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Hydrograph River at a Glance Download
Arkansas River at Ralston Stage (ft)Flow (kcfs)Observed: 4.82 ft at 4:00PM Aug 10, 2018Observed: 4.8 ft at 4:15PM Aug 10, 2018Observed: 4.8 ft at 4:30PM Aug 10, 2018Observed: 4.78 ft at 4:45PM Aug 10, 2018Observed: 4.77 ft at 5:00PM Aug 10, 2018Observed: 4.78 ft at 5:15PM Aug 10, 2018Observed: 4.78 ft at 5:30PM Aug 10, 2018Observed: 4.81 ft at 5:45PM Aug 10, 2018Observed: 4.82 ft at 6:00PM Aug 10, 2018Observed: 4.83 ft at 6:15PM Aug 10, 2018Observed: 4.85 ft at 6:30PM Aug 10, 2018Observed: 4.88 ft at 6:45PM Aug 10, 2018Observed: 4.91 ft at 7:00PM Aug 10, 2018Observed: 4.94 ft at 7:15PM Aug 10, 2018Observed: 4.97 ft at 7:30PM Aug 10, 2018Observed: 5.02 ft at 7:45PM Aug 10, 2018Observed: 5.05 ft at 8:00PM Aug 10, 2018Observed: 5.09 ft at 8:15PM Aug 10, 2018Observed: 5.11 ft at 8:30PM Aug 10, 2018Observed: 5.14 ft at 8:45PM Aug 10, 2018Observed: 5.19 ft at 9:00PM Aug 10, 2018Observed: 5.2 ft at 9:15PM Aug 10, 2018Observed: 5.24 ft at 9:30PM Aug 10, 2018Observed: 5.29 ft at 9:45PM Aug 10, 2018Observed: 5.32 ft at 10:00PM Aug 10, 2018Observed: 5.35 ft at 10:15PM Aug 10, 2018Observed: 5.36 ft at 10:30PM Aug 10, 2018Observed: 5.38 ft at 10:45PM Aug 10, 2018Observed: 5.39 ft at 11:00PM Aug 10, 2018Observed: 5.43 ft at 11:15PM Aug 10, 2018Observed: 5.44 ft at 11:30PM Aug 10, 2018Observed: 5.46 ft at 11:45PM Aug 10, 2018Observed: 5.48 ft at 12:00AM Aug 11, 2018Observed: 5.48 ft at 12:15AM Aug 11, 2018Observed: 5.48 ft at 12:30AM Aug 11, 2018Observed: 5.49 ft at 12:45AM Aug 11, 2018Observed: 5.5 ft at 1:00AM Aug 11, 2018Observed: 5.5 ft at 1:15AM Aug 11, 2018Observed: 5.5 ft at 1:30AM Aug 11, 2018Highest Observation: 5.51 ft at 1:45AM Aug 11, 2018Observed: 5.5 ft at 2:00AM Aug 11, 2018Highest Observation: 5.51 ft at 2:15AM Aug 11, 2018Observed: 5.49 ft at 2:30AM Aug 11, 2018Observed: 5.48 ft at 2:45AM Aug 11, 2018Observed: 5.48 ft at 3:00AM Aug 11, 2018Observed: 5.46 ft at 3:15AM Aug 11, 2018Observed: 5.45 ft at 3:30AM Aug 11, 2018Observed: 5.43 ft at 3:45AM Aug 11, 2018Observed: 5.43 ft at 4:00AM Aug 11, 2018Observed: 5.41 ft at 4:15AM Aug 11, 2018Observed: 5.4 ft at 4:30AM Aug 11, 2018Observed: 5.38 ft at 4:45AM Aug 11, 2018Observed: 5.36 ft at 5:00AM Aug 11, 2018Observed: 5.34 ft at 5:15AM Aug 11, 2018Observed: 5.32 ft at 5:30AM Aug 11, 2018Observed: 5.31 ft at 5:45AM Aug 11, 2018Observed: 5.3 ft at 6:00AM Aug 11, 2018Observed: 5.29 ft at 6:15AM Aug 11, 2018Observed: 5.28 ft at 6:30AM Aug 11, 2018Observed: 5.26 ft at 6:45AM Aug 11, 2018Observed: 5.23 ft at 7:00AM Aug 11, 2018Observed: 5.19 ft at 7:15AM Aug 11, 2018Observed: 5.17 ft at 7:30AM Aug 11, 2018Observed: 5.14 ft at 7:45AM Aug 11, 2018Observed: 