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Hydrograph River at a Glance Download
Sacramento River at Colusa Weir Stage (ft)Flow (kcfs)Highest Observation: 59.53 ft at 7:15AM May 15, 2021Highest Observation: 59.53 ft at 7:30AM May 15, 2021Highest Observation: 59.53 ft at 7:45AM May 15, 2021Highest Observation: 59.53 ft at 8:00AM May 15, 2021Highest Observation: 59.53 ft at 8:15AM May 15, 2021Highest Observation: 59.53 ft at 8:30AM May 15, 2021Highest Observation: 59.53 ft at 8:45AM May 15, 2021Highest Observation: 59.53 ft at 9:00AM May 15, 2021Highest Observation: 59.53 ft at 9:15AM May 15, 2021Highest Observation: 59.53 ft at 9:30AM May 15, 2021Highest Observation: 59.53 ft at 9:45AM May 15, 2021Highest Observation: 59.53 ft at 10:00AM May 15, 2021Highest Observation: 59.53 ft at 10:15AM May 15, 2021Highest Observation: 59.53 ft at 10:30AM May 15, 2021Highest Observation: 59.53 ft at 10:45AM May 15, 2021Highest Observation: 59.53 ft at 11:00AM May 15, 2021Highest Observation: 59.53 ft at 11:15AM May 15, 2021Highest Observation: 59.53 ft at 11:30AM May 15, 2021Highest Observation: 59.53 ft at 11:45AM May 15, 2021Highest Observation: 59.53 ft at 12:00PM May 15, 2021Highest Observation: 59.53 ft at 12:15PM May 15, 2021Highest Observation: 59.53 ft at 12:30PM May 15, 2021Highest Observation: 59.53 ft at 12:45PM May 15, 2021Highest Observation: 59.53 ft at 1:00PM May 15, 2021Highest Observation: 59.53 ft at 1:15PM May 15, 2021Highest Observation: 59.53 ft at 1:30PM May 15, 2021Highest Observation: 59.53 ft at 1:45PM May 15, 2021Highest Observation: 59.53 ft at 2:00PM May 15, 2021Highest Observation: 59.53 ft at 2:15PM May 15, 2021Highest Observation: 59.53 ft at 2:30PM May 15, 2021Highest Observation: 59.53 ft at 2:45PM May 15, 2021Highest Observation: 59.53 ft at 3:00PM May 15, 2021Highest Observation: 59.53 ft at 3:15PM May 15, 2021Highest Observation: 59.53 ft at 3:30PM May 15, 2021Highest Observation: 59.53 ft at 3:45PM May 15, 2021Highest Observation: 59.53 ft at 4:00PM May 15, 2021Highest Observation: 59.53 ft at 4:15PM May 15, 2021Highest Observation: 59.53 ft at 4:30PM May 15, 2021Highest Observation: 59.53 ft at 4:45PM May 15, 2021Highest Observation: 59.53 ft at 5:00PM May 15, 2021Highest Observation: 59.53 ft at 5:15PM May 15, 2021Highest Observation: 59.53 ft at 5:30PM May 15, 2021Highest Observation: 59.53 ft at 5:45PM May 15, 2021Highest Observation: 59.53 ft at 6:00PM May 15, 2021Highest Observation: 59.53 ft at 6:15PM May 15, 2021Highest Observation: 59.53 ft at 6:30PM May 15, 2021Highest Observation: 59.53 ft at 6:45PM May 15, 2021Highest Observation: 59.53 ft at 7:00PM May 15, 2021Highest Observation: 59.53 ft at 7:15PM May 15, 2021Highest Observation: 59.53 ft at 7:30PM May 15, 2021Highest Observation: 59.53 ft at 7:45PM May 15, 2021Highest Observation: 59.53 ft at 8:00PM May 15, 2021Highest Observation: 59.53 ft at 8:15PM May 15, 2021Highest Observation: 59.53 ft at 8:30PM May 15, 