Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
305 AM CDT Wed Aug 19 2026

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-200815-
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-
305 AM CDT Wed Aug 19 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

Patchy dense fog is possible through sunrise across portions of
eastern Iowa and northwest Illinois north of Interstate 80.

Isolated severe storms are possible this afternoon into early
evening south of Interstate 80. Damaging winds, hail and
localized flash flooding are the primary threats.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is possible this afternoon into early evening.

$$

Special Weather Statement
National Weather Service Quad Cities IA IL
714 AM CDT Wed Aug 19 2026

IAZ067-068-ILZ015-191415-
Muscatine-Scott-Rock Island-
Including the cities of Muscatine, Davenport, Bettendorf, Moline,
and Rock Island
714 AM CDT Wed Aug 19 2026

...Areas of Fog This Morning...

Areas of fog, dense in some locations will persist through 830 AM.
The dense fog will be especially common in and near river valleys
and other low lying areas, and reduce visibilities under one
quarter mile.

If traveling this morning, be prepared for fog that could bring
sudden and significant reductions in visibility over short
distances. If you encounter dense fog, slow down, give yourself
plenty of braking distance between other vehicles, and be sure to
keep headlights on low beam. Be especially cautious in school zones.
Conditions should after 830 to 9 AM.

$$

Hazard Report Provided By forecast.weather.gov