174 

WWUS63 KDMX 180404

WCNDMX



WATCH COUNTY NOTIFICATION FOR WATCHES 216/218

NATIONAL WEATHER SERVICE DES MOINES IA

1104 PM CDT SUN MAY 17 2026



IAC033-063-069-081-091-109-147-151-189-195-197-180515-

/O.CAN.KDMX.TO.A.0216.000000T0000Z-260518T0600Z/



THE NATIONAL WEATHER SERVICE HAS CANCELLED TORNADO WATCH 216 FOR

THE FOLLOWING AREAS



IN IOWA THIS CANCELS 11 COUNTIES



IN NORTH CENTRAL IOWA



CERRO GORDO           FRANKLIN              HANCOCK              

HUMBOLDT              KOSSUTH               WINNEBAGO            

WORTH                 WRIGHT                



IN NORTHWEST IOWA



EMMET                 PALO ALTO             POCAHONTAS           



THIS INCLUDES THE CITIES OF ALGONA, BELMOND, BRITT, CLARION, 

CLEAR LAKE, EAGLE GROVE, EMMETSBURG, ESTHERVILLE, FONDA, 

FOREST CITY, GARNER, GILMORE CITY, HAMPTON, HUMBOLDT, KANAWHA, 

LAKE MILLS, LAURENS, MANLY, MASON CITY, NORTHWOOD, POCAHONTAS, 

AND ROLFE.



$$



IAC001-003-009-015-025-027-029-047-049-073-077-079-083-161-169-

187-180515-

/O.CAN.KDMX.TO.A.0218.000000T0000Z-260518T0800Z/



THE NATIONAL WEATHER SERVICE HAS CANCELLED TORNADO WATCH 218 FOR

THE FOLLOWING AREAS



IN IOWA THIS CANCELS 16 COUNTIES



IN CENTRAL IOWA



BOONE                 DALLAS                HAMILTON             

HARDIN                STORY                 WEBSTER              



IN SOUTHWEST IOWA



ADAIR                 ADAMS                 CASS                 



IN WEST CENTRAL IOWA



AUDUBON               CALHOUN               CARROLL              

CRAWFORD              GREENE                GUTHRIE              

SAC                   



THIS INCLUDES THE CITIES OF ACKLEY, ADAIR, ADEL, AMES, ATLANTIC, 

AUDUBON, BAYARD, BOONE, CARROLL, CASEY, CORNING, DENISON, EARLY, 

ELDORA, EXIRA, FONTANELLE, FORT DODGE, GREENFIELD, 

GUTHRIE CENTER, IOWA FALLS, JEFFERSON, LAKE CITY, LAKE VIEW, 

MANSON, ODEBOLT, PANORA, PERRY, POMEROY, ROCKWELL CITY, SAC CITY,

SCHALLER, STUART, WALL LAKE, WAUKEE, AND WEBSTER CITY.



$$



IAC013-039-053-075-099-117-121-123-125-127-135-153-157-159-171-

173-175-181-185-180800-

/O.CON.KDMX.TO.A.0218.000000T0000Z-260518T0800Z/



TORNADO WATCH 218 REMAINS VALID UNTIL 3 AM CDT MONDAY FOR THE

FOLLOWING AREAS



IN IOWA THIS WATCH INCLUDES 19 COUNTIES



IN CENTRAL IOWA



GRUNDY                JASPER                MARSHALL             

POLK                  POWESHIEK             TAMA                 



IN NORTHEAST IOWA



BLACK HAWK            



IN SOUTH CENTRAL IOWA



CLARKE                DECATUR               LUCAS                

MADISON               MAHASKA               MARION               

MONROE                RINGGOLD              UNION                

WARREN                WAYNE                 



IN SOUTHWEST IOWA



TAYLOR                



THIS INCLUDES THE CITIES OF ALBIA, ALLERTON, BEDFORD, CARLISLE, 

CEDAR FALLS, CHARITON, CONRAD, CORYDON, CRESTON, DES MOINES, 

DIKE, DYSART, EARLHAM, GLADBROOK, GRINNELL, GRUNDY CENTER, 

HUMESTON, INDIANOLA, KNOXVILLE, LAMONI, LENOX, LEON, 

MARSHALLTOWN, MOUNT AYR, NEW MARKET, NEWTON, NORWALK, OSCEOLA, 

OSKALOOSA, PELLA, REINBECK, SEYMOUR, TAMA, TOLEDO, TRAER, 

WATERLOO, WELLSBURG, AND WINTERSET.



* PRIMARY THREATS INCLUDE...



 A COUPLE TORNADOES POSSIBLE.

 SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 80

   MPH LIKELY.

 ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE.



$$



IAC017-023-180600-

/O.CON.KDMX.TO.A.0216.000000T0000Z-260518T0600Z/



TORNADO WATCH 216 REMAINS VALID UNTIL 1 AM CDT MONDAY FOR THE

FOLLOWING AREAS



IN IOWA THIS WATCH INCLUDES 2 COUNTIES



IN NORTH CENTRAL IOWA



BUTLER                



IN NORTHEAST IOWA



BREMER                



THIS INCLUDES THE CITIES OF ALLISON, APLINGTON, CLARKSVILLE, 

DUMONT, GREENE, PARKERSBURG, SHELL ROCK, AND WAVERLY.



* PRIMARY THREATS INCLUDE...



 A FEW TORNADOES AND A COUPLE INTENSE TORNADOES POSSIBLE.

 WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75

   MPH LIKELY.

 SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2

   INCHES IN DIAMETER POSSIBLE.



$$