Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
429 AM CDT Thu Jul 16 2026

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-170930-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
429 AM CDT Thu Jul 16 2026

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...TODAY AND TONIGHT

Wildfire smoke could result in unhealthy air quality for
portions of northern Illinois. An Air Quality Alert remains in
effect for Jo Daviess and Stephenson counties.

Hot and humid conditions will persist today, with afternoon
heat index readings in the mid 90s to around 100 degrees.

Isolated storms are possible this afternoon and evening. Lightning
is the primary hazard.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

Hot and humid conditions will persist into Saturday, with
afternoon heat index readings near 100 degrees. The prolonged
period of hot temperatures may pose a risk to those without
adequate cooling, or those who must spend extended time outdoors.

Scattered showers and storms are expected Friday afternoon and
evening, and again Saturday afternoon and evening. Isolated
severe storms are possible Saturday, mainly east of the
Mississippi River with damaging winds the primary threat. All
storms will be accompanied by lightning and heavy downpours.

Additional storm chances are forecast early next week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazard Report Provided By forecast.weather.gov