Alert archive / Illinois / Tornado Warnings in 2026

Tornado Warning 64, NWS Lincoln, IL

April 27, 2026Champaign County, Douglas County, Piatt County, Illinois

NWS Lincoln, IL issued this tornado warning at Apr 27, 2026, 11:38 AM CDT for Champaign County, Douglas County, Piatt County, Illinois. It was in force for 37 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
Apr 27, 2026, 11:38 AM CDT (16:38 UTC)
Expired
Apr 27, 2026, 12:15 PM CDT
In force
37 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Champaign County, IL, Douglas County, IL, Piatt County, IL

The radar

The Lincoln radar (KILX), 104 km from the middle of the area, began a volume at 16:39 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.

IssuedProductOfficeLasted
Apr 27, 8:31 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 4.6 hours before the alert went out and 41 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.

287 
WFUS53 KILX 271638
TORILX
ILC019-041-147-271715-
/O.NEW.KILX.TO.W.0064.260427T1638Z-260427T1715Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
1138 AM CDT Mon Apr 27 2026

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Eastern Piatt County in central Illinois...
  Champaign County in east central Illinois...
  Northwestern Douglas County in east central Illinois...

* Until 1215 PM CDT.

* At 1135 AM CDT, a severe thunderstorm capable of producing a
  tornado was located over Ivesdale, or 8 miles southeast of
  Monticello, moving east at 50 mph.

  HAZARD...Tornado.

  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...
  Sadorus around 1140 AM CDT.
  Tolono and Willard Airport around 1145 AM CDT.
  Savoy and Philo around 1150 AM CDT.

Other locations in the path of this tornadic thunderstorm include
Sidney, St. Joseph, Homer and Ogden.

This includes the following highways...
 Interstate 57 between mile markers 218 and 247.
 Interstate 72 between mile markers 166 and 182.
 Interstate 74 between mile markers 169 and 197.

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 8794 3993 8794 3982 8854 4018 8860
      4033 8793 4023 8793
TIME...MOT...LOC 1635Z 252DEG 42KT 3994 8847 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

MJA
3 follow-up statements
667 
WWUS53 KILX 271647
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1147 AM CDT Mon Apr 27 2026

ILC147-271657-
/O.CAN.KILX.TO.W.0064.000000T0000Z-260427T1715Z/
Piatt-
1147 AM CDT Mon Apr 27 2026

...THE TORNADO WARNING FOR EASTERN PIATT COUNTY IS CANCELLED...

The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 400 PM CDT for
east central Illinois.

&&

LAT...LON 4022 8794 3993 8794 3985 8838 4023 8839
      4033 8793 4023 8793
TIME...MOT...LOC 1647Z 252DEG 42KT 3998 8829 

$$

ILC019-041-271715-
/O.CON.KILX.TO.W.0064.000000T0000Z-260427T1715Z/
Champaign-Douglas-
1147 AM CDT Mon Apr 27 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR
CHAMPAIGN AND NORTH CENTRAL DOUGLAS COUNTIES...

At 1147 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Tolono, or 9 miles south of Champaign, moving east
at 45 mph.

HAZARD...Tornado.

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...
  Savoy, Tolono, Philo, and Willard Airport around 1150 AM CDT.
  Sidney around 1155 AM CDT.
  St. Joseph and Homer around 1205 PM CDT.
  Ogden around 1210 PM CDT.

Other locations impacted by this tornadic thunderstorm include Royal,
Flatville, and Penfield.

This includes the following highways...
 Interstate 57 between mile markers 218 and 247.
 Interstate 72 between mile markers 178 and 182.
 Interstate 74 between mile markers 173 and 197.

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 8794 3993 8794 3985 8838 4023 8839
      4033 8793 4023 8793
TIME...MOT...LOC 1647Z 252DEG 42KT 3998 8829 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

MJA
040 
WWUS53 KILX 271705
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1205 PM CDT Mon Apr 27 2026

ILC041-271715-
/O.CAN.KILX.TO.W.0064.000000T0000Z-260427T1715Z/
Douglas-
1205 PM CDT Mon Apr 27 2026

...THE TORNADO WARNING FOR NORTH CENTRAL DOUGLAS COUNTY IS
CANCELLED...

The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 400 PM CDT for
east central Illinois.

&&

LAT...LON 4022 8794 3993 8794 3989 8817 4028 8816
      4033 8793 4023 8793
TIME...MOT...LOC 1705Z 270DEG 42KT 4004 8802 

$$

ILC019-271715-
/O.CON.KILX.TO.W.0064.000000T0000Z-260427T1715Z/
Champaign-
1205 PM CDT Mon Apr 27 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR EASTERN
CHAMPAIGN COUNTY...

At 1205 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Sidney, or 10 miles southeast of Urbana, moving east
at 45 mph.

HAZARD...Tornado.

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...
  Homer around 1210 PM CDT.

Other locations impacted by this tornadic thunderstorm include Royal,
Flatville, and Penfield.

This includes Interstate 74 between mile markers 186 and 197.
 
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 8794 3993 8794 3989 8817 4028 8816
      4033 8793 4023 8793
TIME...MOT...LOC 1705Z 270DEG 42KT 4004 8802 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

MJA
148 
WWUS53 KILX 271710
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1210 PM CDT Mon Apr 27 2026

ILC019-271720-
/O.EXP.KILX.TO.W.0064.000000T0000Z-260427T1715Z/
Champaign-
1210 PM CDT Mon Apr 27 2026

...THE TORNADO WARNING FOR EASTERN CHAMPAIGN COUNTY WILL EXPIRE AT
1215 PM CDT...

The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However, gusty
winds are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 400 PM CDT for
east central Illinois.

&&

LAT...LON 4022 8794 3993 8794 3989 8817 4028 8816
      4033 8793 4023 8793
TIME...MOT...LOC 1710Z 252DEG 42KT 4006 8796 

$$

MJA

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, 11:42 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, 6:46 PM CDTTornado WarningILXDeWitt, McLean, Piatt29 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.