246
FLUS43 KFSD 102246
HWOFSD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
446 PM CST WED DEC 10 2025
IAZ001>003-012>014-021-022-032-MNZ071-072-080-081-089-090-097-098-
SDZ038>040-052>062-065>067-112300-
LYON-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY-CHEROKEE-BUENA VISTA-
IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-
BEADLE-KINGSBURY-BROOKINGS-JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-
AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-HUTCHINSON-TURNER-
446 PM CST WED DEC 10 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST IOWA,
WEST CENTRAL IOWA, SOUTHWEST MINNESOTA, CENTRAL SOUTH DAKOTA,
EAST CENTRAL SOUTH DAKOTA, SOUTH CENTRAL SOUTH DAKOTA, AND
SOUTHEAST SOUTH DAKOTA.
DAY ONE
TONIGHT
FLURRIES MAY CONTINUE THROUGH THE OVERNIGHT HOURS. A LIGHT WINTRY
MIX MAY BEGIN TO DEVELOP OVER CENTRAL SOUTH DAKOTA AFTER MIDNIGHT,
PROGRESSING AS FAR EAST AS THE JAMES RIVER VALLEY BY DAYBREAK. A
LIGHT GLAZE OF ICE AND MINOR SNOW OR SLEET ACCUMULATION WILL BE
POSSIBLE.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY
A WINTRY MIX OF PRECIPITATION WILL MOVE THROUGH THE OUTLOOK AREA
ON THURSDAY WITH THE HEAVIEST PRECIPITATION FOCUSED AROUND THE
MIDDLE OF THE DAY. ACCUMULATIONS OF SNOW BETWEEN A DUSTING AND 2
INCHES WILL BE POSSIBLE IN FAR EASTERN SOUTH DAKOTA, SOUTHWEST
MINNESOTA AND NORTHWEST IOWA. ICE ACCUMULATIONS OF OF ONE TENTH OF
AN INCH ALONG WITH MINOR SLEET ACCUMULATIONS MAY ALSO BE POSSIBLE
AT TIMES.
ANOTHER ROUND OF LIGHT SNOW WILL MOVE THROUGH THE MISSOURI RIVER
VALLEY ON SATURDAY. WHILE UNCERTAINTY REMAINS ON THE EXACT TRACK
OF SNOW, ACCUMULATIONS OF A DUSTING TO 3 INCHES WILL BE POSSIBLE.
DANGEROUSLY COLD WIND CHILLS WILL SETTLE INTO THE REGION FOR THE
UPCOMING WEEKEND. DAYTIME WIND CHILLS ON SATURDAY MAY FALL AS LOW
AS 10 TO 20 BELOW ZERO. WIND CHILLS SUNDAY WILL RANGE FROM 15 TO
30 BELOW ZERO.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED, HOWEVER REPORTS OF SNOW OR
ICE ARE APPRECIATED.
IAZ020-031-NEZ013-014-SDZ050-063-064-068>071-112300-
PLYMOUTH-WOODBURY-DIXON-DAKOTA-GREGORY-CHARLES MIX-DOUGLAS-
BON HOMME-YANKTON-CLAY-UNION-
446 PM CST WED DEC 10 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST IOWA,
WEST CENTRAL IOWA, NORTHEAST NEBRASKA, SOUTH CENTRAL SOUTH
DAKOTA, AND SOUTHEAST SOUTH DAKOTA.
DAY ONE
TONIGHT
A LIGHT WINTRY MIX MAY BEGIN TO DEVELOP OVER CENTRAL SOUTH DAKOTA
AFTER MIDNIGHT, PROGRESSING AS FAR EAST AS THE JAMES RIVER VALLEY
BY DAYBREAK. A VERY LIGHT GLAZE OF ICE AND MINOR SNOW OR SLEET
ACCUMULATION WILL BE POSSIBLE.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY
VERY LIGHT WINTRY MIX OF PRECIPITATION WILL MOVE THROUGH AREAS
MOSTLY NORTH AND EAST OF THE MISSOURI RIVER DURING THE DAYTIME
HOURS OF THURSDAY. HOWEVER, A VERY LIGHT GLAZE OF ICE OR SLEET
WILL BE POSSIBLE.
ANOTHER ROUND OF LIGHT SNOW WILL MOVE THROUGH THE MISSOURI RIVER
VALLEY ON SATURDAY. WHILE UNCERTAINTY REMAINS ON THE EXACT TRACK
OF SNOW, ACCUMULATIONS OF A DUSTING TO 3 INCHES WILL BE POSSIBLE.
DANGEROUSLY COLD WIND CHILLS WILL SETTLE INTO THE REGION FOR THE
UPCOMING WEEKEND. DAYTIME WIND CHILLS ON SATURDAY MAY FALL AS LOW
AS 10 TO 20 BELOW ZERO. WIND CHILLS SUNDAY WILL RANGE FROM 15 TO
30 BELOW ZERO.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NEEDED, HOWEVER REPORTS OF SNOW AND
ICE WILL BE APPRECIATED.
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