Alert archive / Illinois / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 49, NWS Lincoln, IL

July 2, 1992Carroll County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jul 2, 1992, 12:40 PM CDT for Carroll County, Illinois. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Jul 2, 1992, 12:40 PM CDT (17:40 UTC)
Expired
Jul 2, 1992, 1:15 PM CDT
In force
35 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Carroll County, IL

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 5.7 hours before the alert went out and 306 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, Green Bay/Straub, WI at 12:00Z on 1992-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 1992-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 249 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
775 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
249 m²/s²
0-3 km storm-relative helicity
265 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRFD 021740
SVRRFD
ILC015-021830-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE ROCKFORD IL
1240 PM CDT THU JUL 2 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 130 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHWEST PART OF ILLINOIS
      CARROLL

AT 12 36 PM...A LINE OF SEVERE THUNDERSTORMS CROSS THE MISSISSIPPI
RIVER INTO CARROLL COUNTY. THESE THUNDERSTORMS WERE MOVING TO THE
EAST AROUND 35...AND HAVE A HISTORY OF HIGH WINDS IN EXCESS OF
60 MPH AND LARGE HAIL.

SOME COMMUNITIES THAT WILL BE AFFECTED BY THIS SEVERE THUNDERSTORM...
SAVANA...MT CARROLL...

IF YOU ARE IN AN AREA THREATENED BY THE STORM...MOVE OUT OF AREAS
THAT ARE PRONE TO FLOODING...AND GO TO A REINFORCED SHELTER!
DAMAGING WINDS...LARGE HAIL...DANGEROUS LIGHTNING...AND HEAVY
RAINFALL THAT CAN QUICKLY FLOOD A LOW LYING AREA IS IMMINENT!
REMEMBER ALSO...SEVERE THUNDERSTORMS CAN AND DO PRODUCE TORNADOES
WITH LITTLE OR NO WARNING...SO BE ALERT!

ATTN: ISP DIST 1..                           BELL

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, 9:27 AM CDT, 3 hours 13 minutes before
ILZ006-021530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
925 AM CDT THU JUL 2 1992

...STRONG THUNDERSTORMS MOVING ACROSS WEST CENTRAL ILLINOIS...

AT 915 AM... A LARGE AREA OF THUNDERSTORMS EXTENDED NORTH OF A LINE FROM
BRADFORD TO MACOMB THEN WEST TOWARDS BURLINGTON. THE STRONGEST STORM WAS
IN EASTERN WARREN COUNTY NEAR COLDBROOK. AS THIS STORM MOVED THROUGH
MONMOUTH... PEA SIZE HAIL WAS REPORTED. ANOTHER STRONG STORM WAS 30 MILES
WEST OF BURLINGTON AND WILL CROSS THE MISSISSIPPI RIVER INTO CENTRAL
HENDERSON COUNTY BEFORE 10:15 AM. ALL STORMS WERE MOVING EAST AT 30 TO 35
MPH.

THROUGH 10:30 AM... THE STRONG STORM IN EASTERN WARREN COUNTY WILL MOVE
THROUGH SOUTHERN KNOX COUNTY AFFECTING THE TOWNS OF ABINGDON AND KNOXVILLE.

THESE STORMS ARE CAPABLE OF PRODUCING LARGE HAIL... STRONG WINDS... DEADLY
LIGHTNING AND LOCALLY HEAVY RAIN.
REMEMBER... SEVERE THUNDERSTORMS AND POSSIBLE TORNADIC DEVELOPMENT IS
POSSIBLE ACXROSS WEST CENTRAL ILLINOIS TODAY.

STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL RADIO AND TV STATIONS
FOR POSSIBLE WARNINGS AND STATEMENTS.

MOGGED
Special weather statement, Jul 2, 9:30 AM CDT, 3 hours 10 minutes before
ILZ006-021530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
925 AM CDT THU JUL 2 1992

...STRONG THUNDERSTORMS MOVING ACROSS WEST CENTRAL ILLINOIS...

AT 915 AM... A LARGE AREA OF THUNDERSTORMS EXTENDED NORTH OF A LINE FROM
BRADFORD TO MACOMB THEN WEST TOWARDS BURLINGTON. THE STRONGEST STORM WAS
IN EASTERN WARREN COUNTY NEAR COLDBROOK. AS THIS STORM MOVED THROUGH
MONMOUTH... PEA SIZE HAIL WAS REPORTED. ANOTHER STRONG STORM WAS 30 MILES
WEST OF BURLINGTON AND WILL CROSS THE MISSISSIPPI RIVER INTO CENTRAL
HENDERSON COUNTY BEFORE 10:15 AM. ALL STORMS WERE MOVING EAST AT 30 TO 35
MPH.