5.14 ft at 8:00AM Aug 11, 2018Observed: 5.13 ft at 8:15AM Aug 11, 2018Observed: 5.11 ft at 8:30AM Aug 11, 2018Observed: 5.09 ft at 8:45AM Aug 11, 2018Observed: 5.08 ft at 9:00AM Aug 11, 2018Observed: 5.06 ft at 9:15AM Aug 11, 2018Observed: 5.04 ft at 9:30AM Aug 11, 2018Observed: 5.02 ft at 9:45AM Aug 11, 2018Observed: 5 ft at 10:00AM Aug 11, 2018Observed: 4.99 ft at 10:15AM Aug 11, 2018Observed: 4.98 ft at 10:30AM Aug 11, 2018Observed: 4.96 ft at 10:45AM Aug 11, 2018Observed: 4.94 ft at 11:00AM Aug 11, 2018Observed: 4.93 ft at 11:15AM Aug 11, 2018Observed: 4.91 ft at 11:30AM Aug 11, 2018Observed: 4.91 ft at 11:45AM Aug 11, 2018Observed: 4.89 ft at 12:00PM Aug 11, 2018Observed: 4.88 ft at 12:15PM Aug 11, 2018Observed: 4.87 ft at 12:30PM Aug 11, 2018Observed: 4.85 ft at 12:45PM Aug 11, 2018Observed: 4.84 ft at 1:00PM Aug 11, 2018Observed: 4.82 ft at 1:15PM Aug 11, 2018Observed: 4.81 ft at 1:30PM Aug 11, 2018Observed: 4.8 ft at 1:45PM Aug 11, 2018Observed: 4.79 ft at 2:00PM Aug 11, 2018Observed: 4.78 ft at 2:15PM Aug 11, 2018Observed: 4.77 ft at 2:30PM Aug 11, 2018Observed: 4.77 ft at 2:45PM Aug 11, 2018Observed: 4.76 ft at 3:00PM Aug 11, 2018Observed: 4.75 ft at 3:15PM Aug 11, 2018Observed: 4.74 ft at 3:30PM Aug 11, 2018Observed: 4.73 ft at 3:45PM Aug 11, 2018Observed: 4.72 ft at 4:00PM Aug 11, 2018Observed: 4.72 ft at 4:15PM Aug 11, 2018Observed: 4.72 ft at 4:30PM Aug 11, 2018Observed: 4.72 ft at 4:45PM Aug 11, 2018Observed: 4.74 ft at 5:00PM Aug 11, 2018Observed: 4.74 ft at 5:15PM Aug 11, 2018Observed: 4.76 ft at 5:30PM Aug 11, 2018Observed: 4.76 ft at 5:45PM Aug 11, 2018Observed: 4.78 ft at 6:00PM Aug 11, 2018Observed: 4.8 ft at 6:15PM Aug 11, 2018Observed: 4.82 ft at 6:30PM Aug 11, 2018Observed: 4.85 ft at 6:45PM Aug 11, 2018Observed: 4.88 ft at 7:00PM Aug 11, 2018Observed: 4.91 ft at 7:15PM Aug 11, 2018Observed: 4.95 ft at 7:30PM Aug 11, 2018Observed: 4.99 ft at 7:45PM Aug 11, 2018Observed: 5.03 ft at 8:00PM Aug 11, 2018Observed: 5.07 ft at 8:15PM Aug 11, 2018Observed: 5.1 ft at 8:30PM Aug 11, 2018Observed: 5.14 ft at 8:45PM Aug 11, 2018Observed: 5.17 ft at 9:00PM Aug 11, 2018Observed: 5.2 ft at 9:15PM Aug 11, 2018Observed: 5.24 ft at 9:30PM Aug 11, 2018Observed: 5.28 ft at 9:45PM Aug 11, 2018Observed: 5.32 ft at 10:00PM Aug 11, 2018Observed: 5.34 ft at 10:15PM Aug 11, 2018Observed: 5.36 ft at 10:30PM Aug 11, 2018Observed: 5.37 ft at 10:45PM Aug 11, 2018Observed: 5.4 ft at 11:00PM Aug 11, 2018Observed: 5.43 ft at 11:15PM Aug 11, 2018Observed: 5.45 ft at 11:30PM Aug 11, 2018Observed: 5.46 ft at 11:45PM Aug 11, 2018Observed: 5.47 ft at 12:00AM Aug 12, 2018Observed: 5.49 ft at 12:15AM Aug 12, 2018Observed: 5.5 ft at 12:30AM Aug 12, 2018Observed: 5.49 ft at 12:45AM Aug 12, 