Alert archive / Illinois / Tornado Warnings in 2026

Tornado Warning 71, NWS Lincoln, IL

April 27, 2026DeWitt County, McLean County, Piatt County, Illinois

NWS Lincoln, IL issued this tornado warning at Apr 27, 2026, 6:46 PM CDT for DeWitt County, McLean County, Piatt County, Illinois. It was in force for 29 min. 4 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 27, 2026, 6:46 PM CDT (23:46 UTC)
Expired
Apr 27, 2026, 7:15 PM CDT
In force
29 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties DeWitt County, IL, McLean County, IL, Piatt County, IL

The radar

The Lincoln radar (KILX), 53 km from the middle of the area, began a volume at 23:48 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

TimeReportWhereRemark
Apr 27, 6:50 PM CDTTSTM WND DMG3 Ne De Witt, ILTree trunk snapped near the base.
Apr 27, 6:50 PM CDTTSTM WND DMG4 Nne De Witt, IL3 power poles broken along Leroy Rd. south of Buckeye Rd.
Apr 27, 6:51 PM CDTTSTM WND DMG4 Wsw Farmer City, ILLarge branches down in Parnell, with a broken power line southwest of town along the train tracks.
Apr 27, 6:52 PM CDTTSTM WND DMG4 Wsw Farmer City, ILTree trunks snapped.

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.

IssuedProductOfficeLasted
Apr 27, 4:41 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.8 hours before the alert went out and 15 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.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2026-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2026-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1053 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
306 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

488 
WFUS53 KILX 272346
TORILX
ILC039-113-147-280015-
/O.NEW.KILX.TO.W.0071.260427T2346Z-260428T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
646 PM CDT Mon Apr 27 2026

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Northeastern Piatt County in central Illinois...
  Northeastern De Witt County in central Illinois...
  Southeastern McLean County in central Illinois...

* Until 715 PM CDT.

* At 646 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Weldon, or 9 miles northeast of Clinton, moving
  east at 60 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...
  Farmer City around 650 PM CDT.

This includes Interstate 74 between mile markers 153 and 161.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4015 8889 4022 8891 4042 8846 4027 8846
TIME...MOT...LOC 2346Z 252DEG 52KT 4021 8880 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

Deubelbeiss
2 follow-up statements
940 
WWUS53 KILX 280000
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
700 PM CDT Mon Apr 27 2026

ILC039-113-147-280015-
/O.CON.KILX.TO.W.0071.000000T0000Z-260428T0015Z/
Piatt-De Witt-McLean-
700 PM CDT Mon Apr 27 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR
NORTHEASTERN PIATT...NORTHEASTERN DE WITT AND SOUTHEASTERN MCLEAN
COUNTIES...

At 700 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Mansfield, or 15 miles southwest of Gibson City,
moving east at 60 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 tornadic thunderstorm will remain over mainly rural areas of
northeastern Piatt, northeastern De Witt and southeastern McLean
Counties, including the following locations... Bellflower.

This includes Interstate 74 between mile markers 158 and 161.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4022 8865 4034 8864 4042 8846 4027 8846
TIME...MOT...LOC 0000Z 252DEG 52KT 4027 8855 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

Deubelbeiss
878 
WWUS53 KILX 280010
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
710 PM CDT Mon Apr 27 2026

ILC039-113-147-280020-
/O.EXP.KILX.TO.W.0071.000000T0000Z-260428T0015Z/
Piatt-De Witt-McLean-
710 PM CDT Mon Apr 27 2026

...THE TORNADO WARNING FOR NORTHEASTERN PIATT...NORTHEASTERN DE WITT
AND SOUTHEASTERN MCLEAN COUNTIES WILL EXPIRE AT 715 PM CDT...

The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However, gusty
winds are still possible with this thunderstorm.

A Tornado Watch remains in effect until 900 PM CDT for central and
east central Illinois.

