Alert archive / Indiana / Tornado Warnings in 1992
Tornado Warning 2, NWS Chicago, IL
NWS Chicago, IL issued this tornado warning at Jun 17, 1992, 5:02 PM CDT for Porter County, Indiana. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- Jun 17, 1992, 5:02 PM CDT (22:02 UTC)
- Expired
- Jun 17, 1992, 5:30 PM CDT
- In force
- 28 min
- Issued by
- NWS Chicago, IL
- Area
- Whole counties
County Porter County, IN
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 12:00Z, 10.0 hours before the alert went out and 301 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
- 1538 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 809 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCHI 172202 TORCHI INC127-172230- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHICAGO IL 502 PM CDT WED JUN 17 1992 THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 530 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST INDIANA ...NORTHEASTERN PORTER COUNTY AND THE ADJACENT WATERS OF SOUTHERN LAKE MICHIGAN AT 455 PM PORTER COUNTY SHERRIF REPORTED A TORNADO NEAR VALPARAISO. THE SEVERE THUNDERSTORM PRODUCING THE TORNADO WAS MOVING NORTHEAST AT 45 MPH. 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!
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, Jun 17, 1:22 PM CDT, 3 hours 40 minutes before
ILZ003-005-008-ILC105-INC127-171930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO IL 120 PM CDT WED JUN 17 1992 ...TORNADO WATCH IN EFFECT UNTIL 800 PM CDT FOR NORTHEAST ILLINOIS AND THE CHICAGO METROPOLITAN AREA... AT 115 PM NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS...SOME SEVERE...FROM 15 MILES NORTHWEST OF WOODSTOCK TO 45 MILES WEST OF AURORA AND THEN SOUTHWESTWARD. THE LINE WAS MOVING EAST AT 25 MPH WHILE INDIVIDAUL THUNDERSTORMS IN THE LINE WERE MOVING NORTHEAST AT 45 MPH. LARGE HAIL AND DAMAGING WINDS HAVE BEEN REPORTED IN THE ROCKFORD VICINITY FROM THESE STORMS. THE THUNDERSTORMS WILL MOVE INTO SOUTHWEST MCHENRY COUNTY BY 145 PM. REMEMBER A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORM AND TORNADO DEVELOPMENT. MONITOR NOAA WEATHER RADIO AND BE PREPARED TO MOVE TO SAFE SHELTER IF THREATENING WEATHER IS SPOTTED OR WARNINGS ARE ISSUED BY THE NATIONAL WEATHER SERVICE. TAYLOR
Special weather statement, Jun 17, 2:03 PM CDT, 2 hours 59 minutes before
ILZ003-005-008-ILC105-INC127-172000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO IL 200 PM CDT WED JUN 17 1992 ...TORNADO WATCH IN EFFECT UNTIL 800 PM CDT FOR NORTHEAST ILLINOIS AND THE CHICAGO METROPOLITAN AREA... AT 155 PM NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED THUNDERSTORMS FROM 20 MILES NORTH OF JOLIET TO 15 MILES NORTHWEST OF PONTIAC AND THEN SOUTHWESTWARD. OTHER SCATTERED THUNDERSTORMS WERE LOCATED FROM WOODSTOCK TO 25 MILES WEST OF OTTAWA. THE STRONGEST STORM WAS LOCATED IN SOUTHERN DUPAGE COUNTY. THE STORMS WERE MOVING NORTHEAST AT 45 MPH. THESE STORM WILL LIKELY CONTAIN BRIEF HEAVY RAIN...SMALL HAIL... AND GUSTY WINDS. PEOPLE IN NORTHEAST ILLINOIS` SHOULD AVOID OUTDOOR ACTIVITIES AS THESE STORMS MOVE THROUGH AND STAY TUNED TO NOAA WEATHER FOR LATER STATEMENTS AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. TAYLOR
Special weather statement, Jun 17, 3:16 PM CDT, 1 hour 46 minutes before
ILZ001-002-172030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROCKFORD IL 315 PM CST WED JUN 17 1992 ...TORNADO WATCH CANCELED FOR THE FOLLOWING NORTHWEST AND NORTH CENTRAL ILLINOIS COUNTIES JO DAVIESS/STEPHENSON/WINNEBAGO/BOONE/ WHITESIDE/OGLE/LEE/AND WHITESIDE... JUST ABOUT ALL OF THE INTENSE THUNDERSTORMS THAT RAKED NORTHERN ILLINOIS EARLIER THIS AFTERNOON HAVE MOVED ON EAST INTO NORTHEAST ILLINOIS AND AREAS TO THE SOUTH. A FEW LINGERING STORMS REMAIN OVER PARTS OF DE KALB COUNTY AT 315 CDT THIS AFTERNOON...BUT THESE ARE WEAKENING WHILE MOVING EAST AT 30 MPH. FIELDS
Special weather statement, Jun 17, 3:18 PM CDT, 1 hour 44 minutes before
ILZ001-002-172030- SPECIAL WEATHER STATEMENT ...CORRECTION TO 1ST PARAGRAPH... NATIONAL WEATHER SERVICE ROCKFORD IL 315 PM CST WED JUN 17 1992 ...TORNADO WATCH CANCELED FOR THE FOLLOWING NORTHWEST AND NORTH CENTRAL ILLINOIS COUNTIES JO DAVIESS/STEPHENSON/WINNEBAGO/BOONE/ CARROLL/OGLE/LEE/AND WHITESIDE... JUST ABOUT ALL OF THE INTENSE THUNDERSTORMS THAT RAKED NORTHERN ILLINOIS EARLIER THIS AFTERNOON HAVE MOVED ON EAST INTO NORTHEAST ILLINOIS AND AREAS TO THE SOUTH. A FEW LINGERING STORMS REMAIN OVER PARTS OF DE KALB COUNTY AT 315 CDT THIS AFTERNOON...BUT THESE ARE WEAKENING WHILE MOVING EAST AT 30 MPH. FIELDS
Local storm report, Jun 17, 4:29 PM CDT, 33 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE ROCKFORD IL
430 PM CDT WED JUN 17 1992
REPORTS FOR JUNE 17 1992 ...387...
