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Hydrograph River at a Glance Download
Mississippi River at Quincy Lock and Dam 21 Tailwater (ft)Flow (kcfs)Observed: 23.76 ft at 9:00AM Oct 12, 2018Highest Observation: 23.79 ft at 9:10AM Oct 12, 2018Observed: 23.76 ft at 9:20AM Oct 12, 2018Observed: 23.74 ft at 9:30AM Oct 12, 2018Observed: 23.75 ft at 9:40AM Oct 12, 2018Observed: 23.76 ft at 9:50AM Oct 12, 2018Observed: 23.74 ft at 10:00AM Oct 12, 2018Observed: 23.72 ft at 10:10AM Oct 12, 2018Observed: 23.74 ft at 10:20AM Oct 12, 2018Observed: 23.76 ft at 10:30AM Oct 12, 2018Observed: 23.74 ft at 10:40AM Oct 12, 2018Observed: 23.73 ft at 10:50AM Oct 12, 2018Observed: 23.71 ft at 11:00AM Oct 12, 2018Observed: 23.72 ft at 11:10AM Oct 12, 2018Observed: 23.7 ft at 11:20AM Oct 12, 2018Observed: 23.71 ft at 11:30AM Oct 12, 2018Observed: 23.7 ft at 11:40AM Oct 12, 2018Observed: 23.72 ft at 11:50AM Oct 12, 2018Observed: 23.73 ft at 12:00PM Oct 12, 2018Observed: 23.69 ft at 12:10PM Oct 12, 2018Observed: 23.67 ft at 12:20PM Oct 12, 2018Observed: 23.67 ft at 12:30PM Oct 12, 2018Observed: 23.66 ft at 12:40PM Oct 12, 2018Observed: 23.69 ft at 12:50PM Oct 12, 2018Observed: 23.69 ft at 1:00PM Oct 12, 2018Observed: 23.72 ft at 1:10PM Oct 12, 2018Observed: 23.66 ft at 1:20PM Oct 12, 2018Observed: 23.66 ft at 1:30PM Oct 12, 2018Observed: 23.65 ft at 1:40PM Oct 12, 2018Observed: 23.66 ft at 1:50PM Oct 12, 2018Observed: 23.65 ft at 2:00PM Oct 12, 2018Observed: 23.64 ft at 2:10PM Oct 12, 2018Observed: 23.63 ft at 2:20PM Oct 12, 2018Observed: 23.64 ft at 2:30PM Oct 12, 2018Observed: 23.67 ft at 2:40PM Oct 12, 2018Observed: 23.65 ft at 2:50PM Oct 12, 2018Observed: 23.63 ft at 3:00PM Oct 12, 2018Observed: 23.61 ft at 3:10PM Oct 12, 2018Observed: 23.6 ft at 3:20PM Oct 12, 2018Observed: 23.62 ft at 3:30PM Oct 12, 2018Observed: 23.6 ft at 3:40PM Oct 12, 2018Observed: 23.6 ft at 3:50PM Oct 12, 2018Observed: 23.62 ft at 4:00PM Oct 12, 2018Observed: 23.62 ft at 4:10PM Oct 12, 2018Observed: 23.63 ft at 4:20PM Oct 12, 2018Observed: 23.59 ft at 4:30PM Oct 12, 2018Observed: 23.57 ft at 4:40PM Oct 12, 2018Observed: 23.56 ft at 4:50PM Oct 12, 2018Observed: 23.56 ft at 5:00PM Oct 12, 2018Observed: 23.56 ft at 5:10PM Oct 12, 2018Observed: 23.56 ft at 5:20PM Oct 12, 2018Observed: 23.56 ft at 5:30PM Oct 12, 2018Observed: 23.56 ft at 5:40PM Oct 12, 2018Observed: 23.56 ft at 5:50PM Oct 12, 2018Observed: 23.56 ft at 6:00PM Oct 12, 2018Observed: 23.54 ft at 6:10PM Oct 12, 2018Observed: 23.52 ft at 6:20PM Oct 12, 2018Observed: 23.53 ft at 6:30PM Oct 12, 2018Observed: 23.51 ft at 6:40PM Oct 12, 2018Observed: 23.51 ft at 6:50PM Oct 12, 2018Observed: 23.52 ft at 7:00PM Oct 12, 2018Observed: 23.51 ft at 7:10PM Oct 12, 2018Observed: 23.51 ft at 7:20PM Oct 12, 2018Observed: 23.52 ft at 7:30PM Oct 12, 2018Observed: 23.51 ft at 7:40PM Oct 12, 2018Observed: 23.49 ft at 7:50PM Oct 12, 2018Observed: 23.47 ft at 8:00PM Oct 12, 2018Observed: 23.46 ft at 8:10PM Oct 12, 2018Observed: 23.47 ft at 8:20PM Oct 12, 2018Observed: 23.46 ft at 8:30PM Oct 12, 2018Observed: 23.46 ft at 8:40PM Oct 12, 2018Observed: 