Alert archive / Missouri / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 6, NWS St. Louis, MO

March 6, 1992Saint Louis County, City of Saint Louis, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Mar 6, 1992, 3:31 PM CST for Saint Louis County, City of Saint Louis, Missouri. It was in force for 59 min. 2 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
Mar 6, 1992, 3:31 PM CST (21:31 UTC)
Expired
Mar 6, 1992, 4:30 PM CST
In force
59 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties City of Saint Louis, MO, Saint Louis County, MO

What was reported inside it

TimeReportWhereRemark
Mar 6, 3:35 PM CSTHail 0.75St. Louis, MO
Mar 6, 3:55 PM CSTHail 0.75St. Louis, 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

Paducah/Barkley, KY (KPAH), launched 12:00Z, 9.5 hours before the alert went out and 225 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, Paducah/Barkley, KY at 12:00Z on 1992-03-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 39 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, Paducah/Barkley, KY at 12:00Z on 1992-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
39 J/kg
Mixed-layer CIN
-127 J/kg
Mixed-layer LCL
1022 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
71 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 KSTL 062132
SVRSTL
MOC189-510-062230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
331 PM CST FRI MAR 6 1992
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSOURI
 
   ...ST LOUIS COUNTY
 
  AND THE INDEPENDENT CITY OF
 
   ...ST LOUIS CITY
 
AT 330 PM CST RADAR INDICATED A SEVERE THUNDERSTORM OVER SOUTHWEST
ST. LOUIS COUNTY. THE STORM WAS MOVING NORTHEAST AT 20 MILES AN
HOUR.
 
AT 327 PM CST...SKYWARN SPOTTERS REPORTED 3/4 INCH DIAMETER HAIL AT
INTERSTATE HIGHWAY 270 AND MANCHESTER ROAD.
 
THIS STORM WILL CONTINUE TO PRODUCE LARGE HAIL...VERY HEAVY RAIN...
STRONG WIND GUSTS AND FREQUENT LIGHTNING.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSI>DE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
J[PK

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, Mar 6, 1:07 PM CST, 2 hours 24 minutes before
MOZ003-006-007-010-011-012-017-018-062000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
104 PM CST FRI MAR 6 1992

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF EAST
MISSOURI...

A SEVERE THUNDERSTORM WATCH COVERS MUCH OF EAST MISSOURI UNTIL
700 PM CST THIS FRIDAY EVENING. SEVERE THUNDERSTORMS...PRODUCING
LARGE HAIL...DAMAGING WINDS AND VERY HEAVY RAIN WILL BE POSSIBLE
IN AND CLOSE TO THE WATCH AREA.

A STRONG AREA OF LOW PRESSURE OVER NORTHEAST KANSAS...WITH A COLD
FRONT TRAILING SOUTH INTO EAST OKLAHOMA...WILL BE THE TRIGGER FOR
THE SEVERE STORMS. THE WEATHER SYSTRM WILL MOVE NORTHEAST THIS
AFTERNOON AND EVENING TRACKING INTO IOWA.

A LINE OF STRONG STORMS HAS ALREADY FORMED FROM NORTH CENTRAL
MISSOURI...ACROSS THE CENTRAL PART OF THE STATE IN THE COLUMBIA
AREA...THEN TO NEAR HOUSTON IN TEXAS COUNTY. THE STORMS WERE
MOVING NORTHEAST AT 25 MILES AN HOUR.

PEOPLE IN THE WATCH AREA SHOULD BE OWN THE ALERT FOR POSSIBLE SEVERE
WEATHER AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IN THREATENED.
LISTEN TO NOAA WEATHER RADIO OR TO COMMERCIAL RADIO OR TELEVISION
FOR THE LATEST WEATHER INFORMATION.

JPK
Special weather statement, Mar 6, 2:15 PM CST, 1 hour 16 minutes before
MOZ003-006-007-010-011-012-017-018-062100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
213 PM CST FRI MAR 6 1992

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF EASTERN
MISSOURI...

A SEVERE THUNDERSTORM WATCH CONTINUES ACROSS MUCH OF EASTERN MISSOURI
UNTIL 700 PM CST THIS FRIDAY EVENING. SEVERE THUNDERSTORMS...PRODUCING
LARGE HAIL...DAMAGING WINDS AND VERY HEAVY RAIN ARE POSSIBLE IN AND
CLOSE TO THE WATCH AREA.

