Alert archive / Illinois / Tornado Warnings in 2012
Tornado Warning 9, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at May 1, 2012, 5:17 PM CDT for Vermilion County, Illinois. It was in force for 13 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 1, 2012, 5:17 PM CDT (22:17 UTC)
- Expired
- May 1, 2012, 5:30 PM CDT
- In force
- 13 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
County Vermilion County, IL
The radar
The Indianapolis radar (KIND), 120 km from the middle of the area, began a volume at 22:17 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 1, 5:18 PM CDT | TORNADO | Tilton, IL | AT I-74 AND US 150. RELAYED BY VERMILION EMA. |
| May 1, 5:20 PM CDT | HAIL 1 | 5 S Danville, IL | AT EOC |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.3 hours before the alert went out and 85 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
- 660 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 123 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
623 WFUS53 KILX 012217 TORILX ILC183-012230- /O.NEW.KILX.TO.W.0009.120501T2217Z-120501T2230Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LINCOLN IL 517 PM CDT TUE MAY 1 2012 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL VERMILION COUNTY IN EAST CENTRAL ILLINOIS... * UNTIL 530 PM CDT. * AT 516 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD NEAR TILTON...OR NEAR DANVILLE. A TORNADO MAY DEVELOP AT ANY TIME. DOPPLER RADAR SHOWED THIS DANGEROUS STORM MOVING EAST AT 35 MPH. * LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF EASTERN VERMILION COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4004 8753 4003 8771 4010 8771 4013 8753 TIME...MOT...LOC 2217Z 261DEG 29KT 4009 8764 $$ BAK
1 follow-up statement
352 WWUS53 KILX 012230 SVSILX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 530 PM CDT TUE MAY 1 2012 ILC183-012240- /O.EXP.KILX.TO.W.0009.000000T0000Z-120501T2230Z/ VERMILION IL- 530 PM CDT TUE MAY 1 2012 ...THE TORNADO WARNING FOR EAST CENTRAL VERMILION COUNTY HAS EXPIRED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 4004 8753 4003 8771 4010 8771 4013 8753 TIME...MOT...LOC 2217Z 261DEG 29KT 4009 8764 $$ BAK
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 5:31 AM CDT | Dense Fog Advisory | ILX | Clark, Clay, Coles, Crawford, Cumberland, Douglas and 7 more | 3 hr |
| May 1, 4:01 PM CDT | Tornado Warning | ILX | Champaign | 44 min |
| May 1, 4:38 PM CDT | Tornado Warning | ILX | Champaign, Vermilion | 52 min |
Nearby
Tornado Warnings in Illinois, 2012Every tornado warning in 2012Tornadoes in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.