Alert archive / Illinois / Tornado Warnings in 2006
Tornado Warning 13, NWS Chicago, IL
NWS Chicago, IL issued this tornado warning at Apr 14, 2006, 6:41 PM CDT for Grundy County, Will County, Illinois. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 14, 2006, 6:41 PM CDT (23:41 UTC)
- Expired
- Apr 14, 2006, 7:30 PM CDT
- In force
- 49 min
- Issued by
- NWS Chicago, IL
- Area
- Counties, with a storm outline in the text
Counties Grundy County, IL, Will County, IL
The radar
The Chicago radar (KLOT), 32 km from the middle of the area, began a volume at 23:40 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 |
|---|---|---|---|
| Apr 14, 5:19 PM CDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.7 hours before the alert went out and 138 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
- 1011 J/kg
- Mixed-layer CIN
- -195 J/kg
- Mixed-layer LCL
- 1797 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 254 m²/s²
- 0-3 km storm-relative helicity
- 194 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLOT 142341 TORLOT ILC063-197-150030- /O.NEW.KLOT.TO.W.0013.060414T2341Z-060415T0030Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 641 PM CDT FRI APR 14 2006 THE NATIONAL WEATHER SERVICE IN ROMEOVILLE HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN GRUNDY COUNTY IN NORTHEAST ILLINOIS SOUTHWESTERN WILL COUNTY IN NORTHEAST ILLINOIS * UNTIL 730 PM CDT * AT 635 PM CDT...DOPPLER RADAR INDICATED STRONG ROTATION IN A SEVERE THUNDERSTORM NEAR NEAR MORRIS..MOVING SOUTHEAST AT 35 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... COAL CITY BY 655 PM CDT... DIAMOND BY 700 PM CDT... WILMINGTON BY 705 PM CDT... LAKEWOOD SHORES BY 710 PM CDT... THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING PREVIOUSLY ISSUED FOR THIS AREA. DO NOT WAIT UNTIL YOU HEAR OR SEE THE TORNADO. TAKE SHELTER NOW. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SATURDAY MORNING FOR NORTHEASTERN ILLINOIS AND NORTHWEST INDIANA. LAT...LON 4146 8848 4138 8850 4120 8810 4137 8797 $$ KREIN
3 follow-up statements
000 WWUS53 KLOT 142347 SVSLOT SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 647 PM CDT FRI APR 14 2006 ILC063-197-150030- /O.CON.KLOT.TO.W.0013.000000T0000Z-060415T0030Z/ ...A TORNADO WARNING CONTINUES UNTIL 730 PM CDT FOR SOUTHWESTERN WILL AND NORTHEASTERN GRUNDY COUNTIES... AT 646 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR CARBON HILL...OR ABOUT NEAR MORRIS...MOVING SOUTHEAST AT 30 MPH. THE TORNADO WILL BE NEAR... COAL CITY... AND CARBON HILL BY 655 PM... BRAIDWOOD... AND DIAMOND BY 700 PM... GODLEY... AND WILMINGTON BY 705 PM... LAKEWOOD SHORES... AND 9 MILES SOUTHWEST OF SYMERTON BY 710 PM... WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN A STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT SATURDAY MORNING FOR NORTHEASTERN ILLINOIS AND NORTHWEST INDIANA. LAT...LON 4146 8848 4138 8850 4117 8814 4136 8804 $$ KREIN
000 WWUS53 KLOT 150002 SVSLOT SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 702 PM CDT FRI APR 14 2006 ILC063-197-150030- /O.CON.KLOT.TO.W.0013.000000T0000Z-060415T0030Z/ ...A TORNADO WARNING CONTINUES UNTIL 730 PM CDT FOR SOUTHWESTERN WILL AND NORTHEASTERN GRUNDY COUNTIES... AT 657 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED NEAR CARBON HILL...OR ABOUT 6 MILES WEST OF WILMINGTON...MOVING SOUTHEAST AT 40 MPH. THE TORNADO WILL BE NEAR... LAKEWOOD SHORES... AND 7 MILES SOUTHWEST OF SYMERTON BY 710 PM... WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN A STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT SATURDAY MORNING FOR NORTHEASTERN ILLINOIS AND NORTHWEST INDIANA. LAT...LON 4146 8848 4138 8850 4117 8814 4136 8804 $$ KREIN
000
WWUS53 KLOT 150011
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
707 PM CDT FRI APR 14 2006
ILC063-150017-
/O.CAN.KLOT.TO.W.0013.000000T0000Z-060415T0030Z/
...THE TORNADO WARNING FOR NORTHERN GRUNDY COUNTY IS CANCELLED...
