Alert archive / Missouri / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 4, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Mar 12, 1990, 10:23 PM CST for Mercer County, Missouri. It was in force for 52 min.
The area
The counties it named.
The facts
- Issued
- Mar 12, 1990, 10:23 PM CST (04:23 UTC)
- Expired
- Mar 12, 1990, 11:15 PM CST
- In force
- 52 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Mercer 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, 4.4 hours before the alert went out and 237 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
- 1430 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 1353 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 205 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 7.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCI 130424
SVRMCI
MOC129-130515-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
1023 PM CST MON MAR 12 1990
THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1115 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN NORTH CENTRAL MISSOURI
...MERCER
RADAR WAS INDICATING A SEVERE THUNDERSTORM ABOUT 15 MILES NORTH OF
TRENTON MISSOURI MOVING TO THE NORTHEAST AT 45 MILES AN HOUR.
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 CAUGHT 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.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, Mar 12, 8:08 PM CST, 2 hours 15 minutes before
MOZ008-009-013-015-KSZ016-1230300 SPECIAL WEATHER STSTEMENT NATIONAL WEATHER SERVICE KANSAS CITY MO INTERNATIONAL AIRPORT 805 PM CST MON MAR 12 1990 ...THUNDERSTORMS FORMING RADIPLY OVER SOUTHEAST KANSAS... AT 800PM STRONG THUNDERSTORMS WERE LOCATED OVER SOUTHEAST KANSAS... MAINLY SOUTH OF A LINE FROM EMPORIA TO OTTAWA. THESE STORMS HAVE FORMED SINCE 730PM AND WILL PRODUCE HAIL AND GUSTY WINDS AS THEY MOVE NORTHEAST AT 30 TO 40 MILES AN HOUR. THE THUNDERSTORMS SHOULD MOVE INTO THE SOUTHERN PARTS OF THE GREATER KANSAS CITY AREA NOW LATER THEN 9 OR 930PM. ALONG WITH THE GUSTY WINDS AND HAIL THESE STORMS WILL ALSO PRODUCE VERY HEAVY RAIN. REMEMBER DO NOT WALK OR DRIVE THROUGH HIGH WATER.
Special weather statement, Mar 12, 8:37 PM CST, 1 hour 46 minutes before
MOZ008-009-013-015-KSZ016-1230300 SPECIAL WEATHER STSTEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MO INTERNATIONAL AIRPORT 835 PM CST MON MAR 12 1990 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER SOUTHEAST KANSAS AND NORTHWEST MISSOURI... AT 825 PM STRONG THUNDERSTORMS WITH HEAVY RAIN...GUSTY WINDS AND POSSIBLE SMALL HAIL WERE DEVELOPING IN A 40 MILE WIDE AREA FROM DOWNTOWN KANSAS CITY TO NEAR WICHITA KANSAS. THE STRONGEST STORMS WERE LOCATED FROM 55 MILES SOUTHWEST OF TOPEKA KANSAS TO OLATHE KANSAS. PERSONS IN THE KANSAS CITY METRO AREA SHOULD PREPARE FOR RAPIDLY CHANGING WEATHER OVER THE NEXT 3 HOURS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 45 MILES AN HOUR. AMIS
Special weather statement, Mar 12, 8:41 PM CST, 1 hour 42 minutes before
MOZ008-009-013-015-KSZ016-1230330- SPECIAL WEATHER STSTEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MO INTERNATIONAL AIRPORT 835 PM CST MON MAR 12 1990 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER SOUTHEAST KANSAS AND NORTHWEST MISSOURI... AT 825 PM STRONG THUNDERSTORMS WITH HEAVY RAIN...GUSTY WINDS AND POSSIBLE SMALL HAIL WERE DEVELOPING IN A 40 MILE WIDE AREA FROM DOWNTOWN KANSAS CITY TO NEAR WICHITA KANSAS. THE STRONGEST STORMS WERE LOCATED FROM 55 MILES SOUTHWEST OF TOPEKA KANSAS TO OLATHE KANSAS. PERSONS IN THE KANSAS CITY METRO AREA SHOULD PREPARE FOR RAPIDLY CHANGING WEATHER OVER THE NEXT 3 HOURS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 45 MILES AN HOUR. AMIS
Special weather statement, Mar 12, 9:39 PM CST, 44 minutes before
MOZ008-009-013-015-KSZ016-1230330- SPECIAL WEATHER STSTEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY MO INTERNATIONAL AIRPORT 935 PM CST MON MAR 12 1990 ...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF NORTHWEST MISSOURI AND NORTHEAST KANSAS INCLUDING THE KANSAS CITY METRO AND ST. JOSEPH AREAS. ...A SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR THE KANSAS CITY METRO AREA... AT 925 PM STRONG THUNDERSTORMS WITH HEAVY RAIN...GUSTY WINDS AND POSSIBLE HAIL WERE CONTINUING OVER EASTERN KANSAS AND NORTHWEST MISSOURI. THE STRONGEST STORMS WERE LOCATED 35 MILES SOUTH OF...AND FROM 15 MILES TO 20 MILES EAST OF TOPEKA KANSAS. REPORTS OF 3/4 INCH HAIL AND HEAVY RAIN HAVE BEEN REPO`RTED IN THE DOWNTOWN KANSAS CITY AREA AND IN SOUTHERN CLINTON COUNTY MISSOURI. PERSONS LIVING IN EASTERN KANSAS AND NORTHWEST MISSOURI SHOULD BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING OR SEVERE WEATHER APPROACHES.
Special weather statement, Mar 12, 10:01 PM CST, 22 minutes before
MOZ004-001-002-003-008-009-013-015-KSZ016-1230330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MO INTERNATIONAL AIRPORT 10 PM CST MON MAR 12 1990 ...SEVERE THUNDERSTORM WATCH UNTIL 2AM FOR NORTHWEST MISSOURI AND NORTHEAST KANSAS... AT 10PM THE STRONGEST THUNDERSTORMS WERE OCCURRING IN AND AROUND THE TOPEKA KANSAS AREA AND IN NORTHWEST MISSOURI AT PATTONSBURG OR ABOUT 50 MILES EAST NORTHEAST OF ST JOSEPH. THE THUNDERSTORM THAT PASSED THROUGH TOPEKA ABOUT 930PM PRODUCED 1 3/4 INCH HAIL AND VERY HEAVY RAINS. PERSONS LIVING IN NORTHEAST KANSAS AND NORTHWEST MISSOURI SHOULD BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING OR SEVERE WEATHER APPROACHES.
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 9:00 PM CST | Severe Thunderstorm Warning | EAX | Clay, Platte | 30 min |
| Mar 12, 9:00 PM CST | Severe Thunderstorm Warning | EAX | Jackson | 30 min |
| Mar 12, 10:41 PM CST | Severe Thunderstorm Warning | EAX | Andrew, Holt | 34 min |
| Mar 12, 11:34 PM CST | Severe Thunderstorm Warning | EAX | Clay | 26 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 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; the sounding from the Mesonet's radiosonde archive.