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Hydrograph River at a Glance Download
San Antonio River at Elmendorf Stage (ft)Flow (cfs)Observed: 10.46 ft at 3:00AM May 12, 2024Observed: 10.46 ft at 3:15AM May 12, 2024Observed: 10.47 ft at 3:30AM May 12, 2024Observed: 10.47 ft at 3:45AM May 12, 2024Observed: 10.46 ft at 4:00AM May 12, 2024Observed: 10.46 ft at 4:15AM May 12, 2024Observed: 10.46 ft at 4:30AM May 12, 2024Observed: 10.47 ft at 4:45AM May 12, 2024Observed: 10.46 ft at 5:00AM May 12, 2024Observed: 10.47 ft at 5:15AM May 12, 2024Observed: 10.47 ft at 5:30AM May 12, 2024Observed: 10.47 ft at 5:45AM May 12, 2024Observed: 10.47 ft at 6:00AM May 12, 2024Observed: 10.46 ft at 6:15AM May 12, 2024Observed: 10.46 ft at 6:30AM May 12, 2024Observed: 10.47 ft at 6:45AM May 12, 2024Observed: 10.45 ft at 7:00AM May 12, 2024Observed: 10.45 ft at 7:15AM May 12, 2024Observed: 10.45 ft at 7:30AM May 12, 2024Observed: 10.44 ft at 7:45AM May 12, 2024Observed: 10.43 ft at 8:00AM May 12, 2024Observed: 10.43 ft at 8:15AM May 12, 2024Observed: 10.42 ft at 8:30AM May 12, 2024Observed: 10.41 ft at 8:45AM May 12, 2024Observed: 10.4 ft at 9:00AM May 12, 2024Observed: 10.38 ft at 9:15AM May 12, 2024Observed: 10.37 ft at 9:30AM May 12, 2024Observed: 10.35 ft at 9:45AM May 12, 2024Observed: 10.33 ft at 10:00AM May 12, 2024Observed: 10.31 ft at 10:15AM May 12, 2024Observed: 10.29 ft at 10:30AM May 12, 2024Observed: 10.27 ft at 10:45AM May 12, 2024Observed: 10.24 ft at 11:00AM May 12, 2024Observed: 10.22 ft at 11:15AM May 12, 2024Observed: 10.21 ft at 11:30AM May 12, 2024Observed: 10.18 ft at 11:45AM May 12, 2024Observed: 10.16 ft at 12:00PM May 12, 2024Observed: 10.14 ft at 12:15PM May 12, 2024Observed: 10.13 ft at 12:30PM May 12, 2024Observed: 10.1 ft at 12:45PM May 12, 2024Observed: 10.08 ft at 1:00PM May 12, 2024Observed: 10.06 ft at 1:15PM May 12, 2024Observed: 10.04 ft at 1:30PM May 12, 2024Observed: 10.02 ft at 1:45PM May 12, 2024Observed: 10 ft at 2:00PM May 12, 2024Observed: 9.98 ft at 2:15PM May 12, 2024Observed: 9.96 ft at 2:30PM May 12, 2024Observed: 9.94 ft at 2:45PM May 12, 2024Observed: 9.92 ft at 3:00PM May 12, 2024Observed: 9.91 ft at 3:15PM May 12, 2024Observed: 9.88 ft at 3:30PM May 12, 2024Observed: 9.87 ft at 3:45PM May 12, 2024Observed: 9.86 ft at 4:00PM May 12, 2024Observed: 9.85 ft at 4:15PM May 12, 2024Observed: 9.85 ft at 4:30PM May 12, 2024Observed: 9.84 ft at 4:45PM May 12, 2024Observed: 9.84 ft at 5:00PM May 12, 2024Observed: 9.84 ft at 5:15PM May 12, 2024Observed: 9.84 ft at 5:30PM May 12, 2024Observed: 9.85 ft at 5:45PM May 12, 2024Observed: 9.87 ft at 6:00PM May 12, 2024Observed: 9.88 ft at 6:15PM May 12, 2024Observed: 9.89 ft at 6:30PM May 12, 2024Observed: 9.92 ft at 6:45PM May 12, 2024Observed: 9.96 ft at 7:15PM May 12, 2024Observed: 10.02 ft at 