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Tornado Watch 0216
Issued by the Des Moines Forecast Office

Action Issued Starts Expiration
New 2026-05-17 18:14:03 2026-05-17 18:13:00 2026-05-18 01:00:00
Continued 2026-05-17 20:08:07 2026-05-18 01:00:00
Cancelled 2026-05-17 23:05:43 2026-05-18 01:00:00
Continued 2026-05-17 23:05:43 2026-05-18 01:00:00
Continued 2026-05-17 23:12:13 2026-05-18 01:00:00
Cancelled 2026-05-18 00:19:15 2026-05-18 01:00:00


Action: New
Issued At: 2026-05-17 18:14:03

994 
WWUS63 KDMX 172313
WCNDMX

WATCH COUNTY NOTIFICATION FOR WATCH 216
NATIONAL WEATHER SERVICE DES MOINES IA
613 PM CDT SUN MAY 17 2026

IAC017-023-033-063-069-081-091-109-147-151-189-195-197-180600-
/O.NEW.KDMX.TO.A.0216.260517T2313Z-260518T0600Z/

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 216 IN
EFFECT UNTIL 1 AM CDT MONDAY FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 13 COUNTIES

IN NORTH CENTRAL IOWA

BUTLER                CERRO GORDO           FRANKLIN             
HANCOCK               HUMBOLDT              KOSSUTH              
WINNEBAGO             WORTH                 WRIGHT               

IN NORTHEAST IOWA

BREMER                

IN NORTHWEST IOWA

EMMET                 PALO ALTO             POCAHONTAS           

THIS INCLUDES THE CITIES OF ALGONA, ALLISON, APLINGTON, BELMOND, 
BRITT, CLARION, CLARKSVILLE, CLEAR LAKE, DUMONT, EAGLE GROVE, 
EMMETSBURG, ESTHERVILLE, FONDA, FOREST CITY, GARNER, 
GILMORE CITY, GREENE, HAMPTON, HUMBOLDT, KANAWHA, LAKE MILLS, 
LAURENS, MANLY, MASON CITY, NORTHWOOD, PARKERSBURG, POCAHONTAS, 
ROLFE, 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.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES                        :  50%
PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES       :  30%
PROB OF 10 OR MORE SEVERE WIND EVENTS              :  80%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH            :  70%
PROB OF 10 OR MORE SEVERE HAIL EVENTS              :  40%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES          :  30%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : >95%
MEAN STORM MOTION /MPH/                            :  E 35

$$


Action: Continued
Issued At: 2026-05-17 20:08:07

522 
WWUS63 KDMX 180107
WCNDMX

WATCH COUNTY NOTIFICATION FOR WATCHES 216/218
NATIONAL WEATHER SERVICE DES MOINES IA
807 PM CDT SUN MAY 17 2026

IAC001-003-009-013-015-025-027-029-039-047-049-053-073-075-077-
079-083-099-117-121-123-125-127-135-153-157-159-161-169-171-173-
175-181-185-187-180800-
/O.NEW.KDMX.TO.A.0218.260518T0107Z-260518T0800Z/

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 218 IN
EFFECT UNTIL 3 AM CDT MONDAY FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 35 COUNTIES

IN CENTRAL IOWA

BOONE                 DALLAS                GRUNDY               
HAMILTON              HARDIN                JASPER               
MARSHALL              POLK                  POWESHIEK            
STORY                 TAMA                  WEBSTER              

IN NORTHEAST IOWA

BLACK HAWK            

IN SOUTH CENTRAL IOWA

CLARKE                DECATUR               LUCAS                
MADISON               MAHASKA               MARION               
MONROE                RINGGOLD              UNION                
WARREN                WAYNE                 

IN SOUTHWEST IOWA

ADAIR                 ADAMS                 CASS                 
TAYLOR                

IN WEST CENTRAL IOWA

AUDUBON               CALHOUN               CARROLL              
CRAWFORD              GREENE                GUTHRIE              
SAC                   

THIS INCLUDES THE CITIES OF ACKLEY, ADAIR, ADEL, ALBIA, ALLERTON,
AMES, ATLANTIC, AUDUBON, BAYARD, BEDFORD, BOONE, CARLISLE, 
CARROLL, CASEY, CEDAR FALLS, CHARITON, CONRAD, CORNING, CORYDON, 
CRESTON, DENISON, DES MOINES, DIKE, DYSART, EARLHAM, EARLY, 
ELDORA, EXIRA, FONTANELLE, FORT DODGE, GLADBROOK, GREENFIELD, 
GRINNELL, GRUNDY CENTER, GUTHRIE CENTER, HUMESTON, INDIANOLA, 
IOWA FALLS, JEFFERSON, KNOXVILLE, LAKE CITY, LAKE VIEW, LAMONI, 
LENOX, LEON, MANSON, MARSHALLTOWN, MOUNT AYR, NEW MARKET, NEWTON,
NORWALK, ODEBOLT, OSCEOLA, OSKALOOSA, PANORA, PELLA, PERRY, 
POMEROY, REINBECK, ROCKWELL CITY, SAC CITY, SCHALLER, SEYMOUR, 
STUART, TAMA, TOLEDO, TRAER, WALL LAKE, WATERLOO, WAUKEE, 
WEBSTER CITY, 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.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES                        :  40%
PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES       :  20%
PROB OF 10 OR MORE SEVERE WIND EVENTS              :  70%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH            :  60%
PROB OF 10 OR MORE SEVERE HAIL EVENTS              :  30%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES          :  20%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS :  90%
MEAN STORM MOTION /MPH/                            :  NE 45

$$

IAC017-023-033-063-069-081-091-109-147-151-189-195-197-180600-
/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 13 COUNTIES

