Alert archive / Illinois / Tornado Warnings in 2026

Tornado Warning 101, NWS Lincoln, IL

June 17, 2026Christian County, Macon County, Illinois

NWS Lincoln, IL issued this tornado warning at Jun 17, 2026, 4:54 PM CDT for Christian County, Macon County, Illinois. It was in force for 38 min. 10 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
Jun 17, 2026, 4:54 PM CDT (21:54 UTC)
Expired
Jun 17, 2026, 5:32 PM CDT
In force
38 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.75 in

Counties Christian County, IL, Macon County, IL

The radar

The Lincoln radar (KILX), 52 km from the middle of the area, began a volume at 21:53 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
Jun 17, 5:00 PM CDTTSTM WND DMGNiantic, ILShed destroyed by high winds.
Jun 17, 5:02 PM CDTTSTM WND DMG2 Se Niantic, ILSheet metal blown into a field near Niantic.
Jun 17, 5:02 PM CDTHAIL 22 Se Niantic, IL
Jun 17, 5:05 PM CDTTORNADO1 W Blue Mound, ILEF-1, max winds 110 mph, path length 10.7 miles, width 700 yards. The tornado began in northern Christian County in the Griswold Conservation Area, causing extensive tree damage throughout the property. It crossed the county line into Macon County, damaging mo
Jun 17, 5:08 PM CDTHAIL 1.5Boody, ILCorrects previous hail report from Boody. Photo of ping pong size hail with a ruler. Time estimated from radar.
Jun 17, 5:08 PM CDTHAIL 1.75Boody, ILCorrects previous hail report from Boody. Golf ball size hail near route 48 outside of Boody. Time estimated from radar.
Jun 17, 5:10 PM CDTTSTM WND DMGDecatur, ILPowerline line blown down at Shadow Ridge in Decatur.
Jun 17, 5:10 PM CDTHAIL 1.5Elwin, ILPing Pong size hail.
Jun 17, 5:15 PM CDTTSTM WND DMG2 S Macon, ILPower poles snapped off near the ground near highway 51 south of Walker Road.
Jun 17, 5:15 PM CDTTSTM WND DMG4 Se Harristown, IL10 trees 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
Jun 17, 2:14 PM CDTTornado WatchSPC11 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.9 hours before the alert went out and 53 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 2026-06-17Temperature 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 2026-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 138 square meters per square second.19395878Sfc1 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
2139 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
138 m²/s²
0-3 km storm-relative helicity
239 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

343 
WFUS53 KILX 172154
TORILX
ILC021-115-172300-
/O.NEW.KILX.TO.W.0101.260617T2154Z-260617T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
454 PM CDT Wed Jun 17 2026

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Northeastern Christian County in central Illinois...
  Southern Macon County in central Illinois...

* Until 600 PM CDT.

* At 454 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Mechanicsburg, or 17 miles east of Springfield,
  moving east at 35 mph.

  HAZARD...Tornado and baseball 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...
  Mount Auburn around 500 PM CDT.
  Niantic around 505 PM CDT.
  Harristown around 510 PM CDT.

Other locations in the path of this tornadic thunderstorm include
Decatur, Mount Zion, Long Creek, Decatur Airport and Dalton City.

This also includes Lincoln Trail Homestead State Park & Memorial and
Spitler Woods State Natural Area.
 
This includes Interstate 72 between mile markers 125 and 139.
 
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 3974 8876 3974 8881 3966 8881 3965 8892
      3974 8935 3982 8925 3981 8922 3992 8921
      3989 8874
TIME...MOT...LOC 2154Z 277DEG 29KT 3982 8933 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.75 IN

$$

NMA
2 follow-up statements
933 
WWUS53 KILX 172214
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
514 PM CDT Wed Jun 17 2026

ILC021-115-172300-
/O.CON.KILX.TO.W.0101.000000T0000Z-260617T2300Z/
Christian-Macon-
514 PM CDT Wed Jun 17 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
NORTHEASTERN CHRISTIAN AND SOUTHERN MACON COUNTIES...

At 514 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Macon, or 12 miles south of Decatur, moving east at
50 mph.

HAZARD...Tornado and baseball 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 Christian and southern Macon Counties, including the
following locations... Boody, Elwin, Hervey City, and Oakley.

This also includes Lincoln Trail Homestead State Park & Memorial and
Spitler Woods State Natural Area.
 
This includes Interstate 72 between mile markers 130 and 139.
 
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 3974 8876 3974 8881 3966 8881 3965 8892
      3970 8914 3980 8914 3991 8912 3989 8874
TIME...MOT...LOC 2214Z 284DEG 45KT 3968 8902 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.75 IN

$$

NMA
089 
WWUS53 KILX 172232 RRA
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
532 PM CDT Wed Jun 17 2026

ILC021-115-172241-
/O.CAN.KILX.TO.W.0101.000000T0000Z-260617T2300Z/
Christian-Macon-
532 PM CDT Wed Jun 17 2026

...THE TORNADO WARNING FOR NORTHEASTERN CHRISTIAN AND SOUTHERN MACON
COUNTIES IS CANCELLED...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1000 PM CDT for central
Illinois.

