Alert archive / Illinois / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 45, NWS St. Louis, MO

July 2, 1992Adams County, Brown County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jul 2, 1992, 4:41 PM CDT for Adams County, Brown County, Illinois. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Jul 2, 1992, 4:41 PM CDT (21:41 UTC)
Expired
Jul 2, 1992, 5:30 PM CDT
In force
49 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Adams County, IL, Brown County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 9.7 hours before the alert went out and 379 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 1992-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1159 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 1992-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.1939Sfc1 km3 km6 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
1159 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
563 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 022141
SVRSTL
ILC001-009-022230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
441 PM CDT THU JUL 2 1992
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL ILLINOIS
 
   ...SOUTHEASTERN ADAMS COUNTY...BROWN COUNTY
 
AT 435 PM CDT..WEATHER SERVICE RADAR SHOWED SEVERE THUNDERSTORMS OVER
SOUTHEAST ADAMS AND WESTERN BROWN COUNTIES IN WEST CENTRAL
ILLINOIS...APPROXIMATELY 15 TO 20 MILES SOUTHEAST OF QUINCY.
 
THE TOWNS OF VERSAILLES...BEVERLY ARE IN THE PATH OF THESE STORMS.
 
PEOPLE IN THESE TOWNS SHOULD SEEK SHELTER IMMEDIATELY.
 
THE SEVERE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 35 MILES AN
HOUR.
 
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 WARNIN{G.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
PRZYBYLINSKI

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 2, 1:04 PM CDT, 3 hours 37 minutes before
MOZ003-006-007-021900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
102 PM CDT THU JUL 2 1992

STRONG THUNDERSTORMS DEVELOPING OVER PARTS OF NORTHEAST MISSOURI...

AT 100 PM CDT...NWS DOPPLER RADAR SHOWED A SMALL AREA OF STRONG
THUNDERSTORMS DEVELOPING OVER WESTERN LEWIS AND MARION COUNTIES
IN NORTHEAST MISSOURI...ABOUT 10 MILES WEST OF QUINCY TO 35 MILES
SOUTHWEST OF QUINCY.

THESE STORMS ARE CAPABLE OF PRODUCING GUSTY SURXFACE WINDS...SMALL
HAIL...AND TORRENTIAL RAINFALL.

THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 35 TO 40 MILES AN
HOUR.

RP
Special weather statement, Jul 2, 1:13 PM CDT, 3 hours 28 minutes before
MOZALL-021900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
110 PM CDT THU JUL 2 1992

...MORE THUNDERSTORMS DEVELOPING IN CENTRAL MISSOURI...
...A TORNDAO WATCH IS IN EFFECT FOR THE NORTHERN HALF OF MID MISSOURI
UNTIL 5PM...

AT 105 PM...AN ISOLATED THUNDERSTORM WITH VERY HEAVY RAIN WAS IN CENTRAL
MISSOURI JUST NORTH OF FAYETTE OR 25 MILES NORTHWEST OF COLUMBIA.  THE
STORM WAS MOVING NROTHEAST AT 35 MPH AND WILL MOVE OVER MOBERLY BY
130 PM.

OTHER THUNDERSTORMS WITH HEAVY RAIN WERE MOVING INTO NORTHWEST PARTS OF
CENTRAL MISSOURI.

LARM
Special weather statement, Jul 2, 2:08 PM CDT, 2 hours 33 minutes before
MOZALL-022000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
205 PM CDT THU JUL 2 1992

...A TORNDAO WATCH IS IN EFFECT FOR THE NORTHERN HALF OF MID MISSOURI
UNTIL 5PM...

AT 200 PM THUNDERSTORMS WERE SCATTERED ALONG A LINE 15 MILES WIDE FROM
NEAR THE CITY OF COLUMBIA TO ABOUT HANIBAL...AND ANOTHER CLUSTER OF
THUNDERSTORMS WERE 35 MILES SOUTHWEST OF KIRKSVILLE BEWEEN SALISBURY
AND BROOKFIELD. ALL OF THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35
MILES AN HOUR. THE THUNDERSTORMS IN CENTRAL MISSOURI WERE PRODUCING
BRIEF HEAVY RAIN...DEADLY LIGHTNING AND GUSTY WINDS...BUT WERE CAPABLE
OF INTENSIFYING IN THE UNSTABLE AIR ACROSS THE AREA THE REST OF THIS
AFTERNOON AND THIS EVENING.

PERSONS ACROSS NORTH CENTRAL MISSOURI SHOULD REMAIN ALERT TO THE
POSSIBILITY OF SEVERE THUNDERSTORMS THAT COULD PRODUCE TORNADOES
THE REST OF THIS AFTERNOON AND THIS EVENING. LISTEN TO NOAA WEATHER
RADIO...OR COMMERCIAL RADIO OR TELEVISION FOR THE LATEST
STATEMENTS OR POSSIBLE WARNINGS.

LA GREE
Special weather statement, Jul 2, 2:57 PM CDT, 1 hour 44 minutes before
MOZ003-006-007-011-012-022100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
257 PM CDT THU JUL 2 1992

...A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF NORTHEAST AND PARTS OF
EAST CENTRAL MISSOURI UNTIL 1000 PM CDT THIS FRIDAY AFTERNOON AND EVENIN
.
AT 245 PM CDT...NWS DOPPLER RADAR SHOWED AN AREA OF INTENSE
THUNDERSTORMS EXTENDING FROM 30 MILES NORTH OF COLUMBIA TO
30 MILES TO 45 MILES NORTH OF QUNICY.