THROUGH 10:30 AM... THE STRONG STORM IN EASTERN WARREN COUNTY WILL MOVE
THROUGH SOUTHERN KNOX COUNTY AFFECTING THE TOWNS OF ABINGDON AND KNOXVILLE.

THESE STORMS ARE CAPABLE OF PRODUCING LARGE HAIL... STRONG WINDS... DEADLY
LIGHTNING AND LOCALLY HEAVY RAIN.

REMEMBER... SEVERE THUNDERSTORMS AND POSSIBLE TORNADIC DEVELOPMENT IS
POSSIBLE pACROSS WEST CENTRAL ILLINOIS TODAY.

STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL RADIO AND TV STATIONS
FOR POSSIBLE WARNINGS AND STATEMENTS.

MOGGED
Special weather statement, Jul 2, 9:46 AM CDT, 2 hours 54 minutes before
ILZ006-021530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
945 AM CDT THU JUL 2 1992

...STRONG THUNDERSTORMS MOVING ACROSS WEST CENTRAL ILLINOIS...

AT 940 AM... A LINE OF THUNDERSTORMS ARCED FROM KNOXVILLE TO MACOMB WHILE
SCATTERED THUNDERSTORMS WERE DEVELOPING ACROSS NORTHERN PEORIA AND SOUTHERN
STARK COUNTIES. ANOTHER STRONG STORM WAS 15 MILES WEST OF BURLINGTON.
THE STONGEST STORM IN THE KNOXVILE-MACOMB LINE WAS NEAR FAIRVIEW IN NORTHERN
FULTON COUNTY. ALL THE STORMS WERE MOVING EAST AND HAD ACCELERATED TO 35 TO
40 MPH.

EXPECT THE LINE OF THUNDERSTORMS TO SWEEP THROUGH THE PEORIA AREA BEFORE 11
AM. THE STORM WEST OF BURLINGTON WILL ENTER CENTRAL HENDERSON BY 1030 AM.

THESE STORMS ARE CAPABLE OF PRODUCING LARGE HAIL... STRONG WINDS... DEADLY
LIGHTNING AND LOCALLY HEAVY RAIN.
REMEMBER... SEVERE THUNDERSTORMS AND POSSIBLE TORNADIC DEVELOPMENT IS
POSSIBLE ACROSS WEST CENTRAL ILLINOIS TODAY.

STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL RADIO AND TV STATIONS
FOR POSSIBLE WARNINGS AND STATEMENTS.

MOGGED
Special weather statement, Jul 2, 9:51 AM CDT, 2 hours 49 minutes before
ILZ006-021530-

SPECIAL WEATHER STATEMENT...CORRECTION...
NATIONAL WEATHER SERVICE PEORIA IL
945 AM CDT THU JUL 2 1992

...STRONG THUNDERSTORMS MOVING ACROSS WEST CENTRAL ILLINOIS...

AT 940 AM... A LINE OF THUNDERSTORMS ARCED FROM KNOXVILLE TO MACOMB WHILE
SCATTERED THUNDERSTORMS WERE DEVELOPING ACROSS NORTHERN PEORIA AND SOUTHERN
STARK COUNTIES. ANOTHER STRONG STORM WAS 15 MILES WEST OF BURLINGTON.
THE STONGEST STORM IN THE KNOXVILE-MACOMB LINE WAS NEAR FAIRVIEW IN NORTHERN
FULTON COUNTY. ALL THE STORMS WERE MOVING EAST AND HAD ACCELERATED TO 35 TO
40 MPH.

EXPECT THE LINE OF THUNDERSTORMS TO SWEEP THROUGH THE PEORIA AREA BEFORE 11
AM. THE STORM WEST OF BURLINGTON WILL ENTER CENTRAL HENDERSON COUNTY BY
10:30 AM.

THESE STORMS ARE CAPABLE OF PRODUCING LARGE HAIL... STRONG WINDS... DEADLY
LIGHTNING AND LOCALLY HEAVY RAIN.

REMEMBER... SEVERE THUNDERSTORMS AND POSSIBLE TORNADIC DEVELOPMENT IS
POSSIBLE ACROSS WEST CENTRAL ILLINOIS TODAY.

STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL RADIO AND TV STATIONS
FOR POSSIBLE WARNINGS AND STATEMENTS.

