018
FLUS43 KDVN 190953
HWODVN
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
453 AM CDT SAT SEP 19 2026
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-201100-
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-
453 AM CDT SAT SEP 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
SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS ARE LIKELY TODAY AND
TONIGHT. THE SHOWERS AND STORMS ARE EXPECTED TO HAVE THE HIGHEST
COVERAGE ALONG AND NORTH OF THE INTERSTATE 80 CORRIDOR, BUT
ISOLATED STORMS MAY OCCUR WELL TO THE SOUTH AS WELL. THE PRIMARY
THREAT WILL BE HEAVY RAINFALL AND FLOODING. AN ISOLATED
THUNDERSTORM PRODUCING A DAMAGING WIND GUST IS ALSO POSSIBLE.
A FLOOD WATCH CONTINUES FOR MUCH OF EAST CENTRAL IOWA AND
NORTHWESTERN ILLINOIS THROUGH SUNDAY MORNING.
DAYS TWO THROUGH SEVEN
SUNDAY THROUGH FRIDAY
ADDITIONAL ROUNDS OF RAIN WITH EMBEDDED THUNDERSTORMS ARE
EXPECTED THROUGH SUNDAY. THE PRIMARY RISKS WILL BE LIGHTNING AND
ADDITIONAL LOCALIZED HEAVY RAINFALL. THE RAINFALL ON SUNDAY MAY
AGGRAVATE ANY ONGOING FLOODING OR CREATE NEW FLOODING SITUATIONS.
ALL THESE ROUNDS OF HEAVY RAINFALL WILL PRODUCE RISES ON SEVERAL AREA
TRIBUTARY RIVERS, WITH SOME OF THEM EVENTUALLY RISING TO BANKFULL
OR EVEN RESULT IN FLOODING.
SPOTTER INFORMATION STATEMENT
THERE IS A LOW CHANCE THAT SPOTTER ACTIVATION WILL BE NEEDED TODAY
AND TONIGHT. REPORTS OF ANY FLOODING WOULD BE APPRECIATED.
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