Blank Dam, SD Weather Forecast & Current Conditions

Night: Mostly cloudy. Lows around 30. North winds 15 to 20 mph with gusts up to 30 mph.

Day: Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Colder with highs in the lower 40s. North winds 10 to 15 mph.

Night: Partly cloudy. Lows in the lower 20s. East winds around 5 mph, becoming southeast around 5 mph after midnight.

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

Night: Partly cloudy. Lows in the mid 20s. South winds 5 to 10 mph.

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

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

Night: Mostly clear. Lows in the upper 30s. Highs around 60.

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

Night: Mostly cloudy. Lows around 30. Northwest winds 15 to 20 mph.

Day: Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Colder with highs in the lower 40s. North winds 10 to 15 mph.

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

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

Night: Partly cloudy. Lows in the mid 20s. South winds 5 to 10 mph.

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

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

Night: Mostly clear. Lows in the upper 30s. Highs in the lower 60s.

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

Night: Mostly cloudy. Patchy fog after midnight. Breezy with lows around 30. North winds 15 to 25 mph.

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

Night: Partly cloudy. Lows in the lower 20s. East winds around 5 mph, becoming southeast around 5 mph after midnight.

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

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

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

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

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

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

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

Night: Mostly cloudy. Lows around 30. North winds 15 to 20 mph with gusts up to 30 mph.

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

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

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

Night: Partly cloudy. Lows in the mid 20s. South winds 5 to 10 mph.

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

Night: Mostly clear. Lows in the upper 20s. Highs in the upper 50s.

Night: Mostly clear. Lows in the lower 30s. Highs around 60.

Night: Mostly clear. Lows in the lower 30s. Highs around 60.

Day: Partly cloudy. Highs in the mid 50s. Lows in the lower 30s.

Night: Mostly cloudy. Lows around 30. North winds 15 to 20 mph with gusts up to 30 mph.

Day: Mostly cloudy. Colder with highs around 40. North winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the lower 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. South winds 5 to 10 mph.

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

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

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

Night: Partly cloudy. Highs in the lower 60s. Lows in the lower 30s.

Day: Partly cloudy. Highs in the mid 50s. Lows in the lower 30s.

Night: Mostly cloudy. Lows in the lower 30s. North winds 15 to 20 mph.

Day: Patchy fog in the morning. Partly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Partly cloudy. Lows in the mid 20s. East winds 5 to 10 mph, becoming southeast after midnight.

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

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

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

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

Night: Mostly clear. Lows in the upper 30s. Highs around 60.

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

Night: Mostly cloudy and breezy. Lows in the lower 30s. Northwest winds 15 to 25 mph.

Day: Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. 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 5 to 10 mph, becoming southeast after midnight.

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

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

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

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

Night: Mostly clear. Lows in the upper 30s. Highs in the lower 60s.

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

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

Night: Mostly cloudy this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph.

Day: Patchy fog in the morning. Partly sunny. Highs in the lower 40s. North winds 10 to 15 mph.

Night: Partly cloudy. Lows in the lower 20s. East winds 5 to 10 mph, becoming southeast after midnight.

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

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

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

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

Night: Mostly clear. Lows in the upper 30s. Highs around 60.

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

Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 20s. North winds 15 to 20 mph.

Day: Decreasing clouds. Patchy fog in the morning. Highs in the upper 30s. North winds 5 to 15 mph with gusts up to 25 mph.

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

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

Night: Partly cloudy. Lows in the mid 20s. South winds 5 to 10 mph.

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

Night: Increasing clouds. Lows around 30.

Day: Sunny. Highs in the upper 50s.

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

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

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

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

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

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

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

Day: Decreasing clouds. Patchy fog in the morning. Highs around 40. North winds 5 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy. Lows in the lower 20s. East winds around 5 mph, becoming south after midnight.

Day: Mostly sunny. Highs in the mid 40s. South winds 5 to 10 mph.

Night: Partly cloudy. Lows in the upper 20s. Southwest winds 5 to 10 mph.

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

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

Day: Sunny. Highs in the upper 50s.

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

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

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

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

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

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

Night: Mostly cloudy this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 20s. North winds 10 to 15 mph with gusts up to 25 mph.

Day: Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Highs in the lower 40s. North winds 5 to 10 mph.

Night: Partly cloudy. Lows in the lower 20s. Southeast winds around 5 mph.

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

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

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

Night: Mostly clear. Lows in the upper 20s. Highs in the upper 50s.

Night: Mostly clear. Lows in the mid 30s. Highs around 60.

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

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

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

Night: Mostly cloudy. Patchy fog after midnight. Breezy with lows in the lower 30s. North winds 15 to 25 mph with gusts up to 40 mph.

Day: Areas of fog in the morning. Mostly cloudy. Colder with highs in the upper 30s. North winds 10 to 15 mph with gusts up to 30 mph.

