Expires:202512221200;;006271 FPUS53 KFSD 220457 ZFPFSD Zone Forecasts for SE South Dakota/NW Iowa/SW Minnesota National Weather Service Sioux Falls SD 1055 PM CST Sun Dec 21 2025 SDZ040-221200- Brookings- Including the city of Brookings 1055 PM CST Sun Dec 21 2025 .OVERNIGHT...Mostly cloudy with a slight chance of freezing rain. A slight chance of rain late this evening, then a chance of flurries. Not as cool with lows in the mid 20s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent. .MONDAY...Mostly sunny. Highs in the lower 40s. South winds 5 to 10 mph. .MONDAY NIGHT...Partly cloudy. Lows in the mid 20s. West winds 5 to 10 mph, becoming northwest with gusts up to 20 mph after midnight. .TUESDAY...Partly sunny. Highs in the mid 30s. North winds 5 to 10 mph, becoming east in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Near steady temperature in the upper 20s. Temperature rising to around 30 after midnight. Southeast winds around 10 mph with gusts up to 20 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 40s. .WEDNESDAY NIGHT...Mostly cloudy. Near steady temperature in the mid 30s. .CHRISTMAS DAY...Mostly cloudy. Highs in the upper 40s. Temperature falling into the upper 30s in the afternoon. .THURSDAY NIGHT...Mostly cloudy. Cooler with lows in the lower 20s. .FRIDAY...Mostly cloudy in the morning, then becoming partly sunny. Cooler with highs in the mid 30s. .FRIDAY NIGHT...Partly cloudy. Lows around 20. .SATURDAY...Partly sunny. Highs in the lower 30s. .SATURDAY NIGHT...Mostly cloudy. Cold with lows 10 to 15. .SUNDAY...Mostly sunny. Highs in the lower 30s. $$