Alert archive / Illinois / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 47, NWS Lincoln, IL

June 23, 1992Mason County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jun 23, 1992, 9:32 PM CDT for Mason County, Illinois. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jun 23, 1992, 9:32 PM CDT (02:32 UTC)
Expired
Jun 23, 1992, 10:00 PM CDT
In force
28 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Mason County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 2.5 hours before the alert went out and 368 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 1992-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 156 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 1992-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 square meters per square second.19395878Sfc1 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
156 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
1681 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPIA 240232
SVRPIA
ILC125-240300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE PEORIA IL
932 PM CDT TUE JUN 23 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE CENTRAL PART OF ILLINOIS
      EASTERN MASON

AT 9:30 PM CDT... RADAR INDICATED A SEVERE THUNDERSTORM NEAR FOREST
 CITY IN NORTHERN MASON COUNTY.  THIS STORM HAS TURNED TO SOUTH
SOUTH SOUTHEAST MOVEMENT AT 35 TO 40 MPH AND WILL MOVE ACROSS THE
CITY OF MASON CITY BY 9:45 PM.

IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VER	Y HEAVY
RAIN AND LIGHTNING.

ATTN ISP 9

JACOBS

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 23, 6:56 PM CDT, 2 hours 36 minutes before
ILZ009-240055-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
655 PM CDT TUE JUN 23 1991

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM CDT...

SHOWERS AND THUNDERSTORMS REMAIN OVER PORTIONS OF CENTRAL ILLINOIS.
AT 653 PM CDT...WEATHER RADARS SHOWS AN AREA OF THUNDERSTORMS NORTH OF
A LINE FROM PEARL ILLINOIS 55 MILES SOUTHWEST OF SPRINGFIELD TO 18
MILES SOUTHEAST OF DECATUR NEAR LOVINGTON. THE STORM WERE MOVING
SOUTHEAST AT 35 MPH.

THE STRONGEST THUNDERSTORMS WERE 30 MILES SOUTHEAST OF BURLINGTON IOWA
NEAR COLCHESTER ILLINOIS AND IN SOUTHERN PIATT COUNTY NEAR BEMENT 25
MILES EAST OF DECATUR. THESE STORM MAY LIKELY PRODUCE HEAVY RAINFALL..
DANGEROUS LIGHTNING...HAIL AND STRONG GUSTY WINDS.

PERSONS ARE ADVISED TO BE AWARE OF THESE STORMS AND LISTEN TO RADIO
TELEVISION OR MONITOR NOAA WEATHER RADI0 FOR FURTHER STATEMENTS AND

POSSIBLE WARNINGS. NO SEVERE WEATHER HAS BEEN REPORTED DURING THE
PAST HOUR.

HILLIARD
Special weather statement, Jun 23, 7:25 PM CDT, 2 hours 7 minutes before
ILZ009-240025-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
725 PM CDT TUE JUN 23 1991

...SEVERE THUNDERSTORM WATCH NUMBER 435 IS NO LONGER FOR PORTIONS
   OF EAST CENTRAL ILLINOIS...

THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT UNTIL 8 PM CDT FOR
THE EAST CENTRAL ILLINOIS COUNTIES OF EDGAR...CLARK AND CUMBERLAND
IS NO LONGER IN EFFECT FOR THE ABOVE COUNTIES. THE SEVERE THUNDERSTORMS
HAVE MOVED SOUTH OF THE AREA.

HILLIARD
Special weather statement, Jun 23, 7:35 PM CDT, 1 hour 57 minutes before
ILZ005-006-007-009-240130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
732 PM CDT TUE JUN 23 1992

AT 7:30 PM CDT... RADAR INDICATED A STRONG THUNDERSTORM IN PROGRESS OVER
EXTREME SOUTHERN SCHUYLER COUNTY ABOUT 5 MILES SOUTH OF RUSHVILLE.  THIS
THUNDERSTORM HAS BEEN MOVING TO THE SOUTHEAST AT 35 MPH AND SHOULD PASS
OUT OF SCHUYLER COUNTY INTO CASS COUNTY BEFORE 8PM.

ELSEWHERE... A SEVERE THUNDERSTORM WAS OCCURRING IN EXTREME SOUTHEASTERN
IOWA 15 TO 20 MILES NORTH OF BURLINGTON IOWA.  AT ITS PRESENT MOVEMENT
THIS THUNDERTSTORM SHOULD PASS OVER THE MISSISSIPPI RIVER INTO HENDERSON
COUNTY OF WESTERN ILLINOIS BETWEEN 7:45 AND 8:00 PM... NEAR OQUAWKA.

THE STORM IS BEING CLOSELY MONITORED... A WARNING MAY BE REQUIRED.