THE TORNADO WARNING FOR SOUTHERN GRUNDY COUNTY REMAINS IN EFFECT
UNTIL 730 PM. RADAR INDICATES A TORNADO NEAR KINSMAN AT 705 PM.
THIS TORNADO IS MOVING SOUTHEAST AT 45 MPH AND WILL REACH INTERSTATE
55 NEAR THE LIVINGSTON...GRUNDY COUNTY LINE BY 720 PM.
LAT...LON 4121 8812 4121 8817 4121 8818 4124 8825
4141 8825 4140 8821 4140 8818 4138 8812
4136 8804
$$
ILC197-150030-
/O.CON.KLOT.TO.W.0013.000000T0000Z-060415T0030Z/
...A TORNADO WARNING CONTINUES UNTIL 730 PM CDT FOR SOUTHWESTERN WILL
COUNTY...
AT 702 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED
NEAR BRAIDWOOD...OR ABOUT NEAR WILMINGTON...MOVING SOUTHEAST AT 40
MPH.
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN A STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT SATURDAY MORNING FOR
NORTHEASTERN ILLINOIS AND NORTHWEST INDIANA.
LAT...LON 4121 8812 4121 8817 4121 8818 4124 8825
4141 8825 4140 8821 4140 8818 4138 8812
4136 8804
$$
KREINThe office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 8:57 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle | 52 min |
| Apr 13, 9:28 PM CDT | Severe Thunderstorm Warning | LOT | Winnebago | 29 min |
| Apr 13, 9:47 PM CDT | Severe Thunderstorm Warning | LOT | Boone | 17 min |
| Apr 13, 9:55 PM CDT | Severe Thunderstorm Warning | LOT | McHenry | 29 min |
| Apr 13, 10:11 PM CDT | Special Marine Warning | LOT | 49 min | |
| Apr 13, 10:11 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 35 min |
| Apr 13, 10:50 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 25 min |
| Apr 13, 10:57 PM CDT | Severe Thunderstorm Warning | LOT | Will | 33 min |
| Apr 13, 11:06 PM CDT | Tornado Warning | LOT | LaSalle, Livingston | 39 min |
| Apr 13, 11:47 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 43 min |
| Apr 14, 12:13 AM CDT | Severe Thunderstorm Warning | LOT | Ford | 37 min |
| Apr 14, 12:47 AM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 58 min |
| Apr 14, 12:58 AM CDT | Severe Thunderstorm Warning | LOT | Ogle | 19 min |
| Apr 14, 1:24 AM CDT | Severe Thunderstorm Warning | LOT | Ford | 51 min |
| Apr 14, 1:45 AM CDT | Severe Thunderstorm Warning | LOT | Livingston | 45 min |
| Apr 14, 1:46 AM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 44 min |
| Apr 14, 1:53 AM CDT | Severe Thunderstorm Warning | LOT | Kane | 37 min |
| Apr 14, 2:33 AM CDT | Severe Thunderstorm Warning | LOT | Kendall | 14 min |
| Apr 14, 5:52 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 23 min |
| Apr 14, 6:06 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 39 min |
| Apr 14, 6:15 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 15 min |
| Apr 14, 6:15 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, Will | 45 min |
| Apr 14, 6:22 PM CDT | Tornado Warning | LOT | LaSalle | 38 min |
| Apr 14, 6:29 PM CDT | Tornado Warning | LOT | Iroquois | 46 min |
| Apr 14, 6:33 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Will | 42 min |
| Apr 14, 6:47 PM CDT | Tornado Warning | LOT | Grundy, Livingston | 43 min |
Nearby
Tornado Warnings in Illinois, 2006Every tornado warning in 2006Tornadoes 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.