Hazardous Weather Outlook
Issued by NWS Central Illinois
Issued by NWS Central Illinois
902 FLUS43 KILX 052037 HWOILX Hazardous Weather Outlook National Weather Service Lincoln IL 237 PM CST Thu Mar 5 2026 ILZ027>031-036>038-061200- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean- 237 PM CST Thu Mar 5 2026 This Hazardous Weather Outlook is for central Illinois. .DAY ONE...Tonight. Areas of dense fog are likely to develop again this evening, continuing through the night. Scattered thunderstorms are possible late in the night, mainly south of I-74, as a warm front lifts into the area. While the severe weather threat is low, a few storms may contain some small hail. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Scattered storms will continue into Friday morning, mainly near and north of I-74, as the warm front passes through the area. A few of these storms may contain hail. Any lingering fog will also quickly erode as the front passes. A cold front will move across the area late Friday night into early Saturday, bringing another round of showers and thunderstorms. Some storms late Friday night could be severe. Damaging winds are the primary hazard, but large hail and a tornado or two cannot be ruled out. Additional thunderstorm chances are expected Tuesday and Tuesday night, though the severe weather risk is uncertain at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated tonight. $$ ILZ040>057-061-061200- Schuyler-Mason-Logan-De Witt-Piatt-Champaign-Vermilion-Cass-Menard- Scott-Morgan-Sangamon-Christian-Macon-Moultrie-Douglas-Coles-Edgar- Shelby- 237 PM CST Thu Mar 5 2026 This Hazardous Weather Outlook is for central Illinois, east central Illinois and west central Illinois. .DAY ONE...Tonight. Areas of dense fog are likely to develop again this evening, continuing through the night. Scattered thunderstorms are possible late in the night, mainly west of I-55, as a warm front lifts into the area. While the severe weather threat is low, a few storms may contain some small hail. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Scattered thunderstorms are expected early Friday morning, mainly east of I-55, a few of which may contain hail. A cold front will move across central Illinois late Friday night into Saturday morning, bringing another round of showers and thunderstorms. Some of these storms could be severe with damaging winds the primary hazard, but large hail and a tornado or two cannot be ruled out. The best chances of any severe weather will be near and west of I-55. Additional thunderstorm chances are expected Tuesday and Tuesday night, though the severe weather risk is uncertain at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated tonight. $$ ILZ062-063-066>068-071>073-061200- Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence- 237 PM CST Thu Mar 5 2026 This Hazardous Weather Outlook is for southeast Illinois. .DAY ONE...Tonight. Areas of dense fog are expected to develop this evening, continuing much of the night. Scattered thunderstorms are possible late in the night, as a warm front lifts into the area. While the severe weather threat is low, a few storms may contain some small hail. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. A cold front will move across southeast Illinois late Friday night into Saturday morning, bringing another round of showers and thunderstorms. A few storms could be severe with damaging winds, and locally heavy rain may result in minor flooding. Additional thunderstorm chances are expected Tuesday and Tuesday night, though the severe weather risk is uncertain at this time. Minor flooding will continue on the Little Wabash River near Clay City, and the Embarras River near Lawrenceville, into next week. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated tonight. $$ Geelhart