820
FLUS43 KFSD 181013
HWOFSD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
513 AM CDT FRI SEP 18 2026
IAZ001>003-013-014-021-022-032-MNZ071-072-080-081-089-090-097-098-
SDZ038>040-054>056-062-191015-
LYON-OSCEOLA-DICKINSON-O'BRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-LINCOLN-
MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-
BROOKINGS-MINER-LAKE-MOODY-MINNEHAHA-
513 AM CDT FRI SEP 18 2026
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST IOWA, WEST CENTRAL
IOWA, SOUTHWEST MINNESOTA, EAST CENTRAL SOUTH DAKOTA AND SOUTHEAST
SOUTH DAKOTA.
DAY ONE
TODAY AND TONIGHT.
RAIN AND A FEW EMBEDDED THUNDERSTORMS EARLY THIS MORNING WILL
DIMINISH BY MIDDAY. ADDITIONAL RAINFALL AMOUNTS OF A QUARTER INCH TO
NEAR AN INCH WILL BE POSSIBLE THROUGH THIS EVENING, WITH HIGHEST
AMOUNTS IN PORTIONS OF SOUTHWEST MINNESOTA. POOR DRAINAGE AREAS MAY
SEE PONDING WATER.
IF THUNDERSTORMS CAN REDEVELOP IN PORTIONS OF NORTHWEST IOWA BY LATE
AFTERNOON, AN ISOLATED STRONG TO SEVERE STORM WILL BE POSSIBLE. THE
PRIMARY RISK WOULD BE DAMAGING WIND GUSTS TO 60 MPH, THOUGH AN
ISOLATED TORNADO IS ALSO POSSIBLE.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY.
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
IAZ012-020-031-NEZ013-014-SDZ050-052-053-057>061-063>071-191015-
SIOUX-PLYMOUTH-WOODBURY-DIXON-DAKOTA-GREGORY-JERAULD-SANBORN-BRULE-
AURORA-DAVISON-HANSON-MCCOOK-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-
LINCOLN-BON HOMME-YANKTON-CLAY-UNION-
513 AM CDT FRI SEP 18 2026
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST IOWA, WEST CENTRAL
IOWA, NORTHEAST NEBRASKA, CENTRAL SOUTH DAKOTA, EAST CENTRAL SOUTH
DAKOTA, SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA.
DAY ONE
TODAY AND TONIGHT.
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY.
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
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