7:45PM May 12, 2024Observed: 10.04 ft at 8:00PM May 12, 2024Observed: 10.07 ft at 8:15PM May 12, 2024Observed: 10.13 ft at 8:45PM May 12, 2024Observed: 10.15 ft at 9:00PM May 12, 2024Observed: 10.18 ft at 9:15PM May 12, 2024Observed: 10.21 ft at 9:30PM May 12, 2024Observed: 10.23 ft at 9:45PM May 12, 2024Observed: 10.27 ft at 10:00PM May 12, 2024Observed: 10.29 ft at 10:15PM May 12, 2024Observed: 10.31 ft at 10:30PM May 12, 2024Observed: 10.34 ft at 10:45PM May 12, 2024Observed: 10.35 ft at 11:00PM May 12, 2024Observed: 10.37 ft at 11:15PM May 12, 2024Observed: 10.38 ft at 11:30PM May 12, 2024Observed: 10.4 ft at 11:45PM May 12, 2024Observed: 10.41 ft at 12:00AM May 13, 2024Observed: 10.42 ft at 12:15AM May 13, 2024Observed: 10.43 ft at 12:30AM May 13, 2024Observed: 10.45 ft at 12:45AM May 13, 2024Observed: 10.45 ft at 1:00AM May 13, 2024Observed: 10.46 ft at 1:15AM May 13, 2024Observed: 10.47 ft at 1:30AM May 13, 2024Observed: 10.48 ft at 1:45AM May 13, 2024Observed: 10.48 ft at 2:00AM May 13, 2024Observed: 10.49 ft at 2:15AM May 13, 2024Observed: 10.49 ft at 2:30AM May 13, 2024Observed: 10.5 ft at 2:45AM May 13, 2024Observed: 10.5 ft at 3:00AM May 13, 2024Observed: 10.5 ft at 3:15AM May 13, 2024Observed: 10.5 ft at 3:30AM May 13, 2024Observed: 10.5 ft at 3:45AM May 13, 2024Observed: 10.51 ft at 4:00AM May 13, 2024Observed: 10.52 ft at 4:15AM May 13, 2024Observed: 10.51 ft at 4:30AM May 13, 2024Observed: 10.51 ft at 4:45AM May 13, 2024Observed: 10.51 ft at 5:00AM May 13, 2024Observed: 10.51 ft at 5:15AM May 13, 2024Observed: 10.51 ft at 5:30AM May 13, 2024Observed: 10.51 ft at 5:45AM May 13, 2024Observed: 10.52 ft at 6:00AM May 13, 2024Observed: 10.52 ft at 6:15AM May 13, 2024Observed: 10.52 ft at 6:30AM May 13, 2024Observed: 10.52 ft at 6:45AM May 13, 2024Observed: 10.52 ft at 7:00AM May 13, 2024Observed: 10.52 ft at 7:15AM May 13, 2024Observed: 10.52 ft at 7:30AM May 13, 2024Observed: 10.51 ft at 7:45AM May 13, 2024Observed: 10.51 ft at 8:00AM May 13, 2024Observed: 10.5 ft at 8:15AM May 13, 2024Observed: 10.5 ft at 8:30AM May 13, 2024Observed: 10.49 ft at 8:45AM May 13, 2024Observed: 10.49 ft at 9:00AM May 13, 2024Observed: 10.48 ft at 9:15AM May 13, 2024Observed: 10.47 ft at 9:30AM May 13, 2024Observed: 10.46 ft at 9:45AM May 13, 2024Observed: 10.44 ft at 10:00AM May 13, 2024Observed: 10.42 ft at 10:15AM May 13, 2024Observed: 10.41 ft at 10:30AM May 13, 2024Observed: 10.38 ft at 10:45AM May 13, 2024Observed: 10.36 ft at 11:00AM May 13, 2024Observed: 10.36 ft at 11:15AM May 13, 2024Observed: 10.33 ft at 11:30AM May 13, 2024Observed: 10.32 ft at 11:45AM May 13, 2024Observed: 10.3 ft at 12:00PM May 13, 2024Observed: 10.28 ft at 12:15PM May 13, 2024Observed: 10.31 ft at 12:30PM May 13, 2024Observed: 10.32 ft at 12:45PM May 13, 2024Observed: 10.31 ft at 1:00PM May 