2021Highest Observation: 59.53 ft at 8:45PM May 15, 2021Highest Observation: 59.53 ft at 9:00PM May 15, 2021Highest Observation: 59.53 ft at 9:15PM May 15, 2021Highest Observation: 59.53 ft at 9:30PM May 15, 2021Highest Observation: 59.53 ft at 9:45PM May 15, 2021Highest Observation: 59.53 ft at 10:00PM May 15, 2021Highest Observation: 59.53 ft at 10:15PM May 15, 2021Highest Observation: 59.53 ft at 10:30PM May 15, 2021Highest Observation: 59.53 ft at 10:45PM May 15, 2021Highest Observation: 59.53 ft at 11:00PM May 15, 2021Highest Observation: 59.53 ft at 11:15PM May 15, 2021Highest Observation: 59.53 ft at 11:30PM May 15, 2021Highest Observation: 59.53 ft at 11:45PM May 15, 2021Highest Observation: 59.53 ft at 12:00AM May 16, 2021Highest Observation: 59.53 ft at 12:15AM May 16, 2021Highest Observation: 59.53 ft at 12:30AM May 16, 2021Highest Observation: 59.53 ft at 12:45AM May 16, 2021Highest Observation: 59.53 ft at 1:00AM May 16, 2021Highest Observation: 59.53 ft at 1:15AM May 16, 2021Highest Observation: 59.53 ft at 1:30AM May 16, 2021Highest Observation: 59.53 ft at 1:45AM May 16, 2021Highest Observation: 59.53 ft at 2:00AM May 16, 2021Highest Observation: 59.53 ft at 2:15AM May 16, 2021Highest Observation: 59.53 ft at 2:30AM May 16, 2021Highest Observation: 59.53 ft at 2:45AM May 16, 2021Highest Observation: 59.53 ft at 3:00AM May 16, 2021Highest Observation: 59.53 ft at 3:15AM May 16, 2021Highest Observation: 59.53 ft at 3:30AM May 16, 2021Highest Observation: 59.53 ft at 3:45AM May 16, 2021Highest Observation: 59.53 ft at 4:00AM May 16, 2021Highest Observation: 59.53 ft at 4:15AM May 16, 2021Highest Observation: 59.53 ft at 4:30AM May 16, 2021Highest Observation: 59.53 ft at 4:45AM May 16, 2021Highest Observation: 59.53 ft at 5:00AM May 16, 2021Highest Observation: 59.53 ft at 5:15AM May 16, 2021Highest Observation: 59.53 ft at 5:30AM May 16, 2021Highest Observation: 59.53 ft at 5:45AM May 16, 2021Highest Observation: 59.53 ft at 6:00AM May 16, 2021Highest Observation: 59.53 ft at 6:15AM May 16, 2021Highest Observation: 59.53 ft at 6:30AM May 16, 2021Highest Observation: 59.53 ft at 6:45AM May 16, 2021Highest Observation: 59.53 ft at 7:00AM May 16, 2021Highest Observation: 59.53 ft at 7:15AM May 16, 2021Highest Observation: 59.53 ft at 7:30AM May 16, 2021Highest Observation: 59.53 ft at 7:45AM May 16, 2021Highest Observation: 59.53 ft at 8:00AM May 16, 2021Highest Observation: 59.53 ft at 8:15AM May 16, 2021Highest Observation: 59.53 ft at 8:30AM May 16, 2021Highest Observation: 59.53 ft at 8:45AM May 16, 2021Highest Observation: 59.53 ft at 9:00AM May 16, 2021Highest Observation: 59.53 ft at 9:15AM May 16, 2021Highest Observation: 59.53 ft at 9:30AM May 16, 2021Highest Observation: 59.53 ft at 9:45AM May 16, 2021Highest Observation: 59.53 ft at 10:00AM May 16, 2021Highest Observation: 59.53 ft at 10:15AM May 16, 2021Highest Observation: 59.53 ft at 10:30AM May 16, 2021Highest Observation: 59.53 