2018Observed: 5.49 ft at 1:00AM Aug 12, 2018Observed: 5.5 ft at 1:15AM Aug 12, 2018Highest Observation: 5.51 ft at 1:30AM Aug 12, 2018Observed: 5.49 ft at 1:45AM Aug 12, 2018Observed: 5.49 ft at 2:00AM Aug 12, 2018Observed: 5.49 ft at 2:15AM Aug 12, 2018Observed: 5.48 ft at 2:30AM Aug 12, 2018Observed: 5.46 ft at 2:45AM Aug 12, 2018Observed: 5.46 ft at 3:00AM Aug 12, 2018Observed: 5.46 ft at 3:15AM Aug 12, 2018Observed: 5.45 ft at 3:30AM Aug 12, 2018Observed: 5.42 ft at 3:45AM Aug 12, 2018Observed: 5.4 ft at 4:00AM Aug 12, 2018Observed: 5.4 ft at 4:15AM Aug 12, 2018Observed: 5.39 ft at 4:30AM Aug 12, 2018Observed: 5.37 ft at 4:45AM Aug 12, 2018Observed: 5.35 ft at 5:00AM Aug 12, 2018Observed: 5.34 ft at 5:15AM Aug 12, 2018Observed: 5.33 ft at 5:30AM Aug 12, 2018Observed: 5.3 ft at 5:45AM Aug 12, 2018Observed: 5.28 ft at 6:00AM Aug 12, 2018Observed: 5.27 ft at 6:15AM Aug 12, 2018Observed: 5.24 ft at 6:30AM Aug 12, 2018Observed: 5.22 ft at 6:45AM Aug 12, 2018Observed: 5.2 ft at 7:00AM Aug 12, 2018Observed: 5.19 ft at 7:15AM Aug 12, 2018Observed: 5.17 ft at 7:30AM Aug 12, 2018Observed: 5.15 ft at 7:45AM Aug 12, 2018Observed: 5.12 ft at 8:00AM Aug 12, 2018Observed: 5.11 ft at 8:15AM Aug 12, 2018Observed: 5.09 ft at 8:30AM Aug 12, 2018Observed: 5.07 ft at 8:45AM Aug 12, 2018Observed: 5.04 ft at 9:00AM Aug 12, 2018Observed: 5.03 ft at 9:15AM Aug 12, 2018Observed: 5.01 ft at 9:30AM Aug 12, 2018Observed: 4.99 ft at 9:45AM Aug 12, 2018Observed: 4.98 ft at 10:00AM Aug 12, 2018Observed: 4.96 ft at 10:15AM Aug 12, 2018Observed: 4.94 ft at 10:30AM Aug 12, 2018Observed: 4.91 ft at 10:45AM Aug 12, 2018Observed: 4.89 ft at 11:00AM Aug 12, 2018Observed: 4.87 ft at 11:15AM Aug 12, 2018Observed: 4.85 ft at 11:30AM Aug 12, 2018Observed: 4.84 ft at 11:45AM Aug 12, 2018Observed: 4.83 ft at 12:00PM Aug 12, 2018Observed: 4.83 ft at 12:15PM Aug 12, 2018Observed: 4.82 ft at 12:30PM Aug 12, 2018Observed: 4.8 ft at 12:45PM Aug 12, 2018Observed: 4.78 ft at 1:00PM Aug 12, 2018Observed: 4.76 ft at 1:15PM Aug 12, 2018Observed: 4.76 ft at 1:30PM Aug 12, 2018Observed: 4.75 ft at 1:45PM Aug 12, 2018Observed: 4.74 ft at 2:00PM Aug 12, 2018Observed: 4.73 ft at 2:15PM Aug 12, 2018Observed: 4.72 ft at 2:30PM Aug 12, 2018Observed: 4.72 ft at 2:45PM Aug 12, 2018Observed: 4.66 ft at 3:00PM Aug 12, 2018Observed: 4.68 ft at 3:15PM Aug 12, 2018Observed: 4.68 ft at 3:30PM Aug 12, 2018Observed: 4.68 ft at 3:45PM Aug 12, 2018Observed: 4.67 ft at 4:00PM Aug 12, 2018Observed: 4.67 ft at 4:15PM Aug 12, 2018Observed: 4.66 ft at 4:30PM Aug 12, 2018Observed: 4.65 ft at 4:45PM Aug 12, 2018Observed: 4.65 ft at 5:00PM Aug 12, 2018Observed: 4.6 ft at 5:15PM Aug 12, 2018Observed: 4.64 ft at 5:30PM Aug 12, 2018Observed: 4.62 ft at 5:45PM Aug 