255 

WOUS64 KWNS 220133

WOU0  



SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 610

NWS STORM PREDICTION CENTER NORMAN OK

833 PM CDT FRI AUG 21 2026



SEVERE THUNDERSTORM WATCH 610 REMAINS IN EFFECT UNTIL 1000 PM CDT

FOR THE FOLLOWING LOCATIONS



IAC045-163-220300-

/O.CON.KWNS.SV.A.0610.000000T0000Z-260822T0300Z/



IA 

.    IOWA COUNTIES INCLUDED ARE



CLINTON              SCOTT               

$$





ILC007-011-015-031-037-043-053-057-063-073-075-089-091-093-095-

097-099-103-105-111-113-123-131-141-143-155-161-175-179-195-197-

201-203-220300-

/O.CON.KWNS.SV.A.0610.000000T0000Z-260822T0300Z/



IL 

.    ILLINOIS COUNTIES INCLUDED ARE



BOONE                BUREAU              CARROLL             

COOK                 DE KALB             DUPAGE              

FORD                 FULTON              GRUNDY              

HENRY                IROQUOIS            KANE                

KANKAKEE             KENDALL             KNOX                

LAKE                 LA SALLE            LEE                 

LIVINGSTON           MCHENRY             MCLEAN              

MARSHALL             MERCER              OGLE                

PEORIA               PUTNAM              ROCK ISLAND         

STARK                TAZEWELL            WHITESIDE           

WILL                 WINNEBAGO           WOODFORD            

$$





INC089-111-220300-

/O.CON.KWNS.SV.A.0610.000000T0000Z-260822T0300Z/



IN 

.    INDIANA COUNTIES INCLUDED ARE



LAKE                 NEWTON              

$$





LMZ740-741-742-743-744-777-779-220300-

/O.CON.KWNS.SV.A.0610.000000T0000Z-260822T0300Z/



CW 



.    ADJACENT COASTAL WATERS INCLUDED ARE



WINTHROP HARBOR TO WILMETTE HARBOR IL 



WILMETTE HARBOR TO NORTHERLY ISLAND IL 



NORTHERLY ISLAND TO CALUMET HARBOR IL 



CALUMET HARBOR IL TO GARY IN 



GARY TO BURNS HARBOR IN 



LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM

OFFSHORE TO MID LAKE 



LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM

OFFSHORE TO MID LAKE 



$$





ATTN...WFO...DVN...LOT...ILX...