Thomas, SD Weather Forecast & Current Conditions

Day: Rain. Patchy fog. Near steady temperature in the lower 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 in the evening. Patchy fog in the evening. Lows in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.

Day: Patchy fog in the morning. Mostly cloudy. Highs in the lower 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 lower 40s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Mostly clear. Highs in the lower 50s. Lows in the mid 30s.

Night: Mostly clear. Highs in the lower 50s. Lows in the mid 30s.

Night: Mostly clear. Highs in the upper 50s. Lows in the mid 30s.

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

Day: Rain. Patchy fog. Near steady temperature around 40. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy. A slight chance of rain in the evening. Patchy fog. Lows in the lower 30s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

Day: Patchy fog in the morning. Mostly cloudy. Highs around 40. North winds 10 to 15 mph with gusts up to 30 mph.

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

Day: Partly sunny. Highs in the lower 40s. South winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Mostly clear. Highs in the lower 50s. Lows in the mid 30s.

Night: Mostly clear. Highs in the lower 50s. Lows in the mid 30s.

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

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

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

Day: Rain. Patchy fog. Near steady temperature around 40. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Patchy fog. Lows in the lower 30s. North winds 15 to 20 mph with gusts up to 30 mph.

Day: Patchy fog in the morning. Mostly cloudy. Highs in the lower 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, becoming east after midnight.

Day: Partly sunny. Highs in the lower 40s. South winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Mostly clear. Highs in the lower 50s. Lows in the lower 30s.

Day: Mostly clear. Highs in the lower 50s. Lows in the lower 30s.

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

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

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

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

Day: Rain. Patchy fog. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

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

Day: Patchy fog in the morning. Mostly cloudy. Highs around 40. North winds 15 to 20 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 lower 40s. East winds around 5 mph, becoming south around 5 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 20s. Highs in the lower 50s.

Night: Mostly clear. Lows in the upper 30s. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s. Highs in the mid 50s.

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

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

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

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. 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 in the morning, then becoming mostly cloudy. Highs in the lower 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: Mostly sunny. Highs in the mid 40s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Sunny. Highs in the lower 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 in the evening, then becoming partly cloudy. Lows in the mid 30s.

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

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: Mostly cloudy. 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: Mostly sunny. Highs in the lower 40s. East winds around 5 mph, becoming south around 5 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 20s.

Day: Sunny. Highs in the lower 50s.

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

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

Day: Rain. Patchy fog. Near steady temperature in the lower 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 in the evening. Patchy fog. Lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.

Day: Patchy fog in the morning. Mostly cloudy. Highs around 40. North winds 15 to 20 mph with gusts up to 30 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the lower 40s. South winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s. Highs in the lower 50s.

Night: Mostly clear. Lows in the upper 30s. Highs in the mid 50s.

Night: Mostly clear. Lows in the upper 30s. Highs in the mid 50s.

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

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

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

Day: Rain, mainly this morning. Patchy fog. Highs in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Patchy fog. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph.

Day: Patchy fog in the morning. Mostly cloudy. Highs in the upper 30s. 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, becoming east after midnight.

Day: Partly sunny. Highs in the lower 40s. South winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Mostly clear. Highs in the lower 50s. Lows in the mid 30s.

Night: Mostly clear. Highs in the lower 50s. Lows in the mid 30s.

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

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

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

Day: Cloudy. Rain likely, mainly this morning. Patchy fog. 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. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph.

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

Night: Mostly cloudy. Lows in the mid 20s. Northeast winds around 5 mph, becoming southeast around 5 mph after midnight.

Day: Partly sunny. Highs in the lower 40s. South winds around 5 mph.

Night: Partly cloudy. Lows in the mid 20s.

Day: Mostly clear. Highs in the mid 50s. Lows in the lower 30s.

Night: Mostly clear. Highs in the mid 50s. Lows in the lower 30s.

Day: Partly sunny. Highs around 60.

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

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

Day: Rain. Patchy fog. Breezy. Near steady temperature in the lower 40s. Northwest winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy. Patchy fog. Lows in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 35 mph.

Day: Patchy fog in the morning. Mostly cloudy. Highs in the upper 30s. North winds 15 to 20 mph with gusts up to 30 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 20s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the lower 40s. South winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Mostly clear. Highs in the mid 50s. Lows in the upper 30s.

Night: Mostly clear. Highs in the mid 50s. Lows in the upper 30s.

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

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

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

Day: Breezy. Patchy fog through the day. Drizzle likely early in the morning. Rain through the day. Drizzle late in the morning. Near steady temperature in the mid 40s. Northwest winds 15 to 25 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. A 50 percent chance of rain and drizzle in the evening. Patchy fog in the evening. Lows in the mid 30s. Northwest winds 15 to 20 mph.

Day: Mostly cloudy. Highs in the lower 40s. North winds 10 to 20 mph.

