| NWS Forecast for: Grand and Summit Counties Below 9000 Feet Issued by: National Weather Service Denver-Boulder, CO Last Update: 605 PM MDT Sun Oct 4 2026 |  |
| Tonight: Mostly clear. Lows 34 to 42. Monday: Mostly sunny. Highs 69 to 75. West winds 10 to 15 mph with gusts up to 20 mph in the afternoon. Monday Night: Partly cloudy. Lows 36 to 44. Tuesday: Partly cloudy. Highs 68 to 74. Tuesday Night: Mostly clear. Lows 35 to 43. Wednesday Through Thursday Night: Mostly clear. Highs 66 to 74. Lows 33 to 42. Friday: Sunny. Highs 66 to 72. Friday Night And Saturday: Mostly clear. Lows 34 to 42. Highs 64 to 70. Saturday Night: Partly cloudy with a 20 percent chance of rain showers. Lows 36 to 42. Sunday: Mostly cloudy with a chance of rain showers and slight chance of thunderstorms. Highs 58 to 64. Chance of rain 50 percent. | |
| Zone Forecast: Grand and Summit Counties Below 9000 Feet | |
Visit your local NWS office at: https://www.weather.gov/bou |