Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >
Overview
Storm Reports
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Preliminary Storm Report Map |
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 0842 AM Tstm Wnd Dmg Sublette 41.64N 89.23W 08/12/2026 Lee IL Law Enforcement large tree branch (est 8-12 inch) snapped and blocking roadway. 0858 AM Tstm Wnd Dmg 1 N Wedron 41.46N 88.78W 08/12/2026 La Salle IL Public Report of downed tree limbs and flattened corn. Time estimated by radar. 0902 AM Tstm Wnd Gst 4 NNW Naplate 41.38N 88.91W 08/12/2026 M53 MPH La Salle IL Public Private weather station: 4.2 NNW Naplate. 0919 AM Tstm Wnd Gst Somonauk 41.63N 88.68W 08/12/2026 M60 MPH De Kalb IL Emergency Mngr 0922 AM Tstm Wnd Gst 4 SE Seneca 41.27N 88.55W 08/12/2026 M65 MPH Grundy IL Public Ambient weather station measured a peak wind gust of 65 mph. 0930 AM Tstm Wnd Gst 3 NNE Verona 41.26N 88.48W 08/12/2026 M54 MPH Grundy IL Public Private weather station: 3.3 NNE Verona. 0936 AM Tstm Wnd Dmg Coal City 41.29N 88.28W 08/12/2026 Grundy IL Public Report shared via social media of small and medium tree limbs downed around Coal City. Time estimated by radar. 0937 AM Tstm Wnd Dmg 3 NNE Morris 41.40N 88.40W 08/12/2026 Grundy IL Public power lines down near RT 6 and Ashley road. 0938 AM Tstm Wnd Gst 2 NNW Shorewood 41.55N 88.21W 08/12/2026 M64 MPH Will IL Public Measured wind gust of 64.2 mph on an Ambient weather station. The gusts appear well calibrated surrounding the period of time during the storm, and radar data supported wind gusts in excess of 60 mph. 1001 AM Tstm Wnd Dmg 1 E Frankfort 41.49N 87.83W 08/12/2026 Will IL Public Photo shared on social media shows a 40 foot diameter tree uprooted. The yard surrounding the tree was flooded. Time estimated by radar. 1007 AM Tstm Wnd Dmg Kankakee 41.12N 87.86W 08/12/2026 Kankakee IL Public Social media report of large tree branches downed throughout Kankakee. The nearby IKK AWOS measured a peak wind gust of 44 kt or 51 mph. Time estimated by radar. 1008 AM Tstm Wnd Dmg Peotone 41.33N 87.79W 08/12/2026 Will IL Public Report shared on social media of downed tree branches in Peotone. Time estimated by radar. 1011 AM Tstm Wnd Dmg Flossmoor 41.54N 87.68W 08/12/2026 Cook IL Public Report on social media of additional tree limbs fell during the storms this morning. Time estimated by radar. 1015 AM Flood 2 NW Rockdale 41.53N 88.15W 08/12/2026 Will IL Public a few inches of standing water on Glenwood Ave. relayed via social media. 1015 AM Flood 1 WNW Chicago Heights 41.51N 87.65W 08/12/2026 Cook IL Public Report via social media of Schilling Avenue flooded near 10th Street in Chicago Heights. 1018 AM Tstm Wnd Dmg Crete 41.44N 87.63W 08/12/2026 Will IL Public Photo shared on social media showing a large 20 foot long tree branch downed on a power line. Time estimated by radar. 1019 AM Tstm Wnd Gst 3 NE Bradley 41.17N 87.83W 08/12/2026 M60 MPH Kankakee IL Public Personal weather station measured a wind gust of 60 mph. 1025 AM Tstm Wnd Dmg 1 WNW Hammond 41.59N 87.52W 08/12/2026 Lake IN Public Multiple reports on social media of downed tree limbs in South Hammond. Time estimated by radar. 1025 AM Tstm Wnd Dmg Algonquin 42.17N 88.29W 08/12/2026 McHenry IL Broadcast Media Power poles downed blocking the road. 1031 AM Tstm Wnd Gst Paxton 40.46N 88.09W 08/12/2026 M62 MPH Ford IL Trained Spotter recorded by handheld anemometer. 1035 AM Tstm Wnd Dmg Morocco 40.95N 87.45W 08/12/2026 Newton IN Public Photo shared on social media showing large trees downed on a garage in Morocco, Indiana. Time estimated by radar. 1040 AM Tstm Wnd Dmg Brook 40.87N 87.36W 08/12/2026 Newton IN Public Report shared on social media of power poles downed in Brook. Time estimated by radar. 1052 AM Tstm Wnd Dmg 6 ESE Rensselaer 40.92N 87.03W 08/12/2026 Jasper IN Public Report relayed via social media of downed power poles in McCoysburg. The nearby AWOS in Rensselaer measured a peak wind gust of 51 mph. Time estimated by radar. 1105 AM Marine Tstm Wind 3 NE Navy Pier 41.92N 87.57W 08/12/2026 M44 MPH LMZ741 IL C-Man Station 1109 AM Rain 2 NE Roselawn 41.16N 87.30W 08/12/2026 M2.94 Inch Newton IN Public Private weather station: KINDEMOT27 reported 2.94 inches so far, with 2.82 in past hour. 1130 AM Flood Roselawn 41.15N 87.31W 08/12/2026 Newton IN Public report of yard flooding and 2 inches of water flowing on roadway. Exact location in town unknown. && $$ |
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