| NWS Forecast for: Powder River County Issued by: National Weather Service Billings, MT Last Update: 1244 PM MDT Sun May 17 2026 | |
| Rest Of Today: Mostly cloudy. Cooler. Highs in the upper 50s. Northwest winds 15 to 25 mph. Tonight: Mostly cloudy. Slight chance of rain showers in the late evening and overnight. Chance of rain showers after 3 am. Lows in the mid 30s. Northwest winds 10 to 20 mph. Chance of precipitation 30 percent. Monday: Cloudy. Chance of rain and snow showers in the morning, then chance of rain showers in the afternoon. Cooler. Highs in the mid 40s. Northwest winds 10 to 20 mph. Chance of precipitation 40 percent. Monday Night: Cloudy with a 20 percent chance of rain showers early in the evening, then mostly cloudy in the late evening and overnight. Patchy fog after 3 am. Lows in the upper 20s. Northwest winds 5 to 10 mph. Tuesday: Decreasing clouds. Warmer. Highs in the lower 60s. Northwest winds 5 to 10 mph. Tuesday Night: Partly cloudy. Lows in the upper 30s. Wednesday: Mostly sunny. Highs in the lower 70s. Wednesday Night: Mostly cloudy. Slight chance of showers and thunderstorms in the evening, then chance of rain showers overnight. Lows in the lower 40s. Chance of precipitation 30 percent. Thursday: Mostly cloudy with chance of rain showers in the morning, then mostly sunny with slight chance of rain showers in the afternoon. Highs in the upper 60s. Chance of precipitation 30 percent. Thursday Night: Mostly cloudy. A 20 percent chance of rain showers overnight. Lows in the lower 40s. Friday: Partly sunny. Highs in the lower 70s. Friday Night: Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the lower 40s. Saturday: Mostly sunny. Highs in the upper 70s. Saturday Night: Partly cloudy. Lows in the upper 40s. Sunday: Sunny. Highs in the mid 80s. | |
| Zone Forecast: Powder River County | |
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