Lyons, SD Weather Forecast & Current Conditions

Night: Showers, cooler. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Showers likely in the evening. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30.

Day: Mostly sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers, cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Day: Showers. Highs in the lower 40s. Northwest winds around 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Rain showers likely in the evening. Lows in the mid 30s. Northwest winds around 15 mph with gusts up to 30 mph. Chance of rain 70 percent.

Day: Partly sunny. Highs in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows around 30. Northeast winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30.

Day: Mostly sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Showers likely. Cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.

Day: Showers. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy. A chance of rain showers in the evening. Lows in the mid 30s. Northwest winds around 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows around 30. Northeast winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30.

Day: Mostly sunny. Not as cool with highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers, cooler. Near steady temperature in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Rain showers likely in the evening. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows around 30. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Showers, cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Cloudy. Showers likely, mainly in the evening. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

Day: Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 40s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Mostly cloudy. Lows in the lower 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the lower 60s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers, cooler with lows in the upper 30s. Northwest winds 15 to 20 mph. Chance of rain near 100 percent.

Day: Showers. Highs in the mid 40s. Northwest winds 15 to 20 mph. Chance of rain 90 percent.

Night: Cloudy. Showers likely, mainly in the evening. Lows in the upper 30s. Northwest winds 10 to 15 mph. Chance of rain 70 percent.

Day: Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 40s. North winds 10 to 15 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows around 30.

Day: Mostly sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs around 60.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers, cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers likely. Highs in the mid 40s. Northwest winds around 20 mph with gusts up to 35 mph. Chance of rain 70 percent.

Night: Cloudy. Showers likely in the evening. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs around 60.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers, cooler. Near steady temperature in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Rain showers likely, mainly in the evening. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Day: Mostly cloudy with a slight chance of rain showers in the morning, then partly sunny in the afternoon. Highs in the lower 40s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows around 30. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Highs in the lower 50s.

Night: Partly cloudy. Lows in the lower 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Showers, cooler. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers. Highs in the mid 40s. Northwest winds around 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 30s. Northwest winds 10 to 15 mph. Chance of rain 70 percent.

Day: Mostly cloudy with a slight chance of rain showers in the morning, then partly sunny in the afternoon. Highs in the mid 40s. North winds 10 to 15 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30.

Day: Mostly sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Showers, cooler with lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Day: Showers. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. A chance of rain showers in the evening. Lows in the mid 30s. Northwest winds around 15 mph with gusts up to 30 mph. Chance of rain 50 percent.

Day: Partly sunny. Highs in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the upper 20s. Northeast winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Not as cool with highs in the mid 50s.

Night: Mostly clear. Lows in the lower 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers, cooler with lows in the upper 30s. North winds 15 to 20 mph with gusts up to 35 mph. Chance of rain near 100 percent.

Day: Showers. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Rain showers likely in the evening. Lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.

Day: Partly sunny. Highs in the lower 40s. North winds 10 to 15 mph with gusts up to 30 mph.

Night: Mostly cloudy. Lows in the upper 20s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Not as cool with highs in the mid 50s.

Night: Partly cloudy. Lows in the mid 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Cloudy with a 50 percent chance of showers. Cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Day: Showers likely. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 70 percent.

Night: Mostly cloudy. Showers likely in the evening. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows around 30. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Partly cloudy. Lows in the lower 30s.

Day: Mostly sunny. Not as cool with highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the lower 60s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Cloudy with a 50 percent chance of showers. Cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Day: Showers. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. A chance of showers in the evening. Lows in the mid 30s. Northwest winds around 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Day: Partly sunny. Highs in the mid 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows around 30. Northeast winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Partly cloudy. Lows around 30.

Day: Sunny. Not as cool with highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s.

Day: Sunny. Highs in the lower 60s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers, cooler with lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Day: Showers. Highs in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. A chance of rain showers in the evening. Lows in the lower 30s. Northwest winds around 15 mph with gusts up to 30 mph. Chance of rain 50 percent.

Day: Partly sunny. Highs in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the upper 20s. Northeast winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Not as cool with highs in the mid 50s.

Night: Mostly clear. Lows in the lower 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Showers, breezy. Near steady temperature in the lower 40s. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain near 100 percent.

Day: Showers. Near steady temperature in the lower 40s. Northwest winds around 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Showers in the evening. Lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Day: Mostly cloudy with a slight chance of rain showers in the morning, then partly sunny in the afternoon. Highs in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows around 30. North winds 10 to 15 mph, diminishing to around 5 mph after midnight.

Day: Partly sunny. Highs in the lower 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30.

Day: Mostly sunny. Not as cool with highs in the lower 50s.

Night: Partly cloudy. Lows in the mid 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Showers, cooler. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers. Highs in the mid 40s. Northwest winds around 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Night: Cloudy. Showers likely, mainly in the evening. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. A 20 percent chance of showers. Highs in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Partly cloudy. Lows around 30.

Day: Mostly sunny. Highs in the lower 50s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Showers, cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Cloudy with a 50 percent chance of showers. Highs in the upper 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Night: Cloudy with a 50 percent chance of showers. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Day: Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Mostly cloudy. Lows in the lower 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs around 60.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the lower 60s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs around 60.

Night: Showers, cooler with lows in the upper 30s. Northwest winds 15 to 20 mph. Chance of rain near 100 percent.

Day: Showers. Highs in the mid 40s. Northwest winds 15 to 20 mph. Chance of rain 90 percent.

Night: Cloudy with a 50 percent chance of showers. Lows in the upper 30s. Northwest winds 10 to 15 mph.

Day: Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 40s. North winds 10 to 15 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the lower 60s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.

Night: Showers. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Day: Showers. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Night: Cloudy. Showers likely, mainly in the evening. Lows in the mid 30s. Northwest winds around 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. A 20 percent chance of rain showers. Highs in the lower 40s. North winds 15 to 20 mph.

Night: Mostly cloudy. Lows around 30. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the mid 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Highs in the lower 50s.

Night: Partly cloudy. Lows in the mid 30s.

Day: Sunny. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s.

Day: Sunny. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Mostly sunny. Highs in the mid 50s.

Night: Cloudy. Showers, mainly this evening. Cooler with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Day: Cloudy with a 50 percent chance of showers. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph.

Night: Mostly cloudy. Showers likely in the evening. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Day: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the lower 30s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the upper 40s.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 30s.

Day: Mostly sunny. Not as cool with highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s.

Day: Sunny. Highs around 60.

Night: Mostly clear. Lows around 40.

Day: Sunny. Highs in the lower 60s.

Night: Mostly clear. Lows in the upper 30s.

Day: Mostly sunny. Highs in the upper 50s.