23.47 ft at 8:50PM Oct 12, 2018Observed: 23.48 ft at 9:00PM Oct 12, 2018Observed: 23.46 ft at 9:10PM Oct 12, 2018Observed: 23.45 ft at 9:20PM Oct 12, 2018Observed: 23.43 ft at 9:30PM Oct 12, 2018Observed: 23.41 ft at 9:40PM Oct 12, 2018Observed: 23.42 ft at 9:50PM Oct 12, 2018Observed: 23.42 ft at 10:00PM Oct 12, 2018Observed: 23.41 ft at 10:10PM Oct 12, 2018Observed: 23.41 ft at 10:20PM Oct 12, 2018Observed: 23.42 ft at 10:30PM Oct 12, 2018Observed: 23.43 ft at 10:40PM Oct 12, 2018Observed: 23.39 ft at 10:50PM Oct 12, 2018Observed: 23.39 ft at 11:00PM Oct 12, 2018Observed: 23.36 ft at 11:10PM Oct 12, 2018Observed: 23.37 ft at 11:20PM Oct 12, 2018Observed: 23.4 ft at 11:30PM Oct 12, 2018Observed: 23.37 ft at 11:40PM Oct 12, 2018Observed: 23.36 ft at 11:50PM Oct 12, 2018Observed: 23.38 ft at 12:00AM Oct 13, 2018Observed: 23.38 ft at 12:10AM Oct 13, 2018Observed: 23.36 ft at 12:20AM Oct 13, 2018Observed: 23.37 ft at 12:30AM Oct 13, 2018Observed: 23.36 ft at 12:40AM Oct 13, 2018Observed: 23.34 ft at 12:50AM Oct 13, 2018Observed: 23.34 ft at 1:00AM Oct 13, 2018Observed: 23.34 ft at 1:10AM Oct 13, 2018Observed: 23.33 ft at 1:20AM Oct 13, 2018Observed: 23.37 ft at 1:30AM Oct 13, 2018Observed: 23.32 ft at 1:40AM Oct 13, 2018Observed: 23.34 ft at 1:50AM Oct 13, 2018Observed: 23.32 ft at 2:00AM Oct 13, 2018Observed: 23.3 ft at 2:10AM Oct 13, 2018Observed: 23.32 ft at 2:20AM Oct 13, 2018Observed: 23.31 ft at 2:30AM Oct 13, 2018Observed: 23.29 ft at 2:40AM Oct 13, 2018Observed: 23.31 ft at 2:50AM Oct 13, 2018Observed: 23.3 ft at 3:00AM Oct 13, 2018Observed: 23.31 ft at 3:10AM Oct 13, 2018Observed: 23.29 ft at 3:20AM Oct 13, 2018Observed: 23.27 ft at 3:30AM Oct 13, 2018Observed: 23.27 ft at 3:40AM Oct 13, 2018Observed: 23.28 ft at 3:50AM Oct 13, 2018Observed: 23.27 ft at 4:00AM Oct 13, 2018Observed: 23.28 ft at 4:10AM Oct 13, 2018Observed: 23.28 ft at 4:20AM Oct 13, 2018Observed: 23.29 ft at 4:30AM Oct 13, 2018Observed: 23.27 ft at 4:40AM Oct 13, 2018Observed: 23.25 ft at 4:50AM Oct 13, 2018Observed: 23.25 ft at 5:00AM Oct 13, 2018Observed: 23.24 ft at 5:10AM Oct 13, 2018Observed: 23.24 ft at 5:20AM Oct 13, 2018Observed: 23.24 ft at 5:30AM Oct 13, 2018Observed: 23.24 ft at 5:40AM Oct 13, 2018Observed: 23.27 ft at 5:50AM Oct 13, 2018Observed: 23.25 ft at 6:00AM Oct 13, 2018Observed: 23.22 ft at 6:10AM Oct 13, 2018Observed: 23.21 ft at 6:20AM Oct 13, 2018Observed: 23.21 ft at 6:30AM Oct 13, 2018Observed: 23.21 ft at 6:40AM Oct 13, 2018Observed: 23.21 ft at 6:50AM Oct 13, 2018Observed: 23.2 ft at 7:00AM Oct 13, 2018Observed: 23.2 ft at 7:10AM Oct 13, 2018Observed: 23.2 ft at 7:20AM Oct 13, 2018Observed: 23.22 ft at 7:30AM Oct 13, 2018Observed: 23.22 ft at 7:40AM Oct 13, 2018Observed: 23.23 ft at 7:50AM Oct 13, 2018Observed: 23.21 ft at 8:00AM Oct 13, 2018Observed: 23.18 ft at 8:10AM Oct 13, 2018Observed: 23.19 ft at 8:20AM Oct 13, 2018Observed: 23.18 ft at 8:30AM Oct 13, 2018Observed: 23.17 ft at 8:40AM Oct 13, 2018Observed: 23.18 ft at 8:50AM Oct 13, 2018Observed: 23.2 ft at 9:00AM Oct 13, 2018Observed: 23.19 ft at 9:10AM Oct 13, 2018Observed: 23.2 ft at 9:20AM