One product issued by NWS for: Plainfield IL
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
244 PM CDT Sat Aug 15 2026
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-161945-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
244 PM CDT Sat Aug 15 2026 /344 PM EDT Sat Aug 15 2026/
This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.
.DAY ONE...Tonight.
Weather hazards expected...
Limited Thunderstorm Risk...with an associated:
Level 1 of 5 Damaging Wind Risk...up to 60 mph.
Elevated Flooding Risk, mainly south of I-80.
DISCUSSION...
Another wave of heavy rain producing showers and thunderstorms is
expected ahead of a cold front tonight into Sunday morning. These
storms will produce torrential downpours and locally gusty winds.
Flash flooding may result in areas where multiple storms move over
the same areas.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Sunday...
Limited Flooding Risk.
Limited Thunderstorm Risk...with an associated:
Level 1 of 5 Severe Thunderstorm Risk.
Tuesday Night...
Elevated Flooding Risk.
Limited Thunderstorm Risk.
Wednesday...
Limited Thunderstorm Risk.
High Swim Risk Lake Michigan Beaches.
DISCUSSION...
Additional storm chances are expected late Tuesday into Tuesday night.
.SPOTTER INFORMATION STATEMENT...
Spotters may be needed tonight for flash flooding reports.
GENERAL STORM MOTION OF THE DAY:
Moving toward the east at 20 to 30 mph.
$$