Alert archive / Missouri / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 39, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Apr 11, 1992, 11:08 AM CDT for Johnson County, Kansas; Cass County, Jackson County, Missouri. It was in force for 52 min. 4 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
- Apr 11, 1992, 11:08 AM CDT (16:08 UTC)
- Expired
- Apr 11, 1992, 12:00 PM CDT
- In force
- 52 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Johnson County, KS, Cass County, MO, Jackson County, MO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 11, 11:20 AM CDT | Hail 1.75 | Johnson, KS | |
| Apr 11, 11:25 AM CDT | Hail 2.75 | Jackson, MO | |
| Apr 11, 11:30 AM CDT | Hail 0.75 | Jackson, MO | |
| Apr 11, 11:35 AM CDT | Hail 0.75 | Cass, 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, 4.1 hours before the alert went out and 99 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
- 327 J/kg
- Mixed-layer CIN
- -133 J/kg
- Mixed-layer LCL
- 639 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMCI 111610 RRA SVRMCI KSC091-MOC095-037-111700- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI 1108 AM CDT SAT APR 11 1992 THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL NOON CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL KANSAS ...EASTERN JOHNSON COUNTY IN NORTHWEST MISSOURI ...SOUTHERN JACKSON COUNTY IN WEST CENTRAL MISSOURI ...CENTRAL CASS COUNTY AT 1100 AM A SEVERE THUNDERSTORM WAS LOCATED IN NORTHERN JOHNSON COUNTY NEAR OVERLAND PARK. THE STORM WAS MOVING EAST-SOUTHEAST AT 25 MPH. AT SHAWNEE GOLF BALL SIZE HAIL WAS REPORTED. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Apr 11, 6:03 AM CDT, 5 hours 5 minutes before
MOZ008-009-013-111200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 600 AM CDT SAT APR 11 1992 AT 600 AM CDT...A VERY STRONG THUNDERSTORM WAS OVER THE NORTHERN PART OF KANSAS CITY. AT 555 AM 1/4 TO I/2 INCH HAIL WAS REPORTED IN GLADSTONE MISSOURI. A THUNDERSTORM PRODUCING FREQUENT LIGHTNING AND BRIEF VERY HEAVY RAIN WAS IN PROGRESS AT THE KANSAS CITY INTERNATIONAL AIRPORT. THIS WAS THE STRONGEST STORM INDICATED BY RADAR IN WESTCENTRAL AND NORTHWEST MISSOURI. OTHER SHOWERS AND THUNDERSHOWERS WERE SCATTERED TO THE EAST AND SOUTH OF KANSAS CITY. THE STORM WAS MOVING TOWARD THE SOUTHEAST AT 25 MPH AND SHOULD MOVE NEAR LIBERTY AND INDEPENDENCE MIS$SOURI BY 630 AM. IF THREATENING WEATHER APPROACHES BE PREPARED TO TAKE SHELTER. . WCH/LH
Special weather statement, Apr 11, 6:37 AM CDT, 4 hours 31 minutes before
MOZ001-002-004-005-008-009-013-111235- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 630 AM CDT SAT APR 11 1992 AT 625 AM CDT...STRONG THUNDERSTORMS WERE LOCATED OVER WESTCENTRAL MISSOURI. THESE STORMS HAD PRODUCED ONE-HALF INCH HAIL IN THE NORTHERN PART OF KANSAS CITY AT 600 AM AS THEY MOVED TO THE SOUTHEAST AT 25 MPH. THE STRONGEST STORMS WERE LOCATED 20 MILES EAST AND 25 MILES SOUTHEAST OF DOWNTOWN KANSAS CITY. OTHER SHOWERS AND THUNDERSHOWERS WERE SCATTERED TO THE EAST OF KANSAS CITY TOWARD COLUMBIA. THE STRONGEST STORMS TO THE EAST OF KANSAS CITY WILL MOVE TOWARD THE COMMUNITIES OF ODESSA...PITTSVILLE...AND HOLDEN BY 700 A\M. IF THREATENING WEATHER APPROACHES BE PREPARED TO TAKE SHELTER.
Special weather statement, Apr 11, 7:34 AM CDT, 3 hours 34 minutes before
MOZ001-002-004-005-008-009-013-111335- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 730 AM CDT SAT APR 11 1992 AT 725 AM CDT...STRONG THUNDERSTORMS PRODUCING BRIEF VERY HEAVY RAIN...AND POSSIBLE HAIL WERE OVER SOUTHWEST JOHNSON COUNTY AND NORTHWEST HENRY COUNTY IN WESTCENTRAL MISSOURI. THE STRONG STORMS WERE 10 MILES SOUTHWEST OF WARRENSBURG MISSOURI AND 10 MILES NORTH OF URICH MISSOURI. THESE STORMS HAD A HISTORY OF PRODUCING 1/2 INCH HAIL AND WERE MOVING TOWARD THE SOUTHEAST AT 25 MPH. THEY MAY PASS THROUGH OR NEAR URICH...CHILLHOWEE AND CLINTON MISSOURI BY 830 AM. THE STORMS HAD WEAKENED SINCE 625 AM BUT WERE STILL VERY STRONvG. OTHER SHOWERS AND THUNDERSHOWERS WERE TO THE EAST AND NORTH OF THESE STORMS OVER WESTCENTRAL AND CENTRAL MISSOURI. IF THREATENING WEATHER APPROACHES BE PREPARED TO TAKE SHELTER.
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 11, 12:17 PM CDT | Severe Thunderstorm Warning | EAX | Miami | 28 min |
| Apr 11, 12:22 PM CDT | Severe Thunderstorm Warning | EAX | Miami | 38 min |
| Apr 11, 3:39 PM CDT | Severe Thunderstorm Warning | EAX | Miami | 51 min |
| Apr 11, 5:32 PM CDT | Severe Thunderstorm Warning | EAX | Linn | 58 min |
| Apr 10, 7:59 PM CDT | Severe Thunderstorm Warning | EAX | Atchison | 61 min |
| Apr 10, 8:57 PM CDT | Severe Thunderstorm Warning | EAX | Atchison, Holt, Nodaway | 48 min |
| Apr 10, 9:51 PM CDT | Severe Thunderstorm Warning | EAX | Worth | 24 min |
| Apr 10, 9:51 PM CDT | Severe Thunderstorm Warning | EAX | Harrison | 39 min |
| Apr 11, 6:55 AM CDT | Severe Thunderstorm Warning | EAX | Henry, Johnson | 20 min |
| Apr 11, 11:33 AM CDT | Severe Thunderstorm Warning | EAX | Johnson, Lafayette | 27 min |
| Apr 11, 12:04 PM CDT | Severe Thunderstorm Warning | EAX | Pettis | 41 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1992Severe Thunderstorm Warnings in Kansas, 1992Every severe thunderstorm warning in 1992
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.