RADAR INDICATED SCATTERED THUNDERSTORMS FROM SOUTH CENTRAL TO NORTHEAST
MISSOURI.  THE AREA EXTENDED FROM WEST PLAINS MISSOURI TO KIRKSVILLE
MISSOURI...WITH THE HEAVIEST RAIN OCCURRING IN NORTHERN GASCONADE AND
AND CALLAWAY COUNTY.  THE LINE OF STORMS WAS MOVING TO THE NORTHEAST
AT 30 MILES AN HOUR.  PERSONS LOCATED IN AUDRAIN...MONTGOMERY...WARREN
...FRANKLIN...CRAWFORD...AND DENT COUNTIES CAN EXPECT THESE STORMS TO
MOVE ACROSS THEIR AREA BETWEEN 230 AND 300 PM.
.
THESE STORMS HAVE A PAST HISTORY OF LARGE HAIL...VERY HEAVY RAINS...
AND STRONG GUSTY WINDS.

PEOPLE IN THE WATCH AREA SHOULD BE ON THE ALERT FOR POSSIBLE SEVERE
WEATHER AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IN THREATENED.
LISTEN TO NOAA WEATHER RADIO OR TO COMMERCIAL RADIO OR TELEVISION
FOR THE LATEST WEATHER INFORMATION.

MM/WB
Special weather statement, Mar 6, 3:10 PM CST, 21 minutes before
MOZ003-006-007-010-011-012-017-018-062200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
310 PM CST FRI MAR 6 1992

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR EASTERN MISSOURI...

A SEVERE THUNDERSTORM WATCH CONTINUES ACROSS EASTERN MISSOURI UNTIL
700 PM CST THIS FRIDAY EVENING. SEVERE THUNDERSTORMS...PRODUCING
LARGE HAIL...DAMAGING WINDS AND VERY HEAVY RAIN ARE POSSIBLE IN AND
CLOSE TO THE WATCH AREA.

AT 300 PM...RADAR INDICATED SCATTERED THUNDERSTORMS EXTENDING ALONG THE
EASTERN EDGE OF MISSOURI.  THESE STORMS WERE LOCATED FROM QUINCY
ILLINOIS TO NEAR POPLAR BLUFF MISSOURI.  THE STRONGER STORMS WERE IN
REYNOLDS AND JEFFERSON COUNTIES IN MISSOURI.  ALL OF THE PRECIPITATION
WAS MOVING TO THE EAST AT 30 MPH.

PERSONS IN THE COUNTIES MENTIONED SHOULD BE ALERT TO THE APPROACH OF
THESE STRONG STORMS.  THE HISTORY OF THIS STORM ENTAILED 3/4 INCH HAIL
IN EMINENCE MISSOURI IN SHANNON COUNTY.  ALSO ASSOCIATED WITH THESE
STORMS IS VERY HEAVY RAINS AND STRONG GUSTY WINDS.

PEOPLE IN THE WATCH AREA SHOULD BE ON THE ALERT FOR POSSIBLE SEVERE
WEATHER AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IN THREATENED.
LISTEN TO NOAA WEATHER RADIO OR TO COMMERCIAL RADILO OR TELEVISION
FOR THE LATEST WEATHER INFORMATION.

MM/WB
Special weather statement, Mar 6, 3:16 PM CST, 15 minutes before
MOZ006-010-062200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
315 PM CST FRI MAR 6 1992

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR A PORTION OF
CENTRAL MISSOURI...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR MACON...RANDOLPH
...BOONE...AUDRAIN...CALLAWAY...AND OSAGE COUNTIES OF NORTH CENTRAL
AND CENTRAL MISSOURI.  STRONG THUNDERSTORMS HAVE MOVED TO THE EAST
OF THIS AREA...AND THE THREAT OF SEVERE THUNDERSTOIRMS HAS DIMINISHED.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 1:58 PM CSTSevere Thunderstorm WarningLSXDent62 min
Mar 6, 2:20 PM CSTSevere Thunderstorm WarningLSXWarren55 min
Mar 6, 2:56 PM CSTSevere Thunderstorm WarningLSXReynolds64 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.