Alert archive / Illinois / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 70, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at May 29, 2012, 1:30 AM CDT for Christian County, Shelby County, Illinois. It was in force for 23 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
- May 29, 2012, 1:30 AM CDT (06:30 UTC)
- Expired
- May 29, 2012, 1:53 AM CDT
- In force
- 23 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Christian County, IL, Shelby County, IL
The radar
The Lincoln radar (KILX), 88 km from the middle of the area, began a volume at 06:31 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 |
|---|---|---|---|
| May 29, 1:32 AM CDT | HAIL 1.5 | Rosamond, IL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 6.5 hours before the alert went out and 90 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
- 434 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 2137 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
121
WUUS53 KILX 290630
SVRILX
ILC021-173-290730-
/O.NEW.KILX.SV.W.0070.120529T0630Z-120529T0730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
130 AM CDT TUE MAY 29 2012
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN CHRISTIAN COUNTY IN CENTRAL ILLINOIS...
CENTRAL SHELBY COUNTY IN CENTRAL ILLINOIS...
* UNTIL 230 AM CDT.
* AT 127 AM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING QUARTER SIZE HAIL IN ROSAMOND. THIS
STORM WAS LOCATED 3 MILES WEST OF PANA...OR 11 MILES NORTHEAST
OF NOKOMIS...AND MOVING NORTHEAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
SHELBYVILLE...PANA...TOWER HILL...WESTERVELT...FINDLAY AND EAGLE
CREEK STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.
&&
LAT...LON 3928 8914 3934 8914 3935 8921 3944 8926
3958 8886 3952 8872 3942 8865
TIME...MOT...LOC 0629Z 246DEG 20KT 3939 8909
WIND...HAIL <50MPH 1.00IN
$$
SHIMON3 follow-up statements
321
WWUS53 KILX 290636
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
136 AM CDT TUE MAY 29 2012
ILC021-173-290730-
/O.CON.KILX.SV.W.0070.000000T0000Z-120529T0730Z/
SHELBY IL-CHRISTIAN IL-
136 AM CDT TUE MAY 29 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
CHRISTIAN AND CENTRAL SHELBY COUNTIES UNTIL 230 AM CDT...
AT 131 AM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING PING PONG BALL SIZE HAIL NEAR ROSAMOND.
THIS STORM WAS LOCATED 2 MILES WEST OF PANA...OR 13 MILES NORTHEAST
OF NOKOMIS...MOVING NORTHEAST AT 25 MPH.
LOCATIONS IMPACTED INCLUDE...
SHELBYVILLE...TOWER HILL...WESTERVELT...FINDLAY AND EAGLE CREEK
STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.
THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3928 8914 3934 8914 3935 8921 3944 8926
3958 8886 3952 8872 3942 8865
TIME...MOT...LOC 0635Z 246DEG 20KT 3940 8905
WIND...HAIL <50MPH 1.50IN
$$
SHIMON761
WWUS53 KILX 290647
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
147 AM CDT TUE MAY 29 2012
ILC021-290657-
/O.CAN.KILX.SV.W.0070.000000T0000Z-120529T0730Z/
CHRISTIAN IL-
147 AM CDT TUE MAY 29 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CHRISTIAN COUNTY
IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA.
LAT...LON 3932 8901 3935 8903 3951 8903 3958 8886
3952 8872 3942 8865
TIME...MOT...LOC 0647Z 246DEG 20KT 3943 8897
$$
ILC173-290730-
/O.CON.KILX.SV.W.0070.000000T0000Z-120529T0730Z/
SHELBY IL-
147 AM CDT TUE MAY 29 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL SHELBY
COUNTY UNTIL 230 AM CDT...
AT 144 AM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED
NEAR TOWER HILL...OR 10 MILES WEST OF SHELBYVILLE...MOVING NORTHEAST
AT 25 MPH.
LOCATIONS IMPACTED INCLUDE...
SHELBYVILLE...WESTERVELT...FINDLAY AND EAGLE CREEK STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3932 8901 3935 8903 3951 8903 3958 8886
3952 8872 3942 8865
TIME...MOT...LOC 0647Z 246DEG 20KT 3943 8897
WIND...HAIL <50MPH 1.00IN
$$
SHIMON995
WWUS53 KILX 290653
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
153 AM CDT TUE MAY 29 2012
ILC173-290703-
/O.CAN.KILX.SV.W.0070.000000T0000Z-120529T0730Z/
SHELBY IL-
153 AM CDT TUE MAY 29 2012
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL SHELBY COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED ACROSS THE WARNED
AREA.
LAT...LON 3932 8901 3935 8903 3951 8903 3958 8886
3952 8872 3942 8865
TIME...MOT...LOC 0653Z 246DEG 20KT 3944 8893
$$The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 8:17 PM CDT | Special Weather Statement | ILX | Knox, Stark | 58 min |
| May 28, 9:38 PM CDT | Special Weather Statement | ILX | Fulton | 67 min |
| May 29, 12:16 AM CDT | Special Weather Statement | ILX | Christian, Shelby | 59 min |
| May 29, 12:20 AM CDT | Special Weather Statement | ILX | Champaign, Vermilion | 55 min |
| May 29, 1:15 AM CDT | Special Weather Statement | ILX | Champaign | 60 min |
| May 29, 1:23 AM CDT | Special Weather Statement | ILX | Shelby | 67 min |
| May 29, 2:14 AM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 45 min |
| May 29, 2:41 AM CDT | Special Weather Statement | ILX | Vermilion | 64 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2012Every severe thunderstorm warning 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.