Weather WorldWalker Lake, SD 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Walker Lake, SD Weather Forecast
Walker Lake, SD Weather Forecast Date: 322 PM CDT Sun Oct 04 2026
The area/counties/county of: Sully, including the city of Onida.or toggle through each period.
Tonight... Mostly clear. Lows around 50. East winds 15 to 20 mph.
Monday... Mostly sunny. Highs in the lower 80s. South winds 15 to 20 mph with gusts up to 30 mph.
Monday Night... Mostly clear. Lows in the mid 50s. South winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight.
Tuesday... Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph.
Tuesday Night... Mostly clear. Lows in the lower 50s. North winds 5 to 10 mph.
Wednesday... Mostly sunny. Highs in the lower 70s.
Wednesday Night... Partly cloudy. Lows around 50. Highs in the upper 60s.
Thursday... Partly cloudy. Lows around 50. Highs in the upper 60s.
Friday... Mostly clear. Highs in the lower 70s. Lows in the upper 50s.
Friday Night... Mostly clear. Highs in the lower 70s. Lows in the upper 50s.
Saturday... Mostly sunny. Highs in the upper 70s.
Saturday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
Walker Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...