TIME CDT EVENT
1218 PM PEA SIZED HAIL IN ROCKFORD...AT 9TH AND BROADWAY...
WINNEBAGO COUNTY ILLINOIS. SKYWARN.
1230 PM MARBLE SIZED HAIL BETWEEN MT CARROLL AND THOMPSON...
CARROLL COUNTY ILLINOIS. 50 MILES WSW ROCKFORD.
ILLINOIS DISTRICT 1 STATE POLICE.
1238 PM 3/4 INCH HAIL IN MT CARROLL...CARROLL COUNTY ILLINOIS.
50 MILES WSW ROCKFORD. ILLINOIS DISTRICT 1 STATE POLICE.
.
1254 PM PEA SIZED HAIL IN DOWNTOWN ROCKFORD...IN WINNEBAGO
COUNTY ILLINOIS. SKYWARN.
1302 PM 60 MPH WINDS IN PECATONICA...IN WINNEBAGO COUNTY.
18 MILES WEST OF ROCKFORD. SKYWARN.
1305 PM 1 - 11/2 INCH HAIL IN ROCKFORD...IN WINNEBAGO COUNTY.
SKYWARN.
1306 PM 3/4 INCH HAIL AT ALPINE AND RIVERSIDE IN ROCKFORD...
AND 1 INCH HAIL AT WINDSOR AND ALPINE IN ROCKFORD...
IN WINNEBAGO COUNTY. SKYWARN.
1322 PM MARBLE SIZED HAIL IN THE MILLEDGEVILLE-DIXON AREA...
IN LEE COUNTY...AROUND 40 MILES SW ROCKFORD.
SKYWARN. .
1334 PM 3/4 INCH HAIL AT MULFORD AND BAXTER IN
NORTHEAST ROCKFORD...IN WINNEBAGO COUNTY.
SKYWARN.
1342 PM WINDS GUSTING TO 60 MPH AND NUMEROUS LARGE TREES
DOWN...IN BELVIDERE...IN BOONE COUNTY. 13 MILES
EAST OF ROCKFORD. BELLVIDERE SHERIFFS POLICE.
1355 PM 3/4 INCH HAIL AND HEAVY RAIN...BETWEEN ROCHELLE
AND GRAND DETOUR...IN SOUTH CENTRAL OGLE COUNTY.
AROUND 25 MILES SOUTH OF ROCKFORD. SHERIFFS POLICE.
1430 PM 3/4 INCH HAIL IN PAW PAW...IN SOUTHEAST LEE
COUNTY. 35 MILES SOUTH ROCKFORD.
1438 PM SEVERAL SIGNS DOWN IN MALTA...IN DE KALB COUNTY.
25 MILES SOUTH ROCKFORD. NORTHERN ILLINOIS
UNIVERSITY SPOTTER.
1445 PM TREE DOWN IN CITY OF DE KALB...IN DE KALB COUNTY.
25 MILES SOUTHEAST OF ROCKFORD. NIU SPOTTER.
FIELDS/HELGERSON/BELL/WILLARDSpecial weather statement, Jun 17, 5:00 PM CDT, 2 minutes before
ILZ003-005-008-ILC105-INC127-172000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO IL 458 PM CDT WED JUN 17 1992 ...A TORNADO WATCH IS IN EFFECT UNTIL 1000 PM CDT FOR PARTS OF NORTHEAST AND EAST CENTRAL ILLINOIS AND NORTHWEST INDIANA... THE WATCH IS IN EFFECT EAST OF A LINE FROM CHICAGO TO BLOOMINGTON TO SPRINGFIELD. THE WATCH IS NO LONGER IN EFFECT FOR NORTHWEST OR WEST CENTRAL ILLINOIS. IN THE CHICAGO METROPOLITAN AREA THE MAIN THREAT IS FOR SOUTHERN COOK AND WILL COUNTIES AND FOR LAKE COUNTY INDIANA. THE THREAT HAS DIMINISHED FOR THE NORTH AND WEST SUBURBS. PEOPLE IN NORTHEAST AND EAST CENTRAL ILLINOIS...AND NORTHWEST INDIANA SHOULD REMAIN ALERT FOR THE POTENTIAL FOR SEVERE THUNDERSTORMS AND POSSIBLE TORNADOES. ALLSOPP
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 4:16 PM CDT | Severe Thunderstorm Warning | LOT | Lake, Porter | 44 min |
| Jun 17, 5:11 PM CDT | Severe Thunderstorm Warning | LOT | Lake, Porter | 39 min |
Nearby
Tornado Warnings in Indiana, 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.