Alert archive / Illinois / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 37, NWS St. Louis, MO

June 24, 1992Randolph County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 24, 1992, 7:11 PM CDT for Randolph County, Illinois. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Jun 24, 1992, 7:11 PM CDT (00:11 UTC)
Expired
Jun 24, 1992, 7:45 PM CDT
In force
34 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Randolph County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 0.2 hours before the alert went out and 147 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 00:00Z on 1992-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1517 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 00:00Z on 1992-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
1517 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
1757 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 250011
SVRSTL
ILC157-250045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
711 PM CDT WED JUN 24 1992
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST ILLINOIS
 
   ...WESTERN RANDOLPH COUNTY
 
AT 706 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM OVER EXTREME EASTERN STE. GENEVIEVE COUNTY...OR
ABOUT 50 MILES SOUTH OF ST. LOUIS. THE STORM WAS MOVING TO THE EAST
AT 35 MILES AN HOUR...AND IS PROJECTED TO MOVE THROUGH MODOC AND RUMA.
 
THIS STORM HAS HAD A HISTORY OF PRODUCING SOME WIND DAMAGE AND SOME SMALHAIL.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
METZE

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 24, 4:27 PM CDT, 2 hours 44 minutes before
MOZALL-242200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
430 PM CDT WED JUN 10 1992

...SEVERE THUNDERSTORM WATCH FOR SOUTH CENTRAL MISSOURI UNTIL 900PM
THIS EVENING...

AT 420 PM STRONG THUNDERSTORMS WERE BETWEEN COLUMBIA AND 30 MILES
EAST OF COLUMBIA NEAR KINGDOM CITY MOVING EAST AT 35 TO 40 MILES AN
HOUR. ANOTHER STRONG THUNDERSTORM WAS 35 MILES EAST OF JEFFERSON CITY
OR ABOUT 7 MILES SOUTH OF HERMANN. A THUNDERSTORM PRODUCED A WIND GUST
OF 43 MILES AN HOUR AT BOTH DOWNTOWN COLUMBIA AND AT COLUMBIA REGIONAL
AIRPORT AT 412 PM THIS AFTERNOON. SMALL HAIL...DEADLY LIGHTNING AND
HEAVY RAIN CAN ALSO BE EXPECTED WITH THESE THUNDERSTORMS.

PERSONS ACROSS SOUTH AND EAST CENTRAL MISSOURI SHOULD KEEP ABREAST
OF THE LATEST ON THE THUNDERSTORMS AROUND THE AREA...AND LISTEN TO
NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION FOR THE LATEST
STATEMENTS OR POSSIBLE WARNINGS.

IF SEVERE WEATHER THREATENS YOUR AREA STAY INSIDE AWAY FROM
WINDOWS. DO NOT USE THE TELEPHONE OR ELECTRICAL APPLIANCES
UNTIL THE STORM HAS PASSED.

LA GREE
Special weather statement, Jun 24, 4:42 PM CDT, 2 hours 29 minutes before
MOZ011-012-018-242245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
442 PM CDT WED JUN 24 1992

...STRONG THUNDERSTORMS HAVE DEVELOPED ACROSS EAST CENTRAL AND SOUTHEAST
MISSOURI LATE THIS AFTERNOON...

AT 436 PM...STRONG THUNDERSTORMS EXTENDED FROM POTOSI OR 47 MILES
SOUTHWEST OF ST. LOUIS TO NEAR KNOB LICK OR 60 MILES SOUTHWEST OF ST.
LOUIS IN ST. FRANCOIS COUNTY. THESE STORMS WERE MOVING TO THE SOUTHEAST
AT 25 MILES AN HOUR.

STRONG THUNDERSTORMS WILL CONTINUE THROUGHOUT THE EVENING HOURS ACROSS
EAST CENTRAL AND SOUTHEAST MISSOURI. PEOPLE IN THESE AREAS SHOULD BE
PREPARED FOR HEAVY RAIN DROPPING VISIBILITIES TO AROUND ONE MILE OR
LESS...STRONG GUSTY WINDS...AND DANGEROUS LIGHTNING.

IF YOU'RE IN THE PATH OF THESE STORMS SEEK A STURDY BUILDING AND
STAY AWAY FROM WINDOWS.