13, 2024Observed: 10.3 ft at 1:15PM May 13, 2024Observed: 10.3 ft at 1:30PM May 13, 2024Observed: 10.31 ft at 1:45PM May 13, 2024Observed: 10.3 ft at 2:00PM May 13, 2024Observed: 10.3 ft at 2:15PM May 13, 2024Observed: 10.3 ft at 2:30PM May 13, 2024Observed: 10.31 ft at 2:45PM May 13, 2024Observed: 10.31 ft at 3:00PM May 13, 2024Observed: 10.32 ft at 3:15PM May 13, 2024Observed: 10.35 ft at 3:30PM May 13, 2024Observed: 10.37 ft at 3:45PM May 13, 2024Observed: 10.4 ft at 4:00PM May 13, 2024Observed: 10.42 ft at 4:15PM May 13, 2024Observed: 10.44 ft at 4:30PM May 13, 2024Observed: 10.44 ft at 4:45PM May 13, 2024Observed: 10.45 ft at 5:00PM May 13, 2024Observed: 10.44 ft at 5:15PM May 13, 2024Observed: 10.45 ft at 5:30PM May 13, 2024Observed: 10.46 ft at 5:45PM May 13, 2024Observed: 10.49 ft at 6:00PM May 13, 2024Observed: 10.72 ft at 6:15PM May 13, 2024Observed: 11.32 ft at 6:30PM May 13, 2024Observed: 12.13 ft at 6:45PM May 13, 2024Observed: 12.92 ft at 7:00PM May 13, 2024Observed: 13.61 ft at 7:15PM May 13, 2024Observed: 14.21 ft at 7:30PM May 13, 2024Observed: 14.72 ft at 7:45PM May 13, 2024Observed: 15.12 ft at 8:00PM May 13, 2024Observed: 15.44 ft at 8:15PM May 13, 2024Observed: 15.67 ft at 8:30PM May 13, 2024Observed: 15.86 ft at 8:45PM May 13, 2024Observed: 15.97 ft at 9:00PM May 13, 2024Observed: 16.03 ft at 9:15PM May 13, 2024Highest Observation: 16.08 ft at 9:30PM May 13, 2024Observed: 16.06 ft at 9:45PM May 13, 2024Observed: 16.03 ft at 10:00PM May 13, 2024Observed: 15.98 ft at 10:15PM May 13, 2024Observed: 15.92 ft at 10:30PM May 13, 2024Observed: 15.83 ft at 10:45PM May 13, 2024Observed: 15.73 ft at 11:00PM May 13, 2024Observed: 15.62 ft at 11:15PM May 13, 2024Observed: 15.5 ft at 11:30PM May 13, 2024Observed: 15.39 ft at 11:45PM May 13, 2024Observed: 15.26 ft at 12:00AM May 14, 2024Observed: 15.13 ft at 12:15AM May 14, 2024Observed: 15.02 ft at 12:30AM May 14, 2024Observed: 14.91 ft at 12:45AM May 14, 2024Observed: 14.79 ft at 1:00AM May 14, 2024Observed: 14.69 ft at 1:15AM May 14, 2024Observed: 14.6 ft at 1:30AM May 14, 2024Observed: 14.51 ft at 1:45AM May 14, 2024Observed: 14.43 ft at 2:00AM May 14, 2024Observed: 14.36 ft at 2:15AM May 14, 2024Observed: 14.28 ft at 2:30AM May 14, 2024Observed: 14.22 ft at 2:45AM May 14, 2024Observed: 14.15 ft at 3:00AM May 14, 2024Observed: 14.09 ft at 3:15AM May 14, 2024Observed: 14.04 ft at 3:30AM May 14, 2024Observed: 13.97 ft at 3:45AM May 14, 2024Observed: 13.92 ft at 4:00AM May 14, 2024Observed: 13.87 ft at 4:15AM May 14, 2024Observed: 13.81 ft at 4:30AM May 14, 2024Observed: 13.76 ft at 4:45AM May 14, 2024Observed: 13.7 ft at 5:00AM May 14, 2024Observed: 13.65 ft at 5:15AM May 14, 2024Observed: 13.6 ft at 5:30AM May 14, 2024Observed: 13.55 ft at 5:45AM May 14, 2024Observed: 13.49 ft at 6:00AM May 14, 2024Observed: 