| NWS Forecast for: Grand Valley Issued by: National Weather Service Grand Junction, CO Last Update: 126 PM MDT Sun Sep 20 2026 |  |
| Tonight: Mostly clear. Lows 45 to 55. Monday: Sunny. Highs in the 70s. Monday Night: Partly cloudy. Lows 45 to 55. East winds 10 to 15 mph after midnight. Tuesday: Mostly sunny in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the 70s. East winds 10 to 15 mph in the morning, becoming light. Chance of rain 30 percent. Tuesday Night: Showers likely with a slight chance of thunderstorms. Lows in the 50s. Chance of rain 70 percent. Wednesday: Mostly sunny. Slight chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs 65 to 75. Chance of rain 20 percent. Wednesday Night Through Thursday Night: Partly cloudy. Lows in the 50s. Highs in the 70s. Friday: Partly sunny with a slight chance of showers in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the 70s. Chance of rain 20 percent. Friday Night Through Saturday Night: Mostly clear. Lows in the 50s. Highs in the 70s. Sunday: Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs in the 70s. Chance of rain 20 percent. | |
| Zone Forecast: Grand Valley | |
Visit your local NWS office at: https://www.weather.gov/gjt |