ft at 10:45AM May 16, 2021Highest Observation: 59.53 ft at 11:00AM May 16, 2021Highest Observation: 59.53 ft at 11:15AM May 16, 2021Highest Observation: 59.53 ft at 11:30AM May 16, 2021Highest Observation: 59.53 ft at 11:45AM May 16, 2021Highest Observation: 59.53 ft at 12:00PM May 16, 2021Highest Observation: 59.53 ft at 12:15PM May 16, 2021Highest Observation: 59.53 ft at 12:30PM May 16, 2021Highest Observation: 59.53 ft at 12:45PM May 16, 2021Highest Observation: 59.53 ft at 1:00PM May 16, 2021Highest Observation: 59.53 ft at 1:15PM May 16, 2021Highest Observation: 59.53 ft at 1:30PM May 16, 2021Highest Observation: 59.53 ft at 1:45PM May 16, 2021Highest Observation: 59.53 ft at 2:00PM May 16, 2021Highest Observation: 59.53 ft at 2:15PM May 16, 2021Highest Observation: 59.53 ft at 2:30PM May 16, 2021Highest Observation: 59.53 ft at 2:45PM May 16, 2021Highest Observation: 59.53 ft at 3:00PM May 16, 2021Highest Observation: 59.53 ft at 3:15PM May 16, 2021Highest Observation: 59.53 ft at 3:30PM May 16, 2021Highest Observation: 59.53 ft at 3:45PM May 16, 2021Highest Observation: 59.53 ft at 4:00PM May 16, 2021Highest Observation: 59.53 ft at 4:15PM May 16, 2021Highest Observation: 59.53 ft at 4:30PM May 16, 2021Highest Observation: 59.53 ft at 4:45PM May 16, 2021Highest Observation: 59.53 ft at 5:00PM May 16, 2021Highest Observation: 59.53 ft at 5:15PM May 16, 2021Highest Observation: 59.53 ft at 5:30PM May 16, 2021Highest Observation: 59.53 ft at 5:45PM May 16, 2021Highest Observation: 59.53 ft at 6:00PM May 16, 2021Highest Observation: 59.53 ft at 6:15PM May 16, 2021Highest Observation: 59.53 ft at 6:30PM May 16, 2021Highest Observation: 59.53 ft at 6:45PM May 16, 2021Highest Observation: 59.53 ft at 7:00PM May 16, 2021Highest Observation: 59.53 ft at 7:15PM May 16, 2021Highest Observation: 59.53 ft at 7:30PM May 16, 2021Highest Observation: 59.53 ft at 7:45PM May 16, 2021Highest Observation: 59.53 ft at 8:00PM May 16, 2021Highest Observation: 59.53 ft at 8:15PM May 16, 2021Highest Observation: 59.53 ft at 8:30PM May 16, 2021Highest Observation: 59.53 ft at 8:45PM May 16, 2021Highest Observation: 59.53 ft at 9:00PM May 16, 2021Highest Observation: 59.53 ft at 9:15PM May 16, 2021Highest Observation: 59.53 ft at 9:30PM May 16, 2021Highest Observation: 59.53 ft at 9:45PM May 16, 2021Highest Observation: 59.53 ft at 10:00PM May 16, 2021Highest Observation: 59.53 ft at 10:15PM May 16, 2021Highest Observation: 59.53 ft at 10:30PM May 16, 2021Highest Observation: 59.53 ft at 10:45PM May 16, 2021Highest Observation: 59.53 ft at 11:00PM May 16, 2021Highest Observation: 59.53 ft at 11:15PM May 16, 2021Highest Observation: 59.53 ft at 11:30PM May 16, 2021Highest Observation: 59.53 ft at 11:45PM May 16, 2021Highest Observation: 59.53 ft at 12:00AM May 17, 2021Highest Observation: 59.53 ft at 12:15AM May 17, 2021Highest Observation: 59.53 ft at 12:30AM May 17, 2021Highest Observation: 59.53 ft at 12:45AM May 17, 