Alert archive / Illinois / Tornado Warnings in 2012
Tornado Warning 11, NWS Chicago, IL
NWS Chicago, IL issued this tornado warning at Oct 14, 2012, 2:19 PM CDT for Cook County, DuPage County, Illinois. It was in force for 19 min. 3 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
- Oct 14, 2012, 2:19 PM CDT (19:19 UTC)
- Expired
- Oct 14, 2012, 2:38 PM CDT
- In force
- 19 min
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
Counties Cook County, IL, DuPage County, IL
The radar
The Chicago radar (KLOT), 52 km from the middle of the area, began a volume at 19:21 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 |
|---|---|---|---|
| Oct 14, 2:25 PM CDT | TSTM WND DMG | Schaumburg, IL | LARGE TREES UPROOTED |
| Oct 14, 2:28 PM CDT | TSTM WND DMG | 4 Nnw Roselle, IL | TREE DOWN ON SCHAUMBURG AND SALEM ROAD. THIS TREE FELL ON A PRIVATE PROPERTY FENCE. POSSIBLE FUNNEL CLOUD IN THE AREA. THIS REPORT REPLACES THE PREVIOUS REPORT OF A POSSIBLE TORNADO IN THE AREA. |
| Oct 14, 2:28 PM CDT | TORNADO | 4 Nnw Roselle, IL | VIDEO FROM FOX NEWS CHICAGO OF TORNADO OVER LAKE VOLKENING IN SCHAUMBURG. ALSO REPORTS OF TREES DOWNED AND DAMAGE TO ROOFS. NWS CHICAGO WILL BE CONDUCTING A STORM SURVEY IN THE MORNING. |
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, 7.3 hours before the alert went out and 216 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
- 27 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 480 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
126
WFUS53 KLOT 141919
TORLOT
ILC031-043-142000-
/O.NEW.KLOT.TO.W.0011.121014T1919Z-121014T2000Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
219 PM CDT SUN OCT 14 2012
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN COOK COUNTY...
NORTHERN DUPAGE COUNTY...
* UNTIL 300 PM CDT
* AT 218 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR WEST CHICAGO...AND MOVING NORTHEAST AT 45
MPH.
* THIS TORNADIC STORM WILL BE NEAR...
CAROL STREAM AND BARTLETT AROUND 225 PM.
ROSELLE...HANOVER PARK...MEDINAH AND ITASCA AROUND 230 PM.
SCHAUMBURG...ELK GROVE VILLAGE...HOFFMAN ESTATES AND WOOD DALE
AROUND 235 PM.
ROLLING MEADOWS...PALATINE...MOUNT PROSPECT AND INVERNESS AROUND
240 PM.
ARLINGTON HEIGHTS AROUND 245 PM.
OTHER LOCATIONS IMPACTED...
DUPAGE COUNTY FAIRGROUNDS...HARPER COLLEGE...OAKTON COMMUNITY
COLLEGE...SCHAUMBURG BOOMERS BASEBALL...WHEATON COLLEGE...
I-94 BETWEEN MILE MARKERS 28 AND 34.
I-294 BETWEEN MILE MARKERS 28 AND 34.
I-290 BETWEEN MILE MARKERS 1 AND 10.
I-355 BETWEEN MILE MARKERS 27 AND 30.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A VEHICLE OR OUTDOORS... MOVE
TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING
DEBRIS.
&&
LAT...LON 4215 8775 4212 8772 4180 8814 4198 8825
4215 8812
TIME...MOT...LOC 1919Z 215DEG 38KT 4190 8819
$$
BIRK2 follow-up statements
657
WWUS53 KLOT 141930
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
230 PM CDT SUN OCT 14 2012
ILC031-043-142000-
/O.CON.KLOT.TO.W.0011.000000T0000Z-121014T2000Z/
DUPAGE IL-COOK IL-
230 PM CDT SUN OCT 14 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN COOK AND
NORTHERN DUPAGE COUNTIES UNTIL 300 PM CDT...
AT 226 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR HANOVER PARK...OR NEAR ROSELLE...MOVING
NORTHEAST AT 45 MPH.
THIS DANGEROUS STORM WILL BE NEAR...
SCHAUMBURG...ELK GROVE VILLAGE AND HOFFMAN ESTATES AROUND 235 PM
CDT.
ROLLING MEADOWS...ARLINGTON HEIGHTS...PALATINE AND MOUNT PROSPECT
AROUND 240 PM CDT.
PROSPECT HEIGHTS AROUND 245 PM CDT.
WHEELING AND NORTHBROOK AROUND 250 PM CDT.
OTHER LOCATIONS AFFECTED...
DUPAGE COUNTY FAIRGROUNDS...HARPER COLLEGE...OAKTON COMMUNITY
COLLEGE...SCHAUMBURG BOOMERS BASEBALL...WHEATON COLLEGE...
THE FOLLOWING INTERSTATES MAY BE IMPACTED...
I-94 BETWEEN MILE MARKERS 28 AND 34.
I-294 BETWEEN MILE MARKERS 28 AND 34.
I-290 BETWEEN MILE MARKERS 1 AND 10.
I-355 BETWEEN MILE MARKERS 27 AND 30.
LAT...LON 4215 8775 4212 8772 4180 8814 4198 8825
4215 8812
TIME...MOT...LOC 1929Z 215DEG 38KT 4199 8811
$$
ENDERLEN585
WWUS53 KLOT 141938
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
238 PM CDT SUN OCT 14 2012
ILC031-043-141948-
/O.CAN.KLOT.TO.W.0011.000000T0000Z-121014T2000Z/
DUPAGE IL-COOK IL-
238 PM CDT SUN OCT 14 2012
...THE TORNADO WARNING FOR NORTHWESTERN COOK AND NORTHERN DUPAGE
COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...HOWEVER GUSTY WINDS UP TO 50 MPH AND HEAVY RAIN ARE STILL
POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 4215 8775 4212 8772 4180 8814 4198 8825
4215 8812
TIME...MOT...LOC 1938Z 215DEG 38KT 4207 8804
$$
BIRKThe office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 14, 12:59 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Grundy, Kendall, LaSalle | 61 min |
| Oct 14, 1:19 PM CDT | Special Weather Statement | LOT | Cook | 26 min |
| Oct 14, 1:32 PM CDT | Special Weather Statement | LOT | Kane, Lake, McHenry | 58 min |
| Oct 14, 1:43 PM CDT | Tornado Warning | LOT | DeKalb, Kane, Kendall, LaSalle | 32 min |
| Oct 14, 3:03 PM CDT | Special Weather Statement | LOT | Ford, Kankakee, Will | 27 min |
| Oct 14, 3:58 PM CDT | Special Marine Warning | LOT | 64 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.