| NWS Forecast for: North Sioux Issued by: National Weather Service Cheyenne, WY Last Update: 502 AM MDT Tue Oct 13 2026 | |
| Today: Cloudy with a chance of rain showers late, then partly sunny with a slight chance of rain showers. Highs in the mid 50s. East winds 10 to 15 mph. Chance of rain 40 percent. Tonight: Partly cloudy in the evening, then becoming mostly cloudy. A 50 percent chance of showers. Lows in the upper 30s. Northeast winds 10 to 15 mph. Wednesday: Cloudy. A chance of rain showers in the morning, then rain showers likely in the afternoon. Highs in the lower 50s. East winds 5 to 10 mph. Chance of rain 70 percent. Wednesday Night: Rain. Lows in the upper 30s. Northeast winds 5 to 10 mph, becoming north 10 to 15 mph with gusts up to 25 mph after midnight. Chance of rain 90 percent. Thursday: Mostly cloudy with rain likely in the morning, then mostly sunny in the afternoon. Breezy with highs in the mid 50s. North winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent. Thursday Night: Mostly clear. Widespread frost after midnight. Cold with lows in the upper 20s. Friday And Friday Night: Clear, breezy. Highs in the upper 50s. Lows in the mid 30s. Saturday: Sunny. Much warmer with highs in the mid 70s. Saturday Night Through Monday: Mostly clear. Lows in the lower 40s. Highs in the lower 70s. | |
| Zone Forecast: North Sioux | |
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