13.44 ft at 6:15AM May 14, 2024Observed: 13.39 ft at 6:30AM May 14, 2024Observed: 13.35 ft at 6:45AM May 14, 2024Observed: 13.3 ft at 7:00AM May 14, 2024Observed: 13.25 ft at 7:15AM May 14, 2024Observed: 13.2 ft at 7:30AM May 14, 2024Observed: 13.16 ft at 7:45AM May 14, 2024Observed: 13.11 ft at 8:00AM May 14, 2024Observed: 13.07 ft at 8:15AM May 14, 2024Observed: 13.02 ft at 8:30AM May 14, 2024Observed: 12.97 ft at 8:45AM May 14, 2024Observed: 12.92 ft at 9:00AM May 14, 2024Observed: 12.86 ft at 9:15AM May 14, 2024Observed: 12.81 ft at 9:30AM May 14, 2024Observed: 12.74 ft at 9:45AM May 14, 2024Observed: 12.69 ft at 10:00AM May 14, 2024Observed: 12.62 ft at 10:15AM May 14, 2024Observed: 12.56 ft at 10:30AM May 14, 2024Observed: 12.5 ft at 10:45AM May 14, 2024Observed: 12.44 ft at 11:00AM May 14, 2024Observed: 12.38 ft at 11:15AM May 14, 2024Observed: 12.31 ft at 11:30AM May 14, 2024Observed: 12.26 ft at 11:45AM May 14, 2024Observed: 12.2 ft at 12:00PM May 14, 2024Observed: 12.15 ft at 12:15PM May 14, 2024Observed: 12.09 ft at 12:30PM May 14, 2024Observed: 12.03 ft at 12:45PM May 14, 2024Observed: 11.98 ft at 1:00PM May 14, 2024Observed: 11.92 ft at 1:15PM May 14, 2024Observed: 11.87 ft at 1:30PM May 14, 2024Observed: 11.82 ft at 1:45PM May 14, 2024Observed: 11.77 ft at 2:00PM May 14, 2024Observed: 11.73 ft at 2:15PM May 14, 2024Observed: 11.68 ft at 2:30PM May 14, 2024Observed: 11.65 ft at 2:45PM May 14, 2024Observed: 11.61 ft at 3:00PM May 14, 2024Observed: 11.57 ft at 3:15PM May 14, 2024Observed: 11.53 ft at 3:30PM May 14, 2024Observed: 11.51 ft at 3:45PM May 14, 2024Observed: 11.48 ft at 4:00PM May 14, 2024Observed: 11.45 ft at 4:15PM May 14, 2024Observed: 11.42 ft at 4:30PM May 14, 2024Observed: 11.4 ft at 4:45PM May 14, 2024Observed: 11.38 ft at 5:00PM May 14, 2024Observed: 11.35 ft at 5:15PM May 14, 2024Observed: 11.34 ft at 5:30PM May 14, 2024Observed: 11.33 ft at 5:45PM May 14, 2024Observed: 11.26 ft at 6:00PM May 14, 2024Observed: 11.3 ft at 6:15PM May 14, 2024Observed: 11.28 ft at 6:30PM May 14, 2024Observed: 11.27 ft at 6:45PM May 14, 2024Observed: 11.26 ft at 7:00PM May 14, 2024Observed: 11.25 ft at 7:15PM May 14, 2024Observed: 11.24 ft at 7:30PM May 14, 2024Observed: 11.22 ft at 7:45PM May 14, 2024Observed: 11.21 ft at 8:00PM May 14, 2024Observed: 11.18 ft at 8:30PM May 14, 2024Observed: 11.17 ft at 8:45PM May 14, 2024Observed: 11.16 ft at 9:00PM May 14, 2024Observed: 11.15 ft at 9:15PM May 14, 2024Observed: 11.13 ft at 9:30PM May 14, 2024Observed: 11.13 ft at 9:45PM May 14, 2024Observed: 11.1 ft at 10:00PM May 14, 2024Observed: 11.08 ft at 10:15PM May 14, 2024Observed: 11.07 ft at 10:30PM May 14, 2024Observed: 11.05 ft at 10:45PM May 14, 2024Observed: 11.02 ft at 11:00PM May 14, 2024Observed: 11 ft at 11:15PM May 14, 2024Observed: 10.97 ft at 