Alert archive / Kansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 74, NWS Kansas City, MO

June 21, 1990Miami County, Kansas

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 21, 1990, 5:00 PM CDT for Miami County, Kansas. It was in force for 60 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 21, 1990, 5:00 PM CDT (22:00 UTC)
Expired
Jun 21, 1990, 6:00 PM CDT
In force
60 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Miami County, KS

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

TimeReportWhereRemark
Jun 21, 5:15 PM CDTHail 0.75Miami, 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, 10.0 hours before the alert went out and 85 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.

Skew-T log-pSkew-T log-p diagram, Topeka, KS at 12:00Z on 1990-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 574 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 1990-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
574 J/kg
Mixed-layer CIN
-193 J/kg
Mixed-layer LCL
1507 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMCI 212210
SVRMCI
KSC121-212300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
500 PM CDT THU JUN 21 1990
 
THE NATIONAL WEATHER SERVICE IN KANSAS CITY MISSOURI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN EAST CENTRAL KANSAS
          ...MIAMI
 
AT 500 PM... VERY STRONG THUNDERSTORMS WERE LOCATED 50 MILES SOUTHWEST
OF KANSAS CITY NEAR OTTAWA KANSAS. THESE STORMS WERE MOVING EAST AT 35
MILES AN HOUR. NUMEROUS REPORTS OF HAIL HAVE BEEN RECEIVED FROM THE
OTTAWA AREA SINCE 445 PM.
 
TOWNS IN THE PATH OF THIS STORM INCLUDE PAOLA... AND OSAWATOMIE.
 
A TORNADO WATCH IS ALShO 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.
 
LONGNECKER

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 21, 2:50 PM CDT, 2 hours 10 minutes before
MOZ008-KSZ016-212045-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
250 PM CDT THU JUN 21 1990

...STRONG THUNDERSTORMS WERE DEVELOPING OVER PARTS OF EASTERN KANSAS
AND MISSOURI THIS AFTERNOON...

AT 230 PM... SHOWERS AND ISOLATED THUNDERSTORMS... SOME WITH VERY
HEAVY RAIN... WERE OVER PARTS OF SOUTHEAST KANSAS AND SOUTHWEST
MISSOURI. THIS ACTIVITY WAS LOCATED FROM BETWEEN WICHITA AND SALINA
IN KANSAS SOUTHEAST TO JUST NORTH OF JOPLIN MISSOURI.

THE STRONGEST OF THESE STORMS WAS LOCATED 20 MILES NORTH OF CHANUTE
KANSAS. THIS STORM WAS MOVING EAST AT 25 MILES AN HOUR... AND WILL
MOVE INTO SOUTHERN LINN COUNTY KANSAS SHORTLY AFTER 300 PM. LOCALLY
HEAVY RAIN... BRIEF GUSTY WINDS AND SMALL HAIL MAY OCCUR WITH THIS
THUNDERSTORM.

OTHER THUNDERSTORMS HAD DEVELOPED OVER PARTS OF NORTHERN MISSOURI...
AND WERE LOCATED BETWEEN 40 AND 80 MILES NORTHEAST OF DOWNTOWN KANSAS
CITY NEAR THE TOWNS OF CHILLICOTHE AND BROOKFIELD. DUE TO RECENT
DEVELOPMENT OF THESE STORMS... NO MOVEMENT WAS DETERMINED.

OTHER SHOWERS AND ISOLATED THUNDERSTORMS WERE OVER PARTS OF SOUTHEAST
NEBRASKA AND SOUTHWEST IOWA... AND WERE MOVING EAST AT 30 MILES AN
HOUR.

LONGNECKER
Special weather statement, Jun 21, 4:00 PM CDT, 1 hour before
MOZ008-KSZ016-212145-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
400 PM CDT THU JUN 21 1990

...A TORNADO WATCH IS IN EFFECT FOR PARTS PF NORTHEAST KANSAS AND
NORTHWEST MISSOURI UNTIL 1000 PM INCLUDING THE KANSAS CITY AND ST
JOSEPH AREAS...

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF THE REMAINDER
OF NORTHWRN AND WESTERN MISSOURI UNTIL 1000 PM CDT...

AT 335 PM... SHOWERS AND THUNDERSTORMS... SOME WITH VERY HEAVY RAIN...
WERE OVER PARTS OF EASTERN KANSAS AND SOUTHWEST MISSOURI. THIS ACTIVITY
WAS LOCATED FROM NEAR CONCORDIA KANSAS SOUTHEAST TO NEAR SPRINGFIELD
MISSOURI.

