Sunday – SaturdayJune 14, 2026 – June 20, 2026Sunday: Sunny with a high of 65F and a low of 33F.Monday: Partly cloudy with a high of 73F and a low of 42F.Tuesday: Sunny with a high of 78F and a low of 44F.Wednesday: Sunny with a high of 70F and a low of 36F.Thursday: Mostly sunny with a high of 72F and a low of 40F.Friday: Partly cloudy with a high of 76F and a low of 45F.Saturday: Rain. Cloudy with a high of 66F and a low of 42F.Changing weather conditions exist. Be prepared when traveling through Yellowstone Country. Be prepared with layers! Up-to-date conditions at weather.govThe west entrance to Yellowstone opened to regular vehicle traffic on April 17.2026 regular vehicle 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.