MOGGED
Special weather statement, Jul 2, 10:55 AM CDT, 1 hour 45 minutes before
ILZ006-021630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1045 AM CDT THU JUL 2 1992

...THUNDERSTORMS WEAKENING TO MAINLY SHOWERS EAST OF PEORIA...

AT 1040 AM... THE LINE OF THUNDERSTORMS THAT MOVED ACROSS PEORIA COUNTY HAD
DISSIPATED TO MAINLY SHOWERS IN WOODFORD AND TAZEWELL COUNTIES. THESE
SHOWERS WERE MOVING EAST AT 25 TO 30 MPH. THIS WAS THE ONLY ACTIVITY OCCURRING
ACROSS WEST CENTRAL ILLINOIS.

EXPECT THE SHOWERS TO CONTINUE TO DISSIPATE AS THEY MOVE INTO MCLEAN COUNTY.
MORE THUNDERSTORMS ARE EXPECTED TO ENTER WEST CENTRAL ILLINOIS THIS AFTERNOON.
CONDITIONS ARE FAVORABLE FOR SEVERE STORMS TO DEVELOP.

MOGGED
Special weather statement, Jul 2, 11:47 AM CDT, 53 minutes before
ILZ006-021730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1140 AM CDT THU JUL 2 1992

...TORNADO WATCH IN EFFECT FOR MOST OF WEST CENTRAL ILLINOIS UNTIL 5 PM...

AT 11:35 AM... NO THUNDERSTORMS WERE OCCURRING ACROSS WEST CENTRAL ILLINOIS...
HOWEVER A LINE OF THUNDERSTORMS... SOME SEVERE... EXTENDED FROM THE SOUTHEAST
CORNER OF IOWA... ABOUT 35 MILES WEST OF BURLINGTON... TO THE NORTHEAST
CORNER OF MISSOURI... ABOUT 40 MILES WEST OF QUINCY. THESE STORMS WERE MOVING
EAST AT 35 TO 40 MPH.

THESE STORMS WILL ENTER THE FAR WESTERN PORTIONS OF THE HEARTLAND... AFFFECTING
HENDERSON AND HANCOCK COUNTIES BY 12:30 PM.

THESE STORMS ARE CAPABLE OF PRODUCING TORNADOES... LARGE HAIL... DEADLY
LIGHTNING AND DAMAGING WINDS.

STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL RADIO,AND TV STATIONS FOR
FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.

MOGGED

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 12:41 PM CDTSevere Thunderstorm WarningILXHenderson, Warren49 min
Jul 2, 1:02 PM CDTSevere Thunderstorm WarningILXOgle, Stephenson28 min
Jul 2, 1:18 PM CDTSevere Thunderstorm WarningILXHancock42 min
Jul 2, 1:55 PM CDTSevere Thunderstorm WarningILXPeoria, Tazewell, Woodford50 min
Jul 2, 2:03 PM CDTSevere Thunderstorm WarningILXBoone, DeKalb17 min
Jul 2, 2:23 PM CDTTornado WarningILXMcDonough32 min
Jul 2, 2:23 PM CDTTornado WarningILXSchuyler37 min
Jul 2, 2:38 PM CDTSevere Thunderstorm WarningILXMcLean67 min
Jul 2, 2:57 PM CDTSevere Thunderstorm WarningILXFulton, Mason, Schuyler48 min
Jul 2, 3:24 PM CDTSevere Thunderstorm WarningILXCass, Menard51 min
Jul 2, 3:24 PM CDTSevere Thunderstorm WarningILXLogan51 min
Jul 2, 3:52 PM CDTSevere Thunderstorm WarningILXSangamon53 min
Jul 2, 4:07 PM CDTSevere Thunderstorm WarningILXMcDonough48 min
Jul 2, 4:07 PM CDTSevere Thunderstorm WarningILXFulton, Schuyler68 min
Jul 2, 4:30 PM CDTSevere Thunderstorm WarningILXDeWitt, Macon45 min
Jul 2, 4:44 PM CDTSevere Thunderstorm WarningILXMason46 min
Jul 2, 4:56 PM CDTSevere Thunderstorm WarningILXCass, Morgan49 min
Jul 2, 5:21 PM CDTSevere Thunderstorm WarningILXDouglas, Moultrie, Piatt54 min
Jul 2, 5:21 PM CDTSevere Thunderstorm WarningILXChampaign54 min
Jul 2, 5:45 PM CDTSevere Thunderstorm WarningILXMacoupin45 min
Jul 2, 6:52 PM CDTSevere Thunderstorm WarningILXMacoupin, Montgomery68 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.