| NWS Forecast for: Lyon County Issued by: National Weather Service Sioux Falls, SD Last Update: 239 AM CST Wed Feb 25 2026 | |
Today: Mostly sunny. A chance of snow this afternoon. Little or no snow accumulation. Cooler with highs around 30. Northwest winds 5 to 10 mph. Chance of snow 50 percent. Tonight: Mostly cloudy in the evening, then becoming partly cloudy. Not as cool. Near steady temperature in the mid 20s. Temperature rising into the upper 20s after midnight. Southeast winds 5 to 10 mph, becoming southwest 10 to 15 mph with gusts up to 25 mph after midnight. Thursday: Sunny. Not as cool with highs in the upper 40s. West winds 15 to 20 mph. Thursday Night: Mostly clear. Not as cool with lows in the lower 30s. Southwest winds 15 to 20 mph. Friday: Sunny, breezy with highs in the lower 50s. West winds 15 to 25 mph with gusts up to 35 mph. Friday Night: Partly cloudy in the evening, then mostly cloudy with a chance of snow after midnight. Much colder with lows 10 to 15. Chance of snow 40 percent. Saturday: Mostly cloudy with a chance of snow in the morning, then partly sunny with a slight chance of snow in the afternoon. Much cooler with highs in the lower 20s. Chance of snow 50 percent. Saturday Night: Mostly cloudy. Cold with lows 5 to 10 above. Sunday: Mostly cloudy with a 30 percent chance of snow. Highs in the lower 20s. Sunday Night: Mostly cloudy. A slight chance of snow in the evening. Cold with lows around 10 above. Chance of snow 20 percent. Monday: Mostly sunny. Not as cool with highs in the mid 30s. Monday Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of snow after midnight. Not as cool with lows in the lower 20s. Chance of snow 20 percent. Tuesday: Mostly sunny. A slight chance of snow in the morning. Not as cool with highs in the mid 40s. Chance of snow 20 percent. | |
| Zone Forecast: Lyon County | |
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