138
FLUS43 KFSD 280850
HWOFSD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
350 AM CDT WED OCT 28 2026
NEZ013-014-SDZ038-039-050-052>055-057>071-290900-
DIXON-DAKOTA-BEADLE-KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-LAKE-
BRULE-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-
HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION-
350 AM CDT WED OCT 28 2026
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST NEBRASKA, CENTRAL
SOUTH DAKOTA, EAST CENTRAL SOUTH DAKOTA, SOUTH CENTRAL SOUTH DAKOTA
AND SOUTHEAST SOUTH DAKOTA.
DAY ONE
TODAY AND TONIGHT.
PATCHY FOG, SOME LOCALLY DENSE, WILL CONTINUE TO BE POSSIBLE THROUGH
THE MID TO LATE MORNING HOURS. WIDESPREAD DENSE FOG IS NOT EXPECTED.
ISOLATED THUNDERSTORMS ARE POSSIBLE DURING THE AFTERNOON AND EARLY
EVENING HOURS; SEVERE WEATHER RISK IS LOW.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
NWS SIOUX FALLS WILL DISCONTINUE THE HAZARDOUS WEATHER OUTLOOK
PRODUCT (HWO) ON NOVEMBER 8, 2026. WEATHER HAZARDS AND OUTLOOKS
WILL CONTINUE TO BE PROVIDED THROUGH OTHER STANDARD NWS PRODUCTS,
INCLUDING WEATHER BRIEFING PACKETS, FORECAST DISCUSSIONS, WEATHER
STORY GRAPHICS, THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK, AND UPDATED
HAZARD MESSAGING. ALL LOCAL PRODUCTS AND VISUAL TOOLS ARE ACCESSIBLE
DIRECTLY AT: WEATHER.GOV/SIOUXFALLS.
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-SDZ040-056-290900-
LYON-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-
BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-
PIPESTONE-ROCK-BROOKINGS-MOODY-
350 AM CDT WED OCT 28 2026
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST IOWA, WEST CENTRAL
IOWA, SOUTHWEST MINNESOTA AND EAST CENTRAL SOUTH DAKOTA.
DAY ONE
TODAY AND TONIGHT.
PATCHY FOG, SOME LOCALLY DENSE, WILL CONTINUE TO BE POSSIBLE THROUGH
THE MID TO LATE MORNING HOURS. WIDESPREAD DENSE FOG IS NOT EXPECTED.
ISOLATED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND INTO THE
EVENING HOURS. IF THUNDERSTORMS ARE ABLE TO DEVELOP, A STRONGER STORM
MAY PRODUCE HAIL TO THE SIZE OF PING PONG BALLS AND 60 MPH WIND
GUSTS. GREATEST RISK IS 1 PM TO 8 PM CDT.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
ISOLATED THUNDERSTORMS ARE POSSIBLE AGAIN EARLY THIS WEEKEND, MAINLY
NEAR THE HIGHWAY 20 CORRIDOR.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION MAY BE NEEDED AFTER 1 PM WEDNESDAY.
NWS SIOUX FALLS WILL DISCONTINUE THE HAZARDOUS WEATHER OUTLOOK
PRODUCT (HWO) ON NOVEMBER 8, 2026. WEATHER HAZARDS AND OUTLOOKS
WILL CONTINUE TO BE PROVIDED THROUGH OTHER STANDARD NWS PRODUCTS,
INCLUDING WEATHER BRIEFING PACKETS, FORECAST DISCUSSIONS, WEATHER
STORY GRAPHICS, THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK, AND UPDATED
HAZARD MESSAGING. ALL LOCAL PRODUCTS AND VISUAL TOOLS ARE ACCESSIBLE
DIRECTLY AT: WEATHER.GOV/SIOUXFALLS.
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