878  
FLUS43 KDVN 100842  
HWODVN  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
342 AM CDT WED JUN 10 2026  
 
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-  
009-015>018-024>026-034-035-MOZ009-010-110845-  
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-  
342 AM CDT WED JUN 10 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  
 
SEVERE STORMS WILL BE SEEN TODAY INTO THIS EVENING. THE STORM  
PREDICTION CENTER HAS AN ENHANCED, LEVEL 3 OUT OF 5, RISK FOR  
SEVERE STORMS TODAY.  
 
TWO ROUNDS OF STORMS ARE EXPECTED TODAY; THE FIRST FROM 10 AM TO 4  
PM AND THE SECOND FROM 4 TO 10 PM. THERE MAY ONLY BE A FEW HOURS  
BETWEEN EACH ROUND OF STORMS AT ANY LOCATION.  
 
INITIAL STORM DEVELOPMENT OF DISCRETE STORMS WILL BE SEEN OVER THE  
AREA WITH EACH ROUND. VERY LARGE HAIL AND TORNADOES ARE THE  
PRIMARY RISKS DURING THIS PHASE.  
 
THE INDIVIDUAL STORMS WILL GROW UPSCALE INTO A LINE. DAMAGING  
WINDS AND SPIN-UP TORNADOES WILL BE POSSIBLE WITH THE LINES.  
INFORMATION SUGGESTS VERY DAMAGING WINDS OF 70 TO 80 PLUS MPH ARE  
POSSIBLE IN THE STRONGEST STORMS.  
 
HEAVY RAINFALL WILL BE SEEN WITH THE ROUNDS OF STORMS THAT MAY  
RESULT IN LOCALIZED FLOODING.  
   
DAYS TWO THROUGH SEVEN  
THURSDAY THROUGH TUESDAY  
 
ON THURSDAY, TWO MORE ROUNDS OF STORMS WILL BE SEEN ACROSS THE  
AREA; THE FIRST IN THE MORNING AND THE SECOND IN THE AFTERNOON AND  
EVENING. THE STORM PREDICTION CENTER HAS AN ENHANCED, LEVEL 3 OUT  
OF 5, RISK FOR THE AREA.  
 
VERY LARGE HAIL AND TORNADOES WILL BE THE PRIMARY RISKS DURING THE  
INITIAL STORM DEVELOPMENT. THE INDIVIDUAL STORMS WILL GROW  
UPSCALE INTO LINES THAT WILL TRANSITION THE SEVERE RISKS TO  
DAMAGING WINDS AND SPIN-UP TORNADOES. INFORMATION SUGGESTS THERE  
MAY BE VERY DAMAGING WINDS OF 70 TO 80 PLUS MPH IN THE STRONGEST  
STORMS.  
 
THE TORNADO RISK ON THURSDAY MAY BE HIGHER DUE TO A STRONG LOW  
MOVING THROUGH THE AREA.  
 
HEAVY RAINFALL WILL AGAIN BE A RISK WITH THE STORMS ON THURSDAY.  
WITH THE GROUND PRIMED FROM HEAVY RAIN ON WEDNESDAY, A FLASH FLOOD  
RISK WILL EXIST FOR THURSDAY.  
   
SPOTTER INFORMATION STATEMENT  
 
SPOTTER ACTIVATION WILL BE NEEDED TODAY AND THURSDAY.  
 
 
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