| NWS Forecast for: Grand and Summit Counties Below 9000 Feet Issued by: National Weather Service Denver-Boulder, CO Last Update: 605 PM MDT Sun May 24 2026 |  |
| Tonight: Partly cloudy. Slight chance of rain showers early in the evening. Lows 33 to 39. Chance of rain 20 percent. Memorial Day: Mostly sunny in the morning, then mostly cloudy with a chance of thunderstorms in the afternoon. Highs 69 to 75. Chance of precipitation 30 percent. Monday Night: Mostly cloudy with a slight chance of rain showers in the evening, then partly cloudy after midnight. Lows 35 to 41. Chance of rain 20 percent. Tuesday: Rain showers and chance of thunderstorms. Highs 65 to 71. Tuesday Night: Rain showers likely and slight chance of thunderstorms. Lows 34 to 40. Chance of rain 70 percent. Wednesday: Rain showers likely and chance of thunderstorms. Highs 65 to 71. Chance of rain 60 percent. Wednesday Night: Mostly cloudy with a chance of rain showers and slight chance of thunderstorms. Lows 34 to 40. Chance of rain 30 percent. Thursday: Partly cloudy with a 30 percent chance of thunderstorms. Highs 68 to 74. Thursday Night: Partly cloudy with a 10 percent chance of rain showers. Lows 36 to 42. Friday: Partly cloudy with a 30 percent chance of thunderstorms. Highs 65 to 71. Friday Night: Mostly cloudy with a 30 percent chance of rain showers. Lows 33 to 39. Saturday: Partly cloudy with a 20 percent chance of thunderstorms. Highs 61 to 67. Saturday Night: Partly cloudy. Lows 34 to 40. Sunday: Partly cloudy with a 30 percent chance of thunderstorms. Highs 63 to 69. | |
| Zone Forecast: Grand and Summit Counties Below 9000 Feet | |
Visit your local NWS office at: https://www.weather.gov/bou |