Alert archive / Illinois / Tornado Warnings in 2012
Tornado Warning 7, NWS Chicago, IL
NWS Chicago, IL issued this tornado warning at May 6, 2012, 5:25 PM CDT for Ford County, Iroquois County, Illinois. It was in force for 50 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
- May 6, 2012, 5:25 PM CDT (22:25 UTC)
- Expired
- May 6, 2012, 6:15 PM CDT
- In force
- 50 min
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
Counties Ford County, IL, Iroquois County, IL
The radar
The Chicago radar (KLOT), 122 km from the middle of the area, began a volume at 22:25 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 |
|---|---|---|---|
| May 6, 1:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.4 hours before the alert went out and 71 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
- 2922 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 576 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
203
WFUS53 KLOT 062225
TORLOT
ILC053-075-062315-
/O.NEW.KLOT.TO.W.0007.120506T2225Z-120506T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
525 PM CDT SUN MAY 6 2012
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN FORD COUNTY...
SOUTHERN IROQUOIS COUNTY...
* UNTIL 615 PM CDT
* AT 520 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR BUCKLEY...OR 7 MILES NORTH OF PAXTON...AND
MOVING EAST AT 35 MPH.
* THIS TORNADIC STORM WILL BE NEAR...
CISSNA PARK AROUND 535 PM.
CLAYTONVILLE AROUND 540 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT...EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4052 8812 4062 8807 4058 8758 4049 8763
4048 8793 4040 8793
TIME...MOT...LOC 2225Z 288DEG 29KT 4054 8800
$$
BIRK4 follow-up statements
903
WWUS53 KLOT 062236
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
536 PM CDT SUN MAY 6 2012
ILC053-075-062315-
/O.CON.KLOT.TO.W.0007.000000T0000Z-120506T2315Z/
IROQUOIS IL-FORD IL-
536 PM CDT SUN MAY 6 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN FORD AND
SOUTHERN IROQUOIS COUNTIES UNTIL 615 PM CDT...
AT 535 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR CISSNA PARK...OR NEAR CLAYTONVILLE...MOVING
EAST AT 30 MPH.
THIS TORNADO WILL AFFECT MAINLY RURAL AREAS OF SOUTHEASTERN FORD AND
SOUTHERN IROQUOIS COUNTIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4052 8812 4061 8800 4058 8758 4049 8763
4048 8793 4040 8793
TIME...MOT...LOC 2236Z 281DEG 28KT 4053 8789
$$
BIRK414
WWUS53 KLOT 062247
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
547 PM CDT SUN MAY 6 2012
ILC053-075-062315-
/O.CON.KLOT.TO.W.0007.000000T0000Z-120506T2315Z/
IROQUOIS IL-FORD IL-
547 PM CDT SUN MAY 6 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN FORD AND
SOUTH CENTRAL IROQUOIS COUNTIES UNTIL 615 PM CDT...
AT 544 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR RANKIN...OR NEAR CLAYTONVILLE...MOVING EAST AT
25 MPH.
THIS TORNADO WILL AFFECT MAINLY RURAL AREAS OF SOUTH CENTRAL IROQUOIS
AND SOUTHEASTERN FORD COUNTIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4050 8806 4061 8795 4058 8758 4049 8763
4048 8793 4040 8793
TIME...MOT...LOC 2247Z 279DEG 23KT 4050 8782
$$
BIRK631
WWUS53 KLOT 062258
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
558 PM CDT SUN MAY 6 2012
ILC053-062308-
/O.CAN.KLOT.TO.W.0007.000000T0000Z-120506T2315Z/
FORD IL-
558 PM CDT SUN MAY 6 2012
...THE TORNADO WARNING FOR SOUTHEASTERN FORD COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT THE WARNED AREA.
LAT...LON 4048 8788 4052 8787 4060 8781 4058 8758
4049 8763
TIME...MOT...LOC 2258Z 279DEG 23KT 4049 8773
$$
ILC075-062315-
/O.CON.KLOT.TO.W.0007.000000T0000Z-120506T2315Z/
IROQUOIS IL-
558 PM CDT SUN MAY 6 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL IROQUOIS
COUNTY UNTIL 615 PM CDT...
AT 553 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 5 MILES WEST OF HOOPESTON...OR 6 MILES SOUTHEAST OF
CLAYTONVILLE...MOVING EAST AT 25 MPH.
LOCATIONS IMPACTED INCLUDE...
WELLINGTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4048 8788 4052 8787 4060 8781 4058 8758
4049 8763
TIME...MOT...LOC 2258Z 279DEG 23KT 4049 8773
$$
BIRK115
WWUS53 KLOT 062309
SVSLOT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
609 PM CDT SUN MAY 6 2012
ILC075-062319-
/O.EXP.KLOT.TO.W.0007.000000T0000Z-120506T2315Z/
IROQUOIS IL-
609 PM CDT SUN MAY 6 2012
...THE TORNADO WARNING FOR SOUTH CENTRAL IROQUOIS COUNTY WILL EXPIRE
AT 615 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA...HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 4048 8788 4052 8787 4060 8781 4058 8758
4049 8763
TIME...MOT...LOC 2309Z 279DEG 23KT 4040 8766
$$
BIRKThe office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 3:56 AM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 27 hr |
| May 6, 9:39 AM CDT | Special Weather Statement | LOT | DeKalb | 36 min |
| May 6, 10:02 AM CDT | Special Weather Statement | LOT | Grundy | 28 min |
| May 6, 10:15 AM CDT | Special Weather Statement | LOT | Boone | 45 min |
| May 6, 10:44 AM CDT | Special Weather Statement | LOT | Kendall | 31 min |
| May 6, 10:48 AM CDT | Severe Thunderstorm Warning | LOT | Kendall | 42 min |
| May 6, 11:24 AM CDT | Special Weather Statement | LOT | Will | 36 min |
| May 6, 1:55 PM CDT | Special Weather Statement | LOT | Cook | 65 min |
| May 6, 1:56 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Kankakee, Livingston | 64 min |
| May 6, 2:37 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 38 min |
| May 6, 2:39 PM CDT | Special Marine Warning | LOT | 96 min | |
| May 6, 2:46 PM CDT | Special Weather Statement | LOT | Livingston | 59 min |
| May 6, 2:57 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Kankakee | 63 min |
| May 6, 3:19 PM CDT | Flash Flood Warning | LOT | Ford, Grundy, Iroquois, Kankakee, Livingston | 6 hr |
| May 6, 3:26 PM CDT | Tornado Warning | LOT | Iroquois | 64 min |
| May 6, 3:31 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 59 min |
| May 6, 3:39 PM CDT | Flash Flood Warning | LOT | Grundy, LaSalle, Livingston | 6 hr |
| May 6, 3:41 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 64 min |
| May 6, 3:42 PM CDT | Tornado Warning | LOT | LaSalle, Livingston | 48 min |
| May 6, 3:43 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 52 min |
| May 6, 4:02 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 48 min |
| May 6, 4:03 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Grundy, Kankakee, Livingston | 57 min |
| May 6, 4:28 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 32 min |
| May 6, 4:46 PM CDT | Tornado Warning | LOT | Iroquois | 44 min |
| May 6, 4:56 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 64 min |
| May 6, 5:01 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 59 min |
| May 6, 5:15 PM CDT | Flash Flood Warning | LOT | Ford, Iroquois | 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.