West Yellowstone Road Conditions & Weather Alerts Sunday – Saturday March 8, 2026 – March 14, 2026 Sunday: Partly cloudy with a high of 43F and a low of 31F. Monday: Partly cloudy with a high of 44F and a low of 23F. Tuesday: Partly cloudy with a high of 29F and a low of 8F. Wednesday: Mostly cloudy with a high of 34F and a low of 29F. Thursday: Cloudy with a high of 46F and a low of 34F. Friday: Cloudy with a high of 45F and a low of 33F. Saturday: Cloudy with a high of 45F and a low of 29F. Changing weather conditions exist. Be prepared when traveling through Yellowstone Country. Be prepared with layers! Up-to-date conditions at weather.gov All entrances and roads in Yellowstone National Park are closed to regular vehicle traffic except the north entrance road from Gardiner to Cooke City. Select roads and entrances in Yellowstone, including the west entrance and west entrance road, opened to guided snowcoach and snowmobile tours on December 15. The guided over-the-snow season ends on March 15. The west entrance to Yellowstone opens to regular vehicle traffic on April 17. 2026 opening dates are posted below. Check travel conditions: Montana travel conditions (1-800-226-7623) Wyoming travel conditions (1-888-996-7623) Idaho – 511.idaho.gov or dial 5-1-1. Yellowstone Road Conditions: For up-to-date information call (307) 344-2117 for recorded information or sign up to receive Yellowstone Road alerts on your mobile phone by texting “82190” to 888-777 (an automatic text reply will confirm receipt and provide instructions). Anticipate possible road closures due to inclement weather and dangerous driving conditions.