| NWS Forecast for: Southwestern Yellowstone Issued by: National Weather Service Billings, MT Last Update: 350 PM MDT Tue May 5 2026 |  |
| Tonight: Partly cloudy. Lows in the upper 20s. North winds 5 to 15 mph. Wednesday: Sunny, warmer. Highs in the lower 60s. West winds 5 to 15 mph. Wednesday Night: Mostly cloudy. Warmer. Lows in the mid 40s. Southwest winds 10 to 20 mph. Thursday: Chance of rain showers in the morning, then rain showers and chance of thunderstorms in the afternoon. Highs around 70. West winds 15 to 25 mph. Chance of precipitation 80 percent. Thursday Night: Mostly cloudy. Chance of rain showers and slight chance of thunderstorms early in the evening, then chance of rain showers late in the evening. Lows in the mid 40s. West winds 5 to 15 mph. Chance of precipitation 40 percent. Friday: Partly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the lower 70s. Friday Night: Mostly cloudy. A 20 percent chance of rain showers overnight. Lows in the lower 50s. Saturday: Mostly cloudy. Slight chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 40 percent. Saturday Night: Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the lower 40s. Sunday: Sunny. Highs in the mid 70s. Sunday Night: Partly cloudy. Lows in the mid 40s. Monday: Sunny. Highs in the mid 80s. Monday Night: Mostly cloudy. Lows in the lower 50s. Tuesday: Mostly sunny. Highs in the lower 80s. | |
| Zone Forecast: Southwestern Yellowstone | |
Visit your local NWS office at: https://www.weather.gov/byz |