11:30PM May 14, 2024Observed: 10.95 ft at 11:45PM May 14, 2024Observed: 10.93 ft at 12:00AM May 15, 2024Observed: 10.91 ft at 12:15AM May 15, 2024Observed: 10.89 ft at 12:30AM May 15, 2024Observed: 10.87 ft at 12:45AM May 15, 2024Observed: 10.86 ft at 1:00AM May 15, 2024Observed: 10.85 ft at 1:15AM May 15, 2024Observed: 10.83 ft at 1:30AM May 15, 2024Observed: 10.83 ft at 1:45AM May 15, 2024Observed: 10.81 ft at 2:00AM May 15, 2024Observed: 10.81 ft at 2:15AM May 15, 2024Observed: 10.81 ft at 2:30AM May 15, 2024Observed: 10.81 ft at 2:45AM May 15, 2024Observed: 10.82 ft at 3:00AM May 15, 2024Observed: 10.82 ft at 3:15AM May 15, 2024Observed: 10.82 ft at 3:30AM May 15, 2024Observed: 10.83 ft at 3:45AM May 15, 2024Observed: 10.83 ft at 4:00AM May 15, 2024Observed: 10.84 ft at 4:15AM May 15, 2024Observed: 10.84 ft at 4:30AM May 15, 2024Observed: 10.84 ft at 4:45AM May 15, 2024Observed: 10.85 ft at 5:00AM May 15, 2024Observed: 10.85 ft at 5:15AM May 15, 2024Observed: 10.85 ft at 5:30AM May 15, 2024Observed: 10.85 ft at 5:45AM May 15, 2024Observed: 10.85 ft at 6:00AM May 15, 2024Observed: 10.85 ft at 6:15AM May 15, 2024Observed: 10.85 ft at 6:30AM May 15, 2024Observed: 10.84 ft at 6:45AM May 15, 2024Observed: 10.84 ft at 7:00AM May 15, 2024Observed: 10.82 ft at 7:15AM May 15, 2024Observed: 10.82 ft at 7:30AM May 15, 2024Observed: 10.8 ft at 7:45AM May 15, 2024Observed: 10.8 ft at 8:00AM May 15, 2024Observed: 10.78 ft at 8:15AM May 15, 2024Observed: 10.77 ft at 8:30AM May 15, 2024Observed: 10.76 ft at 8:45AM May 15, 2024Observed: 10.73 ft at 9:00AM May 15, 2024Observed: 10.72 ft at 9:15AM May 15, 2024Observed: 10.69 ft at 9:30AM May 15, 2024Observed: 10.67 ft at 9:45AM May 15, 2024Observed: 10.62 ft at 10:15AM May 15, 2024Observed: 10.61 ft at 10:30AM May 15, 2024Observed: 10.58 ft at 10:45AM May 15, 2024Observed: 10.56 ft at 11:00AM May 15, 2024Observed: 10.51 ft at 11:30AM May 15, 2024Observed: 10.49 ft at 11:45AM May 15, 2024Observed: 10.47 ft at 12:00PM May 15, 2024Observed: 10.44 ft at 12:15PM May 15, 2024Observed: 10.43 ft at 12:30PM May 15, 2024Observed: 10.41 ft at 12:45PM May 15, 2024Observed: 10.39 ft at 1:00PM May 15, 2024Observed: 10.38 ft at 1:15PM May 15, 2024Observed: 10.36 ft at 1:30PM May 15, 2024Observed: 10.35 ft at 1:45PM May 15, 2024Observed: 10.34 ft at 2:00PM May 15, 2024Observed: 10.33 ft at 2:15PM May 15, 2024Observed: 10.33 ft at 2:30PM May 15, 2024Observed: 10.31 ft at 2:45PM May 15, 2024Observed: 10.31 ft at 3:15PM May 15, 2024Observed: 10.3 ft at 3:30PM May 15, 2024Observed: 10.3 ft at 3:45PM May 15, 2024Observed: 10.3 ft at 4:00PM May 15, 2024Observed: 10.3 ft at 4:15PM May 15, 2024Observed: 10.31 ft at 4:30PM May 15, 2024Observed: 10.31 ft at 4:45PM May 15, 2024Observed: 10.32 ft at 5:00PM May 15, 2024Observed: 10.33 ft at 5:15PM May 15, 