540
FLUS43 KDVN 180940
HWODVN
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
440 AM CDT MON MAY 18 2026
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-191100-
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-
440 AM CDT MON MAY 18 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
SCATTERED THUNDERSTORMS WILL LINGER ACROSS PORTIONS OF THE
OUTLOOK AREA THROUGH MID MORNING. THESE MORNING STORMS MAY PRODUCE
GUSTY WINDS AND HAIL. THEN LATER TONIGHT ANOTHER LINE OF STRONG
TO SEVERE STORMS IS EXPECTED TO MOVE IN FROM THE WEST BY MID TO
LATE EVENING. DAMAGING WINDS WILL BE THE MAIN THREAT TONIGHT, WITH
SPIN-UP TORNADOES A SECONDARY CONCERN.
THERE WILL BE A CHANCE FOR AREAS OF STRONG WINDS GUSHING OUT THE
BACKSIDE IN THE WAKE OF DECAYING SHOWERS AND THUNDERSTORMS THIS
MORNING. SOME OF THESE WINDS MAY GUST UP TO 55 MPH.
DAYS TWO THROUGH SEVEN
TUESDAY THROUGH SUNDAY
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION MAY BE NEEDED THIS MORNING AND ESPECIALLY
AGAIN TONIGHT.
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