12, 2018Observed: 4.62 ft at 6:00PM Aug 12, 2018Observed: 4.59 ft at 6:15PM Aug 12, 2018Observed: 4.54 ft at 6:30PM Aug 12, 2018Observed: 4.55 ft at 6:45PM Aug 12, 2018Observed: 4.58 ft at 7:00PM Aug 12, 2018Observed: 4.57 ft at 7:15PM Aug 12, 2018Observed: 4.58 ft at 7:30PM Aug 12, 2018Observed: 4.51 ft at 7:45PM Aug 12, 2018Observed: 4.51 ft at 8:00PM Aug 12, 2018Observed: 4.53 ft at 8:15PM Aug 12, 2018Observed: 4.58 ft at 8:30PM Aug 12, 2018Observed: 4.57 ft at 8:45PM Aug 12, 2018Observed: 4.56 ft at 9:00PM Aug 12, 2018Observed: 4.56 ft at 9:15PM Aug 12, 2018Observed: 4.54 ft at 9:30PM Aug 12, 2018Observed: 4.55 ft at 9:45PM Aug 12, 2018Observed: 4.54 ft at 10:00PM Aug 12, 2018Observed: 4.55 ft at 10:15PM Aug 12, 2018Observed: 4.54 ft at 10:30PM Aug 12, 2018Observed: 4.54 ft at 10:45PM Aug 12, 2018Observed: 4.54 ft at 11:00PM Aug 12, 2018Observed: 4.53 ft at 11:15PM Aug 12, 2018Observed: 4.53 ft at 11:30PM Aug 12, 2018Observed: 4.53 ft at 11:45PM Aug 12, 2018Observed: 4.52 ft at 12:00AM Aug 13, 2018Observed: 4.53 ft at 12:15AM Aug 13, 2018Observed: 4.52 ft at 12:30AM Aug 13, 2018Observed: 4.51 ft at 12:45AM Aug 13, 2018Observed: 4.52 ft at 1:00AM Aug 13, 2018Observed: 4.51 ft at 1:15AM Aug 13, 2018Observed: 4.51 ft at 1:30AM Aug 13, 2018Observed: 4.51 ft at 1:45AM Aug 13, 2018Observed: 4.5 ft at 2:00AM Aug 13, 2018Observed: 4.51 ft at 2:15AM Aug 13, 2018Observed: 4.5 ft at 2:30AM Aug 13, 2018Observed: 4.5 ft at 2:45AM Aug 13, 2018Observed: 4.51 ft at 3:00AM Aug 13, 2018Observed: 4.5 ft at 3:15AM Aug 13, 2018Observed: 4.5 ft at 3:30AM Aug 13, 2018Observed: 4.5 ft at 3:45AM Aug 13, 2018Observed: 4.47 ft at 4:00AM Aug 13, 2018Observed: 4.44 ft at 4:15AM Aug 13, 2018Observed: 4.44 ft at 4:30AM Aug 13, 2018Observed: 4.46 ft at 4:45AM Aug 13, 2018Observed: 4.51 ft at 5:00AM Aug 13, 2018Observed: 4.47 ft at 5:15AM Aug 13, 2018Observed: 4.5 ft at 5:30AM Aug 13, 2018Observed: 4.5 ft at 5:45AM Aug 13, 2018Observed: 4.46 ft at 6:00AM Aug 13, 2018Observed: 4.44 ft at 6:15AM Aug 13, 2018Observed: 4.48 ft at 6:30AM Aug 13, 2018Observed: 4.5 ft at 6:45AM Aug 13, 2018Observed: 4.5 ft at 7:00AM Aug 13, 2018Observed: 4.5 ft at 7:15AM Aug 13, 2018Observed: 4.5 ft at 7:30AM Aug 13, 2018Observed: 4.5 ft at 7:45AM Aug 13, 2018Observed: 4.49 ft at 8:00AM Aug 13, 2018Observed: 4.49 ft at 8:15AM Aug 13, 2018Observed: 4.49 ft at 8:30AM Aug 13, 2018Observed: 4.49 ft at 8:45AM Aug 13, 2018Observed: 4.49 ft at 9:00AM Aug 13, 2018Observed: 4.43 ft at 9:15AM Aug 13, 2018Observed: 4.44 ft at 9:30AM Aug 13, 2018Observed: 4.43 ft at 9:45AM Aug 13, 2018Observed: 4.41 ft at 10:00AM Aug 13, 2018Observed: 4.41 ft at 10:15AM Aug 13, 2018Observed: 4.41 ft at 10:30AM Aug 13, 2018Observed: 4.42 ft at 10:45AM Aug 13, 