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

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

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

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

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

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 in the evening, then becoming partly cloudy. Lows in the mid 30s.

Day: Partly cloudy. Highs in the lower 50s. Lows in the mid 30s.

Night: Mostly cloudy. Patchy fog after midnight. Lows around 30. North winds 15 to 20 mph with gusts up to 35 mph.

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

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

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

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph with gusts up to 20 mph.

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

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

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

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

Day: Partly cloudy. Highs in the lower 50s. Lows in the mid 30s.

Night: Mostly cloudy. Lows in the lower 30s. Northwest winds 15 to 20 mph.

Day: Patchy fog in the morning. Partly sunny. Highs in the mid 40s. North winds 5 to 10 mph.

Night: Partly cloudy. Lows in the mid 20s. East winds 5 to 10 mph, becoming southeast after midnight.

Day: Partly sunny. Highs in the upper 40s. Southeast winds 5 to 10 mph.

Night: Partly cloudy. Lows in the upper 20s. South winds around 5 mph.

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

Night: Mostly clear. Lows in the lower 30s. Highs in the lower 60s.

Night: Mostly clear. Lows in the upper 30s. Highs in the lower 60s.

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

Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 20s. North winds around 10 mph.

Day: Decreasing clouds. Patchy fog in the morning. Highs in the lower 40s. Northeast winds around 10 mph.

Night: Partly cloudy. Lows in the lower 20s. Southeast winds around 5 mph.

Day: Mostly sunny. Highs in the upper 40s. South winds 5 to 10 mph.

Night: Increasing clouds. Lows in the upper 20s. South winds around 5 mph.

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

Night: Mostly clear. Lows in the upper 20s.

Day: Sunny. Highs in the upper 50s.

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

Day: Mostly sunny. Highs around 60.

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

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

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

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

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

Day: Patchy fog in the morning. Partly sunny. Highs in the mid 40s. North winds 10 to 15 mph.

Night: Partly cloudy. Lows in the mid 20s. East winds 5 to 10 mph, becoming southeast after midnight.

Day: Partly sunny. Highs in the mid 40s. Southeast winds 5 to 10 mph.

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

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

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

Night: Mostly clear. Lows in the upper 30s. Highs in the lower 60s.

Night: Mostly clear. Lows in the upper 30s. Highs in the lower 60s.

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

Night: Mostly cloudy. Lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

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

Night: Mostly cloudy. Cooler with lows in the mid 20s. Northeast winds 5 to 10 mph in the evening, becoming light and variable.

Day: Mostly sunny. Highs in the mid 40s. Southeast winds 5 to 10 mph.

Night: Partly cloudy. Lows in the mid 20s. South winds around 5 mph.

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

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

Day: Sunny. Highs in the upper 50s.

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

Day: Sunny. Highs in the lower 60s.

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

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

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

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

Night: Mostly cloudy. Patchy fog. Lows in the upper 20s. North winds 15 to 20 mph.

Day: Decreasing clouds. Patchy fog in the morning. Highs in the upper 30s. North winds 5 to 15 mph with gusts up to 25 mph.

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

Day: Mostly sunny. Highs in the lower 40s. South winds around 10 mph.

Night: Partly cloudy. Lows in the mid 20s. South winds 5 to 10 mph.

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

Night: Partly cloudy. Lows around 30.

Day: Sunny. Highs in the mid 50s.

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

Day: Mostly sunny. Highs around 60.

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

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

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

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

Night: Mostly cloudy this evening, then becoming partly cloudy. Lows in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Day: Patchy fog in the morning. Partly sunny. Highs in the mid 40s. North winds 5 to 10 mph.

Night: Partly cloudy. Lows in the mid 20s. Southeast winds 5 to 10 mph.

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

Night: Partly cloudy in the evening, then becoming mostly clear. Lows around 30. South winds around 5 mph.

Day: Mostly clear. Highs in the lower 60s. Lows in the lower 30s.

Day: Mostly clear. Highs in the lower 60s. Lows in the lower 30s.

Night: Mostly clear. Lows in the upper 30s. Highs in the lower 60s.

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

Night: Mostly cloudy. Patchy fog. Lows in the upper 20s. North winds 5 to 15 mph.

Day: Decreasing clouds. Patchy fog in the morning. Highs in the upper 30s. North winds 5 to 15 mph.

Night: Partly cloudy. Lows in the lower 20s. Southeast winds 5 to 10 mph.

Day: Mostly sunny. Highs in the mid 40s. South winds 10 to 15 mph.

Night: Increasing clouds. Lows around 30. Southwest winds around 10 mph.

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

Night: Decreasing clouds. Lows in the lower 30s.

Day: Sunny. Highs in the mid 50s.

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

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

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

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

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

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