| NWS Forecast for: Larimer and Boulder Counties Between 6000 and 9000 Feet Issued by: National Weather Service Denver-Boulder, CO Last Update: 1249 PM MDT Sat Sep 19 2026 | |
| Rest Of Today: Mostly cloudy with a 50 percent chance of thunderstorms. Highs 61 to 71. Tonight: Mostly cloudy with a chance of showers and slight chance of thunderstorms early in the evening, then mostly cloudy during the late evening hours. Partly cloudy with a chance of showers after midnight. Lows 39 to 49. Chance of rain 50 percent. Sunday: Mostly cloudy with a chance of rain showers and slight chance of thunderstorms. Highs 57 to 67. Chance of rain 50 percent. Sunday Night: Mostly clear. Lows 36 to 46. Monday: Mostly sunny. Highs 60 to 68. Monday Night: Partly cloudy. Lows 38 to 48. Tuesday: Partly cloudy with a 10 percent chance of thunderstorms. Highs 65 to 73. Tuesday Night: Partly cloudy with a 20 percent chance of showers. Lows 41 to 51. Wednesday: Mostly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 75. Wednesday Night Through Thursday Night: Partly cloudy. Lows 42 to 52. Highs 66 to 76. Friday: Mostly cloudy with a chance of showers and slight chance of thunderstorms. Highs 65 to 75. Chance of rain 30 percent. Friday Night: Partly cloudy with a 30 percent chance of showers. Lows 44 to 54. Saturday: Partly cloudy with a 20 percent chance of thunderstorms. Highs 66 to 76. | |
| Zone Forecast: Larimer and Boulder Counties Between 6000 and 9000 Feet | |
Visit your local NWS office at: https://www.weather.gov/bou |