909  
FLUS43 KFSD 240858  
HWOFSD  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
358 AM CDT THU MAY 24 2018  
 
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-  
098-NEZ013-014-SDZ038>040-050-052>071-250900-  
LYON IA-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-  
BUENA VISTA-WOODBURY-IDA-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-  
NOBLES-JACKSON-PIPESTONE-ROCK-DIXON-DAKOTA-BEADLE-KINGSBURY-  
BROOKINGS-GREGORY-JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-  
DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-  
TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION-  
358 AM CDT THU MAY 24 2018  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST IOWA,  
WEST CENTRAL IOWA, SOUTHWEST MINNESOTA, NORTHEAST NEBRASKA,  
CENTRAL SOUTH DAKOTA, EAST CENTRAL SOUTH DAKOTA, SOUTH CENTRAL  
SOUTH DAKOTA, AND SOUTHEAST SOUTH DAKOTA.  
   
DAY ONE
 
TODAY AND TONIGHT  
 
SCATTERED SHOWERS AND THUNDERSTORMS EARLY THIS MORNING, MAINLY  
ALONG AND WEST OF INTERSTATE 29, ARE NOT EXPECTED TO BE SEVERE.  
HOWEVER, SMALL HAIL AND WIND GUSTS TO 50 MPH WILL BE POSSIBLE.  
 
ADDITIONAL ISOLATED TO SCATTERED STORMS WILL BE POSSIBLE LATE THIS  
AFTERNOON INTO TONIGHT. A FEW STORMS IN THE LATE AFTERNOON AND  
EVENING MAY BE SEVERE, WITH HAIL TO THE SIZE OF HALF DOLLARS AND  
WIND GUSTS TO 60 MPH.  
   
DAYS TWO THROUGH SEVEN
 
FRIDAY THROUGH WEDNESDAY  
 
UNSEASONABLE HEAT WILL BUILD INTO THE REGION FRIDAY INTO THE  
MEMORIAL DAY WEEKEND. AT THIS TIME, THE WARMEST TEMPERATURES ARE  
EXPECTED SATURDAY AND SUNDAY, WHEN HIGHS IN THE 90S MAY BE COMMON  
ACROSS THE REGION. THIS HEAT COMBINED WITH MODEST HUMIDITY MAY  
RESULT IN HEAT INDICES IN THE MID TO UPPER 90S, ESPECIALLY ON  
SUNDAY.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION IS UNLIKELY TODAY AND TONIGHT.  
 

 
 
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