2018Observed: 4.41 ft at 11:00AM Aug 13, 2018Observed: 4.39 ft at 11:15AM Aug 13, 2018Observed: 4.4 ft at 11:30AM Aug 13, 2018Observed: 4.42 ft at 11:45AM Aug 13, 2018Observed: 4.41 ft at 12:00PM Aug 13, 2018Observed: 4.41 ft at 12:15PM Aug 13, 2018Observed: 4.41 ft at 12:30PM Aug 13, 2018Observed: 4.39 ft at 12:45PM Aug 13, 2018Observed: 4.44 ft at 1:00PM Aug 13, 2018Observed: 4.41 ft at 1:15PM Aug 13, 2018Observed: 4.4 ft at 1:30PM Aug 13, 2018Observed: 4.41 ft at 1:45PM Aug 13, 2018Observed: 4.41 ft at 2:00PM Aug 13, 2018Observed: 4.39 ft at 2:15PM Aug 13, 2018Observed: 4.39 ft at 2:30PM Aug 13, 2018Observed: 4.41 ft at 2:45PM Aug 13, 2018Observed: 4.4 ft at 3:00PM Aug 13, 2018Observed: 4.38 ft at 3:15PM Aug 13, 2018Observed: 4.41 ft at 3:30PM Aug 13, 2018Observed: 4.41 ft at 3:45PM Aug 13, 2018Observed: 4.41 ft at 4:00PM Aug 13, 2018Observed: 4.39 ft at 4:15PM Aug 13, 2018Observed: 4.41 ft at 4:30PM Aug 13, 2018Observed: 4.4 ft at 4:45PM Aug 13, 2018Observed: 4.42 ft at 5:00PM Aug 13, 2018Observed: 4.43 ft at 5:15PM Aug 13, 2018Observed: 4.42 ft at 5:30PM Aug 13, 2018Observed: 4.44 ft at 5:45PM Aug 13, 2018Observed: 4.46 ft at 6:00PM Aug 13, 2018Observed: 4.49 ft at 6:15PM Aug 13, 2018Observed: 4.52 ft at 6:30PM Aug 13, 2018Observed: 4.48 ft at 6:45PM Aug 13, 2018Observed: 4.48 ft at 7:00PM Aug 13, 2018Observed: 4.51 ft at 7:15PM Aug 13, 2018Observed: 4.5 ft at 7:30PM Aug 13, 2018Observed: 4.49 ft at 7:45PM Aug 13, 2018Observed: 4.49 ft at 8:00PM Aug 13, 2018Observed: 4.49 ft at 8:15PM Aug 13, 2018Observed: 4.49 ft at 8:30PM Aug 13, 2018Observed: 4.49 ft at 8:45PM Aug 13, 2018Observed: 4.49 ft at 9:00PM Aug 13, 2018Observed: 4.48 ft at 9:15PM Aug 13, 2018Observed: 4.48 ft at 9:30PM Aug 13, 2018Observed: 4.48 ft at 9:45PM Aug 13, 2018Observed: 4.48 ft at 10:00PM Aug 13, 2018Observed: 4.48 ft at 10:15PM Aug 13, 2018Observed: 4.48 ft at 10:30PM Aug 13, 2018Observed: 4.48 ft at 10:45PM Aug 13, 2018Observed: 4.48 ft at 11:00PM Aug 13, 2018Observed: 4.48 ft at 11:15PM Aug 13, 2018Observed: 4.47 ft at 11:30PM Aug 13, 2018Observed: 4.47 ft at 11:45PM Aug 13, 2018Observed: 4.47 ft at 12:00AM Aug 14, 2018Observed: 4.47 ft at 12:15AM Aug 14, 2018Observed: 4.46 ft at 12:30AM Aug 14, 2018Observed: 4.47 ft at 12:45AM Aug 14, 2018Observed: 4.46 ft at 1:00AM Aug 14, 2018Observed: 4.46 ft at 1:15AM Aug 14, 2018Observed: 4.46 ft at 1:30AM Aug 14, 2018Observed: 4.46 ft at 1:45AM Aug 14, 2018Observed: 4.46 ft at 2:00AM Aug 14, 2018Observed: 4.46 ft at 2:15AM Aug 14, 2018Observed: 4.46 ft at 2:30AM Aug 14, 2018Observed: 4.45 ft at 2:45AM Aug 14, 2018Observed: 4.45 ft at 3:00AM Aug 14, 2018Observed: 4.45 ft at 3:15AM Aug 14, 2018Observed: 4.45 ft at 3:30AM Aug 14, 2018Observed: 4.45 ft at 3:45AM Aug 