Expires:202411220400;;440618 FPUS53 KFSD 212045 ZFPFSD Zone Forecasts for SE South Dakota/NW Iowa/SW Minnesota National Weather Service Sioux Falls SD 243 PM CST Thu Nov 21 2024 SDZ071-220400- Union- Including the cities of North Sioux City, Beresford, Elk Point, Alcester, and Jefferson 243 PM CST Thu Nov 21 2024 .TONIGHT...Mostly clear. Lows around 20. Northwest winds 5 to 10 mph. .FRIDAY...Patchy fog in the morning. Sunny. Highs in the lower 40s. Northwest winds around 5 mph, becoming south around 5 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 20s. Southeast winds around 5 mph. .SATURDAY...Mostly sunny. Highs in the mid 40s. Southeast winds 10 to 15 mph. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 30s. Southeast winds 5 to 10 mph. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly cloudy. Cooler with lows around 20. .MONDAY...Sunny. Much cooler with highs in the lower 30s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 15. .TUESDAY...Partly sunny. Highs in the mid 30s. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows 15 to 20. .WEDNESDAY...Partly sunny with a 20 percent chance of snow. Highs in the mid 30s. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of snow in the evening, then a chance of snow after midnight. Cold with lows 15 to 20. Chance of snow 30 percent. .THANKSGIVING DAY...Partly sunny with a 20 percent chance of snow. Highs in the lower 30s. $$