Alert archive / Missouri / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 111, NWS Kansas City, MO

July 9, 1992Platte County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jul 9, 1992, 8:06 PM CDT for Platte County, Missouri. It was in force for 39 min.

The area

The counties it named.

The facts

Issued: Jul 9, 1992, 8:06 PM CDT (01:06 UTC)
Expired: Jul 9, 1992, 8:45 PM CDT
In force: 39 min
Issued by: NWS Kansas City, MO
Area: Whole counties

County Platte County, MO

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.1 hours before the alert went out and 86 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1343 J/kg
Mixed-layer CIN: -24 J/kg
Mixed-layer LCL: 1755 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 209 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 7.9

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Jul 9, 5:56 PM CDT, 2 hours 10 minutes before

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Special weather statement, Jul 9, 6:27 PM CDT, 1 hour 39 minutes before

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Special weather statement, Jul 9, 6:31 PM CDT, 1 hour 35 minutes before

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Special weather statement, Jul 9, 6:53 PM CDT, 1 hour 13 minutes before

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Special weather statement, Jul 9, 6:59 PM CDT, 1 hour 7 minutes before

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Special weather statement, Jul 9, 7:25 PM CDT, 41 minutes before

MOZ001-002-004-005-008-100100-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
724 PM CDT THU JUL 9 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF EAST KANSAS
AND NORTHERN MISSOURI...INCLUDING THE KANSAS CITY AND ST JOSEPH AREAS
...UNTIL 1100 PM THIS THURSDAY EVENING...

AT 720 PM...SCATTERED VERY STRONG THUNDERSTORMS WERE IN NORTHEAST
KANSAS...AND ACROSS PARTS OF NORTHWEST AND NORTHCENTRAL MISSOURI.

A VERY STRONG THUNDERSTORM WAS JUST NORTHWEST OF ST JOSEPH..IN
NORTHERN BUCHANAN COUNTY.  ANOTHER STRONG THUNDERSTORM WAS 30 MILES
NORTHEAST OF ST JOSEPH...NEAR PATTONSBURG.

THE STRONGER THUNDERSTORMS CONTAIN VERY HEAVY RAIN AND WIND GUSTS
TO 40 MILES AND POSSIBLY SOME SMALL HAIL.

ALL THE THUNDERSTORMS WERE MOVING EAST AT 25 MILES AN HOUR.
.
THE VERY HEAVY RAINS MAY CAUSE LOCALIZED FLOODING...ESPECIALLY IN
LOW LYING AREAS.  MOTORIST SHOULD NOT ATTEMP TO DRIVE ACROSS
HIGH WATER ON THE ROADS.

IF THREATHENING WEATHER APPROACHES YOUR AREA...MOVE INSIDE UNTIL
THE STORM PASSES THROUGH...AND LISTEN TO THE NOAA WEATHER RADIO
FOR LATER INFORMATION AND POSSIBLE WARNINGS.

AT 722 PM THUNDER WITH VERY HEAVY RAIN AND PEA SIZE$ HAIL WAS
OCCURRING AT THE KANSAS CITY INTERNATIONAL AIRPORT.
4/10 OF AN INCH OF RAIN FELL AT THE AIRPORT BETWEEN 705 PM AND 720 PM.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 7:51 PM CDT	Severe Thunderstorm Warning	EAX	Clay	39 min
Jul 9, 8:19 PM CDT	Tornado Warning	EAX	Ray	26 min
Jul 9, 9:55 PM CDT	Severe Thunderstorm Warning	EAX	Clay, Platte	35 min
Jul 10, 4:32 PM CDT	Severe Thunderstorm Warning	EAX	Benton	43 min
Jul 10, 5:23 PM CDT	Severe Thunderstorm Warning	EAX	Benton, Morgan	52 min
Jul 10, 5:36 PM CDT	Severe Thunderstorm Warning	EAX	Camden	54 min
Jul 10, 6:05 PM CDT	Severe Thunderstorm Warning	EAX	Camden, Miller, Moniteau, Morgan	55 min
Jul 10, 6:05 PM CDT	Severe Thunderstorm Warning	EAX	Maries	55 min
Jul 10, 6:34 PM CDT	Severe Thunderstorm Warning	EAX	Cole, Osage	56 min
Jul 9, 9:30 PM CDT	Severe Thunderstorm Warning	EAX	Leavenworth	30 min
Jul 10, 1:40 PM CDT	Severe Thunderstorm Warning	EAX	Linn	50 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1992 Every 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; the sounding from the Mesonet's radiosonde archive.