Alert archive / Illinois / Tornado Warnings in 2026
Tornado Warning 112, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Jun 17, 2026, 8:14 PM CDT for Clark County, Illinois. It was in force for 12 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
- Jun 17, 2026, 8:14 PM CDT (01:14 UTC)
- Expired
- Jun 17, 2026, 8:26 PM CDT
- In force
- 12 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.25 in
County Clark County, IL
The radar
The Indianapolis radar (KIND), 120 km from the middle of the area, began a volume at 01:13 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this tornado warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 17, 2:14 PM CDT | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 1.2 hours before the alert went out and 124 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
- 611 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 895 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 166 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.5
The text
As transmitted.
746
WFUS53 KILX 180114
TORILX
ILC023-180145-
/O.NEW.KILX.TO.W.0112.260618T0114Z-260618T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
814 PM CDT Wed Jun 17 2026
The National Weather Service in Lincoln has issued a
* Tornado Warning for...
East central Clark County in east central Illinois...
* Until 845 PM CDT.
* At 813 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Marshall, moving east at 40 mph.
HAZARD...Tornado and half dollar 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
east central Clark County, including the following locations...
Darwin and Lincoln Trail State Park.
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 3934 8756 3934 8758 3931 8760 3931 8762
3930 8760 3928 8761 3933 8772 3940 8766
3941 8753 3936 8753
TIME...MOT...LOC 0113Z 292DEG 34KT 3935 8762
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
$$
Erwin1 follow-up statement
844
WWUS53 KILX 180126
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
826 PM CDT Wed Jun 17 2026
ILC023-180136-
/O.CAN.KILX.TO.W.0112.000000T0000Z-260618T0145Z/
Clark-
826 PM CDT Wed Jun 17 2026
...THE TORNADO WARNING FOR EAST CENTRAL CLARK COUNTY IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for east central
Illinois.
&&
LAT...LON 3934 8756 3934 8758 3931 8760 3931 8762
3930 8760 3928 8761 3933 8772 3940 8766
3941 8753 3936 8753
TIME...MOT...LOC 0124Z 292DEG 34KT 3930 8747
$$
ErwinWhat forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Lincoln, IL wrote its last area forecast discussion before this tornado warning went out at Jun 17, 6:29 PM CDT, 1 hour 45 minutes earlier. Its key messages:
- A Tornado Watch is in effect until 10pm CDT for locations along and south of a Macomb to Chenoa line. All severe hazards are possible...with the greatest probability for strong tornadoes focusing south of a Springfield to Paris line.
- Quiet weather will prevail Thursday through Saturday...with the next chance for thunderstorms arriving by Sunday.
Area forecast discussion, Jun 17, 6:29 PM CDT, 1 hour 45 minutes before
Area Forecast Discussion National Weather Service Lincoln IL 629 PM CDT Wed Jun 17 2026 .KEY MESSAGES... - A Tornado Watch is in effect until 10pm CDT for locations along and south of a Macomb to Chenoa line. All severe hazards are possible...with the greatest probability for strong tornadoes focusing south of a Springfield to Paris line. - Quiet weather will prevail Thursday through Saturday...with the next chance for thunderstorms arriving by Sunday. && .DISCUSSION... Issued at 316 PM CDT Wed Jun 17 2026 19z/2pm mesoanalysis shows an outflow boundary left behind by the morning convection along a Quincy...to Litchfield...to Salem line. This is considerably further south than previously thought: therefore the most significant risk for widespread severe weather later this afternoon and evening has shifted south as well. As such, the new Tornado Watch coordinated with SPC does not include the far northern KILX CWA from the Peoria area northward. MLCAPEs are currently under 1000J/kg: however, as the boundary mixes slowly northward this afternoon, the RAP suggests MLCAPEs will increase into the 1500-2000J/kg along/southeast of a Quincy to Champaign line over the next couple of hours. Impressive wind fields aloft are contributing to very strong 0-6km bulk shear of 60-80kt...while 0-1km shear values remain in the 30-40kt range. Given marginal instability and extreme shear, am expecting supercell thunderstorms to rapidly develop along/ahead of a slowly advancing cold front across the Illinois River Valley imminently. All severe hazards will be in play...including damaging wind gusts in excess of 70mph, hail larger than golf balls, and tornadoes. The Significant Tornado Parameter (STP) is currently maximized closer to the outflow boundary from central/northern Missouri across south-central Illinois, but is progged to lift northward later this afternoon/evening. At this time, it appears the highest probability of potentially strong tornadoes will focus along/south of a Springfield to Paris line. Thunderstorms