130300- Union- Including the cities of North Sioux City, Beresford, Elk Point, Alcester, and Jefferson 242 PM CDT Sat Jul 12 2025
Tonight Mostly clear. Lows in the upper 50s. Southwest winds 5 to 10 mph, becoming south after midnight. Sunday Sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Southwest winds 10 to 15 mph. Chance of rain 20 percent. Sunday night Mostly clear. Humid with lows in the mid 60s. South winds 5 to 10 mph. Monday Sunny with highs around 90. South winds 5 to 10 mph. Monday night Mostly clear. Humid with lows in the upper 60s. South winds around 10 mph with gusts up to 20 mph. Tuesday Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent. Tuesday night Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 50 percent. Wednesday Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 40 percent. Wednesday night Mostly cloudy with a chance of showers and thunderstorms. Lows around 60. Chance of rain 40 percent. Thursday Partly sunny. Highs in the mid 70s. Thursday night Partly cloudy. Lows in the upper 50s. Friday Partly sunny. Highs in the upper 70s. Friday night Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers after midnight. Lows in the lower 60s. Chance of rain 30 percent. Saturday Partly sunny. Highs in the lower 80s.