| NWS Forecast for: Yellowstone National Park Issued by: National Weather Service Riverton, WY Last Update: 232 AM MST Mon Jan 19 2026 |  |
| Rest Of Tonight: Partly cloudy. Patchy fog. Cold with lows 1 below to 7 above zero. Monday: Widespread fog in the morning. Mostly sunny. Highs in the mid 20s. West winds around 10 mph with gusts up to 20 mph in the afternoon. Monday Night: Partly cloudy. Areas of fog after midnight. Cold with lows 6 to 12 above. Southwest winds around 10 mph with gusts up to 25 mph. Tuesday: Partly cloudy. Areas of fog in the morning. Highs in the lower 20s. Southwest winds around 10 mph with gusts up to 25 mph. Tuesday Night: Mostly clear in the evening, then becoming partly cloudy. Areas of fog after midnight. Cold with lows 1 to 7 above. Southwest winds around 10 mph. Wednesday: Partly cloudy. Highs in the lower 20s. Wednesday Night: Partly cloudy. Cold with lows zero to 10 above zero. Thursday: Partly cloudy. Highs in the mid 20s. Thursday Night: Mostly cloudy in the evening, then becoming partly cloudy. Cold with lows zero to 5 above zero. Friday: Partly cloudy. Highs in the lower 20s. Friday Night: Mostly clear. Cold with lows zero to 5 above zero. Saturday: Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the lower 20s. Chance of snow 30 percent. Saturday Night: Partly cloudy with a 20 percent chance of snow showers. Cold with lows 5 to 10 above. Sunday: Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the mid 20s. Chance of snow 30 percent. | |
| Zone Forecast: Yellowstone National Park | |
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