are currently developing in a band from Galesburg/Rushville eastward to Pontiac/Champaign. CAMs have generally sped up the development process, as well as the gradual S/SE movement of the band. As a result, think the primary severe risk will be focused along the I-72 corridor between 4pm and 6pm, then will sink toward I-70 by 7pm to 9pm. The primary line of convection will exit the far SE KILX CWA around midnight: however, a few showers may linger further north throughout the evening into the first part of the overnight. A short-wave trough will bring a period of mid-level cloudiness to central Illinois Thursday morning, with forecast soundings suggesting the potential for a few light rain showers mostly along/south of a Rushville to Robinson line where slight chance PoPs (20%) are warranted. Once this wave departs, a return to cool and mostly dry weather will be on tap for Friday and Saturday. The next significant chance for precipitation will hold off until late Saturday night into Sunday as a stronger short-wave trough traverses the Plains and approaches from the west. Given better deep-layer moisture and strong forcing, think showers and thunderstorms will become widespread. The severe weather risk remains uncertain at this time, with several machine learning algorithms such as Colorado State and NSSL keeping the greatest probabilities further south. A few NCAR members do however suggest 15-30% probs northward into central Illinois, so will need to keep an eye on mesoscale details as the time nears. && .AVIATION /00Z TAFS THROUGH 00Z FRIDAY/... Issued at 629 PM CDT Wed Jun 17 2026 A line of scattered but intense convection located along the I-72 corridor will continue to gradually push east-southeast of the terminals through about 02-04z. Convective impacts will be greatest at SPI, DEC, and CMI, where brief LIFR vsbys and variable and gusty thunderstorm winds are expected. Skies will gradually clear overnight, with winds become steady from the W to WNW around 8-12 kts. After 12z, diurnal CU with bases around 5kft will develop with steady NW around 10-15 kts. && .ILX WATCHES/WARNINGS/ADVISORIES... Flood Watch until 10 PM CDT this evening for ILZ027>031- 036>038. Wind Advisory until 7 PM CDT this evening for ILZ040>057- 061>063-066>068-071>073. && KEY MESSAGES...Barnes DISCUSSION...Barnes AVIATION...WFO PAH
Hazardous weather outlook, Jun 17, 3:28 PM CDT, 4 hours 46 minutes before
Hazardous Weather Outlook National Weather Service Lincoln IL 328 PM CDT Wed Jun 17 2026 ILZ036>038-040>057-061>063-066>068-071>073-181100- Fulton-Tazewell-McLean-Schuyler-Mason-Logan-De Witt-Piatt-Champaign- Vermilion-Cass-Menard-Scott-Morgan-Sangamon-Christian-Macon-Moultrie- Douglas-Coles-Edgar-Shelby-Cumberland-Clark-Effingham-Jasper- Crawford-Clay-Richland-Lawrence- 328 PM CDT Wed Jun 17 2026 This Hazardous Weather Outlook is for central Illinois, east central Illinois, southeast Illinois and west central Illinois. .DAY ONE...Tonight. A broken line of thunderstorms capable of all severe hazards will settle southward through central Illinois late this afternoon and evening. The strongest cells within the line will have the potential to produce tornadoes, damaging wind gusts in excess of 70mph, and hail large than golf balls. The highest probability for strong tornadoes will focus along and south of a Springfield to Paris line. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Thunderstorms will develop across the area late Saturday night into Sunday. At this time it appears the severe weather risk will remain low. River flooding is ongoing for portions of central Illinois. Please refer to the latest flood statements for details. .SPOTTER INFORMATION STATEMENT... Spotter activation will be needed through 10pm this evening. Expected storm motion is toward the east at 60-70mph. ILZ027>031-181100- Knox-Stark-Peoria-Marshall-Woodford- 328 PM CDT Wed Jun 17 2026 This Hazardous Weather Outlook is for central Illinois and west central Illinois. .DAY ONE...Tonight. A few strong to severe thunderstorms capable of damaging wind gusts and large hail will track across north-central Illinois late this afternoon. The storms will drop south of the Peoria area by early evening. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Thunderstorms will develop across the area late Saturday night into Sunday. At this time it appears the severe weather risk will remain low. River flooding is ongoing for portions of central Illinois. Please refer to the latest flood statements for details. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed through 5pm this afternoon. Expected storm motion is toward the east at 60-70mph. Barnes
In the hours before
Local storm report, Jun 17, 7:57 PM CDT, 17 minutes before
Preliminary Local Storm Report
National Weather Service Lincoln IL
757 PM CDT Wed Jun 17 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0656 PM Tstm Wnd Dmg Charleston 39.49N 88.18W
06/17/2026 Coles IL Emergency Mngr
Siding torn off and partial roofing removed
from apartment building with many tree limbs
down. Time estimated by radar.
