Alert archive / Illinois / Tornado Warnings in 1998
Tornado Warning 79, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Jun 11, 1998, 3:55 PM CDT for Knox County, Stark County, Illinois. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 11, 1998, 3:55 PM CDT (20:55 UTC)
- Expired
- Jun 11, 1998, 4:30 PM CDT
- In force
- 35 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
Counties Knox County, IL, Stark County, IL
The radar
The Quad Cities radar (KDVN), 82 km from the middle of the area, began a volume at 20:59 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 11, 2:30 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 8.9 hours before the alert went out and 79 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
- 475 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 569 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.6
The text
As transmitted, in the capitals the NWS used until 2016.
302 WFUS1 KSPI 112056 RRA TORSPI ILC095-175-112130- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LINCOLN IL 355 PM CDT THU JUN 11 1998 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * TORNADO WARNING FOR EASTERN KNOX COUNTY IN WEST CENTRAL ILLINOIS STARK COUNTY IN CENTRAL ILLINOIS * UNTIL 430 PM CDT * AT 353 PM CDT STORM SPOTTERS REPORTED A POSSIBLE TORNADO 12 MILES NORTHEAST OF GALESBURG...NEAR VICTORIA...MOVING NORTHEAST AT 40 MPH. * THIS STORM IS EXPECTED TO AFFECT AREAS AROUND... VICTORIA LAFAYETTE TOULON WYOMING BRADFORD IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A BASEMENT OR INTERIOR ROOM ON THE LOWEST FLOOR. VEHICLES AND MOBILE HOMES SHOULD BE ABANDONED FOR A SAFER SHELTER. BYRD
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 2:58 PM CDT | Tornado Warning | ILX | Morgan, Sangamon | 47 min |
| Jun 11, 3:42 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 48 min |
| Jun 11, 3:46 PM CDT | Tornado Warning | ILX | Sangamon | 44 min |
| Jun 11, 4:04 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 41 min |
| Jun 11, 4:11 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon | 49 min |
| Jun 11, 4:36 PM CDT | Severe Thunderstorm Warning | ILX | Moultrie, Piatt | 54 min |
| Jun 11, 4:36 PM CDT | Severe Thunderstorm Warning | ILX | Shelby | 54 min |
| Jun 11, 4:49 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 56 min |
| Jun 11, 5:13 PM CDT | Tornado Warning | ILX | Moultrie, Shelby | 47 min |
| Jun 11, 5:25 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 35 min |
| Jun 11, 6:02 PM CDT | Severe Thunderstorm Warning | ILX | Richland | 43 min |
Nearby
Tornado Warnings in Illinois, 1998Every tornado warning in 1998Tornadoes in 1998
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; radar from the NEXRAD Level II archive.