THE STRONGEST STORMS WERE LOCATED ABOUT 30 MILES NORTH OF CHANUTE
KANSAS. ONE OF THESE STORMS HAD PRODUCED 2 INCH HAIL IN EASTERN ANDERSON
COUNTY KANSAS SHORTLY BEFORE 300 PM.

THESE STORMS WERE MOVING EAST TO NORTHEAST AT 30 MILES AN HOUR... AND
ARE CAPABLE OF PRODUCING HEAVY RAIN... GUSTY WINDS AND HAIL.

AN ISOLATED THUNDERSTORM WITH VERY HEAVY RAIN WAS LOCATED OVER NORTHERN
MISSOURI... BETWEEN KIRKSVILLE AND MOBERLY. THIS STORM WAS ALSO MOVING
EAST TO NORTHEAST AT 30 MILES AN HOUR.

OTHER SHOWERS HAD RECENTLY DEVELOPED ALONG THE KANSAS-NEBRASKA BORDER
JUST WEST OF THE MISSOURI RIVER. DUE TO RECENT DEVELOPMENT OF THESE
SHOWERS... NO MOVEMENT WAS DETERMINED.

LONGNECKER
Special weather statement, Jun 21, 4:10 PM CDT, 50 minutes before
MOZ008-013-KSZ016-212200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
407 PM CDT THU JUN 21 1990

...A TORNADO WATCH IS IN EFFECT FOR EAST KANSAS AND PARTS OF NORTHWEST
AND WESTCENTRAL MISSOURI UNTIL 10 PM...
...A SEVERE THUNDERSTORMS WATCH IS IN EFFECT FOR THE REST OF NORTHERN
AND WESTERN MISSOURI UNTIL 10 PM...
...THE SEVERE THUNDERSTORM WARNING ISSUED EARLIER FOR LINN COUNTY
KANSAS EXPIRED AT 4 PM...

AT 405 PM STRONG THUNDERSTORMS CONTINUED TO THE WEST AND SOUTHWEST OF
KANSAS CITY...FROM 50 TO 75 MILES SOUTH OF KANSAS CITY TO NORTHWEST
OF EMPORIA KANSAS.  THE STONGEST STORMS WERE 75 MILES SOUTHWEST OF
KANSAS CITY...AROUND THE OTTAWA KANSAS AREA.

THESE THUNDERSTORMS WERE MOVING EAST AT 30 MILES AN HOUR...AND WILL
CONTINUE TO MOVE ACROSS LINN AND MIAMI COUNTIES IN KANSAS AND INTO
SOUTHERN CASS AND BATES COUNTIES IN MISSOURI BETEEN 4 AND 530 PM
THIS AFTERNOON.

SOME OF THE STORMS WILL CONTAIN VERY HEAVY RAIN...AND POSSIBLY STRONG
WINDS AND HAIL.

PERSONS IN THESE COUNTIES SHOULD REMAIN ALERT TO CHANGING WEATHER
CONDITIONS AND THE POSSIBLY OF SEVERE WEATHER DEVELOPING.
Special weather statement, Jun 21, 4:37 PM CDT, 23 minutes before
MOZ004-MOZ008-212245-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
430 PM CDT THU JUN 21 1990

...A TORNADO WATCH REMAINS IN EFFECT FOR PARTS OF NORTHEAST KANSAS AND
NORTHWEST MISSOURI THAT INCLUDES THE KANSAS CITY AND ST JOSEPH AREAS
UNTIL 10PM THIS THURSDAY EVENING...

AT 425 PM...SCATTERED SHOWERS AND STRONG THUNDERSTORMS WERE EAST
CENTRAL AND SOUTHEAST KANSAS AND A SMALL PART OF WESTF CENTRAL MISSOURI.

THE STRONG STORMS CONTAINING VERY HEAVY RAIN...POSSIBLE HAIL AND STRONG
GUSTY SURFACE WINDS WERE TO THE SOUTH OF EMPORIA KANSAS TO A BUTLER
MISSOURI LINE.

THE STORMS WERE MOVING TO THE EAST AT 30 MPH.

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 21, 3:00 PM CDTSevere Thunderstorm WarningEAXLinn60 min

Nearby

Severe 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.