| NWS Forecast for: Lyon County Issued by: National Weather Service Sioux Falls, SD Last Update: 940 PM CST Fri Jan 9 2026 | |
Tonight: Mostly cloudy this evening, then clearing. Lows around 20. West winds 10 to 15 mph. Saturday: Mostly sunny. Cooler with highs in the mid 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Saturday Night: Partly cloudy. Cold with lows around 11. Northwest winds 15 to 20 mph. Sunday: Mostly sunny. Not as cool with highs in the mid 30s. Southwest winds 15 to 20 mph. Sunday Night: Partly cloudy and not as cool. Near steady temperature in the lower 30s. West winds 15 to 20 mph. Monday: Sunny in the morning, then becoming partly sunny. Not as cool with highs in the upper 40s. Monday Night: A slight chance of snow in the evening. Mostly cloudy with a slight chance of rain. Not as cool. Near steady temperature around 40. Chance of precipitation 20 percent. Tuesday: Partly sunny with a 20 percent chance of rain. Breezy with highs in the upper 40s. Tuesday Night: Mostly cloudy. A chance of rain and snow in the evening, then a slight chance of snow after midnight. Much cooler with lows in the lower 20s. Chance of precipitation 30 percent. Wednesday: Mostly cloudy with a slight chance of snow in the morning, then partly sunny in the afternoon. Much cooler with highs in the upper 20s. Chance of snow 20 percent. Wednesday Night: Partly cloudy. Lows 15 to 20. Thursday: Partly sunny with a slight chance of snow in the morning, then mostly cloudy with a chance of snow and rain in the afternoon. Highs in the mid 30s. Chance of precipitation 40 percent. Thursday Night: A slight chance of rain in the evening. Mostly cloudy with a chance of snow. Lows in the lower 20s. Chance of precipitation 50 percent. Friday: Mostly cloudy with a 50 percent chance of snow. Breezy with highs around 30. Temperature falling into the lower 20s in the afternoon. | |
| Zone Forecast: Lyon County | |
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