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FLUS43 KDVN 191930
HWODVN
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
230 PM 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-MOZ009-010-201930-
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-
230 PM 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
THIS AFTERNOON AND TONIGHT
SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS ARE EXPECTED THROUGH
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 SEEING FLOODING IN THE
WEEK AHEAD.
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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