&&
RACLocal storm report, Jun 17, 7:59 PM CDT, 15 minutes before
Preliminary Local Storm Report
National Weather Service Lincoln IL
759 PM CDT Wed Jun 17 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0752 PM Flash Flood 1 S Paris 39.60N 87.70W
06/17/2026 Edgar IL Public
Report from mPING: Street/road flooding;
Street/road closed; Vehicles stranded.
&&Local storm report, Jun 17, 8:00 PM CDT, 14 minutes before
Preliminary Local Storm Report
National Weather Service Lincoln IL
800 PM CDT Wed Jun 17 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0620 PM Tstm Wnd Dmg Lovington 39.72N 88.63W
06/17/2026 Moultrie IL Public
Turkey Barn partially lost roof. Chimney was
damaged on house. Trees blown down.
0620 PM Hail Lovington 39.72N 88.63W
06/17/2026 M2.50 Inch Moultrie IL Public
Wind driven tennis ball size hail put holes
in siding and broke windows.
&&Local storm report, Jun 17, 8:03 PM CDT, 11 minutes before
Preliminary Local Storm Report
National Weather Service Lincoln IL
803 PM CDT Wed Jun 17 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0708 PM Tstm Wnd Dmg Blue Mound 39.70N 89.12W
06/17/2026 Macon IL Broadcast Media
Some damage to Meridian Elementary School in
Blue Mound.
&&
07Local storm report, Jun 17, 8:08 PM CDT, 6 minutes before
Preliminary Local Storm Report
National Weather Service Lincoln IL
808 PM CDT Wed Jun 17 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0700 PM Rain 1 SE Arthur 39.71N 88.47W
06/17/2026 M3.00 Inch Douglas IL Public
&&Local storm report, Jun 17, 8:13 PM CDT, 1 minute before
Preliminary Local Storm Report
National Weather Service Lincoln IL
813 PM CDT Wed Jun 17 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0808 PM Tornado 1.5 NW Dieterich 39.08N 88.40W
06/17/2026 Effingham IL Trained Spotter
0807 PM Tornado 3 ESE Shumway 39.17N 88.60W
06/17/2026 Effingham IL Trained Spotter
&&The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 7:07 PM CDT | Tornado Warning | ILX | Clark, Coles, Edgar | 53 min |
| Jun 17, 7:08 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Moultrie, Piatt | 32 min |
| Jun 17, 7:14 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Douglas, Moultrie, Shelby | 49 min |
| Jun 17, 7:21 PM CDT | Tornado Warning | ILX | Christian, Shelby | 22 min |
| Jun 17, 7:36 PM CDT | Severe Thunderstorm Warning | ILX | Effingham, Shelby | 39 min |
| Jun 17, 7:45 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Edgar | 45 min |
| Jun 17, 7:49 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Crawford, Cumberland, Effingham, Jasper | 56 min |
| Jun 17, 7:51 PM CDT | Tornado Warning | ILX | Cumberland, Effingham, Jasper, Shelby | 39 min |
| Jun 17, 8:21 PM CDT | Tornado Warning | ILX | Cumberland, Jasper | 39 min |
| Jun 17, 8:38 PM CDT | Tornado Warning | ILX | Clark, Crawford | 52 min |
| Jun 17, 8:54 PM CDT | Tornado Warning | ILX | Effingham | 51 min |
| Jun 17, 8:56 PM CDT | River Flood Warning | ILX | Piatt | 7 days |
| Jun 17, 9:12 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Douglas, Edgar | 48 min |
| Jun 17, 9:27 PM CDT | Severe Thunderstorm Warning | ILX | Jasper | 23 min |
| Jun 17, 10:02 PM CDT | Areal Flood Advisory | ILX | Macon, Moultrie | 9 hr |
| Jun 17, 10:14 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham | 27 min |
| Jun 17, 10:35 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford, Cumberland, Jasper | 28 min |
| Jun 17, 10:39 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper, Richland | 42 min |
| Jun 17, 11:38 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Lawrence | 39 min |
| Jun 18, 2:47 AM CDT | River Flood Warning | ILX | Fulton, Knox | 18 hr |
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.