| NWS Forecast for: Grand and Summit Counties Below 9000 Feet Issued by: National Weather Service Denver-Boulder, CO Last Update: 605 AM MDT Sat Aug 1 2026 | |
| Today: Mostly sunny. Highs 81 to 87. Tonight: Mostly clear. Lows 43 to 51. Sunday: Mostly sunny. Highs 84 to 90. West winds 10 to 15 mph with gusts up to 25 mph in the afternoon. Sunday Night: Partly cloudy. Lows 47 to 55. Monday: Partly cloudy with a 10 percent chance of showers. Highs 82 to 90. West winds 10 to 15 mph with gusts up to 30 mph. Monday Night: Partly cloudy. Lows 41 to 51. Tuesday: Mostly sunny. Highs 80 to 88. Tuesday Night: Partly cloudy. Lows 40 to 50. Wednesday Through Thursday: Mostly clear. Highs 81 to 90. Lows 43 to 51. Thursday Night: Partly cloudy. Lows 44 to 52. Friday: Mostly sunny with a 10 percent chance of thunderstorms. Highs 82 to 90. | |
| Zone Forecast: Grand and Summit Counties Below 9000 Feet | |
Visit your local NWS office at: https://www.weather.gov/bou |