&&

LAT...LON 3974 8876 3974 8881 3966 8881 3965 8892
      3970 8914 3980 8914 3991 8912 3989 8874
TIME...MOT...LOC 2230Z 277DEG 29KT 3966 8884 

$$

NMA

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 8:14 AM CDTSevere Thunderstorm WarningILXFulton, Knox, Peoria, Stark61 min
Jun 17, 9:03 AM CDTSevere Thunderstorm Warning Considerable damage threatILXFulton, Marshall, Peoria, Stark, Tazewell, Woodford57 min
Jun 17, 9:11 AM CDTAreal Flood AdvisoryILXKnox3 hr
Jun 17, 9:45 AM CDTSevere Thunderstorm WarningILXLogan, Mason, Menard, Sangamon60 min
Jun 17, 9:54 AM CDTSevere Thunderstorm WarningILXMcLean, Woodford66 min
Jun 17, 10:09 AM CDTSevere Thunderstorm WarningILXDeWitt, Macon, Moultrie, Piatt66 min
Jun 17, 10:58 AM CDTRiver Flood WarningILXMarshall, Putnam11 days
Jun 17, 2:53 PM CDTSevere Thunderstorm WarningILXDeWitt, Fulton, Logan, McLean, Mason, Tazewell50 min
Jun 17, 2:55 PM CDTSevere Thunderstorm WarningILXMcLean, Peoria, Tazewell, Woodford31 min
Jun 17, 3:41 PM CDTFlash Flood WarningILXDeWitt, Logan, McLean, Tazewell3 hr
Jun 17, 3:42 PM CDTSevere Thunderstorm WarningILXDeWitt, Logan, McLean, Macon, Piatt41 min
Jun 17, 3:50 PM CDTFlash Flood WarningILXMcLean, Peoria, Tazewell, Woodford3 hr
Jun 17, 3:50 PM CDTSevere Thunderstorm WarningILXCass, Logan, Mason, Menard, Sangamon55 min
Jun 17, 3:52 PM CDTSevere Thunderstorm WarningILXDeWitt, Logan, McLean, Mason, Tazewell26 min
Jun 17, 3:57 PM CDTSevere Thunderstorm WarningILXCass, Christian, Logan, Mason, Menard, Sangamon63 min
Jun 17, 4:08 PM CDTTornado WarningILXChampaign, DeWitt, Douglas, Macon, Piatt31 min
Jun 17, 4:14 PM CDTSevere Thunderstorm WarningILXFulton, Mason, Tazewell28 min
Jun 17, 4:19 PM CDTFlash Flood WarningILXChampaign, DeWitt, McLean, Piatt3 hr
Jun 17, 4:19 PM CDTTornado WarningILXLogan, Menard, Sangamon41 min
Jun 17, 4:23 PM CDTTornado WarningILXDeWitt, Logan, Macon52 min
Jun 17, 4:29 PM CDTSevere Thunderstorm WarningILXCass, Fulton, Mason, Schuyler61 min
Jun 17, 4:42 PM CDTSevere Thunderstorm Warning Considerable damage threatILXChristian, Logan, Menard, Sangamon19 min
Jun 17, 4:49 PM CDTSevere Thunderstorm WarningILXChristian, DeWitt, Macon, Moultrie, Piatt, Sangamon and 1 more56 min
Jun 17, 5:05 PM CDTSevere Thunderstorm WarningILXLogan, Menard, Sangamon40 min
Jun 17, 5:11 PM CDTTornado WarningILXChristian, Macon, Moultrie, Shelby21 min
Jun 17, 5:14 PM CDTSevere Thunderstorm WarningILXDeWitt, Logan, Macon26 min
Jun 17, 5:18 PM CDTSevere Thunderstorm WarningILXCass, Morgan, Scott38 min
Jun 17, 5:21 PM CDTTornado WarningILXChampaign, Douglas, Piatt39 min
Jun 17, 5:23 PM CDTTornado WarningILXMacon, Moultrie, Piatt, Shelby30 min
Jun 17, 5:26 PM CDTSevere Thunderstorm WarningILXLogan, Mason, Menard, Sangamon34 min
Jun 17, 5:43 PM CDTSevere Thunderstorm WarningILXChristian, Logan, Macon, Moultrie, Piatt, Sangamon and 1 more44 min
Jun 17, 5:46 PM CDTTornado WarningILXColes, Douglas44 min
Jun 17, 6:09 PM CDTTornado WarningILXClark, Edgar53 min
Jun 17, 6:11 PM CDTFlash Flood WarningILXChristian, Logan, Macon, Menard, Moultrie, Sangamon4 hr
Jun 17, 6:16 PM CDTFlash Flood WarningILXChampaign, Piatt, Vermilion4 hr
Jun 17, 6:18 PM CDTSevere Thunderstorm Warning Destructive damage threatILXColes, Douglas, Moultrie, Piatt42 min
Jun 17, 6:33 PM CDTSevere Thunderstorm WarningILXMorgan, Sangamon, Scott45 min
Jun 17, 6:40 PM CDTFlash Flood WarningILXClark, Coles, Douglas, Edgar3 hr
Jun 17, 6:44 PM CDTSevere Thunderstorm Warning Destructive damage threatILXColes, Cumberland, Douglas46 min
Jun 17, 6:46 PM CDTTornado WarningILXColes, Cumberland29 min
Jun 17, 6:47 PM CDTTornado WarningILXChristian, Sangamon43 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.