&&

LAT...LON 4022 8865 4034 8864 4042 8846 4027 8846
TIME...MOT...LOC 0010Z 252DEG 52KT 4031 8840 

$$

Deubelbeiss

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 27, 8:20 AM CDTSevere Thunderstorm WarningILXMorgan, Sangamon40 min
Apr 27, 8:38 AM CDTSevere Thunderstorm WarningILXChristian, Macon, Shelby52 min
Apr 27, 8:59 AM CDTSevere Thunderstorm WarningILXLogan, Sangamon46 min
Apr 27, 9:02 AM CDTAreal Flood AdvisoryILXSangamon62 min
Apr 27, 9:09 AM CDTSevere Thunderstorm Warning Considerable damage threatILXCass, Fulton, Mason, Menard, Morgan, Sangamon and 2 more51 min
Apr 27, 9:37 AM CDTSevere Thunderstorm WarningILXFulton, Knox, Mason23 min
Apr 27, 9:44 AM CDTSevere Thunderstorm WarningILXDeWitt, Logan, Macon, Sangamon31 min
Apr 27, 9:52 AM CDTRiver Flood WarningILXClay, Richland14 days
Apr 27, 9:53 AM CDTSevere Thunderstorm Warning Considerable damage threatILXCass, Fulton, Logan, Mason, Menard, Morgan and 1 more37 min
Apr 27, 10:04 AM CDTFlash Flood WarningILXSangamon2 hr
Apr 27, 10:09 AM CDTSevere Thunderstorm WarningILXDeWitt, Macon, Piatt36 min
Apr 27, 10:27 AM CDTSevere Thunderstorm WarningILXChristian, Logan, Macon, Sangamon33 min
Apr 27, 10:35 AM CDTSevere Thunderstorm WarningILXDeWitt, Logan, McLean, Tazewell, Woodford25 min
Apr 27, 10:41 AM CDTSevere Thunderstorm WarningILXChristian, Macon, Sangamon34 min
Apr 27, 10:45 AM CDTTornado WarningILXChristian, Sangamon30 min
Apr 27, 10:52 AM CDTSevere Thunderstorm WarningILXChampaign, Christian, DeWitt, Logan, McLean, Macon and 3 more38 min
Apr 27, 11:15 AM CDTSevere Thunderstorm WarningILXChristian, Moultrie, Piatt, Shelby30 min
Apr 27, 11:20 AM CDTTornado WarningILXChristian, Moultrie, Shelby25 min
Apr 27, 11:29 AM CDTSevere Thunderstorm WarningILXChampaign, DeWitt, Douglas, McLean, Moultrie, Piatt and 1 more61 min
Apr 27, 11:30 AM CDTSevere Thunderstorm WarningILXCrawford, Jasper, Lawrence, Richland30 min
Apr 27, 11:38 AM CDTTornado WarningILXChampaign, Douglas, Piatt37 min
Apr 27, 11:42 AM CDTFlood WatchILXChristian, Clark, Clay, Coles, Crawford, Cumberland and 9 more11 hr
Apr 27, 11:43 AM CDTSevere Thunderstorm WarningILXChampaign, Clark, Coles, Cumberland, Douglas, Edgar and 4 more62 min
Apr 27, 11:45 AM CDTTornado WarningILXColes, Douglas, Edgar33 min
Apr 27, 12:36 PM CDTSevere Thunderstorm WarningILXEffingham24 min
Apr 27, 12:44 PM CDTSevere Thunderstorm WarningILXClark, Coles, Crawford, Cumberland, Edgar, Jasper61 min
Apr 27, 12:58 PM CDTAreal Flood AdvisoryILXColes3 hr
Apr 27, 1:11 PM CDTFlash Flood WarningILXClay, Cumberland, Effingham, Jasper, Shelby19 hr
Apr 27, 1:54 PM CDTSevere Thunderstorm WarningILXClay51 min
Apr 27, 2:43 PM CDTSevere Thunderstorm WarningILXClay, Richland47 min
Apr 27, 3:11 PM CDTAreal Flood AdvisoryILXChristian, Shelby5 hr
Apr 27, 3:18 PM CDTSevere Thunderstorm Warning Considerable damage threatILXLawrence42 min
Apr 27, 3:56 PM CDTAreal Flood AdvisoryILXClay, Crawford, Jasper, Lawrence, Richland3 hr
Apr 27, 4:57 PM CDTSevere Thunderstorm WarningILXCass, Mason, Morgan, Schuyler48 min
Apr 27, 5:07 PM CDTSevere Thunderstorm WarningILXFulton, Mason, Peoria, Tazewell38 min
Apr 27, 5:18 PM CDTTornado WarningILXCass, Morgan, Scott42 min
Apr 27, 5:40 PM CDTTornado WarningILXMenard, Morgan, Sangamon23 min
Apr 27, 5:42 PM CDTTornado WarningILXLogan, Mason, Menard33 min
Apr 27, 5:48 PM CDTSevere Thunderstorm WarningILXCass, Menard, Morgan, Sangamon, Scott42 min
Apr 27, 5:50 PM CDTFlash Flood WarningILXCass, Menard, Morgan, Sangamon, Scott2 hr
Apr 27, 6:02 PM CDTSevere Thunderstorm Warning Considerable damage threatILXLogan, McLean, Mason, Menard, Sangamon32 min
Apr 27, 6:15 PM CDTSevere Thunderstorm WarningILXChampaign, Macon, Piatt45 min
Apr 27, 6:18 PM CDTTornado WarningILXDeWitt, Logan, Macon27 min
Apr 27, 6:20 PM CDTSevere Thunderstorm Warning Considerable damage threatILXChristian, Macon, Sangamon40 min
Apr 27, 6:28 PM CDTSevere Thunderstorm Warning Considerable damage threatILXDeWitt, Logan, McLean, Macon, Piatt47 min
Apr 27, 6:38 PM CDTSevere Thunderstorm Warning Considerable damage threatILXChristian37 min
Apr 27, 6:39 PM CDTTornado WarningILXDeWitt, Macon, Piatt36 min
Apr 27, 6:46 PM CDTAreal Flood AdvisoryILXChristian, DeWitt, Logan, Macon, Menard, Morgan and 3 more104 min
Apr 27, 6:52 PM CDTSevere Thunderstorm Warning Considerable damage threatILXChampaign, Christian, Coles, DeWitt, Douglas, McLean and 4 more53 min

Nearby

Tornado Warnings in Illinois, 2026Every tornado warning in 2026Tornadoes in 2026

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.