Alert archive / Missouri / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 23, NWS St. Louis, MO

June 17, 1992Lewis County, Marion County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 17, 1992, 12:41 PM CDT for Lewis County, Marion County, Missouri. It was in force for 34 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 17, 1992, 12:41 PM CDT (17:41 UTC)
Expired
Jun 17, 1992, 1:15 PM CDT
In force
34 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Lewis County, MO, Marion County, MO

What was reported inside it

TimeReportWhereRemark
Jun 17, 12:55 PM CDTHail 1.25Marion, 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, 5.7 hours before the alert went out and 357 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 1992-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1992-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -45 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2067 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-45 m²/s²
0-3 km storm-relative helicity
-37 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 KSTL 171742
SVRSTL
MOC111-127-171815-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1241 PM CDT WED JUN 17 1992
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  115 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST MISSOURI
 
   ...SOUTHERN LEWIS COUNTY...NORTHERN MARION COUNTY
 
AT 1229 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM 5 MILES NORTHEAST OF SHELBYVILLE IN SHELBY COUNTY...
30 MILES EAST OF HANNIBAL. THE STORM WAS MOVING NORTHEAST AT 40 MPH.
 
THIS STORM WILL BE MOVING INTO THE PHILADEPHIA...PALMYRA...AND TAYLOR
AREAS BY 1 PM.  IF YOU LIVE IN THESE AREAS...MOVE TO SHELTER IMMEDIATELY
UNTIL THE STORM PASSES.
 
A TORNADO WATCH IS ALSO 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.
 
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.
 
EHG/RP

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 17, 6:52 AM CDT, 5 hours 49 minutes before
MOZALL-171500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
651 AM CDT WED JUN 17 1992

...THE SEVERE THUNDERSTORM WATCH FOR NORTH CENTRAL AND NORTHEAST
MISSOURI IS NO LONGER IN EFFECT...

THE SEVERE THUNDERSTORM WATCH FOR NORTH CENTRAL AND NORTHEAST MISSOURI
HAS BEEN CANCELLED.  THE THUNDERSTORMS THAT WERE OVER PORTIONS OF NORTH
CENTRAL MISSOURI HAVE DISSIPATED.

AT 645 AM...WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS
DEVELOPING NEAR COLUMBIA IN CENTRAL MISSOURI.  THE STORMS WERE MOVING
TO THE NORTHEAST AT 30 TO 35 MILES AN HOUR.

MAINELLI
Local storm report, Jun 17, 11:31 AM CDT, 1 hour 10 minutes before
MOZALL-171730-

PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA MO
1130 AM CDT WED JUN 17 1992

DLAD REPORTS (POST EVENT FOLLOW-UP)

COUNTY      TIME(CDT)   REPORT
SW MACON    1045-1100   5 N. OF NEW CAMBRIA. HAIL (.75).  RAIN 0.90" IN
                        15 MINUTES.
NW CHARITON @1100       N. OF SALISBURY (PSBLY NR BYNUMVILLE) LARGE HAIL.
                        (SIZE NOT SPECIFIED)

SE LINN     1110        BUCKLIN AND AT THE INTERSECTION OF HIWAY 5 AND 36.
                        GOLFBALL SIZE HAIL (1.75).

NW MACON    1150        NR ELMER.  HAIL(1.00) AND 1.00" RAIN.  CORN AND
                        TOMATOES IN A SMALL GARDEN WERE FLATTENED.

NE MACON    @1300       ISN ATLANTA.  HAIL(0.50 - 0.75). NOT MUCH RAIN.
Special weather statement, Jun 17, 12:29 PM CDT, 12 minutes before
MOZ003-007-171830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1228 PM CDT WED JUN 17 1992

AT 1223 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A DEVELOPING
LINE OF STRONG THUNDERSTORMS OVER NORTHEAST MISSOURI. THE LINE EXTENDED
FROM NEAR PEAKSVILLE IN CLARK COUNTY...TO NEAR CLARENCE IN SHELBY
COUNTY. STORM MOVEMENT WAS TO THE NORTHEAST AT 40 MPH.

THESE STORMS SHOULD BE MOVING INTO THE MONTICELLO AND SHELBYVILLE AREAS
THROUGH 1245 PM...REACHING THE CITIES OF LA GRANGE AND TAYLOR AROUND
1 PM.

SMALL HAIL...GUSTY WINDS...VERY HEAVY RAIN...AND DEADLY LIGHTNING WILL
BE POSSIBLE WITH THE PASSAGE OF THESE STORMS.  IF THEY MOVE INTO YOUR
AREA...MOVE TO SHELTER IMME6DIATELY UNTIL THE STORMS PASS.

GOETSCH

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 1:27 PM CDTSevere Thunderstorm WarningLSXMarion48 min
Jun 17, 2:44 PM CDTSevere Thunderstorm WarningLSXPike34 min
Jun 17, 3:55 PM CDTSevere Thunderstorm WarningLSXPike32 min
Jun 17, 3:55 PM CDTSevere Thunderstorm WarningLSXLincoln44 min

Nearby

Severe Thunderstorm Warnings in Missouri, 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.