14, 2018Observed: 4.44 ft at 4:00AM Aug 14, 2018Observed: 4.44 ft at 4:15AM Aug 14, 2018Observed: 4.43 ft at 4:30AM Aug 14, 2018Observed: 4.41 ft at 4:45AM Aug 14, 2018Observed: 4.43 ft at 5:00AM Aug 14, 2018Observed: 4.43 ft at 5:15AM Aug 14, 2018Observed: 4.46 ft at 5:30AM Aug 14, 2018Observed: 4.45 ft at 5:45AM Aug 14, 2018Observed: 4.45 ft at 6:00AM Aug 14, 2018Observed: 4.45 ft at 6:15AM Aug 14, 2018Observed: 4.45 ft at 6:30AM Aug 14, 2018Observed: 4.45 ft at 6:45AM Aug 14, 2018Observed: 4.44 ft at 7:00AM Aug 14, 2018Observed: 4.44 ft at 7:15AM Aug 14, 2018Observed: 4.43 ft at 7:30AM Aug 14, 2018Observed: 4.45 ft at 7:45AM Aug 14, 2018Observed: 4.45 ft at 8:00AM Aug 14, 2018Observed: 4.45 ft at 8:15AM Aug 14, 2018Observed: 4.45 ft at 8:30AM Aug 14, 2018Observed: 4.42 ft at 8:45AM Aug 14, 2018Observed: 4.45 ft at 9:00AM Aug 14, 2018Observed: 4.46 ft at 9:15AM Aug 14, 2018Observed: 4.46 ft at 9:30AM Aug 14, 2018Observed: 4.45 ft at 9:45AM Aug 14, 2018Observed: 4.44 ft at 10:00AM Aug 14, 2018Observed: 4.45 ft at 10:15AM Aug 14, 2018Observed: 4.45 ft at 10:30AM Aug 14, 2018Observed: 4.46 ft at 10:45AM Aug 14, 2018Observed: 4.45 ft at 11:00AM Aug 14, 2018Observed: 4.46 ft at 11:15AM Aug 14, 2018Observed: 4.46 ft at 11:30AM Aug 14, 2018Observed: 4.45 ft at 11:45AM Aug 14, 2018Observed: 4.45 ft at 12:00PM Aug 14, 2018Observed: 4.45 ft at 12:15PM Aug 14, 2018Observed: 4.46 ft at 12:30PM Aug 14, 2018Observed: 4.45 ft at 12:45PM Aug 14, 2018Observed: 4.45 ft at 1:00PM Aug 14, 2018Observed: 4.45 ft at 1:15PM Aug 14, 2018Observed: 4.46 ft at 1:30PM Aug 14, 2018Observed: 4.44 ft at 1:45PM Aug 14, 2018Observed: 4.4 ft at 2:00PM Aug 14, 2018Observed: 4.43 ft at 2:15PM Aug 14, 2018Observed: 4.39 ft at 2:30PM Aug 14, 2018Observed: 4.38 ft at 2:45PM Aug 14, 2018Observed: 4.41 ft at 3:00PM Aug 14, 2018Observed: 4.41 ft at 3:15PM Aug 14, 2018Observed: 4.39 ft at 3:30PM Aug 14, 2018Observed: 4.41 ft at 3:45PM Aug 14, 2018Observed: 4.42 ft at 4:00PM Aug 14, 2018Observed: 4.45 ft at 4:15PM Aug 14, 2018Observed: 4.43 ft at 4:30PM Aug 14, 2018Observed: 4.47 ft at 4:45PM Aug 14, 2018Observed: 4.45 ft at 5:00PM Aug 14, 2018Observed: 4.48 ft at 5:15PM Aug 14, 2018Observed: 4.51 ft at 5:30PM Aug 14, 2018Observed: 4.57 ft at 6:15PM Aug 14, 2018Observed: 4.6 ft at 6:30PM Aug 14, 2018Observed: 4.64 ft at 6:45PM Aug 14, 2018Observed: 4.68 ft at 7:00PM Aug 14, 2018Observed: 4.73 ft at 7:15PM Aug 14, 2018Observed: 4.82 ft at 7:30PM Aug 14, 2018Observed: 4.86 ft at 7:45PM Aug 14, 2018Observed: 4.95 ft at 8:15PM Aug 14, 2018Observed: 4.98 ft at 8:30PM Aug 14, 2018Observed: 5.04 ft at 8:45PM Aug 14, 2018Observed: 5.09 ft at 9:00PM Aug 14, 2018Observed: 5.13 ft at 9:15PM Aug 14, 2018Observed: 5.17 ft at 9:30PM