Weather WorldSullivan Reservoir, CO 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Sullivan Reservoir, CO Weather Forecast
Sullivan Reservoir, CO Weather Forecast Date: 1248 AM MDT Mon Oct 12 2026
The area/counties/county of: Northeast Weld County, including: Briggsdale, Grover, Pawnee Buttes, Raymer, Stoneham, Eaton, Fort Lupton, Greeley, Roggen, Brush, Fort Morgan, Goodrich, Wiggins, Bennett, Byers, Deer Trail, and Leader.or toggle through each period.
Rest of Tonight... Partly cloudy. Lows 47 to 55. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Monday... Mostly sunny. Highs near 80.
Monday Night... Mostly clear. Lows in the mid 40s. East winds 10 to 15 mph, becoming north after midnight.
Tuesday... Partly cloudy. Cooler. Highs 61 to 67. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Tuesday Night... Mostly cloudy with a 50% chance of showers. Lows 37 to 43. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Wednesday... Showers likely. Highs near 50. Chance of rain 70%.
Wednesday Night... Rain showers likely. Lows in the mid to upper 30s. Chance of rain 60%.
Thursday... Mostly cloudy with a 30% chance of rain showers. Windy. Highs in the mid 50s to lower 60s.
Thursday Night... Partly cloudy with a 10% chance of rain showers. Lows in the lower to mid 30s.
Friday... Mostly clear. Highs near 60. Lows 29 to 37.
Friday Night... Mostly clear. Highs near 60. Lows 29 to 37.
Saturday... Sunny. Highs in the lower 70s.
Saturday Night... Mostly clear. Lows 36 to 44. Highs in the 70s.
POP = Probability of Precipitation
Sullivan Reservoir Radar Loop
Use the map search tool if you want to place a location marker on the radar map...