Expires:202512252100;;200331 FPUS53 KFSD 251348 ZFPFSD Zone Forecasts for SE South Dakota/NW Iowa/SW Minnesota National Weather Service Sioux Falls SD 745 AM CST Thu Dec 25 2025 SDZ070-252100- Clay- Including the city of Vermillion 745 AM CST Thu Dec 25 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... .TODAY...Cloudy with patchy very light drizzle. Areas of dense fog. Highs in the mid 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Cloudy in the evening, then becoming partly cloudy. Patchy fog. Lows in the mid 30s. South winds 5 to 10 mph, becoming southwest after midnight. .FRIDAY...Mostly sunny. Highs in the upper 40s. Northwest winds 5 to 10 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy. Lows in the upper 30s. Southeast winds 5 to 10 mph. .SATURDAY...Partly sunny. Highs in the mid 50s. South winds 5 to 10 mph. .SATURDAY NIGHT...Mostly cloudy. Much cooler with lows around 20. .SUNDAY...Mostly cloudy with a chance of snow in the morning, then partly sunny with a slight chance of snow in the afternoon. Breezy and much cooler with highs in the mid 20s. Temperature falling to around 20 in the afternoon. Chance of snow 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Breezy, colder with lows 5 to 10 above. Wind chill values as low as 10 below. .MONDAY...Sunny. Highs in the lower 20s. Wind chill values as low as 10 below in the morning. .MONDAY NIGHT...Partly cloudy. Cold with lows around 10 above. Temperature rising to around 15 after midnight. .TUESDAY...Mostly sunny. Not as cool with highs in the lower 40s. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 20. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 30s. $$