Alert archive / Illinois / Tornado Warnings in 1992
Tornado Warning 4, NWS Chicago, IL
NWS Chicago, IL issued this tornado warning at Jul 2, 1992, 2:26 PM CDT for DuPage County, Kane County, Illinois. It was in force for 49 min.
The area
The counties it named.
The facts
- Issued
- Jul 2, 1992, 2:26 PM CDT (19:26 UTC)
- Expired
- Jul 2, 1992, 3:15 PM CDT
- In force
- 49 min
- Issued by
- NWS Chicago, IL
- Area
- Whole counties
Counties DuPage County, IL, Kane County, IL
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.4 hours before the alert went out and 288 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCHI 021929 COR TORCHI ILC043-089-022015- BULLETIN - EBS ACTIVATION REQUESTED...COR TO ADD ISP TORNADO WARNING NATIONAL WEATHER SERVICE CHICAGO IL 228 PM CDT THU JUL 2 1992 THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 315 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST ILLINOIS ...DUPAGE COUNTY...EASTERN KANE COUNTY AT 226 KANE COUNTY EOC REPORTED A TORNADO IN AURORA THE TORNADO WAS MOVING EAST AT 50 MPH. NAPERVILEE AND HINSDALE ARE IN THE PATH OF THE TORNADO. IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS IN A BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS... OR CUSHIONS TO COVER YOUR BODY. GET AWAY FROM WINDOWS! ATTN ISP 2 15 TAYLOR/HALLER
What forecasters said that day
The local office's own words before this tornado 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, 11:29 AM CDT, 2 hours 57 minutes before
ILZ001-002-021720- SPECIAL WEATHER STATEMENT...CORRECTED PARAGRAPH 2.. NATIONAL WEATHER SERVICE ROCKFORD IL 1120 AM CDT THU JUL 2 1992 ...TORNADO WATCH FOR NORTHERN ILLINOIS TILL 5 PM... AT 1115 CDT THIS MORNING...THE AREA OF THUNDERSTORMS WHICH MOVED THROUGH ROCKFORD EARLIER THIS MORNING HAD MOVED INTO NORTHEASTERN ILLINOIS. A SMALL AREA OF THUNDERSTORMS WAS LOCATED AOUT 30 MILES SOUTH OF ROCKFORD. A LINE OF SEVERE THUNDERSTORMS WAS MOVING INTO EASTERN IOWA AT 50 MPH. THIS LINE HAS A HISTORY OF PRODUCING WINDS IN EXCESS OF 80 MPH...LARGE HAIL AND DAMAGE TO TREES AND POWER LINES. THESE STORMS WILL MOVE INTO THE WESTERN PORTIONS OF CARROLL...JO DAVIESS AND WHITESIDE COUNTIES BETWEENN NOON AND 1 PM CDT. AS THE STORMS APROACH...SEEK SHELTER IN A REINFORCED BUILDING. IF YOU LIVE IN A MOBOLE HOME...MAKE PLANS NOW TO MOVE TO A SAFE SHELTER. . ATTN: ISP 1..2..16 PETROVICH
Special weather statement, Jul 2, 11:57 AM CDT, 2 hours 29 minutes before
ILZ003-005-007-008-INZ001-021930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO IL 1155 AM CDT THU JUL 2 1992 ...A TORNADO WATCH IS IN EFFECT FOR NORTHEAST ILLINOIS AND METROPOLITAN CHICAGO UNTIL 5PM CDT... AT NOON THE MAIN PROBLEM CONFRONTING CHICAGO WAS A LINE OF THUNDERSTORMS RACING EAST ACROSS THE MISSISSIPPI RIVER TOWARD US AND INTENSIFYING. THESE STORMS WILL APRROACH THE WEST SUBURBS OF CHICAGO BY 2 OR 230 PM. CONDITIONS FAVOVR SEVERE AND DAMAGING THUNDERSTORMS THAT MAY CAUSE SOME TORNADOS TO DEVELOP THIS AFTERNOON. RADAR SHOWED THUNDERSTORMS AND SHOWERS THAT MOVED ACROSS CHICAGO WERE OVER LAKE MICHIGAN AND DECREASING IN COVERAGE AND INTENSITY. SIMPSON
Special weather statement, Jul 2, 12:08 PM CDT, 2 hours 18 minutes before
ILZ001-002-021920- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROCKFORD IL 1205 PM CDT THU JUL 2 1992 ...TORNADO WATCH FOR NORTHERN ILLINOIS TILL 5 PM... AT NOON CDT...RADAR INDICATED THAT THE NEAREST LINE OF THUNDERSTORMS WAS IN EASTERN IOWA FROM 10 MILES SOUTHWEST OF DUBUQUE AND ON SOUTH. THESE THUNDERSTORMS ARE MOVING TO THE EAST AT 45 MPH AND WILL MOVE INTO JO DAVIESS...CARROLL AND WHITESIDE COUNTIES BETWEEN 12 30 PM AND 1 PM. THESE STORMS HAVE A HISTORY OF HIGH WIND IN EXCESS OF 60 MPH... AND LARGE HAIL. AS THE STORMS APROACH...SEEK SHELTER IN A REINFORCED BUILDING. IF YOU LIVE IN A MOBOLE HOME...MAKE PLANS NOW TO MOVE TO A SAFE SHELTER. . ATTN: ISP 1..2..16 BELL
