749
FLUS43 KFSD 190043
HWOFSD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
743 PM CDT FRI SEP 18 2026
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-200045-
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-
743 PM CDT FRI SEP 18 2026
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
TONIGHT.
ISOLATED SHOWERS AND THUNDERSTORMS ARE ONGOING OVER NORTHWEST IOWA
AND SOUTHWEST MINNESOTA. THOUGH THE RISK IS LOW ONE OR TWO OF THESE
STORMS COULD BECOME STRONG PRODUCING MARGINALLY SEVERE HAIL AND WIND
GUSTS OF 55 MPH. STORMS SHOULD PUSH EAST OF THE REGION AROUND
MIDNIGHT.
WIDESPREAD LOW STRATUS AND FOG ARE POSSIBLE THROUGH THE OVERNIGHT.
LOW LAYING AREAS, THOSE ALONG RIVERS AND STREAMS, AND VALLEYS MAY SEE
PERIODICALLY DENSE FOG. BE PREPARED FOR RAPIDLY CHANGING VISIBILITY
CONDITIONS. FOG WILL BE SLOW TO BURN OFF THROUGH LATE SATURDAY
MORNING INTO THE EARLY AFTERNOON.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY.
A SECOND ROUND OF SHOWERS AND POSSIBLY THUNDERSTORMS IS EXPECTED
EARLY SATURDAY MORNING. THESE ARE UNLIKELY TO BE SEVERE BUT COULD
PRODUCE BRIEF HEAVY RAINFALL. STORMS ARE MOST LIKELY OVER NORTHEAST
NEBRASKA, SOUTHEAST SOUTH DAKOTA, NORTHWEST IOWA, AND INTO SOUTHWEST
MINNESOTA.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
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