Hazardous Weather Outlook
Issued by NWS Central Illinois
Issued by NWS Central Illinois
610 FLUS43 KILX 171001 HWOILX Hazardous Weather Outlook National Weather Service Lincoln IL 501 AM CDT Tue Jun 17 2025 ILZ027>031-036>038-040>043-047>053-181115- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-Schuyler- Mason-Logan-De Witt-Cass-Menard-Scott-Morgan-Sangamon-Christian- Macon- 501 AM CDT Tue Jun 17 2025 This Hazardous Weather Outlook is for central Illinois and west central Illinois. .DAY ONE...Today and tonight. Scattered thunderstorms are possible this afternoon through tonight. These storms may be strong to severe, with damaging wind gusts, large hail, and locally heavy rainfall. The most likely time for severe storms is from 5 pm to midnight. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Additional thunderstorms will develop along a cold front Wednesday afternoon and evening. Damaging wind gusts, large hail, and a tornado or two will be possible. The most likely location for initial storm development Wednesday afternoon will be east of the Illinois River. A period of hot and humid weather is expected by the end of the week. High temperatures in the lower to mid 90s will create heat index values in excess of 100 degrees each afternoon Saturday through Monday. This may cause heat related illness for those without effective cooling, especially for sensitive individuals. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed from 5 PM to midnight today. Expected storm motion is toward the northeast around 20 mph. $$ ILZ044>046-054>057-061>063-066>068-071>073-181115- Piatt-Champaign-Vermilion-Moultrie-Douglas-Coles-Edgar-Shelby- Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence- 501 AM CDT Tue Jun 17 2025 This Hazardous Weather Outlook is for central Illinois, east central Illinois and southeast Illinois. .DAY ONE...Today and tonight. There is a chance of thunderstorms late tonight, however these are not expected to be severe. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Thunderstorms will develop along a cold front Wednesday afternoon and evening. Damaging wind gusts, large hail, and a few tornadoes will be possible. A period of hot and humid weather is expected by the end of the week. High temperatures in the lower to mid 90s will create heat index values in excess of 100 degrees each afternoon Saturday through Monday. This may cause heat related illness for those without effective cooling, especially for sensitive individuals. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated through tonight. $$ 37