SIOUX FALLS SiouxFallsWeather.com

Monday, October 20, 2025

Zone Forecast Product

.THIS AFTERNOON...Mostly cloudy with a chance of sprinkles early,
then partly sunny. Windy with highs in the lower 60s. Northwest
winds 20 to 30 mph with gusts up to 45 mph.
.TONIGHT...Mostly clear in the evening, then becoming partly
cloudy. Breezy with lows around 40. Northwest winds 15 to 25 mph
with gusts up to 45 mph.
.TUESDAY...Mostly sunny. A chance of sprinkles in the morning.
Windy with highs in the lower 50s. Northwest winds 20 to 30 mph
with gusts up to 45 mph.
.TUESDAY NIGHT...Mostly clear. Widespread frost after midnight.
Cooler with lows around 30. Northwest winds 10 to 15 mph with
gusts up to 30 mph, diminishing to around 5 mph after midnight.
.WEDNESDAY...Widespread frost in the morning. Sunny. Highs in the
upper 50s. Northwest winds 5 to 10 mph.
.WEDNESDAY NIGHT...Clear. Widespread frost after midnight. Lows
in the lower 30s.
.THURSDAY...Widespread frost in the morning. Sunny. Highs in the
lower 60s.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s.
.FRIDAY...Sunny. Highs in the mid 60s.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SATURDAY...Mostly sunny. Highs in the lower 60s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 40s.
.SUNDAY...Mostly cloudy in the morning, then becoming partly
sunny. Highs in the mid 60s.