Hazardous Weather Outlook
Issued by NWS Central Illinois

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FLUS43 KILX 082058
HWOILX

Hazardous Weather Outlook
National Weather Service Lincoln IL
358 PM CDT Tue Sep 8 2026

ILZ027>031-036>038-040-041-091100-
Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-Schuyler-
Mason-
358 PM CDT Tue Sep 8 2026

This Hazardous Weather Outlook is for central Illinois and west
central Illinois.

.DAY ONE...Late Afternoon and Tonight.

Scattered thunderstorms will begin moving into areas northwest of
the Illinois River late tonight. Severe weather is not expected
during this time.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Scattered thunderstorms will continue through Wednesday morning,
with additional thunderstorms developing during the afternoon. A few
of these will be capable of producing strong winds and hail south of
a Galesburg to Lacon line.

There is a chance of thunderstorms from Saturday afternoon through
Monday evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated tonight.

$$

ILZ042>057-061>063-066>068-071>073-091100-
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-
358 PM CDT Tue Sep 8 2026

This Hazardous Weather Outlook is for central Illinois, east
central Illinois, southeast Illinois and west central Illinois.

.DAY ONE...Late Afternoon and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hot and more humid conditions will prevail on Wednesday afternoon,
with heat indices peaking from 99 to 104 degrees, highest south of
I-70.

Isolated to scattered thunderstorms will develop during Wednesday
afternoon, becoming more widespread during the evening. A few of the
storms will be capable of producing strong wind gusts and hail. The
rain will continue overnight into Thursday, with a widespread three
quarter to 1.5 inches likely. Areas near and south of I-70 have a 20
to 40 percent chance of seeing more than 2 inches of accumulation.

There is a chance of thunderstorms Saturday afternoon through Monday
evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated tonight.

$$

07