| NWS Forecast for: Custer County Issued by: National Weather Service Billings, MT Last Update: 1150 PM MST Fri Nov 21 2025 |  |
| Rest Of Tonight: Mostly cloudy. Lows around 30. West winds 5 to 15 mph. Saturday: Mostly sunny. Highs in the lower 50s. Southwest winds 5 to 10 mph. Saturday Night: Partly cloudy. Lows around 30. South winds 5 to 10 mph. Sunday: Sunny. Highs in the upper 50s. Southwest winds 5 to 10 mph. Sunday Night: Partly cloudy. Lows in the lower 30s. South winds 5 to 10 mph. Monday: Mostly cloudy. Slight chance of rain showers early in the afternoon. Slight chance of rain and snow showers late in the afternoon. Highs in the upper 40s. Chance of precipitation 20 percent. Monday Night: Mostly cloudy. Colder. Chance of rain showers early in the evening. Chance of snow showers in the evening, then slight chance of snow showers overnight. Lows in the lower 20s. Chance of precipitation 30 percent. Tuesday: Mostly sunny. Colder. Highs in the lower 30s. Tuesday Night: Partly cloudy. Lows around 15. Wednesday: Partly sunny. Highs in the lower 30s. Wednesday Night: Mostly cloudy. A 20 percent chance of snow showers overnight. Lows around 18. Thanksgiving Day: Mostly cloudy with a 20 percent chance of snow showers. Highs in the lower 30s. Thursday Night: Mostly cloudy. A 20 percent chance of snow showers in the evening. Lows around 18. Friday: Mostly cloudy. A 20 percent chance of snow in the afternoon. Highs in the lower 30s. | |
| Zone Forecast: Custer County | |
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