METZE
Special weather statement, Jun 24, 5:24 PM CDT, 1 hour 47 minutes before
MOZ011-012-242330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
522 PM CDT WED JUN 24 1992

...STRONG THUNDERSTORMS CONTINUED TO ROLL ACROSS EAST CENTRAL
MISSOURI...
AT 521 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG
THUNDERSTORM LOCATED 40 MILES WEST OF ST. LOUIS...JUST WEST OF
WASHINGTON. THIS STORM WAS MOVING TO SOUTHEAST AT 30 MILES AN HOUR.
THIS STORM MAY PRODUCE WIND GUSTS BETWEEN 40 AND 50 MILES AN HOUR AND
SOME SMALL HAIL. THIS STORM WILL BE MOVING INTO THE UNION AND
WASHINGTON BY 540 PM.

IF YOU'RE IN THE PATH OF THIS STORM SEEK A STRONG BUILDING IF OUTSIDE
UNITL THE STORM PASSES.

METZE
Special weather statement, Jun 24, 5:43 PM CDT, 1 hour 28 minutes before
MOZ011-012-242345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
542 PM CDT WED JUN 24 1992

...STRONG THUNDERSTORMS CONTINUED ACROSS EAST CENTRAL AND SOUTHEAST
   MISSOURI...

AT 540 PM...SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED FROM NEAR CAPE
GIRARDEAU TO 15 MILES SOUTH OF ROLLA AND NORTH TO 25 MILES WEST OF ST.
LOUIS. THE STRONGEST THUNDERSTORMS WERE LOCATED ABOUT 15 SOUTH OF ROLLA
IN WESTERN DENT...AND 35 NORTHWEST OF CAPE GIRARDEAU. THESE STORNGER
STORMS WERE MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR.

MANY OF THESE STORMS WILL LIKELY PRODUCE GUSTY WINDS BETWEEN 35 TO
40 MILES AN HOUR...SMALL HAIL...BRIEF HEAVY DOWNPOURS...AND FREQUENT
DANGEROUS LIGHTNING.

IF YOU'RE ARE OUTSIDE AND IN THE PATH OF THESE STORMS...FIND SHELTER
IN THE STRONG BUILDING AND STAY AWAY FROM WINDOWS.

METZE
Special weather statement, Jun 24, 5:45 PM CDT, 1 hour 26 minutes before
MOZ011-012-017-018-022-242345-

SPECIAL WEATHER STATEMENT...CORRECTION TO CODING...
NATIONAL WEATHER SERVICE ST LOUIS MO
542 PM CDT WED JUN 24 1992

...STRONG THUNDERSTORMS CONTINUED ACROSS EAST CENTRAL AND SOUTHEAST
   MISSOURI...

AT 540 PM...SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED FROM NEAR CAPE
GIRARDEAU TO 15 MILES SOUTH OF ROLLA AND NORTH TO 25 MILES WEST OF ST.
LOUIS. THE STRONGEST THUNDERSTORMS WERE LOCATED ABOUT 15 SOUTH OF ROLLA
IN WESTERN DENT...AND 35 NORTHWEST OF CAPE GIRARDEAU. THESE STORNGER
STORMS WERE MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR.

MANY OF THESE STORMS WILL LIKELY PRODUCE GUSTY WINDS BETWEEN 35 TO
40 MILES AN HOUR...SMALL HAIL...BRIEF HEAVY DOWNPOURS...AND FREQUENT
DANGEROUS LIGHTNING.

IF YOU'RE ARE OUTSIDE AND IN THE PATH OF THESE STORMS...FIND SHELTER
IN THE STRONG BUILDING AND STAY AWAY FROM WINDOWS.

METZE
Special weather statement, Jun 24, 6:09 PM CDT, 1 hour 2 minutes before
MOZ010-013-014-015-016-242345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
605 PM CDT WED JUN 24 1992

...SEVERE THUNDERSTORM WATCH IS CANCELLED FOR A PORTION OF MISSOURI...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING
COUNTIES IN MISSOURI...

ZONE 10 - COLE COUNTY

ZONE 13 - ST CLAIR AND HICKORY COUNTIES

ZONE 14 - CAMDEN AND MILLER COUNTIES

ZONE 15 - VERNON...CEDAR...BARTON...AND DADE COUNTIES

ZONE 16 - DALLAS COUNTY

Nearby

Severe Thunderstorm Warnings in Illinois, 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; the sounding from the Mesonet's radiosonde archive.