Interactive NWS Alert
Radar valid at 1000 pm CDT, Jul 27th 2026

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ015-024>026-
034-035-MOZ009-010-241445-
/O.NEW.KDVN.XH.A.0002.260726T1700Z-260728T0300Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Rock Island-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
Including the cities of Dubuque, Memphis, Clinton, Maquoketa, Vinton,
Keosauqua, Fairfield, Cedar Rapids, Burlington, Washington,
Davenport, Aledo, Fort Madison, Marengo, Manchester, Anamosa,
Carthage, Independence, Tipton, Sigourney, Wapello, Kahoka, Iowa
City, Moline, Oquawka, Macomb, Muscatine, Rock Island, Mount
Pleasant, Bettendorf, and Monmouth
138 AM CDT Fri Jul 24 2026
...EXTREME HEAT WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
EVENING...
* WHAT...Dangerously hot conditions with heat index values up to 106
possible. Little relief will be seen Sunday night with low
temperatures of 75 to 80.
* WHERE...Portions of northwest and west central Illinois, east
central, northeast, and southeast Iowa, and northeast Missouri.
* WHEN...From Sunday afternoon through Monday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
&&
iNWS is an experimental service intended for NWS core partners,
including emergency managers, community leaders and other government
agencies only.