2021Highest Observation: 59.53 ft at 1:00AM May 17, 2021Highest Observation: 59.53 ft at 1:15AM May 17, 2021Highest Observation: 59.53 ft at 1:30AM May 17, 2021Highest Observation: 59.53 ft at 1:45AM May 17, 2021Highest Observation: 59.53 ft at 2:00AM May 17, 2021Highest Observation: 59.53 ft at 2:15AM May 17, 2021Highest Observation: 59.53 ft at 2:30AM May 17, 2021Highest Observation: 59.53 ft at 2:45AM May 17, 2021Highest Observation: 59.53 ft at 3:00AM May 17, 2021Highest Observation: 59.53 ft at 3:15AM May 17, 2021Highest Observation: 59.53 ft at 3:30AM May 17, 2021Highest Observation: 59.53 ft at 3:45AM May 17, 2021Highest Observation: 59.53 ft at 4:00AM May 17, 2021Highest Observation: 59.53 ft at 4:15AM May 17, 2021Highest Observation: 59.53 ft at 4:30AM May 17, 2021Highest Observation: 59.53 ft at 4:45AM May 17, 2021Highest Observation: 59.53 ft at 5:00AM May 17, 2021Highest Observation: 59.53 ft at 5:15AM May 17, 2021Highest Observation: 59.53 ft at 5:30AM May 17, 2021Highest Observation: 59.53 ft at 5:45AM May 17, 2021Highest Observation: 59.53 ft at 6:00AM May 17, 2021Highest Observation: 59.53 ft at 6:15AM May 17, 2021Highest Observation: 59.53 ft at 6:30AM May 17, 2021Highest Observation: 59.53 ft at 6:45AM May 17, 2021Highest Observation: 59.53 ft at 7:00AM May 17, 2021Highest Observation: 59.53 ft at 7:15AM May 17, 2021Highest Observation: 59.53 ft at 7:30AM May 17, 2021Highest Observation: 59.53 ft at 7:45AM May 17, 2021Highest Observation: 59.53 ft at 8:00AM May 17, 2021Highest Observation: 59.53 ft at 8:15AM May 17, 2021Highest Observation: 59.53 ft at 8:30AM May 17, 2021Highest Observation: 59.53 ft at 8:45AM May 17, 2021Highest Observation: 59.53 ft at 9:00AM May 17, 2021Highest Observation: 59.53 ft at 9:15AM May 17, 2021Highest Observation: 59.53 ft at 9:30AM May 17, 2021Highest Observation: 59.53 ft at 9:45AM May 17, 2021Highest Observation: 59.53 ft at 10:00AM May 17, 2021Highest Observation: 59.53 ft at 10:15AM May 17, 2021Highest Observation: 59.53 ft at 10:30AM May 17, 2021Highest Observation: 59.53 ft at 10:45AM May 17, 2021Highest Observation: 59.53 ft at 11:00AM May 17, 2021Highest Observation: 59.53 ft at 11:15AM May 17, 2021Highest Observation: 59.53 ft at 11:30AM May 17, 2021Highest Observation: 59.53 ft at 11:45AM May 17, 2021Highest Observation: 59.53 ft at 12:00PM May 17, 2021Highest Observation: 59.53 ft at 12:15PM May 17, 2021Highest Observation: 59.53 ft at 12:30PM May 17, 2021Highest Observation: 59.53 ft at 12:45PM May 17, 2021Highest Observation: 59.53 ft at 1:00PM May 17, 2021Highest Observation: 59.53 ft at 1:15PM May 17, 2021Highest Observation: 59.53 ft at 1:30PM May 17, 2021Highest Observation: 59.53 ft at 1:45PM May 17, 2021Highest Observation: 59.53 ft at 2:00PM May 17, 2021Highest Observation: 59.53 ft at 2:15PM May 17, 2021Highest Observation: 59.53 ft at 2:30PM May 17, 2021Highest Observation: 59.53 ft at 2:45PM May 17, 2021Highest Observation: 59.53 ft at 