West Yellowstone Road and Weather Updates Sunday – Saturday September 15, 2024 – September 21, 2024 Sunday: Sunny with a high of 70F and a low of 40F. Monday: Mostly cloudy with a high near 68F and a low of 40F. Tuesday: Rain. Cloudy with a high near 53F and a low of 36F. Wednesday: Rain. Cloudy with a high of 52F and a low of 35F. Thursday: Rain. Cloudy with a high near 57F and a low of 30F. Friday: Partly cloudy with a high near 61F and a low of 32F. Saturday: Partly cloudy with a high near 60F and a low of 35F. Changing weather conditions exist. Be prepared when traveling through Yellowstone Country. Be prepared with layers! Up-to-date conditions at weather.gov The west entrance to Yellowstone National Park opened for regular vehicles on April 19th. All Yellowstone roads, except the road between the north entrance and northeast entrance, close to vehicles on October 31st. The west entrance of Yellowstone National Park opens to guided over-the-snow snowcoach and snowmobile tours on December 15th. The over-the-snow season is from December 15th to March 15th. 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.