901
FLUS43 KFSD 260942
HWOFSD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
442 AM CDT SAT JUL 26 2025
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-270945-
LYON-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-
BUENA VISTA-WOODBURY-IDA-LINCOLN-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-BON HOMME-YANKTON-
UNION-
442 AM CDT SAT JUL 26 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR 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.
FOG HAS DEVELOPED THIS MORNING, FOCUSED NEAR THE INTERSTATE 29
CORRIDOR AND EASTWARD. EXPECT VISIBILITY BELOW ONE QUARTER MILE IN
DENSE FOG THROUGH MID MORNING.
HEAT AND HUMIDITY INCREASE TODAY WITH HEAT INDEX VALUES IN THE 90S TO
LOWER 100S - HIGHEST ALONG AND WEST OF THE JAMES RIVER.
DAYS TWO THROUGH SEVEN
SUNDAY THROUGH FRIDAY.
FOG, LOCALLY DENSE, MAY DEVELOP AGAIN LATE TONIGHT INTO SUNDAY
MORNING.
HOT AND HUMID CONDITIONS EXPECTED SUNDAY AND INTO EARLY NEXT WEEK
WITH HEAT INDEX VALUES IN THE 90S TO LOWER 100S. THE HOTTEST DAYS
WILL MOST LIKELY BE SUNDAY AND MONDAY. BE PREPARED FOR THE HEAT IF
SPENDING TIME OUTDOORS THIS WEEKEND.
LOW STORM CHANCES RETURN SUNDAY NIGHT INTO MONDAY, AND AN ISOLATED
STORM COULD BECOME STRONG TO SEVERE WITH LARGE HAIL AND DAMAGING
WINDS. BETTER CHANCES FOR STORMS WILL COME ON MONDAY NIGHT INTO
TUESDAY.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
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