3:00PM May 17, 2021Highest Observation: 59.53 ft at 3:15PM May 17, 2021Highest Observation: 59.53 ft at 3:30PM May 17, 2021Highest Observation: 59.53 ft at 3:45PM May 17, 2021Highest Observation: 59.53 ft at 4:00PM May 17, 2021Highest Observation: 59.53 ft at 4:15PM May 17, 2021Highest Observation: 59.53 ft at 4:30PM May 17, 2021Highest Observation: 59.53 ft at 4:45PM May 17, 2021Highest Observation: 59.53 ft at 5:00PM May 17, 2021Highest Observation: 59.53 ft at 5:15PM May 17, 2021Highest Observation: 59.53 ft at 5:30PM May 17, 2021Highest Observation: 59.53 ft at 5:45PM May 17, 2021Highest Observation: 59.53 ft at 6:00PM May 17, 2021Highest Observation: 59.53 ft at 6:15PM May 17, 2021Highest Observation: 59.53 ft at 6:30PM May 17, 2021Highest Observation: 59.53 ft at 6:45PM May 17, 2021Highest Observation: 59.53 ft at 7:00PM May 17, 2021Highest Observation: 59.53 ft at 7:15PM May 17, 2021Highest Observation: 59.53 ft at 7:30PM May 17, 2021Highest Observation: 59.53 ft at 7:45PM May 17, 2021Highest Observation: 59.53 ft at 8:00PM May 17, 2021Highest Observation: 59.53 ft at 8:15PM May 17, 2021Highest Observation: 59.53 ft at 8:30PM May 17, 2021Highest Observation: 59.53 ft at 8:45PM May 17, 2021Highest Observation: 59.53 ft at 9:00PM May 17, 2021Highest Observation: 59.53 ft at 9:15PM May 17, 2021Highest Observation: 59.53 ft at 9:30PM May 17, 2021Highest Observation: 59.53 ft at 9:45PM May 17, 2021Highest Observation: 59.53 ft at 10:00PM May 17, 2021Highest Observation: 59.53 ft at 10:15PM May 17, 2021Highest Observation: 59.53 ft at 10:30PM May 17, 2021Highest Observation: 59.53 ft at 10:45PM May 17, 2021Highest Observation: 59.53 ft at 11:00PM May 17, 2021Highest Observation: 59.53 ft at 11:15PM May 17, 2021Highest Observation: 59.53 ft at 11:30PM May 17, 2021Highest Observation: 59.53 ft at 11:45PM May 17, 2021Highest Observation: 59.53 ft at 12:00AM May 18, 2021Highest Observation: 59.53 ft at 12:15AM May 18, 2021Highest Observation: 59.53 ft at 12:30AM May 18, 2021Highest Observation: 59.53 ft at 12:45AM May 18, 2021Highest Observation: 59.53 ft at 1:00AM May 18, 2021Highest Observation: 59.53 ft at 1:15AM May 18, 2021Highest Observation: 59.53 ft at 1:30AM May 18, 2021Highest Observation: 59.53 ft at 1:45AM May 18, 2021Highest Observation: 59.53 ft at 2:00AM May 18, 2021Highest Observation: 59.53 ft at 2:15AM May 18, 2021Highest Observation: 59.53 ft at 2:30AM May 18, 2021Highest Observation: 59.53 ft at 2:45AM May 18, 2021Highest Observation: 59.53 ft at 3:00AM May 18, 2021Highest Observation: 59.53 ft at 3:15AM May 18, 2021Highest Observation: 59.53 ft at 3:30AM May 18, 2021Highest Observation: 59.53 ft at 3:45AM May 18, 2021Highest Observation: 59.53 ft at 4:00AM May 18, 2021Highest Observation: 59.53 ft at 4:15AM May 18, 2021Highest Observation: 59.53 ft at 4:30AM May 18, 2021Highest Observation: 59.53 ft at 4:45AM May 18, 2021Highest Observation: 59.53 ft at 5:00AM May 18, 2021Highest Observation: 