Alert archive / Kansas / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 13, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at May 18, 1989, 1:35 PM CDT for Platte County, Missouri; Leavenworth County, Wyandotte County, Kansas. It was in force for 55 min. 5 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
- May 18, 1989, 1:35 PM CDT (18:35 UTC)
- Expired
- May 18, 1989, 2:30 PM CDT
- In force
- 55 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Leavenworth County, KS, Wyandotte County, KS, Platte 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 |
|---|---|---|---|
| May 18, 1:45 PM CDT | Hail 1 | Leavenworth, KS | |
| May 18, 1:45 PM CDT | Hail 1 | Leavenworth, KS | |
| May 18, 2:00 PM CDT | Hail 1 | Leavenworth, KS | |
| May 18, 2:05 PM CDT | Hail 0.75 | Platte, MO | |
| May 18, 2:10 PM CDT | Hail 1 | Wyandotte, KS |
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, 6.6 hours before the alert went out and 72 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 862 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCI 181838
SVRMCI
KSC103-209-MOC165-181930-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
135 PM CDT THU MAY 18 1989
THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 230 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN EAST CENTRAL KANSAS
...WYANDOTTE
IN NORTHWEST MISSOURI
...WESTERN PLATTE
AT 126 PM CDT SEVERE THUNDERSTORMS WERE BEING INDICATED BY RADAR FROM
FROM 25 MILES SOUTHWEST OF ST. JOSEPH MISSOURI TO 5 MILES EAST OF
LAWRENCE KANSAS TO 5 MILES NORTHWEST OF PAOLA KANSAS AND WERE MOVING
NORTHEAST AT 35 MILES AN HOUR.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
IF YOU ARE C9AUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 2:25 PM CDT | Severe Thunderstorm Warning | EAX | Bates | 65 min |
| May 18, 3:03 PM CDT | Severe Thunderstorm Warning | EAX | Caldwell, Clinton | 57 min |
| May 18, 3:19 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Henry, Johnson | 56 min |
| May 18, 3:46 PM CDT | Severe Thunderstorm Warning | EAX | Carroll, Lafayette, Ray | 59 min |
| May 18, 1:12 PM CDT | Severe Thunderstorm Warning | EAX | Leavenworth | 63 min |
| May 18, 1:48 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Miami | 57 min |
| May 18, 2:17 PM CDT | Tornado Warning | EAX | Johnson | 28 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 1989Severe Thunderstorm Warnings in Missouri, 1989Every severe thunderstorm warning in 1989
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.