Night: Decreasing clouds. Lows in the upper 20s. North winds up to 10 mph.

Day: Mostly sunny. Highs in the lower 40s. Southeast winds up to 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Not as cool. 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: Mostly sunny. Highs around 60.

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

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

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. Rain showers in the evening. Lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent.

Day: Mostly cloudy. Highs around 40. North winds 15 to 20 mph with gusts up to 30 mph.

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

Day: Mostly sunny. Highs in the lower 40s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 20s.

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

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

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

Day: Showers. Near steady temperature in the lower 40s. Northwest winds around 20 mph with gusts up to 30 mph. Chance of rain 80 percent.

Night: Mostly cloudy. A chance of rain showers in the evening. Lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.

Day: Partly sunny in the morning, then becoming mostly cloudy. 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: Mostly sunny. Highs in the lower 40s. East winds around 5 mph, becoming south around 5 mph in the afternoon.

Night: Partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Highs in the lower 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 in the evening, then becoming partly cloudy. Lows in the mid 30s.

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

Day: Showers likely, mainly this morning. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.

Night: Mostly cloudy. Lows in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

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

Night: Mostly cloudy. Lows in the mid 20s. Northeast winds 5 to 10 mph, becoming east after midnight.

Day: Mostly sunny. Highs in the mid 40s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: 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 mid 30s.

Day: Sunny. Highs around 60.

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

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

Day: Breezy. Patchy fog through the day. Drizzle likely early in the morning. Drizzle late in the morning, then rain in the afternoon. Near steady temperature in the mid 40s. Northwest winds 15 to 25 mph. Chance of rain near 100 percent.

Night: Cloudy. Rain in the evening. Patchy fog in the evening. Lows in the mid 30s. Northwest winds 10 to 20 mph. Chance of rain 90 percent.

Day: Mostly cloudy. Highs in the lower 40s. North winds 10 to 20 mph.

Night: Decreasing clouds. Lows in the upper 20s. North winds up to 10 mph.

Day: Mostly sunny. Highs in the lower 40s. Northeast winds up to 5 mph shifting to the southeast in the afternoon.

Night: Partly cloudy. Lows in the upper 20s.

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

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

Day: Sunny. Highs in the mid 50s.

Night: Increasing clouds. Lows in the upper 30s.

Day: Mostly sunny. Highs around 60.

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

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

Day: Showers. Near steady temperature in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 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 40 percent.

Day: Partly sunny in the morning, then becoming mostly cloudy. 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, becoming east after midnight.

Day: Mostly sunny. Highs in the mid 40s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s.

Day: Sunny. Highs in the lower 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 in the evening, then becoming partly cloudy. Lows in the mid 30s.

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

Day: Rain. Patchy fog. Breezy. Near steady temperature in the lower 40s. Northwest winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy. A chance of rain in the evening. Patchy fog. Lows in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.

Day: Mostly cloudy. Highs in the lower 40s. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s. North winds 5 to 10 mph.

Day: Partly sunny. Highs in the lower 40s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 20s. Highs in the lower 50s.

Night: Mostly clear. Lows in the mid 30s. Highs in the mid 50s.

Night: Mostly clear. Lows in the mid 30s. Highs in the mid 50s.

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

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

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

Day: Cloudy with a 50 percent chance of rain. Breezy with highs in the mid 40s. North winds 15 to 25 mph with gusts up to 40 mph.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the lower 30s. North winds 10 to 15 mph with gusts up to 30 mph.

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

Night: Mostly cloudy. Lows in the mid 20s. Northeast winds around 5 mph in the evening, becoming light and variable.

Day: Partly sunny. Highs in the lower 40s. South winds 5 to 10 mph.

Night: Partly cloudy. Lows in the mid 20s.

Day: Mostly clear. Highs in the mid 50s. Lows in the lower 30s.

Day: Mostly clear. Highs in the mid 50s. Lows in the lower 30s.

Night: Partly cloudy. Lows in the mid 30s. Highs in the upper 50s.

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

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

Day: Showers, breezy. Near steady temperature in the lower 40s. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 80 percent.

Night: Cloudy. Rain showers likely 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. Highs in the lower 40s. North winds 10 to 15 mph with gusts up to 25 mph.

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

Day: Mostly sunny. Highs in the lower 40s. Northeast winds around 5 mph, becoming south in the afternoon.

Night: Partly cloudy. Lows in the upper 20s.

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

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

Day: Sunny. Highs in the mid 50s.

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

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

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

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

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: 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. Highs in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph.

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

Day: Mostly sunny. Highs in the lower 40s. Northeast winds around 5 mph, becoming southeast in the afternoon.

Night: Partly cloudy. Lows in the upper 20s.

Day: Mostly sunny. Highs in the lower 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: Mostly sunny. Highs around 60.

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

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