59.53 ft at 5:15AM May 18, 2021Highest Observation: 59.53 ft at 5:30AM May 18, 2021Highest Observation: 59.53 ft at 5:45AM May 18, 2021Highest Observation: 59.53 ft at 6:00AM May 18, 2021Highest Forecast: 60.8 ft 8:00AM May 18, 2021Highest Forecast: 60.8 ft 9:00AM May 18, 2021Highest Forecast: 60.8 ft 10:00AM May 18, 2021Highest Forecast: 60.8 ft 11:00AM May 18, 2021Highest Forecast: 60.8 ft 12:00PM May 18, 2021Highest Forecast: 60.8 ft 1:00PM May 18, 2021Highest Forecast: 60.8 ft 2:00PM May 18, 2021Highest Forecast: 60.8 ft 3:00PM May 18, 2021Highest Forecast: 60.8 ft 4:00PM May 18, 2021Highest Forecast: 60.8 ft 5:00PM May 18, 2021Highest Forecast: 60.8 ft 6:00PM May 18, 2021Highest Forecast: 60.8 ft 7:00PM May 18, 2021Highest Forecast: 60.8 ft 8:00PM May 18, 2021Highest Forecast: 60.8 ft 9:00PM May 18, 2021Highest Forecast: 60.8 ft 10:00PM May 18, 2021Highest Forecast: 60.8 ft 11:00PM May 18, 2021Highest Forecast: 60.8 ft 12:00AM May 19, 2021Highest Forecast: 60.8 ft 1:00AM May 19, 2021Highest Forecast: 60.8 ft 2:00AM May 19, 2021Highest Forecast: 60.8 ft 3:00AM May 19, 2021Highest Forecast: 60.8 ft 4:00AM May 19, 2021Highest Forecast: 60.8 ft 5:00AM May 19, 2021Highest Forecast: 60.8 ft 6:00AM May 19, 2021Highest Forecast: 60.8 ft 7:00AM May 19, 2021Highest Forecast: 60.8 ft 8:00AM May 19, 2021Highest Forecast: 60.8 ft 9:00AM May 19, 2021Highest Forecast: 60.8 ft 10:00AM May 19, 2021Highest Forecast: 60.8 ft 11:00AM May 19, 2021Highest Forecast: 60.8 ft 12:00PM May 19, 2021Highest Forecast: 60.8 ft 1:00PM May 19, 2021Highest Forecast: 60.8 ft 2:00PM May 19, 2021Highest Forecast: 60.8 ft 3:00PM May 19, 2021Highest Forecast: 60.8 ft 4:00PM May 19, 2021Highest Forecast: 60.8 ft 5:00PM May 19, 2021Highest Forecast: 60.8 ft 6:00PM May 19, 2021Highest Forecast: 60.8 ft 7:00PM May 19, 2021Highest Forecast: 60.8 ft 8:00PM May 19, 2021Highest Forecast: 60.8 ft 9:00PM May 19, 2021Highest Forecast: 60.8 ft 10:00PM May 19, 2021Highest Forecast: 60.8 ft 11:00PM May 19, 2021Highest Forecast: 60.8 ft 12:00AM May 20, 2021Highest Forecast: 60.8 ft 1:00AM May 20, 2021Highest Forecast: 60.8 ft 2:00AM May 20, 2021Highest Forecast: 60.8 ft 3:00AM May 20, 2021Highest Forecast: 60.8 ft 4:00AM May 20, 2021Highest Forecast: 60.8 ft 5:00AM May 20, 2021Highest Forecast: 60.8 ft 6:00AM May 20, 2021Highest Forecast: 60.8 ft 7:00AM May 20, 2021Highest Forecast: 60.8 ft 8:00AM May 20, 2021Highest Forecast: 60.8 ft 9:00AM May 20, 2021Highest Forecast: 60.8 ft 10:00AM May 20, 2021Highest Forecast: 60.8 ft 11:00AM May 20, 2021Highest Forecast: 60.8 ft 12:00PM May 20, 2021Highest Forecast: 60.8 ft 1:00PM May 20, 2021Highest Forecast: 60.8 ft 2:00PM May 20, 2021Highest Forecast: 60.8 ft 3:00PM May 20, 2021Highest Forecast: 60.8 ft 4:00PM May 20, 2021Highest Forecast: 60.8 ft 5:00PM May 20, 2021Highest Forecast: 60.8 ft 6:00PM May 20, 2021Highest Forecast: 60.8 ft 7:00PM May 20, 2021Highest Forecast: 60.8 ft 8:00PM May 20, 2021Highest