One product issued by NWS for: Danville IL
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Lincoln IL 420 AM CDT Tue Aug 11 2026 ILZ027>031-036>038-040>057-061>063-066>068-071>073-120930- Knox-Stark-Peoria-Marshall-Woodford-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- 420 AM CDT Tue Aug 11 2026 This Hazardous Weather Outlook is for central Illinois, east central Illinois, southeast Illinois and west central Illinois. .DAY ONE...Today and tonight. Heat indices of 95 to 105 are expected this afternoon, which could result in heat-related illness with extended exposure. A conditional threat for severe thunderstorms exists from late morning into afternoon. Damaging winds gusts (potentially in excess of 75 mph) and locally heavy rain are the main hazards, though a couple tornadoes cannot be ruled out. Additional storms are possible later tonight, though the coverage and intensity will be lower. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Heat indices of 95 to 105 degrees are expected Wednesday afternoon. Daily chances for thunderstorms and heavy rain exist through the weekend. Some of these storms could be severe through at least Thursday. .SPOTTER INFORMATION STATEMENT... Spotter activation will may be needed later this morning through afternoon. $$ NMA