Alert archive / Illinois / Tornado Watches in 2006
Tornado Watch 182
The Storm Prediction Center issued this tornado watch at Apr 14, 2006, 1:58 AM CDT for 27 counties in Illinois; 17 counties in Indiana. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 14, 2006, 1:58 AM CDT (06:58 UTC)
- Expired
- Apr 14, 2006, 5:53 AM CDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
All 44 counties
Champaign County, IL, Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, DeWitt County, IL, Douglas County, IL, Edgar County, IL, Effingham County, IL, Ford County, IL, Grundy County, IL, Iroquois County, IL, Jasper County, IL, Kankakee County, IL, Kendall County, IL, LaSalle County, IL, Lawrence County, IL, Livingston County, IL, Macon County, IL, McLean County, IL, Moultrie County, IL, Piatt County, IL, Putnam County, IL, Richland County, IL, Shelby County, IL, Vermilion County, IL, Brown County, IN, Clay County, IN, Daviess County, IN, Fountain County, IN, Greene County, IN, Jackson County, IN, Knox County, IN, Lawrence County, IN, Martin County, IN, Monroe County, IN, Morgan County, IN, Owen County, IN, Parke County, IN, Putnam County, IN, Sullivan County, IN, Vermillion County, IN, Vigo County, IN
The radar
The Lincoln radar (KILX), 75 km from the middle of the area, began a volume at 07:02 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.
Warnings issued inside it
5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 1:58 AM CDT | Severe Thunderstorm Warning | IND | Parke, Vermillion | 35 min |
| Apr 14, 2:33 AM CDT | Severe Thunderstorm Warning | LOT | Kendall | 14 min |
| Apr 14, 2:35 AM CDT | Severe Thunderstorm Warning | IND | Clay, Owen, Putnam | 37 min |
| Apr 14, 3:01 AM CDT | Severe Thunderstorm Warning | IND | Brown, Monroe, Morgan, Owen | 37 min |
| Apr 14, 3:20 AM CDT | Tornado Warning | IND | Brown, Jackson, Monroe | 30 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 7.0 hours before the alert went out and 24 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
- 2712 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 140654
SEL2
SPC WW 140654
ILZ000-INZ000-141400-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 182
NWS STORM PREDICTION CENTER NORMAN OK
155 AM CDT FRI APR 14 2006
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL AND EASTERN ILLINOIS
WESTERN INDIANA
EFFECTIVE THIS FRIDAY MORNING FROM 155 AM UNTIL 900 AM CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 15 MILES WEST NORTHWEST OF
MARSEILLES ILLINOIS TO 45 MILES SOUTHWEST OF BLOOMINGTON INDIANA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU2).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES SEVERE
THUNDERSTORM WATCH NUMBER 179...SEVERE THUNDERSTORM WATCH NUMBER
181. WATCH NUMBER 179 181 WILL NOT BE IN EFFECT AFTER 155 AM CDT.
CONTINUE...WW 180...
DISCUSSION...DISCRETE SUPERCELLS EXPECTED TO PERSIST WHERE MDT TO
STRONG WLY LLJ IMPINGES ON WEAK WARM FRONT/CONVECTIVE OUTFLOW
BOUNDARY STALLED NNW/SSE ACROSS WW REGION. STRONG/DEEPLY CURVED
WIND PROFILE ON ILX VWP...COUPLED WITH LESSENING TEMP-DEWPOINT
SPREADS...SUGGESTS POTENTIAL FOR TORNADOES GIVEN DISCRETE NATURE OF
SURFACE TO NEAR-SURFACE-BASED STORMS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 29030.
...CORFIDISPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 7:58 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, DeKalb, DuPage, Ford and 26 more | 92 min |
| Apr 13, 8:24 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 26 more | 7 hr |
| Apr 13, 10:31 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Champaign, Cook, DeKalb and 38 more | 59 min |
| Apr 13, 11:30 PM CDT | Severe Thunderstorm Watch | SPC | Champaign, Christian, Clark, Coles, Cumberland, DeWitt and 12 more | 2 hr |
| Apr 14, 1:34 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Champaign, Christian, Clark, Clay and 39 more | 86 min |
| Apr 14, 7:20 AM CDT | Mesoscale Discussion | SPC | Cass, Fulton, Hancock, Henderson, Knox, McDonough and 5 more | 115 min |
| Apr 14, 9:15 AM CDT | Severe Thunderstorm Watch | SPC | Cass, Champaign, Christian, Clark, Coles, Crawford and 29 more | 6 hr |
| Apr 14, 10:05 AM CDT | Mesoscale Discussion | SPC | Brown, Cass, Champaign, Christian, Clark, Coles and 20 more | 85 min |
| Apr 14, 4:48 PM CDT | Mesoscale Discussion | SPC | Brown, Bureau, Cass, Champaign, Christian, Clark and 45 more | 87 min |
| Apr 14, 5:19 PM CDT | Tornado Watch | SPC | Boone, Bureau, Carroll, Cass, Champaign, Christian and 57 more | 4 hr |
| Apr 14, 6:57 PM CDT | Mesoscale Discussion | SPC | Cass, Champaign, Coles, DeWitt, Douglas, Edgar and 24 more | 93 min |
| Apr 13, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Allen, Bartholomew, Blackford, Boone, Brown and 49 more | 5 hr |
| Apr 14, 3:14 AM CDT | Mesoscale Discussion | SPC | Clark, Crawford, Floyd, Harrison, Jefferson, Ohio and 3 more | 91 min |
| Apr 14, 1:46 PM CDT | Mesoscale Discussion | SPC | Adams, Allen, Benton, Blackford, Boone, Carroll and 32 more | 89 min |
| Apr 14, 2:03 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Allen, Bartholomew, Blackford, Boone, Brown and 41 more | 9 hr |
| Apr 14, 4:54 PM CDT | Mesoscale Discussion | SPC | Adams, Allen, Bartholomew, Blackford, Boone, Brown and 51 more | 66 min |
| Apr 14, 6:09 PM CDT | Tornado Watch | SPC | Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 30 more | 6 hr |
| Apr 14, 6:58 PM CDT | Tornado Watch | SPC | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland and 2 more | 6 hr |
Nearby
Tornado Watches in Illinois, 2006Tornado Watches in Indiana, 2006Every tornado watch in 2006
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.