558
FLUS43 KFSD 172217
HWOFSD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
417 PM CST WED DEC 17 2025
IAZ001-012-020-031-MNZ071-072-080-089-097-098-NEZ013-014-SDZ038>040-
050-052>071-182230-
LYON-SIOUX-PLYMOUTH-WOODBURY-LINCOLN-MURRAY-NOBLES-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-CLAY-UNION-
417 PM CST WED DEC 17 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
THIS AFTERNOON AND TONIGHT.
WIND GUSTS OF 15 TO 30 MPH ARE COMMON THIS AFTERNOON. THE EXCEPTIONS
ARE AREAS AT ELEVATION IN EAST CENTRAL SOUTH DAKOTA AND SOUTHWEST
MINNESOTA, AND AREAS OF SOUTH CENTRAL SOUTH DAKOTA, WHERE GUSTS UP TO
50 MPH ARE POSSIBLE. STRONG GUSTS ARE EXPECTED TO CONTINUE THROUGH
THE FIRST PART OF THIS EVENING.
GRASSLAND FIRE DANGER IS HIGH TO VERY HIGH OVER SOUTH CENTRAL SOUTH
DAKOTA. THIS IS DUE LITTLE TO NO SNOW COVER, DRIED FUELS, WARM
AFTERNOON TEMPERATURES, AND STRONG WINDS.
WARM TEMPERATURES THIS AFTERNOON ARE EXPECTED TO FALL RAPIDLY THIS
EVENING AND OVERNIGHT AND COULD RESULT IN SCATTERED SLIPPERY SPOTS
ON THE ROADS. PLEASE USE CAUTION.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
SCATTERED SLIPPERY SPOTS ON ROADWAYS ARE POSSIBLE THURSDAY MORNING.
AREAS THAT WERE WET FROM MELTING SNOW ARE LIKELY TO HAVE REFROZEN
OVERNIGHT.
A STRONG COLD FRONT MOVES THROUGH THE REGION BEGINNING EARLY
THURSDAY MORNING. THIS FRONT WILL BRING CHANCES FOR SCATTERED SNOW
SHOWERS AND VERY STRONG WINDS. A HIGH WIND WARNING IS IN EFFECT FROM
3AM UNTIL 6PM THURSDAY FOR GUSTS OF 55-60+ MPH. ISOLATED GUSTS UP TO
70 MPH ARE POSSIBLE. THE WARNING AREA EXTENDS WEST OF A LINE FROM
SIOUX CITY TO WORTHINGTON TO MARSHALL.
IN ADDITION TO THE STRONG WINDS, THERE IS POTENTIAL FOR ISOLATED SNOW
SQUALLS THURSDAY MORNING. IMPACTS TO VISIBILITY AND TRAVEL ARE
POSSIBLE INTO THE AFTERNOON AS SCATTERED SNOW SHOWERS CONTINUE.
SNOW TAPERS OFF THROUGH THE EARLY EVENING, AND THE WINDS TAPER OFF
THROUGH THE LATE EVENING. AFTER THAT, MILD AND DRY CONDITIONS ARE
EXPECTED INTO NEXT WEEK.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
IAZ002-003-013-014-021-022-032-MNZ081-090-182230-
OSCEOLA-DICKINSON-O'BRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-COTTONWOOD-
JACKSON-
417 PM CST WED DEC 17 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST IOWA, WEST CENTRAL
IOWA AND SOUTHWEST MINNESOTA.
DAY ONE
THIS AFTERNOON AND TONIGHT.
WIND GUSTS OF 15 TO 30 MPH ARE COMMON THIS AFTERNOON. THE EXCEPTIONS
ARE AREAS AT ELEVATION IN EAST CENTRAL SOUTH DAKOTA AND SOUTHWEST
MINNESOTA, AND AREAS OF SOUTH CENTRAL SOUTH DAKOTA, WHERE GUSTS UP TO
50 MPH ARE POSSIBLE. STRONG GUSTS ARE EXPECTED TO CONTINUE THROUGH
THE FIRST PART OF THIS EVENING.
WARM TEMPERATURES THIS AFTERNOON ARE EXPECTED TO FALL RAPIDLY
OVERNIGHT AND COULD RESULT IN SCATTERED SLIPPERY SPOTS ON THE ROADS.
PLEASE USE CAUTION.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
SCATTERED SLIPPERY SPOTS ON ROADWAYS ARE POSSIBLE THURSDAY MORNING.
AREAS THAT WERE WET FROM MELTING SNOW ARE LIKELY TO HAVE REFROZEN
OVERNIGHT.
A STRONG COLD FRONT MOVES THROUGH THE REGION BEGINNING EARLY
THURSDAY MORNING. THIS FRONT WILL BRING CHANCES FOR SCATTERED SNOW
SHOWERS AND VERY STRONG WINDS. A WIND ADVISORY IS IN EFFECT FROM 3PM
UNTIL 6PM THURSDAY FOR GUSTS OF 35-45+ MPH. ISOLATED GUSTS UP TO 50
MPH ARE POSSIBLE. THE ADVISORY AREA EXTENDS EAST OF A LINE FROM
SIOUX CITY TO WORTHINGTON TO MARSHALL.
IN ADDITION TO THE STRONG WINDS, THERE IS POTENTIAL FOR ISOLATED SNOW
SQUALLS THURSDAY MORNING. IMPACTS TO VISIBILITY AND TRAVEL ARE
POSSIBLE INTO THE AFTERNOON AS SCATTERED SNOW SHOWERS CONTINUE.
SNOW TAPERS OFF THROUGH THE EARLY EVENING, AND THE WINDS TAPER OFF
THROUGH THE LATE EVENING. AFTER THAT, MILD AND DRY CONDITIONS ARE
EXPECTED INTO NEXT WEEK.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
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