308
FLUS43 KDVN 301927
HWODVN
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
227 PM CDT SUN AUG 30 2026
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-311930-
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-
227 PM CDT SUN AUG 30 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
THIS AFTERNOON AND TONIGHT
ISOLATED THUNDERSTORMS WILL BE SEEN THIS AFTERNOON AND POSSIBLY
AGAIN TONIGHT, ESPECIALLY ALONG AND NORTH OF HIGHWAY 30. NO
SEVERE STORMS ARE EXPECTED, BUT BRIEF HEAVY DOWNPOURS ARE
POSSIBLE FROM THE STRONGER STORMS.
DAYS TWO THROUGH SEVEN
MONDAY THROUGH SATURDAY
HOT AND HUMID CONDITIONS WILL RETURN FOR MUCH OF THE WORK WEEK. THE
PEAK OF THE HEAT CURRENTLY LOOKS TO BE TUESDAY INTO WEDNESDAY. HEAT
INDICES WILL RANGE FROM THE MID 90S TO OVER 100 ALONG AND SOUTH
OF INTERSTATE 80 WHERE A HEAT ADVISORY IS NOW IN EFFECT.
A NEAR-DAILY RISK OF THUNDERSTORMS WILL BE POSSIBLE ALONG THE
EDGE OF THE HEAT DOME. THUNDERSTORMS, SOME POTENTIALLY STRONG, ARE
POSSIBLE MONDAY NIGHT AND AGAIN ON TUESDAY. THE STORM PREDICTION
CENTER HAS A MARGINAL, LEVEL 1 OF 5, RISK OF SEVERE STORMS ALONG
AND NORTH OF INTERSTATE 80 FOR MONDAY NIGHT AND TUESDAY. DAMAGING
WINDS AND LARGE HAIL WOULD BE THE PRIMARY THREATS.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.
JTS
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