NOUS43 KLOT 202156 PNSLOT ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-211000- Public Information Statement National Weather Service Chicago IL 456 PM CDT Mon Apr 20 2026 /556 PM EDT Mon Apr 20 2026/ ...NWS Damage Survey for 4/17/2026 Tornado Event Update 2... The following provides results of storm surveys conduced across portions of Illinois after several waves of severe thunderstorms moved across the area on April 17, 2026. As of the issuance of this updated Public Information Statement, ten tornadoes have been confirmed to have impacted the NWS Chicago forecast area. As additional survey work continues in the coming days, the total number of tornadoes may change. Information in this Public Information Statement is subject to change as additional information is uncovered. Summary of updates: Three new tornadoes were confirmed. They are in Lowell, IN (EF-0), Kentland, IN (EF-1), and portions of rural Iroquois and Newton Counties in IL and IN (EF-2). .Pecatonica, IL... Rating: EFU Estimated Peak Wind: N/A Path Length /statute/: 0.70 miles Path Width /maximum/: 50 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 4:35 PM CDT Start Location: 2.8 N Pecatonica / Winnebago County / IL Start Lat/Lon: 42.3505 / -89.3571 End Date: 4/17/2026 End Time: 4:37 PM CDT End Location: 2.9 N Pecatonica / Winnebago County / IL End Lat/Lon: 42.3517 / -89.3432 Survey Summary: Storm chaser video shows a brief tornado touching down in an open field about 3 miles north of Pecatonica. The tornado was only on the ground for about two minutes and caused no known damage. .Harrison, IL... Rating: EF1 Estimated Peak Wind: 110 mph Path Length /statute/: 4.3 miles Path Width /maximum/: 125 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 4:58 PM CDT Start Location: 2.5 miles SE Harrison / Winnebago County / IL Start Lat/Lon: 42.3942 / -89.1782 End Date: 4/17/2026 End Time: 5:07 PM CDT End Location: 3.9 miles E Harrison / Winnebago County / IL End Lat/Lon: 42.4293 / -89.1172 Survey Summary: A high-end EF-1 tornado began near the intersection of Meridian Road and Favor Road southeast of Harrison. Video footage from storm chasers documented the tornado growing in size and intensity as it tracked east-northeastward across Favor Road before impacting two farmsteads, causing significant damage to a few outbuildings and snapping and uprooting multiple trees. Additional storm chaser footage showed the tornado intensifying again as it tracked northeastward across Gummow Road and then reaching peak intensity as it impacted a property along Freeport Road. At this property, the majority of the roof of a two-story house was removed, several trees were snapped, and an old barn was destroyed. Storm chaser footage then captured the tornado making a sharp turn back southward and crossing Freeport Road once again before roping out and eventually dissipating in an open field near Owen Center Road. .Roscoe, IL... Rating: EF1 Estimated Peak Wind: 95 mph Path Length /statute/: 11.5 miles Path Width /maximum/: 350 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 7:03 PM CDT Start Location: 2.1 miles E Harrison / Winnebago County / IL Start Lat/Lon: 42.4195 / -89.1533 End Date: 4/17/2026 End Time: 7:17 PM CDT End Location: 4.2 miles SE Rockton / Winnebago County / IL End Lat/Lon: 42.4019 / -88.9413 Survey Summary: An EF-1 tornado began near the intersection of Freeport Road and Bates Road southeast of Harrison, initially downing several tree branches at and near a small cemetery. The tornado produced additional tree damage as it tracked eastward along Roscoe Road before entering the west side of Roscoe and reaching its peak intensity as it tracked through the Hawks Point, Crystal Hills, and Oxford Commons subdivisions. There, multiple homes sustained damage to roofs, siding, and fascia. Several garage doors were blown in, resulting in damage to garage walls. Numerous trees were also uprooted or damaged in these subdivisions. The tornado then continued eastward, knocking down several power poles along Gleasman Road and damaging a nearby farm outbuilding before crossing the Rock River. East of the Rock River, the tornado continued to cause extensive tree damage. Multiple additional houses sustained roof and fascia damage from the tornado as well. The tornado appeared to dissipate just as it reached the Winnebago-Boone county line. Extensive straight-line wind damage was also observed in close proximity to the tornadic circulation, particularly on its southern flank. Of interesting note, the path of this tornado crossed over the path of the Harrison tornado which occurred around two hours prior. .Mendota, IL... Rating: EF1 Estimated Peak Wind: 90 mph Path Length /statute/: 17.2 miles Path Width /maximum/: 700 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 8:12 PM CDT Start Location: 2.3 E Arlington / Bureau County / IL Start Lat/Lon: 41.4646 / -89.2054 End Date: 4/17/2026 End Time: 8:31 PM CDT End Location: 1.2 miles SW Radley / LaSalle County / IL End Lat/Lon: 41.6221 / -88.9530 Survey Summary: The tornado appeared to start just south of County Road 2200 N in Bureau County where a barn structure sustained roofing damage. The tornado then moved northeastward into