Alert archive / Illinois / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 10, NWS Lincoln, IL

April 15, 1992Woodford County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Apr 15, 1992, 3:00 AM CDT for Woodford County, Illinois. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Apr 15, 1992, 3:00 AM CDT (08:00 UTC)
Expired
Apr 15, 1992, 3:30 AM CDT
In force
30 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Woodford County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 8.0 hours before the alert went out and 416 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 1992-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 88 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 1992-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.1939Sfc1 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
88 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
1955 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
91 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 KPIA 150800
SVRPIA
ILC203-150900-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE PEORIA IL
300 AM CDT WED APR 15 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 400 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE CENTRAL PART OF ILLINOIS
      EASTERN WOODFORD

AT 240 AM CDT...GOLF BALL SEZED HAIL WAS REPORTED BY THE WOODFORD
COUNTY SHERRIFS DEPARTMENT BETWEEN EUREKA AND ROANOKE IN CENTRAL
WOODFORD COUNTY. THE THUNDERSTORM CELL THAT PRODUCED THE LARGE HAIL
 WAS MOVING TO THE EAST AT 20 MPH. TOWNS IN THE PATH OF THIS STORM
INCLUDE BENSEN PANOLA NAND EL PASO...ALL IN EASTERN WOODFORD COUNTY
.

THIS SLOW MOVING THUNDERSTORM MAY CAUSE FLOODING OF SMALL STREAMS
AND UNDERPASSES.

INTENSE LIGHTNING IS REPORTED WITH THIS STORM.  IF OUTDOORS...
STAY AWAY FROM HIGH OBJECTS.  MOVE INDOOR IF POSSIBLE.  WHEN
INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOIrD USING
TELEPHONES AND ELECTRICAL EQUIPMENT.

ATTN ISP 8

BREESER

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, Apr 15, 1:50 AM CDT, 1 hour 10 minutes before
ILZ009-010-150800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
1 48 AM CDT WED APR 15 1992

...STRONG THUNDERSTORMS OVER CENTRAL AND EAST CENTRAL ILLINOIS...

AT 1 45 AM CDT...SCATTERED STRONG THUNDERSTORMS AND NUMEROUS SHOWERS
WERE ACROSS CENTRAL AND EAST CENTRAL FROM PEORIA TO BETWEEN LINCOLN
AND BLOOMINGTON TO BETWEEN DECATUR AND CHAMPAIGN TO BETWEEN CHARLESTON
AND TERRE HAUTE INDIANA.  THE THUNDERSTORMS WERE PRODUCING FREQUENT
DANGEROUS LIGHTNING...BRIEF HEAVY RAIN AND POSSIBLE HAIL.  THE AREA
OF THUNDERSTORMS AND SHOWERS WAS MOVING SLOWLY NORTHEAST AT 10 MPH
WHILE THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MPH.

IT WILL BE PARTLY TO MOSTLY CLOUDY OVERNIGHT OVE=R CENTRAL AND EAST
CENTRAL ILLINOIS WITH SCATTERED SHOWERS AND THUNDERSTORMS POSSIBLE.
LOW TEMPERATURES WILL BE AROUND 50 DEGREES WITH SOUTHEAST WINDS 5 TO
15 MPH.
PALMER
Special weather statement, Apr 15, 2:09 AM CDT, 51 minutes before
ILZ005>007-150830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
200 AM CDT WED APR 15 1992

...STRONG THUNDERSTORMS OVER WEST CENTRAL ILLINOIS...

AT 155 AM CDT...NUMEROUS SHOWERS AND A FEW STRONG THUNDERSTORMS WERE
OCCURRING ALONG A LINE FROM MOLINE THROUGH PEORIA TO TERRE HAUTE
INDIANA. SOME OF THE THUNDERSTORMS WERE PRODUCING FREQUENT LIGHTENING
...BRIEF HEAVY RAINS AND POSSIBLY SOME SMALL HAIL. THE AREA OF
PRECIPITATION WAS MOVING NORTHEAST AT 10 MPH WHILE INDIVIDUAL SHOWERS
AND STORMS WERE MOVING SOUTHEAST AT 20 MPH.

BREESER
ALL OF THE RAINFALL WAS MOVING EAST AROUND 40 MPH AND IS EXPECTED
TO CONTINUE IN MUCH OF WESTERN AND CENTRAL ILLINOIS FOR THE NEXT
SEVERAL HOURMS.

MILLER
Special weather statement, Apr 15, 2:13 AM CDT, 47 minutes before
ILZ005>007-150830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
200 AM CDT WED APR 15 1992

...STRONG THUNDERSTORMS OVER WEST CENTRAL ILLINOIS...

AT 155 AM CDT...NUMEROUS SHOWERS AND A FEW STRONG THUNDERSTORMS WERE
OCCURRING ALONG A LINE FROM MOLINE THROUGH PEORIA TO TERRE HAUTE
INDIANA. SOME OF THE THUNDERSTORMS WERE PRODUCING FREQUENT LIGHTENING
...BRIEF HEAVY RAINS AND POSSIBLY SOME SMALL HAIL. THE AREA OF
PRECIPITATION WAS MOVING NORTHEAST AT 10 MPH WHILE INDIVIDUAL SHOWERS
AND STORMS WERE MOVING SOUTHEAST AT 20 MPH.

BREESER
Special weather statement, Apr 15, 2:48 AM CDT, 12 minutes before
ILZ009-010-150900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD IL
2 48 AM CDT WED APR 15 1992

...STRONG THUNDERSTORMS OVER CENTRAL AND EAST CENTRAL ILLINOIS...

AT 2 45 AM CDT...SCATTERED STRONG THUNDERSTORMS AND NUMEROUS SHOWERS
WERE ACROSS CENTRAL AND EAST CENTRAL FROM BETWEEN PEORIA AND PONTIAC
TO BETWEEN DECATUR AND CHAMPAIGN TO BETWEEN MARTINSVILLE AND TERRE
HAUTE INDIANA.  THE THUNDERSTORMS WERE PRODUCING FREQUENT DANGEROUS
LIGHTNING...BRIEF HEAVY RAIN AND POSSIBLE HAIL.  THE AREA OF SHOWERS
AND THUNDERSTORMS WAS MOVING SLOWLY NORTHEAST AT 10 MPH WHILE INDIVIDUAL
THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MPH.

IT WILL BE PARTLY TO MOSTLY CLOUDY OVERNIGHT OVER CENTRAL AND EAST
CENTRAL ILLINOIS WITH SCATTERED SHOWERS AND THUNDERSTORMS POSSIBLE.
LOW TEMPERATURES WILL BE AROUND 50 DEGREES WITH EAST WINDS 5 TO 15 MPH.

PALMER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 3:52 PM CDTSevere Thunderstorm WarningILXLogan53 min
Apr 15, 4:04 PM CDTSevere Thunderstorm WarningILXMacoupin, Morgan41 min
Apr 15, 4:23 PM CDTSevere Thunderstorm WarningILXSangamon52 min
Apr 15, 4:44 PM CDTSevere Thunderstorm WarningILXWoodford31 min
Apr 15, 4:48 PM CDTSevere Thunderstorm WarningILXFulton57 min
Apr 15, 5:04 PM CDTSevere Thunderstorm WarningILXMcLean56 min
Apr 15, 5:09 PM CDTSevere Thunderstorm WarningILXMenard31 min
Apr 15, 5:26 PM CDTTornado WarningILXFulton34 min
Apr 15, 5:39 PM CDTSevere Thunderstorm WarningILXTazewell66 min
Apr 15, 5:47 PM CDTSevere Thunderstorm WarningILXBureau, Putnam13 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.