| NWS Forecast for: Yellowstone National Park Issued by: National Weather Service Riverton, WY Last Update: 117 PM MDT Sat May 2 2026 |  |
| This Afternoon: Partly cloudy. Near steady temperature in the lower 50s. Southwest winds around 10 mph with gusts up to 20 mph. Tonight: Partly cloudy. Lows in the lower 30s. Southwest winds around 10 mph with gusts up to 20 mph in the evening. Sunday: Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 50s. West winds around 10 mph. Chance of rain 30 percent. Sunday Night: Partly cloudy in the evening, then clearing. Lows in the lower 30s. West winds around 10 mph with gusts up to 20 mph in the evening. Monday: Partly cloudy. Scattered rain showers, snow showers with isolated thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and heavy rainfall in the afternoon. Highs in the lower 50s. North winds 10 to 15 mph. Chance of precipitation 40 percent. Monday Night: Scattered rain showers in the evening. Partly cloudy with scattered snow showers. Lows in the mid 20s. Chance of precipitation 30 percent. Tuesday: Partly cloudy with scattered snow showers. Isolated thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and heavy rainfall in the afternoon. Highs in the lower 40s. Chance of snow 40 percent. Tuesday Night: Partly cloudy in the evening, then clearing. Lows in the lower 20s. Wednesday: Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs around 50. Wednesday Night: Partly cloudy. Lows in the lower 30s. Thursday: Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. Thursday Night: Partly cloudy. Lows in the lower 30s. Friday: Partly cloudy. A slight chance of rain showers and thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 20 percent. | |
| Zone Forecast: Yellowstone National Park | |
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