Aug 14, 2018Observed: 5.19 ft at 9:45PM Aug 14, 2018Observed: 5.23 ft at 10:00PM Aug 14, 2018Observed: 5.26 ft at 10:15PM Aug 14, 2018Observed: 5.27 ft at 10:30PM Aug 14, 2018Observed: 5.29 ft at 10:45PM Aug 14, 2018Observed: 5.32 ft at 11:00PM Aug 14, 2018Observed: 5.33 ft at 11:15PM Aug 14, 2018Observed: 5.35 ft at 11:30PM Aug 14, 2018Observed: 5.38 ft at 11:45PM Aug 14, 2018Observed: 5.38 ft at 12:00AM Aug 15, 2018Observed: 5.4 ft at 12:15AM Aug 15, 2018Observed: 5.4 ft at 12:30AM Aug 15, 2018Observed: 5.41 ft at 12:45AM Aug 15, 2018Observed: 5.41 ft at 1:00AM Aug 15, 2018Observed: 5.42 ft at 1:15AM Aug 15, 2018Observed: 5.42 ft at 1:30AM Aug 15, 2018Observed: 5.42 ft at 1:45AM Aug 15, 2018Observed: 5.42 ft at 2:00AM Aug 15, 2018Observed: 5.43 ft at 2:15AM Aug 15, 2018Observed: 5.43 ft at 2:30AM Aug 15, 2018Observed: 5.42 ft at 2:45AM Aug 15, 2018Observed: 5.41 ft at 3:00AM Aug 15, 2018Observed: 5.4 ft at 3:15AM Aug 15, 2018Observed: 5.41 ft at 3:30AM Aug 15, 2018Observed: 5.41 ft at 3:45AM Aug 15, 2018Observed: 5.38 ft at 4:00AM Aug 15, 2018Observed: 5.37 ft at 4:15AM Aug 15, 2018Observed: 5.37 ft at 4:30AM Aug 15, 2018Observed: 5.35 ft at 4:45AM Aug 15, 2018Observed: 5.32 ft at 5:00AM Aug 15, 2018Observed: 5.32 ft at 5:15AM Aug 15, 2018Observed: 5.3 ft at 5:30AM Aug 15, 2018Observed: 5.27 ft at 5:45AM Aug 15, 2018Observed: 5.26 ft at 6:00AM Aug 15, 2018Observed: 5.25 ft at 6:15AM Aug 15, 2018Observed: 5.24 ft at 6:30AM Aug 15, 2018Observed: 5.21 ft at 6:45AM Aug 15, 2018Observed: 5.19 ft at 7:00AM Aug 15, 2018Observed: 5.17 ft at 7:15AM Aug 15, 2018Observed: 5.16 ft at 7:30AM Aug 15, 2018Observed: 5.14 ft at 7:45AM Aug 15, 2018Observed: 5.12 ft at 8:00AM Aug 15, 2018Observed: 5.09 ft at 8:15AM Aug 15, 2018Observed: 5.06 ft at 8:30AM Aug 15, 2018Observed: 5.04 ft at 8:45AM Aug 15, 2018Observed: 5.03 ft at 9:00AM Aug 15, 2018Observed: 5.02 ft at 9:15AM Aug 15, 2018Observed: 5 ft at 9:30AM Aug 15, 2018Observed: 4.98 ft at 9:45AM Aug 15, 2018Observed: 4.96 ft at 10:00AM Aug 15, 2018Observed: 4.93 ft at 10:15AM Aug 15, 2018Observed: 4.91 ft at 10:30AM Aug 15, 2018Observed: 4.9 ft at 10:45AM Aug 15, 2018Observed: 4.89 ft at 11:00AM Aug 15, 2018Observed: 4.87 ft at 11:15AM Aug 15, 2018Observed: 4.87 ft at 11:30AM Aug 15, 2018Observed: 4.85 ft at 11:45AM Aug 15, 2018Observed: 4.82 ft at 12:00PM Aug 15, 2018Observed: 4.8 ft at 12:15PM Aug 15, 2018Observed: 4.79 ft at 12:30PM Aug 15, 2018Observed: 4.78 ft at 12:45PM Aug 15, 2018Observed: 4.77 ft at 1:00PM Aug 15, 2018Observed: 4.76 ft at 1:15PM Aug 15, 2018Observed: 4.76 ft at 1:30PM Aug 15, 2018Observed: 4.75 ft at 1:45PM Aug 15, 2018Observed: 4.74 ft at 2:00PM Aug 15, 2018Observed: 4.73 ft at 2:15PM Aug 15, 2018Observed: 4.72 ft at 