LaSalle County producing damage to trees and farm outbuildings. Several wooden power poles were damaged on the far southeastern side of Mendota before a semi truck was blown over on Interstate 57 as the tornado continued northeastward. The tornado then moved on the eastern side of Meriden causing additional damage to trees and farm outbuildings before dissipating in an open field north of Highway 34. .Rural Livingston County, IL... Rating: EF1 Estimated Peak Wind: 90 mph Path Length /statute/: 1.6 miles Path Width /maximum/: 50 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 7:24 PM CDT Start Location: 1.8 miles NW Belle Prairie / Livingston County / IL Start Lat/Lon: 40.6616 / -88.5747 End Date: 4/17/2026 End Time: 7:27 PM CDT End Location: 1.8 miles N Belle Prairie / Livingston County / IL End Lat/Lon: 40.6728 / -88.5478 Survey Summary: A tornado started in McLean county and crossed in to southwestern Livingston County. A machine shed and trees were damaged in Livingston county before the tornado lifted. Thank you to NWS Lincoln for surveying this tornado! .Gibson City, IL... Rating: EF1 Estimated Peak Wind: 90 Path Length /statute/: 4.9 miles Path Width /maximum/: 100 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 9:32 PM CDT Start Location: 1 W Gibson City / Ford County / IL Start Lat/Lon: 40.4643 / -88.3989 End Date: 4/17/2026 End Time: 9:37 PM CDT End Location: 3 ENE Gibson City / Ford County / IL End Lat/Lon: 40.4799 / -88.3088 Survey Summary: The tornado touched down on the west side of Gibson City, producing significant roofing damage to several buildings along 8th Street. The tornado continued east-northeastward for several miles, producing primarily tree damage before lifting approximately 3 miles east-northeast of Gibson City. .Buckley, IL... Rating: EF1 Estimated Peak Wind: 95 mph Path Length /statute/: 9.27 miles Path Width /maximum/: 150 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 9:46 PM CDT Start Location: 4.6 miles NW of Loda / Ford County / IL Start Lat/Lon: 40.5326 / -88.1643 End Date: 4/17/2026 End Time: 9:55 PM CDT End Location: 1.3 miles E of Buckley / Iroquois County / IL End Lat/Lon: 40.598 / -88.0126 Survey Summary: The tornado touched down west of Loda with initial damage consisting of the collapse of two empty grain bins. The tornado continued east-northeastward to just south of Buckley, producing downed and uprooted trees and blowing over semi-trucks on Interstate 57. Near the end of the damage track, the roof of a large outbuilding was removed while nearby trees were snapped at their base, with debris deposited in various directions. .Rural Iroquois and Newton Counties... Rating: EF2 Estimated Peak Wind: 115 mph Path Length /statute/: 11 miles Path Width /maximum/: 150 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 10:11 PM CDT Start Location: 4 miles S Woodland / Iroquois County / IL Start Lat/Lon: 40.6850 / -87.6625 End Date: 4/17/2026 End Time: 10:36 PM CDT End Location: 2.5 miles W Kentland / Newton County / IN End Lat/Lon: 40.7717 / -87.4926 Survey Summary: The tornado appeared to touch down in an open field southwest of the intersection of East 1200 North Road and County Road 2540 East and impacted a farm, leading to damage to numerous structures. The tornado then continued northeastward causing damage to trees and numerous farm outbuildings. The peak intensity of the tornado occurred near the end of the path near the Iroquois and Newton county border (Illinois and Indiana state line) where over a dozen new wooden power poles were snapped at their base. The tornado then appeared to lift just northeast of US 24 in southwestern Newton County. .Kentland, IN... Rating: EF1 Estimated Peak Wind: 90 mph Path Length /statute/: 3.2 miles Path Width /maximum/: 50 yards Fatalities: 0 Injuries: 0 Start Date: 4/17/2026 Start Time: 10:25 PM CDT Start Location: 1.5 miles S Kentland / Newton County / IN Start Lat/Lon: 40.7495 / -87.4598 End Date: 4/17/2026 End Time: 10:29 PM CDT End Location: 2 miles E Kentland / Newton County / IN End Lat/Lon: 40.7744 / -87.4098 Survey Summary: A narrow EF-1 tornado touched down near the intersection of W 1700 S and S 250 W where several large tree branches were downed. The tornado then crossed US Highway 41 at peak intensity, downing a billboard, uplifting a large portion of a roof of a restaurant, and pushing over a semi truck. A farm outbuilding was damaged nearby, as well. Debris was thrown nearly 2 miles downstream in an open field just north of US-24, close to where the tornado appeared to lift. .Lowell, IN... Rating: EF0 Estimated Peak Wind: 80 mph Path Length /statute/: TBD Path Width /maximum/: TBD Fatalities: 0 Injuries: 0 Start Date: TBD Start Time: TBD Start Location: TBD Start Lat/Lon: TBD End Date: TBD End Time: TBD End Location: TBD End Lat/Lon: TBD Survey Summary: Coming Soon. && EF Scale: The Enhanced Fujita Scale classifies tornadoes into the following categories: EF0.....65 to 85 mph EF1.....86 to 110 mph EF2.....111 to 135 mph EF3.....136 to 165 mph EF4.....166 to 200 mph EF5.....>200 mph NOTE: The information in this statement is preliminary and subject to change pending final review of the events and publication in NWS Storm Data. $$