Alert archive / Missouri / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 32, NWS Kansas City, MO

June 7, 1990Boone County, Cole County, Moniteau County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 7, 1990, 1:41 PM CDT for Boone County, Cole County, Moniteau County, Missouri. It was in force for 64 min. 3 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
Jun 7, 1990, 1:41 PM CDT (18:41 UTC)
Expired
Jun 7, 1990, 2:45 PM CDT
In force
64 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Boone County, MO, Cole County, MO, Moniteau 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

TimeReportWhereRemark
Jun 7, 1:45 PM CDTHail 2Moniteau, MO
Jun 7, 2:10 PM CDTThunderstorm Wind 0Moniteau, MO
Jun 7, 2:22 PM CDTHail 1.25Cole, 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

Springfield, MO (KUMN), launched 12:00Z, 6.7 hours before the alert went out and 236 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, Springfield, MO at 12:00Z on 1990-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1852 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, Springfield, MO at 12:00Z on 1990-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 square meters per square second.193958Sfc1 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
1852 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
918 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
231 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 071841
SVRCOU
MOC019-051-135-071945-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE COLUMBIA MO
141 PM CDT THU JUN 7 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 245 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE CENTRAL PART OF MISSOURI
      SOUTHERN BOONE...COLE...MONITEAU

AT 140 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 25 MILES
SOUTHWEST OF COLUMBIA NEAR CALIFORNIA MOVING EAST AT 40 MILES AN
HOUR. MARBLE SIZED HAIL WAS REPORTED WITH THIS THUNDERSTORM AS
IT MOVED THROUGH TIPTON AT 130 PM.

DAMAGING WIND...LARGE HAIL...DANGEROUS LIGHTNING AND VERY HEAVY
RAIN ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.  STAY INSIDE AND...
AWAY FROM WINDOWS UNTIL THE STORMS PASS.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER...
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING.
REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.

 LA GREE/LARM

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 7, 7:51 AM CDT, 5 hours 50 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
750 AM CDT THU JUN 7 1990

...STRONG THUNDERSTORMS CONTINUE OVER NORTHWEST MISSOURI...
...A FLASH FLOOD WATCH IS IN EFFECT UNTIL 600 PM...

AT 735 AM...SCATTERED SHOWERS AND ISOLATED STRONG THUNDERSTORMS WERE
OVER PARTS OF NORTHWEST MISSOURI. THIS ACTIVITY WAS LOCATED NORTH OF
A LINE FROM KANSAS CITY TO CHILLICOTHE IN LIVINGSTON COUNTY.

THE HEAVIEST STORMS WERE LOCATED ALONG THE DAVIESS-LIVINGSTON COUNTY
LINE... 50 MILES NORTHEAST OF KANSAS CITY. THESE STORMS HAD PRODUCED
TORRENTIAL DOWNPOURS... STRONG GUSTY WINDS AND MARBLE SIZE HAIL
EARLIER THIS MORNING.

THESE SHOWERS AND THUNDERSTORMS WERE MOVING EAST TO NORTHEAST AT 15
MILES AN HOUR... AND WILL AFFECT MUCH OF GRUNDY AND LIVINGSTON
COUNTIES BY 815 AM.

HEAVY RAINFALL IS LIKELY WITH THESE STORMS... WHICH MAY PRODUCE
LOCALIZED FLOODING OF LOW LYING AREAS. IF YOU ARE PLANNING TRAVEL
IN NORTHWEST MISSOURI THIS MORNING... USE EXTRA CAUTION AND DO NOT
DRIVE INTO AREAS WHERE MOVING WATER COVERS THE ROAD.

SHOWERS AND THUNDERSTORMS WERE ALSO LOCATED OVER PARTS OF CENTRAL
MISSOURI BETWEEN BOONVILLE AND ST. LOUIS. OTHER SHOWERS AND
THUNDERSTORMS WERE LOCATED OVER THE SOUTHEAST CORNER OF NEBRASKA...
AND OVER PARTS OF EXTREME SOUTHWEST IOWA.

MOVEMENT OF ALL SHOWERS AND THUNDERSTORMS WAS EAST TO NORTHEAST AT
15 MILES AN HOUR.

LONGNECKER
Special weather statement, Jun 7, 9:28 AM CDT, 4 hours 13 minutes before
MOZ004-008-071630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
920 AM CDT THU JUN 7 1990

...A FLASH FLOOD WATCH IN EFFECT UNTIL 600 PM FOR NORTHWEST MISSOURI...

AT 915AM CDT...STRONG THUNDERSTORMS ARE MOVING NORTHEAST FROM OUT
OF NORTHEAST KANSAS. THESE STORMS ARE CAPABLE OF PRODUCING
STRONG WINDS AND HAIL. THE STRONGER THUNDERSTORMS ARE EXPECTED
TO MOVE ACROSS SOUTHEAST NEBRASKA AND NORTHWEST MISSOURI.

FLASH FLOOD GUIDANCE WOULD INDICATE IT WOULD TAKE BETWEEN 2 TO 3
INCHES OF RAINFALL OVER THE KANSAS CITY AREA NORTHWARD TO PRODUCE
FLASH FLOODING CONDITIONS. LESSER AMOUNTS OF RAIN COULD PRODUCE
FLOODING OVER THE COUNTIES OF CLAY...RAY...CARROLL...CLINTON...
BUCHANAN...DEKALB...AND DAVIES...WHERE HEAVY RAINS FELL WEDNESDAY
AND EARLY THIS MORNING.