2:30PM Aug 15, 2018Observed: 4.71 ft at 2:45PM Aug 15, 2018Observed: 4.69 ft at 3:00PM Aug 15, 2018Observed: 4.68 ft at 3:15PM Aug 15, 2018USGS--Water Resources of the United StatesRLSO2(plotting HGIRG) Graph Created (3:52PM Aug 15, 2018)ObservedLatest observed value: 4.68 ft at 3:15 PM CDT 15-Aug-2018. Flood Stage is 16 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 18 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Arkansas River at Ralston are issued as needed during times of high water, but are not routinely available.

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Flood Categories (in feet)
Major Flood Stage: 21
Moderate Flood Stage: 18
Flood Stage: 16
Action Stage: 16
Low Stage (in feet): 0

Historic Crests
(1) 23.00 ft on 06/11/1923
(2) 22.98 ft on 10/13/1973
(3) 22.82 ft on 04/25/1944
(4) 22.60 ft on 11/18/1964
(5) 22.60 ft on 11/15/1964
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.39 ft on 09/16/2008
(2) 18.11 ft on 07/03/2007
(3) 18.50 ft on 11/03/1998
(4) 16.50 ft on 07/18/1997
(5) 16.01 ft on 08/06/1995
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(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

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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.
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24 very severe flooding occurs. The Ralston sewage treatment plant levees may be overtopped when the stage reaches 24 feet. This is an extremely dangerous and life threatening situation.
22 severe agricultural flooding occurs. Water levels are within 2 feet of topping the Ralston sewage treatment levees when the stage reaches 22 feet. This is a dangerous situation.
21 severe agricultural flooding occurs. Water levels need to be patrolled as the levees around the Ralston sewage treatment plant are topped when the stage reaches 24 feet. This is a dangerous situation.
20 severe agricultural flooding occurs. The levee around the Ralston sewage treatment plant may need to be patrolled.
18 moderate inundation of farmlands occurs mainly along the north bank.
16 minor agricultural flooding occurs on the north bank.
Photos
(1) upstream
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Latitude: 36.504167° N, Longitude: 96.728056° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 776.7 ft 792.7 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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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
Tulsa Weather Forecast Office
10159 E. 11th St. Suite 300
Tulsa, OK 74128
(918) 838-7838
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Page last modified: 21-Dec-2016 5:20 PM
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