Alert archive / Illinois / Tornado Warnings in 2011
Tornado Warning 8, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Apr 15, 2011, 5:42 PM CDT for Logan County, Menard County, Sangamon County, Illinois. It was in force for 48 min. 9 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 15, 2011, 5:42 PM CDT (22:42 UTC)
- Expired
- Apr 15, 2011, 6:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
Counties Logan County, IL, Menard County, IL, Sangamon County, IL
The radar
The Lincoln radar (KILX), 45 km from the middle of the area, began a volume at 22:43 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 15, 5:45 PM CDT | FUNNEL CLOUD | 4 S Springfield, IL | I-55 AND TORONTO ROAD |
| Apr 15, 5:45 PM CDT | HAIL 1.75 | 4 S Springfield, IL | I-55 AND TORONTO ROAD |
| Apr 15, 5:55 PM CDT | HAIL 1.75 | Springfield, IL | |
| Apr 15, 6:06 PM CDT | FUNNEL CLOUD | 1 Nw Sherman, IL | |
| Apr 15, 6:06 PM CDT | HAIL 1 | Chatham, IL | |
| Apr 15, 6:12 PM CDT | HAIL 1.75 | Springfield, IL | EAST SIDE OF LAKE SPRINGFIELD |
| Apr 15, 6:22 PM CDT | HAIL 1.75 | Springfield, IL | AT ABRAHAM LINCOLN SPRINGFIELD CAPITAL AIRPORT |
| Apr 15, 6:25 PM CDT | TORNADO | 3 Ne Athens, IL | DAMAGE TO THREE HOUSES...THREE LARGE SHEDS...NUMEROUS TREES DOWN AND A SEMI TRAILER DAMAGED. NO INJURIES REPORTED. |
| Apr 15, 6:26 PM CDT | FUNNEL CLOUD | 1 E Athens, 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 15, 12:47 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.7 hours before the alert went out and 100 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
- 1776 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
806 WFUS53 KILX 152242 TORILX ILC107-129-167-152330- /O.NEW.KILX.TO.W.0008.110415T2242Z-110415T2330Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LINCOLN IL 542 PM CDT FRI APR 15 2011 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN LOGAN COUNTY IN CENTRAL ILLINOIS... SOUTHERN MENARD COUNTY IN CENTRAL ILLINOIS... CENTRAL SANGAMON COUNTY IN CENTRAL ILLINOIS... * UNTIL 630 PM CDT. * AT 539 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR CHATHAM...OR 7 MILES SOUTH OF SPRINGFIELD... AND MOVING NORTH AT 35 MPH. * LOCATIONS IMPACTED INCLUDE... SPRINGFIELD...ROCHESTER...RIVERTON...SHERMAN...WILLIAMSVILLE... ATHENS...ELKHART...SOUTHERN VIEW...JEROME...LELAND GROVE...CLEAR LAKE...GRANDVIEW...FARMINGDALE...CAPITAL AIRPORT...SPAULDING... SALISBURY...CANTRALL...FANCY PRAIRIE AND LINCOLNS NEW SALEM. THIS INCLUDES INTERSTATE 55 BETWEEN MILE MARKERS 87 AND 115. THIS INCLUDES INTERSTATE 72 BETWEEN MILE MARKERS 92 AND 109. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4000 8992 4003 8944 3967 8956 3965 8971 TIME...MOT...LOC 2243Z 177DEG 32KT 3972 8962 $$ BARNES
1 follow-up statement
650 WWUS53 KILX 152302 SVSILX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 602 PM CDT FRI APR 15 2011 ILC107-129-167-152330- /O.CON.KILX.TO.W.0008.000000T0000Z-110415T2330Z/ LOGAN IL-MENARD IL-SANGAMON IL- 602 PM CDT FRI APR 15 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL SANGAMON... SOUTHERN MENARD AND SOUTHWESTERN LOGAN COUNTIES UNTIL 630 PM CDT... AT 557 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR SPRINGFIELD...MOVING NORTH AT 35 MPH. LOCATIONS IMPACTED INCLUDE... SHERMAN...WILLIAMSVILLE...ATHENS...ELKHART...SALISBURY... CANTRALL...FANCY PRAIRIE AND LINCOLNS NEW SALEM. THIS INCLUDES INTERSTATE 55 BETWEEN MILE MARKERS 98 AND 115. THIS INCLUDES INTERSTATE 72 BETWEEN MILE MARKERS 104 AND 105. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 3980 8956 3979 8971 4000 8992 4003 8944 TIME...MOT...LOC 2302Z 177DEG 32KT 3987 8965 $$ BARNES
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 9:36 AM CDT | Wind Advisory | ILX | Champaign, DeWitt, Fulton, Knox, Logan, McLean and 8 more | 4 hr |
| Apr 15, 4:27 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason, Menard | 48 min |
| Apr 15, 4:51 PM CDT | Special Weather Statement | ILX | Morgan | 39 min |
| Apr 15, 4:59 PM CDT | Tornado Warning | ILX | Sangamon | 46 min |
| Apr 15, 5:06 PM CDT | Tornado Warning | ILX | Mason, Menard | 39 min |
| Apr 15, 5:17 PM CDT | Tornado Warning | ILX | Sangamon | 43 min |
| Apr 15, 5:28 PM CDT | Tornado Warning | ILX | Morgan, Sangamon | 47 min |
| Apr 15, 5:40 PM CDT | Tornado Warning | ILX | Fulton, Mason, Tazewell | 50 min |
| Apr 15, 5:52 PM CDT | Tornado Warning | ILX | Mason, Menard | 17 min |
| Apr 15, 6:00 PM CDT | Tornado Warning | ILX | Sangamon | 45 min |
| Apr 15, 6:23 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Peoria, Tazewell | 52 min |
| Apr 15, 6:27 PM CDT | Tornado Warning | ILX | Logan, Mason, Menard, Sangamon | 48 min |
| Apr 15, 6:28 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon, Moultrie, Shelby | 62 min |
| Apr 15, 6:38 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Menard, Sangamon | 37 min |
| Apr 15, 6:50 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Cumberland, Effingham, Moultrie, Shelby | 55 min |
Nearby
Tornado Warnings in Illinois, 2011Every tornado warning in 2011Tornadoes in 2011
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.