Alert archive / Missouri / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 64, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Jun 18, 1990, 10:41 PM CDT for Johnson County, Kansas; Clay County, Jackson County, Missouri. It was in force for 49 min. 1 report 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 18, 1990, 10:41 PM CDT (03:41 UTC)
- Expired
- Jun 18, 1990, 11:30 PM CDT
- In force
- 49 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Johnson County, KS, Clay County, MO, 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 |
|---|---|---|---|
| Jun 18, 11:00 PM CDT | Thunderstorm Wind 0 | Clay, 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 00:00Z, 3.7 hours before the alert went out and 96 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
- 681 J/kg
- Mixed-layer CIN
- -251 J/kg
- Mixed-layer LCL
- 2000 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 253 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCI 190342
SVRMCI
KSC091-MOC095-165-047-190430-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1041 PM CDT MON JUN 18 1990
THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN EAST CENTRAL KANSAS
...JOHNSON
IN NORTHWEST MISSOURI
...JACKSON...PLATTE
IN WEST CENTRAL MISSOURI
...CLAY
AT 1038 PM...A THUNDERSTORM PRODUCED A GUST OF 59 MPH AT THE KANSAS
CITY INTERNATIONAL AIRPORT. THIS STORM IS MOVING SOUTHEAST AT 40 MILES
AN HOUR.
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOVULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.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 18, 9:43 PM CDT, 58 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 940 PM CDT MON JUN 18 1990 AT 930 PM...AN AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...WERE IN EXTREME NORTHWEST MISSOURI AND NORTHEAST KANSAS. THUNDERSTORMS WITH VERY HEAVY RAIN WERE NEAR MOUND CITY MISSOURI... 30 MILES NORTHWEST OF ST JOSEPH...AND NEAR CORNING KANSAS...50 MILES WEST OF ST JOSEPH. THESE THUNDERSTORMS WILL MOVE INTO THE ST JOSEPH AREA WITHIN THE HOUR. VERY HEAVY RAIN AND GUSTY WINDS WILL ACCOMPANY THESE STORMS. THE AREA OF SHOWERS AND THUNDERSTORMS WERE WEST OF A LINE FROM 40 MILES NORTHEAST OF ST JOSEPH TO 50 MILES WEST OF KANSAS CITY TO 40 MILES SOUTHWEST OF TOPEKA KANSAS. MOVEMENT WAS SOUTHEAST AT 40 MILES AN HOUR.
Special weather statement, Jun 18, 10:03 PM CDT, 38 minutes before
MOZ008-004-001-190300 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 950 PM CDT MON JUN 18 1990 ...CANCEL SEVERE THUNDERSTORM WATCH FOR THAT SMALL PART OF NORTHWEST MISSOURI... SEVERE THUNDERSTORM WATCH NUMBER 493...EFFECTIVE UNTIL 1AM CDT HAS BEEN CANCELLED FOR HOLT AND ANDERW COUNTIES IN NORTHWEST MISSOURI. THEY WERE THE ONLY MISSOURI COUNTIES IN THE WATCH. STRONG THUNDERSTORMS CONTINUED TO MOVE THROUGH NORTHWEST MISSOURI FROM KING CITY /20 MILES NORTH OF ST JOSEPH\..SOUTHWEST TO NEAR ATCHISON KANSAS AND ON TO NORTH OF TOPEKA. STORMS WERE MOVING SOUTHEAST AT 40 MILES AN HOUR. NO SEVERE WEATHER HAD BEEN REPORTED IN MISSOURI. BREIF HEAVY RAIN AN-D GUSTY WIND WILL ACCOMPANY THESE STORMS AS THEY MOVE THROUGH YOUR AREA. LOCALLY..THUNDERSTORMS ARE ENTERING THE KANSAS CITY AREA FROM THE NORTHWEST.
Special weather statement, Jun 18, 10:26 PM CDT, 15 minutes before
MOZ008-190400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 1020 PM CDT MON JUN 18 1990 ...THUNDERSTORMS MOVING INTO KANSAS CITY.... THUNDERSTORMS LINED UP FROM JUST SOUTH OF ST JOSEPH TO INTO THE NORTHWEST PART OF KANSAS CITY TO NEAR TOPEKA AND WERE MOVING SOUTHEAST AT 40 MILES AN HOUR. AS THEY MOVE THROUGH THE CITY..BRIEF VERY HEAVY RAIN AND GUSTY WIND WILL ACCOMPANY THE STORMS. SOME BRIEF LOCAL FLOMODING MAY OCCUR IN POOR DRAINAGE AREAS. AS OF 10PM NO SEVERE WEATHER HAD BEEN REPORTED WITH THESE STORMS AS THEY MOVED THROUGH NORTHWEST MISSOURI.
Special weather statement, Jun 18, 10:34 PM CDT, 7 minutes before
SPECIAL WEATHER AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 1033 PM CDT MON JUN 18 1990 AT 1025 PM...A THUNDERSTORM WITH VERY HEAVY RAIN WAS NEAR ST JOSEPH MISSOURI. THIS STORM WAS PART OF AN LINE OF THUNDERSTORMS WHICH EXTENDED FROM JUST NORTHEAST OF ST JOSEPH TO 40 MILES WEST OF KANSAS CITY. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 40 MILES AN HOUR AND WILL AFFECT THE NORTHERN SECTIONS OF THE KANSAS CITY ASREA BY 11 PM...AND THE SOUTHERN SECTIONS BY 1130 PM. VERY HEAVY RAIN AND GUSTY WINDS WILL ACCOMPANY THESE THUNDERSTORMS.
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 10:58 PM CDT | Severe Thunderstorm Warning | EAX | Leavenworth, Wyandotte | 32 min |
| Jun 18, 10:41 PM CDT | Severe Thunderstorm Warning | EAX | Platte | 49 min |
| Jun 18, 11:18 PM CDT | Severe Thunderstorm Warning | EAX | Lafayette, Ray | 42 min |
| Jun 19, 3:43 AM CDT | Severe Thunderstorm Warning | EAX | Andrew, Holt | 47 min |
| Jun 19, 4:29 AM CDT | Severe Thunderstorm Warning | EAX | Andrew, Buchanan, Clinton, DeKalb | 46 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1990Severe Thunderstorm Warnings in Kansas, 1990Every severe thunderstorm warning in 1990
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.