Special weather statement, Jul 2, 12:36 PM CDT, 1 hour 50 minutes before
ILZ003-005-007-008-INZ001-021930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO IL 1235 AM CDT THU JUL 2 1992 ...A TORNADO WATCH IS IN EFFECT FOR NORTHEAST ILLINOIS AND METROPOLITAN CHICAGO UNTIL 5PM CDT... RADAR SHOWED A LINE OF THUNDERSTORMS OVER WEST AND NORTHWEST ILLINOIS RACING EAST AT 40 TO 50 MPH TOWARD US AND INTENSIFYING. THESE STORMS WILL APRROACH THE WEST SUBURBS OF CHICAGO BY 2 OR 230 PM...DUPAGE COUNTY BY 3PM...AND DOWNTOWN CHICAGO ABOUT 4 PM...JUST WHEN AFTERNOON HEAT AND HUMIDITY WILL IMPART HIGH ENERGY TO THE ATMOSPHERE. CONDITIONS FAVOR SEVERE AND DAMAGING THUNDERSTORMS THAT MAY CAUSE TORNADOES TO FORM. SEVERE WARNINGS HAVE ALREADY BEEN ISSUED FOR COUNTIE S IN IOWA AND WEST ILLINOIS NEAR MOLINE AND PEORIA. TEMPERATURES FOR CHICAGO WILL BE IN 80S TO SOME 90S SOUTHEAST SUBURBS WITH WINDS SOUTHEAST TO SOUTH ABOUT 15 MPH UNTIL THE STORMS ARRIVE. SIMPSON
Special weather statement, Jul 2, 1:04 PM CDT, 1 hour 22 minutes before
ILZ003-005-007-008-INZ001-021930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO IL 105 PM CDT THU JUL 2 1992 ...A TORNADO WATCH IS IN EFFECT FOR NORTHEAST ILLINOIS AND METROPOLITAN CHICAGO UNTIL 5PM CDT... AT 1 PM RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS RACING EASTWARD ACROSS NORTH ILLINOIS AT 50 MPH TOWARD GREATER CHICAGO. THE LEADING EDGE WAS 40 MILES WEST OF ROCKFORD SOUTHWARD TO NEAR GALESBURG. THESE THUNDERSTORMS WILL APPROACH WEST SUBURBS OF CHICAGO BY 2 OR 230 PM ...DUPAGE COUNTY AND JOLIET BY 3 PM...AND DOWNTOWN CHICAGO BY 4 PM CDT. CONDITIONS FAVOR SEVERE THUNDERSTORMS THAT MAY CAUSE TORNADOES TO FORM. MANY SEVERE WARNINGS HAVE ALREADY BEEN ISSUED FOR COUNTIES, TO OUR WEST. POSSIBLE TORNADOS...DAMAGING WINDS IN EXCESS OF 60 MPH...HAIL...BLINDING RAIN...AND DANGEROUS LIGHTNING ARE EXPECTED AS THESE STORMS APPROACH AND MOVE ACROSS ILLINOIS THIS AFTERNOON. SIMPSON
Special weather statement, Jul 2, 2:00 PM CDT, 26 minutes before
ILZ001-002-022020- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROCKFORD IL 2 PM CDT THU JUL 2 1992 ...TORNADO WATCH FOR NORTHERN ILLINOIS TILL 5 PM... AT 2 PM CDT...RADAR INDICATED THAT A 20 MILE WIDE LINE OF STRONG THUNDERSTORMS WAS WEST OF A LINE FROM ROSCOW...IN WINNEBAGO COUNTY TO ROCHELLE...IN OGLE COUNTY...TO WEST BROOKLYN...IN LEE COUNTY. FURTHERN WEST...SHOWERS AND THUNDERSTORMS EXTENDED INTO EASTERN IOWA. THESE STORMS WERE MOVING TO THE EAST AT 55 MPH. THESE STORMS HAVE A HISTORY OF HEAVY DOWNPOURS...DANGEROUS LIGHTNING... SMALL HAIL...AND LOCALIZED AREAS OF HEAVY FLOODING. PEOPLE IN BOONE AND DE KALB COUNTIES CAN EXPECT WINDS OF UP TO 50 MPH AND SMALL HAIL...DANGEROUS LIGHTNING...AND LOCALIZED HEAVY DOWNPOURS SHORTLY AFTER 2 PM. . ATTN: ISP DIST 1..2..16. BELL
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 1:45 PM CDT | Severe Thunderstorm Warning | LOT | Kane, Kendall, LaSalle | 60 min |
| Jul 2, 1:45 PM CDT | Severe Thunderstorm Warning | LOT | McHenry | 60 min |
| Jul 2, 2:14 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Livingston | 61 min |
| Jul 2, 2:14 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Will | 61 min |
| Jul 2, 2:39 PM CDT | Tornado Warning | LOT | Cook, Will | 51 min |
| Jul 2, 2:44 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Kankakee | 61 min |
| Jul 2, 2:44 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 61 min |
| Jul 2, 3:42 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 33 min |
Nearby
Tornado Warnings in Illinois, 1992Every tornado warning in 1992Tornadoes 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.