Forecast: 60.8 ft 9:00PM May 20, 2021Highest Forecast: 60.8 ft 10:00PM May 20, 2021Highest Forecast: 60.8 ft 11:00PM May 20, 2021Highest Forecast: 60.8 ft 12:00AM May 21, 2021Highest Forecast: 60.8 ft 1:00AM May 21, 2021Highest Forecast: 60.8 ft 2:00AM May 21, 2021Highest Forecast: 60.8 ft 3:00AM May 21, 2021Highest Forecast: 60.8 ft 4:00AM May 21, 2021Highest Forecast: 60.8 ft 5:00AM May 21, 2021Highest Forecast: 60.8 ft 6:00AM May 21, 2021Highest Forecast: 60.8 ft 7:00AM May 21, 2021Highest Forecast: 60.8 ft 8:00AM May 21, 2021Highest Forecast: 60.8 ft 9:00AM May 21, 2021Highest Forecast: 60.8 ft 10:00AM May 21, 2021Highest Forecast: 60.8 ft 11:00AM May 21, 2021Highest Forecast: 60.8 ft 12:00PM May 21, 2021Highest Forecast: 60.8 ft 1:00PM May 21, 2021Highest Forecast: 60.8 ft 2:00PM May 21, 2021Highest Forecast: 60.8 ft 3:00PM May 21, 2021Highest Forecast: 60.8 ft 4:00PM May 21, 2021Highest Forecast: 60.8 ft 5:00PM May 21, 2021Highest Forecast: 60.8 ft 6:00PM May 21, 2021Highest Forecast: 60.8 ft 7:00PM May 21, 2021Highest Forecast: 60.8 ft 8:00PM May 21, 2021Highest Forecast: 60.8 ft 9:00PM May 21, 2021Highest Forecast: 60.8 ft 10:00PM May 21, 2021Highest Forecast: 60.8 ft 11:00PM May 21, 2021Highest Forecast: 60.8 ft 12:00AM May 22, 2021Highest Forecast: 60.8 ft 1:00AM May 22, 2021Highest Forecast: 60.8 ft 2:00AM May 22, 2021Highest Forecast: 60.8 ft 3:00AM May 22, 2021Highest Forecast: 60.8 ft 4:00AM May 22, 2021Highest Forecast: 60.8 ft 5:00AM May 22, 2021CLAC1(plotting HGIRG) Graph Created (7:07AM May 18, 2021)ObservedForecast (issued 6:58AM May 17)Latest observed value: 59.53 ft at 6:00 AM PDT 18-May-2021. Flood Stage is 70.1 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Crests prior to 10/1/2019 are in an old datum. Datum change to NAVD88 occurred on 10/1/2019. See LINK for correction value.

NOTE: Forecasts for the Sacramento River at Colusa Weir are issued routinely year-round.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

Return to Area Map
Upstream Gauge - at Moulton Weir Upstream Gauge Downstream Gauge Downstream Gauge - at Colusa Bridge
Flood Categories (in feet)
Major Flood Stage: 73.9
Moderate Flood Stage: 72.9
Flood Stage: 70.1
Action Stage: 60.9
Low Stage (in feet): 0

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
73.9 Stages above 73.9 feet result in major flooding. Top of levee.
60.9 Colusa Weir crest elevation. Overflow begins into the Sutter Bypass.
About This Location Collapse

Latitude: 39.236944° N, Longitude: 121.994722° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 70.1 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 0.0 Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 0 ft 71 ft  

Current/Historical Observations:
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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Sacramento Weather Forecast Office

Sacramento, CA
(916) 979-3051
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