PERSONS LIVING NEAR SMALL CREEKS AND STREAMS IN NORTHWEST MISSOURI
SHOULD KEEP A CLOSE EYE ON WATER LEVELS TODAY AND BE
PREPARED TO MOVE TO HIGHER GROUND SHOULD FLOODING CONDITIONS
THREATEN.

A LARGE PART OF NORTHERN MISSOURI REMAINS IN AN AREA OF POTENTIALLY
EXCESSIVE RAINFALL TODAY...AS WELL AS...A MODERATE RISK OF SEVERE
WEATHER.
POOLE
Special weather statement, Jun 7, 9:49 AM CDT, 3 hours 52 minutes before
MOZ004-008-071630-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
940 AM CDT THU JUN 7 1990

...FLASH FLOOD WATCH UNTIL 6PM FOR NORTHWEST MISSOURI INCLUDING ST
JOSEPH AND KANSAS CITY...

AT 930 AM...SCATTERED THUNDERSTORMS...WITH VERY HEAVY RAIN...AND
NUMEROUS SHOWERS WERE OCCURRING ACROSS NORTHERN MISSOURI...NORTH OF A
LINE FROM WEATHERBY MISSOURI...40 MILES NORTHEAST OF KANSAS CITY...
EXTENDING NORTH AND WEST TO OMAHA NEBRASKA.

THESE STORMS MAY PRODUCE FLOODING OF LOW LYING AREAS AS THEY
MOVE EAST AT 15 TO 20 MILES AN HOUR.

THUNDERSTORMS WERE ALSO OCCURRING IN NORTHEAST KANSAS AND SOUTHWEST
NEBRASKA FROM SENECA KANSAS...60 MILES NORTHWEST OF KANSAS CITY...
NORTHWARD TO LINCOLN NEBRASKA. MOVEMENT OF THESE VERY STRONG
THUNDERSTORMS IS NORTHEAST AT 45 MPH.

THESE STRONGER THUNDERSTORMS ARE CAPABLE OF PRODUCING GUSTY
WINDS...POSSIBLY SOME HAIL..AND VERY HEAVY RAIN AS THEY MOVE
ACROSS NORTHWEST MISSOURI AND SOUTHEAST NEBRASKA THROUGH NOON.
POOLE
Special weather statement, Jun 7, 10:46 AM CDT, 2 hours 55 minutes before
MOZ004-008-071830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
1030 AM CDT THU JUN 7 1990

...MODERATE SEVERE WEATHER THREAT ACROSS THE KANSAS CITY AND
ST. JOSEPH METROPOLITAN AREAS TODAY...

A MODERATE RISK OF SEVERE WEATHER WILL COUPLE WITH THE POTENTIAL
FOR FLASH FLOODING OVER BOTH METROPOLITAN AREAS OF KANSAS CITY
AND ST. JOSEPH INTO THE EARLY EVENING HOURS.

THE ATMOSPHERE IS VERY UNSTABLE OVER NORTHWEST MISSOURI. CONDITIONS
ARE FAVORABLE FOR RAPID DEVELOPMENT OF THUNDERSTORMS THROUGHOUT THE
DAY. SOME OF THESE THUNDERSTORMS MAY BE SEVERE...CAPABLE OF PRODUCING
HAIL AND GUSTY WINDS. ANOTHER SIGNIFICANT FACTOR IN TODAYS WEATHER
WILL BE THE THREAT OF HEAVY RAINFALL WITH THESE STORMS.

FLASH FLOOD GUIDANCE INDICATES IT WOULD TAKE BETWEEN 2 TO 3.5 INCHES
OF RAINFALL OVER NORTHWEST MISSOURI TO PRODUCE FLASH FLOODING. AREAS
THAT RECEIVED LARGE AMOUNTS OF RAINFALL WEDNESDAY AND EARLIER
THIS MORNING...WOULD TAKE LESSER AMOUNTS TO ENTER INTO A FLOODING
SITUATION.

AREAS OF PARTICULAR CONCERN AT THIS TIME LIE IN THE FOLLOWING
COUNTIES...CLAY...RAY...CARROLL...CLINTON...BUCHANAN...DEKALB...
AND DAVIES IN MISSOURI...AS WELL AS LEAVENWORTH COUNTY IN KANSAS.
PERSONS IN THESE COUNTIES THAT RECEIVED FROM 3 TO 5 INCHES OF RAIN
WEDNESDAY...SHOULD BE ALERT FOR ANY ADDITIONAL RAINFALL AMOUNTS
THAT COULD CAUSE FLASH FLOOD CONDITIONS TO DEVELOP.

POOLE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 2:53 AM CDTFlash Flood WarningEAXMontgomery4 hr
Jun 7, 6:25 AM CDTSevere Thunderstorm WarningEAXAndrew50 min
Jun 7, 9:00 AM CDTFlash Flood WarningEAXMontgomery3 hr
Jun 7, 9:54 AM CDTFlash Flood WarningEAXMacon4 hr
Jun 7, 9:54 AM CDTFlash Flood WarningEAXAudrain4 hr
Jun 7, 12:00 PM CDTTornado WarningEAXPettis20 min
Jun 7, 2:35 PM CDTSevere Thunderstorm WarningEAXCole, Miller, Osage55 min
Jun 7, 2:35 PM CDTSevere Thunderstorm WarningEAXMaries55 min
Jun 7, 3:25 PM CDTSevere Thunderstorm WarningEAXChariton, Randolph20 min
Jun 7, 6:49 PM CDTSevere Thunderstorm WarningEAXAudrain, Boone41 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.