Alert archive / Illinois / Tornado Warnings in 2012
Tornado Warning 18, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Sep 1, 2012, 12:01 PM CDT for Marshall County, Peoria County, Woodford County, Illinois. It was in force for 44 min. 1 report 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
- Sep 1, 2012, 12:01 PM CDT (17:01 UTC)
- Expired
- Sep 1, 2012, 12:45 PM CDT
- In force
- 44 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
Counties Marshall County, IL, Peoria County, IL, Woodford County, IL
The radar
The Lincoln radar (KILX), 94 km from the middle of the area, began a volume at 17:04 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 |
|---|---|---|---|
| Sep 1, 12:32 PM CDT | TORNADO | 1 Se Hopewell, IL | TORNADO TOUCHDOWN ON ILLINOIS RIVER |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 5.0 hours before the alert went out and 110 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
- 35 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 860 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
927 WFUS53 KILX 011701 TORILX ILC123-143-203-011745- /O.NEW.KILX.TO.W.0018.120901T1701Z-120901T1745Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LINCOLN IL 1201 PM CDT SAT SEP 1 2012 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * TORNADO WARNING FOR... WESTERN MARSHALL COUNTY IN CENTRAL ILLINOIS... NORTHEASTERN PEORIA COUNTY IN CENTRAL ILLINOIS... NORTHWESTERN WOODFORD COUNTY IN CENTRAL ILLINOIS... * UNTIL 1245 PM CDT. * AT 1158 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR CHILLICOTHE...OR 9 MILES SOUTH OF LACON... AND MOVING NORTHWEST AT 15 MPH. * LOCATIONS IMPACTED INCLUDE... CHILLICOTHE...SPARLAND...HOPEWELL AND LAWN RIDGE. 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 4112 8949 4090 8936 4086 8942 4093 8969 TIME...MOT...LOC 1702Z 140DEG 13KT 4091 8943 $$ BARNES
3 follow-up statements
040 WWUS53 KILX 011715 SVSILX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 1215 PM CDT SAT SEP 1 2012 ILC123-143-203-011745- /O.CON.KILX.TO.W.0018.000000T0000Z-120901T1745Z/ MARSHALL IL-PEORIA IL-WOODFORD IL- 1215 PM CDT SAT SEP 1 2012 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN WOODFORD... NORTHEASTERN PEORIA AND WESTERN MARSHALL COUNTIES UNTIL 1245 PM CDT... AT 1209 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR CHILLICOTHE...OR 7 MILES SOUTH OF LACON... MOVING NORTHWEST AT 15 MPH. LOCATIONS IMPACTED INCLUDE... SPARLAND...HOPEWELL AND LAWN RIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4112 8949 4090 8936 4086 8942 4093 8969 TIME...MOT...LOC 1715Z 140DEG 13KT 4095 8947 $$
942 WWUS53 KILX 011737 SVSILX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 1237 PM CDT SAT SEP 1 2012 ILC123-143-203-011745- /O.CON.KILX.TO.W.0018.000000T0000Z-120901T1745Z/ MARSHALL IL-PEORIA IL-WOODFORD IL- 1237 PM CDT SAT SEP 1 2012 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN WOODFORD... NORTHEASTERN PEORIA AND WESTERN MARSHALL COUNTIES UNTIL 1245 PM CDT... AT 1232 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO ON THE GROUND 1 MILE SOUTHEAST OF HOPEWELL...MOVING NORTHWEST AT 15 MPH. LOCATIONS IMPACTED INCLUDE... HOPEWELL...SPARLAND...AND LAWN RIDGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPEAT...A TORNADO IS ON THE GROUND. 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 4112 8949 4090 8936 4086 8942 4093 8969 TIME...MOT...LOC 1737Z 141DEG 13KT 4099 8945 $$ BARNES
588 WWUS53 KILX 011746 SVSILX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 1246 PM CDT SAT SEP 1 2012 ILC123-143-203-011755- /O.EXP.KILX.TO.W.0018.000000T0000Z-120901T1745Z/ MARSHALL IL-PEORIA IL-WOODFORD IL- 1246 PM CDT SAT SEP 1 2012 ...THE TORNADO WARNING FOR NORTHWESTERN WOODFORD AND NORTHEASTERN PEORIA COUNTIES HAS EXPIRED... A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN MARSHALL AND STARK COUNTIES UNTIL 130 PM CDT. THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. HOWEVER GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM. LAT...LON 4112 8949 4090 8936 4086 8942 4093 8969 TIME...MOT...LOC 1737Z 141DEG 13KT 4099 8945 $$ BARNES
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 11:48 AM CDT | Tornado Warning | ILX | Marshall, Woodford | 42 min |
| Sep 1, 12:07 PM CDT | Tornado Warning | ILX | Logan, Tazewell | 22 min |
| Sep 1, 12:26 PM CDT | Tornado Warning | ILX | Marshall | 49 min |
| Sep 1, 12:43 PM CDT | Tornado Warning | ILX | Marshall, Stark | 47 min |
| Sep 1, 2:41 PM CDT | Tornado Warning | ILX | Christian, Logan, Sangamon | 49 min |
| Sep 1, 2:50 PM CDT | Tornado Warning | ILX | Mason, Menard, Sangamon | 40 min |
| Sep 1, 4:24 PM CDT | Flash Flood Warning | ILX | Effingham | 6 hr |
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.