A SECOND AREA OF SEVERE THUNDERSTORMS EXTENDS FROM 20 MILES EAST OF
QUINCY TO 50 MILES EAST OF QUINCY.

THE STRONGEST THUNDERSTORMS WERE LOCATED OVER WESTERN BROWN COUNTY
ILLINOIS...ABOUT 20 MILES EAST OF QUINCY AND NEAR KNOX CITY..
ABOUT 35 NORTHWEST OF QUINCY.
 
MANY OF THESE STORMS WILL PRODUCE GUSTY SURFACE WINDS...TORRENTIAL
RAINFALL WHICH WILL PRODUCE PONDING OF WATER AND LOCAL FLOODING AND
DANGEROUS LIGHTNING.

THE THUNDERSTORMS WERE MOVING TO THE EAST NORTHEAST AT 30 MILES AN HOUR.

RP
Special weather statement, Jul 2, 3:00 PM CDT, 1 hour 41 minutes before
MOZALL-022100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
300 PM CDT THU JUL 2 1992

...A TORNADO WATCH IS IN EFFECT FOR MOST OF THE NORTHWEST HALF OF
MISSOURI UNTIL 9 PM...
...ANOTHER TORNADO WATCH IS IN EFFECT FOR EAST CENTRAL MISSOURI
UNITL 10 PM CDT..

THE TORNADO WATCH FOR THE NORTHWEST HALF OF THE STATE INCLUDES ALL
BUT THE FAR NORTHWEST COUNTIES AND THE EXTREME SOUTHWEST CORNER
OF THE STATE. SOME OF THE CITIES IN THIS TORNADO WATCH ARE KANSAS CITY
...JOPLIN...COLUMBIA...KIRKSVILLE AND HANNIBAL.  THIS WATCH RELPACES
TORNADO WATCH NUMBER 323 THAT COVERED NORTHEAST MISSOURI.

THE WATCH FOR EAST CENTRAL MISSOURI INCLUDES ALL OF THE ST LOUIS
METRO AREA AND ALSO JEFFERSON CITY AND BOWLING GREEN.

THUNDERSTORMS HAVE BEEN RUMBLING ACROSS NORTHEAST MISSOURI SINCE THIS
MORNING AND MORE STORMS WERE DEVELOPING OVER WESTERN MISSOURI AT
MID-AFTERNOON.  THE STORMS IN THE NORTHEAST HAVE BEEN PRODUCING
SEVERE WEATHER.  THE ATMOSPHERE IS RIPE FOR THE DEVELOPMENT OF
MORE SEVERE STORMS IN AND CLOSE TO THE WATCH AREA.

PEOPLE IN THE WATCH AREA AND THOSE PLANNING TRAVEL THROUGH THIS PART
OF MISSOURI SHOULD KEEP INFORMED OF THE LATEST WEATHER CONDITIONS.
YOU SHOULD LISTEN TO NOAA WEATHER RADIO OR LOCAL RADIO AND T.V.
STATIONS FOR FURTHER WEATHER INFORMATION.

FERRY
Special weather statement, Jul 2, 3:59 PM CDT, 42 minutes before
MOZ003-006-007-011-022200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
359 PM CDT THU JUL 2 1992

...A TORNADO WATCH REMAINS IN EFFECT FOR NORTHEAST MISSOURI...WESTERN
ILLINOIS AND PARTS OF CENTRAL MISSOURI TIL 10 PM CDT...

AT 340 PM CDT...NWS DOPPLER RADAR SHOWED AN AREA OF INTENSE
THUNDERSTORMS OVEWR PARTS OF WEST CENTRAL ILLINOIS AND NORTHEAST
MISSOURI.

THE STRONGEST THUNDERSTORMS WERE LOCATED OVER CENTRAL ADAMS COUNTY...
5 TO 8 MILES EAST OF QUNICY...HANCOCK COUNTY ILLINOIS...20 MILES NORTH
OF QUNICY AND NORTHWEST RALLS COUNTY MISSOURI...ABOUT 30 MILES
SOUTHWEST OF QUINCY.

AT 345 PM CDT...THE ADAMS COUNTY SHERIFF REPORTED SURFACE WIND GUSTS OF
35 TO 45 MILES AN HOUR AND BLINDING RAINFALL.

MANY OF THESE STORMS WILL PRODUCE STRONG AND GUSTY SURFACE
WINDS...TORRENTIAL RAINFALL WHICH WILL PRODUCE LOCAL PONDING OF WATER ON
ROADWAYS AND DANGEROUS LIGHTNING.

THE THUNDERSTORMS WERE MOVING TO THE EAST 1NORTHEAST AT 35 TO 40 MILES AN
HOUR.

PEOPLE IN THE TORNADO WATCH AREA SHOULD KEEP TUNE FOR LATER STATEMENTS
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

RP

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 1:08 PM CDTSevere Thunderstorm WarningLSXAdams52 min
Jul 2, 1:49 PM CDTTornado WarningLSXAdams41 min
Jul 2, 2:18 PM CDTTornado WarningLSXAdams42 min
Jul 2, 2:48 PM CDTSevere Thunderstorm WarningLSXBrown42 min
Jul 2, 4:31 PM CDTSevere Thunderstorm WarningLSXPike44 min
Jul 2, 4:49 PM CDTSevere Thunderstorm WarningLSXScott41 min
Jul 2, 5:08 PM CDTSevere Thunderstorm WarningLSXGreene37 min

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.