| NWS Forecast for: Sioux County Issued by: National Weather Service Bismarck, ND Last Update: 121 AM CDT Thu Mar 26 2026 | |
| Rest Of Tonight: Rain showers likely possibly mixed with snow showers. Lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 60 percent. Thursday: Mostly cloudy. A chance of snow showers possibly mixed with rain showers in the morning, then a slight chance of snow showers in the afternoon. Much colder. Little or no new snow accumulation. Highs in the mid 30s. North winds 10 to 20 mph. Chance of precipitation 50 percent. Thursday Night: Mostly cloudy with a slight chance of snow showers in the evening, then partly cloudy after midnight. Lows 15 to 20. Northwest winds 5 to 10 mph, increasing to 15 to 20 mph after midnight. Chance of snow 20 percent. Friday: Sunny. Highs in the lower 40s. Northwest winds 10 to 15 mph. Friday Night: Mostly clear. Lows in the upper 20s. South winds 10 to 15 mph with gusts up to 25 mph. Saturday: Mostly sunny. Highs in the lower 60s. Saturday Night: Decreasing clouds. Lows in the lower 30s. Sunday: Mostly sunny. Highs in the upper 60s. Sunday Night: Increasing clouds. Lows in the lower 30s. Monday: Partly sunny. Highs in the mid 50s. Monday Night: Mostly cloudy. A chance of rain and snow after midnight. Lows in the mid 30s. Chance of precipitation 30 percent. Tuesday: A slight chance of snow in the morning. Partly sunny with a slight chance of rain. Highs in the upper 50s. Chance of precipitation 20 percent. Tuesday Night: Mostly cloudy. A slight chance of rain and snow in the evening, then a chance of rain and snow after midnight. Lows in the upper 20s. Chance of precipitation 30 percent. Wednesday: Decreasing clouds. A chance of rain in the morning. A chance of snow. Highs in the lower 40s. Chance of precipitation 30 percent. | |
| Zone Forecast: Sioux County | |
Visit your local NWS office at: https://www.weather.gov/bis |