Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
417 AM CDT Wed Jul 15 2026

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-160930-
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-
417 AM CDT Wed Jul 15 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

Areas of fog, some dense, will be found early this morning in
river valleys and nearby areas.

A Heat Advisory remains in effect for portions of northeast
Iowa and northwest Illinois from noon to 8 PM where heat
index readings will most likely exceed 100 degrees. Elsewhere,
heat index readings will be in the mid 90s to near 100.

Wildfire smoke will be found across parts of the area and
is expected to remain mainly aloft, but could limit temperatures.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

Hot and humid conditions will persist into Saturday, with
afternoon heat index readings in the 90s to around 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.

Thunderstorm chances return to the forecast Thursday afternoon
through Saturday evening. The best coverage (30 to 60%) is
expected Friday afternoon and evening. The storms will be
capable of producing heavy downpours and gusty winds, with the
overall threat for severe weather being low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazard Report Provided By forecast.weather.gov