A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 9PM.

JACOBS
Special weather statement, Jun 23, 7:39 PM CDT, 1 hour 53 minutes before
ILZ005-006-007-009-240130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
732 PM CDT TUE JUN 23 1992

AT 7:30 PM CDT... RADAR INDICATED A STRONG THUNDERSTORM IN PROGRESS OVER
EXTREME SOUTHERN SCHUYLER COUNTY ABOUT 5 MILES SOUTH OF RUSHVILLE.  THIS
THUNDERSTORM HAS BEEN MOVING TO THE SOUTHEAST AT 35 MPH AND SHOULD PASS
OUT OF SCHUYLER COUNTY INTO CASS COUNTY BEFORE 8PM.

ELSEWHERE... A SEVERE THUNDERSTORM WAS OCCURRING IN EXTREME SOUTHEASTERN
IOWA 15 TO 20 MILES NORTH OF BURLINGTON IOWA.  AT ITS PRESENT MOVEMENT
THIS THUNDERTSTORM SHOULD PASS OVER THE MISSISSIPPI RIVER INTO HENDERSON
COUNTY OF WESTERN ILLINOIS BETWEEN 7:45 AND 8:00 PM... NEAR OQUAWKA.

THE STORM IS BEING CLOSELY MONITORED... A WARNING MAY BE REQUIRED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 9PM.

JACOBS   /CORRECTION TO LAST SENTENCE/
Special weather statement, Jun 23, 7:56 PM CDT, 1 hour 36 minutes before
ILZ009-240155-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
755 PM CDT TUE JUN 23 1991

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM CDT...

SHOWERS AND THUNDERSTORMS REMAIN OVER PORTIONS OF CENTRAL ILLINOIS.
AT 753 PM CDT...WEATHER RADARS SHOWS AN AREA OF SCATTERED THUNDERSTORMS
EAST OF A LINE FROM BURLINGTON IOWA TO STAUTON ILLINOIS 30 MILES NORTH/
EAST OF ST.LOUIS MISSOURI. THE STORMS CONTINUE TO MOVE SOUTHEAST AT
35 MPH.

THE STRONGEST THUNDERSTORM WAS 38 MILES NORTHWEST OF SPRINGFIELD IN
CASS COUNTY NEAR BLUFF SPRINGS ILLINOIS. THIS STORM MAY LIKELY PRODUCE
HEAVY RAINFALL...DANGEROUS LIGHTNING...HAIL AND GUSTY WINDS.

PERSONS ARE ADVISED TO BE AWARE OF THESE STORMS AND LISTEN TO RADIO
TELEVISION OR MONITOR NOAA WEATHER RADI0 FOR FURTHER STATEMENTS AND

POSSIBLE WARNINGS. NO SEVERE WEATHER HAS BEEN REPORTED DURING THE
PAST HOUR.

HILLIARD
Special weather statement, Jun 23, 8:56 PM CDT, 36 minutes before
ILZ009-240255-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
855 PM CDT TUE JUN 23 1991

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 2 AM CDT...

SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE INTO CENTRAL ILLINOIS. AT
853 PM CDT...WEATHER RADARS SHOWS AN AREA OF SCATTERED THUNDERSTORMS
WEST OF A LINE FROM BRADFORD ILLINOIS TO 25 MILES SOUTHEAST OF
SPRINGFIELD NEAR TAYLORVILLE ILLINOIS. THE STORMS CONTINUE TO MOVE
SOUTHEAST AT 35 MPH.

THE STRONGEST THUNDERSTORMS WERE NORTH OF THE ILLINOIS RIVER IN FULTON
AND MASON COUNTIES. THESE STORMS MAY LIKELY PRODUCE HEAVY RAINFALL...
DANGEROUS LIGHTNING...HAIL AND GUSTY WINDS.

PERSONS ARE ADVISED TO BE AWARE OF THESE STORMS AND LDISTEN TO RADIO
TELEVISION OR MONITOR NOAA WEATHER RADI0 FOR FURTHER STATEMENTS AND
POSSIBLE WARNINGS. NO SEVERE WEATHER HAS BEEN REPORTED DURING THE
PAST HOUR.

HILLIARD

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 8:01 PM CDTSevere Thunderstorm WarningILXHenderson29 min
Jun 23, 8:28 PM CDTSevere Thunderstorm WarningILXKnox47 min
Jun 23, 8:28 PM CDTSevere Thunderstorm WarningILXMcDonough47 min
Jun 23, 8:48 PM CDTSevere Thunderstorm WarningILXFulton, Mason42 min
Jun 23, 9:51 PM CDTSevere Thunderstorm WarningILXLogan54 min
Jun 23, 9:58 PM CDTTornado WarningILXTazewell17 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.