IN NORTH CENTRAL IOWA

BUTLER                CERRO GORDO           FRANKLIN             
HANCOCK               HUMBOLDT              KOSSUTH              
WINNEBAGO             WORTH                 WRIGHT               

IN NORTHEAST IOWA

BREMER                

IN NORTHWEST IOWA

EMMET                 PALO ALTO             POCAHONTAS           

THIS INCLUDES THE CITIES OF ALGONA, ALLISON, APLINGTON, BELMOND, 
BRITT, CLARION, CLARKSVILLE, CLEAR LAKE, DUMONT, EAGLE GROVE, 
EMMETSBURG, ESTHERVILLE, FONDA, FOREST CITY, GARNER, 
GILMORE CITY, GREENE, HAMPTON, HUMBOLDT, KANAWHA, LAKE MILLS, 
LAURENS, MANLY, MASON CITY, NORTHWOOD, PARKERSBURG, POCAHONTAS, 
ROLFE, 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.

$$


Action: Cancelled
Issued At: 2026-05-17 23:05:43

367 
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.

$$


Action: Continued
Issued At: 2026-05-17 23:05:43

367 
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.

$$


Action: Continued
Issued At: 2026-05-17 23:12:13

566 
WWUS63 KDMX 180411
WCNDMX

WATCH COUNTY NOTIFICATION FOR WATCHES 216/218/219
NATIONAL WEATHER SERVICE DES MOINES IA
1111 PM CDT SUN MAY 17 2026

IAC007-051-179-180900-
/O.NEW.KDMX.SV.A.0219.260518T0411Z-260518T0900Z/

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
219 IN EFFECT UNTIL 4 AM CDT MONDAY FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL IOWA

APPANOOSE             

IN SOUTHEAST IOWA

DAVIS                 WAPELLO               

THIS INCLUDES THE CITIES OF BLOOMFIELD, CENTERVILLE, AND OTTUMWA.

* PRIMARY THREATS INCLUDE...

 SCATTERED DAMAGING WIND GUSTS TO 65 MPH POSSIBLE.
 A TORNADO OR TWO POSSIBLE.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES                        :  20%
PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES       : <02%
PROB OF 10 OR MORE SEVERE WIND EVENTS              :  40%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH            :  20%
PROB OF 10 OR MORE SEVERE HAIL EVENTS              :  10%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES          :  10%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS :  60%
MEAN STORM MOTION /MPH/                            :  E 45

$$

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.

$$


Action: Cancelled
Issued At: 2026-05-18 00:19:15

335 
WWUS63 KDMX 180518
WCNDMX

WATCH COUNTY NOTIFICATION FOR WATCHES 216/218/219
NATIONAL WEATHER SERVICE DES MOINES IA
1218 AM CDT MON MAY 18 2026

IAC017-023-180630-
/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 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.

$$

IAC013-039-075-099-121-127-153-159-171-173-175-181-180630-
/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 12 COUNTIES

IN CENTRAL IOWA

GRUNDY                JASPER                MARSHALL             
POLK                  TAMA                  

IN NORTHEAST IOWA

BLACK HAWK            

IN SOUTH CENTRAL IOWA

CLARKE                MADISON               RINGGOLD             
UNION                 WARREN                

IN SOUTHWEST IOWA

TAYLOR                

THIS INCLUDES THE CITIES OF BEDFORD, CARLISLE, CEDAR FALLS, 
CONRAD, CRESTON, DES MOINES, DIKE, DYSART, EARLHAM, GLADBROOK, 
GRUNDY CENTER, INDIANOLA, LENOX, MARSHALLTOWN, MOUNT AYR, 
NEW MARKET, NEWTON, NORWALK, OSCEOLA, REINBECK, TAMA, TOLEDO, 
TRAER, WATERLOO, WELLSBURG, AND WINTERSET.

$$

IAC053-117-123-125-135-157-185-180800-
/O.CON.KDMX.TO.A.0218.000000T0000Z-260518T0800Z/

TORNADO WATCH 218 REMAINS VALID UNTIL 3 AM CDT EARLY THIS MORNING
FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 7 COUNTIES

IN CENTRAL IOWA

POWESHIEK             

IN SOUTH CENTRAL IOWA

DECATUR               LUCAS                 MAHASKA              
MARION                MONROE                WAYNE                

THIS INCLUDES THE CITIES OF ALBIA, ALLERTON, CHARITON, CORYDON, 
GRINNELL, HUMESTON, KNOXVILLE, LAMONI, LEON, OSKALOOSA, PELLA, 
AND SEYMOUR.

* 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.

$$

IAC007-051-179-180900-
/O.CON.KDMX.SV.A.0219.000000T0000Z-260518T0900Z/

SEVERE THUNDERSTORM WATCH 219 REMAINS VALID UNTIL 4 AM CDT EARLY
THIS MORNING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL IOWA

APPANOOSE             

IN SOUTHEAST IOWA

DAVIS                 WAPELLO               

THIS INCLUDES THE CITIES OF BLOOMFIELD, CENTERVILLE, AND OTTUMWA.

* PRIMARY THREATS INCLUDE...

 SCATTERED DAMAGING WIND GUSTS TO 65 MPH POSSIBLE.
 A TORNADO OR TWO POSSIBLE.

$$



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