Alert archive / Illinois / Tornado Warnings in 2015
Tornado Warning 4, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Apr 9, 2015, 7:32 PM CDT for Marshall County, Peoria County, Woodford County, Illinois. It was in force for 28 min. 2 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
- Apr 9, 2015, 7:32 PM CDT (00:32 UTC)
- Expired
- Apr 9, 2015, 8:00 PM CDT
- In force
- 28 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Marshall County, IL, Peoria County, IL, Woodford County, IL
The radar
The Lincoln radar (KILX), 94 km from the middle of the area, began a volume at 00:33 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 |
|---|---|---|---|
| Apr 9, 7:59 PM CDT | HAIL 0.75 | 2 N Washburn, IL | |
| Apr 9, 8:00 PM CDT | HAIL 1 | 2 W Varna, IL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 9, 1:48 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.5 hours before the alert went out and 113 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
- 1160 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1435 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 296 m²/s²
- 0-3 km storm-relative helicity
- 356 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 15.8
The text
As transmitted, in the capitals the NWS used until 2016.
501
WFUS53 KILX 100032
TORILX
ILC123-143-203-100100-
/O.NEW.KILX.TO.W.0004.150410T0032Z-150410T0100Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
732 PM CDT THU APR 9 2015
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* TORNADO WARNING FOR...
EASTERN MARSHALL COUNTY IN CENTRAL ILLINOIS...
EXTREME NORTHEASTERN PEORIA COUNTY IN CENTRAL ILLINOIS...
NORTHWESTERN WOODFORD COUNTY IN CENTRAL ILLINOIS...
* UNTIL 800 PM CDT
* AT 729 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR CHILLICOTHE...AND MOVING NORTHEAST AT
45 MPH. TRAINED SPOTTERS REPORTED ROTATION IN THE CLOUDS WITH
THIS STORM.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
* THIS DANGEROUS STORM WILL BE NEAR...
WASHBURN AND LACON AROUND 740 PM CDT.
VARNA AROUND 750 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE MARSHALL COUNTY AIRPORT...
PATTONSBURG AND LA ROSE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4110 8934 4103 8917 4094 8917 4087 8952
4091 8955
TIME...MOT...LOC 0031Z 245DEG 40KT 4091 8947
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
MILLER2 follow-up statements
221
WWUS53 KILX 100044
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
744 PM CDT THU APR 9 2015
ILC143-203-100053-
/O.CAN.KILX.TO.W.0004.000000T0000Z-150410T0100Z/
PEORIA IL-WOODFORD IL-
744 PM CDT THU APR 9 2015
...THE TORNADO WARNING FOR NORTHWESTERN WOODFORD AND EXTREME
NORTHEASTERN PEORIA COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA.
LAT...LON 4092 8936 4097 8941 4110 8934 4103 8917
4094 8917
TIME...MOT...LOC 0043Z 245DEG 40KT 4098 8928
$$
ILC123-100100-
/O.CON.KILX.TO.W.0004.000000T0000Z-150410T0100Z/
MARSHALL IL-
744 PM CDT THU APR 9 2015
...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN MARSHALL COUNTY
UNTIL 800 PM CDT...
AT 741 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 3 MILES WEST OF LA ROSE...AND MOVING NORTHEAST AT 45 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
VARNA AROUND 750 PM CDT.
LAT...LON 4092 8936 4097 8941 4110 8934 4103 8917
4094 8917
TIME...MOT...LOC 0043Z 245DEG 40KT 4098 8928
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
MILLER301
WWUS53 KILX 100059
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
759 PM CDT THU APR 9 2015
ILC123-100109-
/O.EXP.KILX.TO.W.0004.000000T0000Z-150410T0100Z/
MARSHALL IL-
759 PM CDT THU APR 9 2015
...THE TORNADO WARNING FOR EASTERN MARSHALL COUNTY WILL EXPIRE AT 800
PM CDT...
THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
EXPIRED. HOWEVER...A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR THE
AREA UNTIL 830 PM.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO
WATCH REMAINS IN EFFECT UNTIL 11 PM.
LAT...LON 4092 8936 4097 8941 4110 8934 4103 8917
4094 8917
TIME...MOT...LOC 0059Z 245DEG 40KT 4106 8906
$$
MILLERThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 7:24 PM CDT | Tornado Warning | ILX | Christian, Sangamon | 21 min |
| Apr 9, 7:41 PM CDT | Tornado Warning | ILX | Christian, Macon | 34 min |
| Apr 9, 7:57 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 33 min |
| Apr 9, 8:13 PM CDT | Tornado Warning | ILX | Christian, Macon, Moultrie, Shelby | 32 min |
| Apr 9, 8:28 PM CDT | Severe Thunderstorm Warning | ILX | Cumberland, Effingham, Shelby | 47 min |
| Apr 9, 9:01 PM CDT | Severe Thunderstorm Warning | ILX | Piatt | 18 min |
| Apr 9, 9:06 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Cumberland, Effingham, Jasper | 39 min |
| Apr 9, 9:16 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 28 min |
| Apr 9, 9:38 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper | 52 min |
| Apr 9, 9:45 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Cumberland, Jasper | 60 min |
| Apr 9, 10:26 PM CDT | Areal Flood Advisory | ILX | Clark, Cumberland | 3 hr |
| Apr 9, 10:30 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford, Jasper | 45 min |
| Apr 10, 10:25 AM CDT | River Flood Warning | ILX | Lawrence | 4 days |
| Apr 10, 1:38 PM CDT | Wind Advisory | ILX | Fulton, Knox, McLean, Marshall, Peoria, Stark and 2 more | 4 hr |
Nearby
Tornado Warnings in Illinois, 2015Every tornado warning in 2015Tornadoes in 2015
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.