2024Observed: 10.34 ft at 5:30PM May 15, 2024Observed: 10.34 ft at 5:45PM May 15, 2024Observed: 10.36 ft at 6:00PM May 15, 2024Observed: 10.37 ft at 6:15PM May 15, 2024Observed: 10.38 ft at 6:30PM May 15, 2024Observed: 10.39 ft at 6:45PM May 15, 2024Observed: 10.4 ft at 7:00PM May 15, 2024Observed: 10.41 ft at 7:15PM May 15, 2024Observed: 10.43 ft at 7:30PM May 15, 2024Observed: 10.44 ft at 7:45PM May 15, 2024Observed: 10.45 ft at 8:00PM May 15, 2024Observed: 10.46 ft at 8:15PM May 15, 2024Observed: 10.47 ft at 8:45PM May 15, 2024Observed: 10.49 ft at 9:00PM May 15, 2024Observed: 10.49 ft at 9:15PM May 15, 2024Observed: 10.5 ft at 9:45PM May 15, 2024Observed: 10.51 ft at 10:00PM May 15, 2024Observed: 10.52 ft at 10:15PM May 15, 2024Observed: 10.52 ft at 10:30PM May 15, 2024Observed: 10.53 ft at 10:45PM May 15, 2024Observed: 10.53 ft at 11:00PM May 15, 2024Observed: 10.54 ft at 11:15PM May 15, 2024Observed: 10.54 ft at 11:30PM May 15, 2024Observed: 10.55 ft at 11:45PM May 15, 2024Observed: 10.56 ft at 12:00AM May 16, 2024Observed: 10.56 ft at 12:15AM May 16, 2024Observed: 10.57 ft at 12:30AM May 16, 2024Observed: 10.58 ft at 12:45AM May 16, 2024Observed: 10.58 ft at 1:00AM May 16, 2024Observed: 10.59 ft at 1:15AM May 16, 2024Observed: 10.59 ft at 1:30AM May 16, 2024Observed: 10.59 ft at 1:45AM May 16, 2024Observed: 10.6 ft at 2:00AM May 16, 2024Observed: 10.59 ft at 2:15AM May 16, 2024Observed: 10.6 ft at 2:30AM May 16, 2024Observed: 10.6 ft at 2:45AM May 16, 2024Observed: 10.6 ft at 3:00AM May 16, 2024Observed: 10.62 ft at 3:15AM May 16, 2024Observed: 10.61 ft at 3:30AM May 16, 2024Observed: 10.62 ft at 3:45AM May 16, 2024Observed: 10.63 ft at 4:15AM May 16, 2024Observed: 10.64 ft at 4:30AM May 16, 2024Observed: 10.64 ft at 4:45AM May 16, 2024Observed: 10.64 ft at 5:00AM May 16, 2024Observed: 10.65 ft at 5:15AM May 16, 2024Observed: 10.66 ft at 5:30AM May 16, 2024Observed: 10.66 ft at 5:45AM May 16, 2024Observed: 10.66 ft at 6:00AM May 16, 2024Observed: 10.66 ft at 6:15AM May 16, 2024Observed: 10.66 ft at 6:30AM May 16, 2024Observed: 10.65 ft at 6:45AM May 16, 2024Observed: 10.65 ft at 7:00AM May 16, 2024Observed: 10.65 ft at 7:15AM May 16, 2024Observed: 10.63 ft at 7:30AM May 16, 2024Observed: 10.63 ft at 7:45AM May 16, 2024Observed: 10.62 ft at 8:00AM May 16, 2024Observed: 10.61 ft at 8:15AM May 16, 2024Observed: 10.6 ft at 8:30AM May 16, 2024Observed: 10.58 ft at 8:45AM May 16, 2024Observed: 10.57 ft at 9:00AM May 16, 2024Observed: 10.55 ft at 9:15AM May 16, 2024Observed: 10.53 ft at 9:30AM May 16, 2024Observed: 10.51 ft at 9:45AM May 16, 2024Observed: 10.5 ft at 10:00AM May 16, 2024Observed: 10.48 ft at 10:15AM May 16, 2024Observed: 10.47 ft at 10:30AM May 16, 2024Observed: 10.45 ft at 10:45AM May 16, 2024Observed: 10.43 ft at 11:00AM May 16, 2024Observed: 10.42 ft