KANSAS CITY AREA. A PERIOD OF VERY HEAVY RAIN WITH BE ASSOCIATED WITH THE STORM...AND POSSIBLY STRONG GUSTY WINDS AND SOME HAIL. ALSO SOMES STREET FLOODING MAY OCCUR WITH THE HEAVY DOWNPOURS. ALL THE THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR.
Special weather statement, Sep 23, 5:34 PM CDT, 31 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
530 PM CDT TUE SEP 23 1986
AT 530 PM...A BAND OF SCATTERED THUNDERSTORMS...SOME WITH VERY HEAVY
RAIN...EXTENDED FROM EAST KANSAS INTO CENTRAL MISSOURI.
THE THUNDERSTORMS WERE IN AN AREA...40 MILES WIDE...AND EXTENDED FROM
EMPORIA KANSAS THROUGH KANSAS CITY TO ABOUT 40 MILES NORTHEAST OF
COLUMBIA MISSOURI.
AN INTENSE THUNDERSTORM WAS OVER THE CENTRAL SECTIONS OF THE KANSAS
CITY AREA...FROM EASTERN WYANDOTTE COUNTY KANSAS INTO JACKSON COUNTY
MISSOURI. A PERIOD OF VERY HEAVY RAIN WITH BE ASSOCIATED WITH THE
STORM AND SOME STRONG GUSTY WINDS TO 40 TO 45 MILES. ALSO SOME STREET
FLOODING {MAY OCCUR WITH THE HEAVY DOWNPOURS.
ALL THE THUNDERSTORMS WERE MOVING EAST AT 30 MILES AN HOUR.The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 9:52 PM CDT | Flash Flood Warning | EAX | Cass, Jackson | 4 hr |
| Sep 23, 6:12 PM CDT | Severe Thunderstorm Warning | EAX | Audrain, Boone | 48 min |
| Sep 23, 6:54 PM CDT | Severe Thunderstorm Warning | EAX | Boone, Howard | 66 min |
| Sep 23, 6:54 PM CDT | Severe Thunderstorm Warning | EAX | Audrain | 66 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.