at 11:15AM May 16, 2024Observed: 10.41 ft at 11:30AM May 16, 2024Observed: 10.4 ft at 11:45AM May 16, 2024Observed: 10.38 ft at 12:00PM May 16, 2024Observed: 10.37 ft at 12:15PM May 16, 2024Observed: 10.36 ft at 12:30PM May 16, 2024Observed: 10.35 ft at 12:45PM May 16, 2024Observed: 10.34 ft at 1:00PM May 16, 2024Observed: 10.33 ft at 1:15PM May 16, 2024Observed: 10.32 ft at 1:30PM May 16, 2024Observed: 10.31 ft at 1:45PM May 16, 2024Observed: 10.3 ft at 2:00PM May 16, 2024Observed: 10.28 ft at 2:15PM May 16, 2024Observed: 10.27 ft at 2:30PM May 16, 2024Observed: 10.27 ft at 2:45PM May 16, 2024Observed: 10.26 ft at 3:00PM May 16, 2024Observed: 10.25 ft at 3:15PM May 16, 2024Observed: 10.25 ft at 3:30PM May 16, 2024Observed: 10.25 ft at 3:45PM May 16, 2024Observed: 10.25 ft at 4:00PM May 16, 2024Observed: 10.25 ft at 4:15PM May 16, 2024Observed: 10.26 ft at 4:30PM May 16, 2024Observed: 10.27 ft at 4:45PM May 16, 2024Observed: 10.27 ft at 5:00PM May 16, 2024Observed: 10.27 ft at 5:15PM May 16, 2024Observed: 10.28 ft at 5:30PM May 16, 2024Observed: 10.29 ft at 5:45PM May 16, 2024Observed: 10.29 ft at 6:00PM May 16, 2024Observed: 10.3 ft at 6:15PM May 16, 2024Observed: 10.31 ft at 6:30PM May 16, 2024Observed: 10.32 ft at 6:45PM May 16, 2024Observed: 10.34 ft at 7:00PM May 16, 2024Observed: 10.35 ft at 7:15PM May 16, 2024Observed: 10.36 ft at 7:30PM May 16, 2024Observed: 10.37 ft at 7:45PM May 16, 2024Observed: 10.39 ft at 8:00PM May 16, 2024Observed: 10.4 ft at 8:15PM May 16, 2024Observed: 10.4 ft at 8:30PM May 16, 2024Observed: 10.41 ft at 8:45PM May 16, 2024Observed: 10.41 ft at 9:00PM May 16, 2024Observed: 10.41 ft at 9:15PM May 16, 2024Observed: 10.41 ft at 9:30PM May 16, 2024Observed: 10.41 ft at 9:45PM May 16, 2024Observed: 10.42 ft at 10:00PM May 16, 2024Observed: 10.42 ft at 10:15PM May 16, 2024Observed: 10.42 ft at 10:30PM May 16, 2024Observed: 10.42 ft at 10:45PM May 16, 2024Observed: 10.42 ft at 11:00PM May 16, 2024Observed: 10.42 ft at 11:15PM May 16, 2024Observed: 10.42 ft at 11:30PM May 16, 2024Observed: 10.42 ft at 11:45PM May 16, 2024Observed: 10.42 ft at 12:00AM May 17, 2024Observed: 10.41 ft at 12:15AM May 17, 2024Observed: 10.42 ft at 12:30AM May 17, 2024Observed: 10.42 ft at 12:45AM May 17, 2024Observed: 10.42 ft at 1:00AM May 17, 2024Observed: 10.42 ft at 1:15AM May 17, 2024Observed: 10.42 ft at 1:30AM May 17, 2024Observed: 10.43 ft at 1:45AM May 17, 2024Observed: 10.43 ft at 2:00AM May 17, 2024Observed: 10.42 ft at 2:15AM May 17, 2024Observed: 10.43 ft at 2:30AM May 17, 2024USGS--Water Resources of the United StatesELMT2(plotting HGIRG) Graph Created (2:49AM May 17, 2024)ObservedLatest observed value: 10.43 ft at 2:30 AM CDT 17-May-2024. Flood Stage is 35 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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Datum: NGVD29
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

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

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Upstream Gauge - at Loop 410 Upstream Gauge Downstream Gauge Downstream Gauge - near Floresville
Flood Categories (in feet)
Major Flood Stage: 48
Moderate Flood Stage: 39
Flood Stage: 35
Action Stage: 33
Low Stage (in feet): -9999

Historic Crests
(1) 64.20 ft on 10/18/1998
(2) 63.16 ft on 07/06/2002
(3) 61.00 ft on 09/27/1946
(4) 53.06 ft on 06/05/1986
(5) 53.00 ft on 06/28/1913
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 38.64 ft on 10/15/2021
(2) 39.91 ft on 07/07/2021
(3) 44.82 ft on 06/03/2016
(4) 44.99 ft on 05/24/2015
(5) 38.21 ft on 04/25/2015
Show More Recent Crests

(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.
Zoom Level:14
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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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
60 Downstream in Wilson county people cut off by numerous flooded Farm to Market roads. Numerous homes are flooded in Wilson county as well.
52 Widespread major flooding damages crops and pastureland. Roads and bridges are flooded and dangerous. Oil field pump jacks and irrigation pumps are flooded and damaged. Many livestock can be cut off and drowned.
48 Major flooding near Elmendorf to above Goliad State Park isolates livestock, damages crops and roads, floods oil field tank batteries, pump jacks, irrigation pumps, and any equipment in the flood plain. Flooding is widespread.
45 Moderate lowland flooding inundates crop and pastureland below San Antonio to below Floresville. Roads and bridges in the flood plain are flooded. Pump jacks and oil field tank batteries flood.
43 Moderate lowland flooding inundates and damages crop and pastureland below San Antonio to below Floresville. Numerous roads and bridges are flooded. Oil well pump jacks and irrigation pumps are flooded and damaged.
39 Moderate lowland flooding damages crops and floods pastureland below San Antonio to below Floresville. Secondary roads and low bridges, irrigation pumps, oil field pump jacks and tank batteries flood. Livestock are cut off in low areas.
35 Minor lowland flooding inundates crop and pastureland below San Antonio to below Floresville.
33 Overbank conditions may cut off livestock in low areas.
About This Location Collapse

Latitude: 29.221944° N, Longitude: 98.355556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 35 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 29 380 ft 415 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
Austin/San Antonio Weather Forecast Office
2090 Airport Road
New Braunfels, TX 78130
(830) 629-0130
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