Oct 13, 2018Observed: 23.19 ft at 9:30AM Oct 13, 2018Observed: 23.16 ft at 9:40AM Oct 13, 2018Observed: 23.18 ft at 9:50AM Oct 13, 2018Observed: 23.17 ft at 10:00AM Oct 13, 2018Observed: 23.15 ft at 10:10AM Oct 13, 2018Observed: 23.16 ft at 10:20AM Oct 13, 2018Observed: 23.16 ft at 10:30AM Oct 13, 2018Observed: 23.16 ft at 10:40AM Oct 13, 2018Observed: 23.17 ft at 10:50AM Oct 13, 2018Observed: 23.17 ft at 11:00AM Oct 13, 2018Observed: 23.19 ft at 11:10AM Oct 13, 2018Observed: 23.16 ft at 11:20AM Oct 13, 2018Observed: 23.15 ft at 11:30AM Oct 13, 2018Observed: 23.13 ft at 11:40AM Oct 13, 2018Observed: 23.15 ft at 11:50AM Oct 13, 2018Observed: 23.13 ft at 12:00PM Oct 13, 2018Observed: 23.14 ft at 12:10PM Oct 13, 2018Observed: 23.15 ft at 12:20PM Oct 13, 2018Observed: 23.15 ft at 12:30PM Oct 13, 2018Observed: 23.14 ft at 12:40PM Oct 13, 2018Observed: 23.14 ft at 12:50PM Oct 13, 2018Observed: 23.12 ft at 1:00PM Oct 13, 2018Observed: 23.12 ft at 1:10PM Oct 13, 2018Observed: 23.12 ft at 1:20PM Oct 13, 2018Observed: 23.14 ft at 1:30PM Oct 13, 2018Observed: 23.12 ft at 1:40PM Oct 13, 2018Observed: 23.12 ft at 1:50PM Oct 13, 2018Observed: 23.12 ft at 2:00PM Oct 13, 2018Observed: 23.12 ft at 2:10PM Oct 13, 2018Observed: 23.13 ft at 2:20PM Oct 13, 2018Observed: 23.11 ft at 2:30PM Oct 13, 2018Observed: 23.1 ft at 2:40PM Oct 13, 2018Observed: 23.12 ft at 2:50PM Oct 13, 2018Observed: 23.1 ft at 3:00PM Oct 13, 2018Observed: 23.1 ft at 3:10PM Oct 13, 2018Observed: 23.1 ft at 3:20PM Oct 13, 2018Observed: 23.11 ft at 3:30PM Oct 13, 2018Observed: 23.1 ft at 3:40PM Oct 13, 2018Observed: 23.13 ft at 3:50PM Oct 13, 2018Observed: 23.15 ft at 4:00PM Oct 13, 2018Observed: 23.12 ft at 4:10PM Oct 13, 2018Observed: 23.1 ft at 4:20PM Oct 13, 2018Observed: 23.1 ft at 4:30PM Oct 13, 2018Observed: 23.09 ft at 4:40PM Oct 13, 2018Observed: 23.07 ft at 4:50PM Oct 13, 2018Observed: 23.07 ft at 5:00PM Oct 13, 2018Observed: 23.09 ft at 5:10PM Oct 13, 2018Observed: 23.09 ft at 5:20PM Oct 13, 2018Observed: 23.09 ft at 5:30PM Oct 13, 2018Observed: 23.11 ft at 5:40PM Oct 13, 2018Observed: 23.08 ft at 5:50PM Oct 13, 2018Observed: 23.06 ft at 6:00PM Oct 13, 2018Observed: 23.05 ft at 6:10PM Oct 13, 2018Observed: 23.07 ft at 6:20PM Oct 13, 2018Observed: 23.05 ft at 6:30PM Oct 13, 2018Observed: 23.07 ft at 6:40PM Oct 13, 2018Observed: 23.07 ft at 6:50PM Oct 13, 2018Observed: 23.08 ft at 7:00PM Oct 13, 2018Observed: 23.08 ft at 7:10PM Oct 13, 2018Observed: 23.06 ft at 7:20PM Oct 13, 2018Observed: 23.06 ft at 7:30PM Oct 13, 2018Observed: 23.05 ft at 7:40PM Oct 13, 2018Observed: 23.04 ft at 7:50PM Oct 13, 2018Observed: 23.04 ft at 8:00PM Oct 13, 2018Observed: 23.04 ft at 8:10PM Oct 13, 2018Observed: 23.06 ft at 8:20PM Oct 13, 2018Observed: 23.06 ft at 8:30PM Oct 13, 2018Observed: 23.07 ft at 8:40PM Oct 13, 2018Observed: 23.05 ft at 8:50PM Oct 13, 2018Observed: 23.03 ft at 9:00PM Oct 13, 2018Observed: 23.04 ft at 9:10PM Oct 13, 2018Observed: 23.03 ft at 9:20PM Oct 13, 2018Observed: 23.05 ft at 9:30PM Oct 13, 2018Observed: 23.04 ft at 9:40PM Oct 13, 2018Observed: 23.03 ft at 9:50PM Oct 13, 2018Observed: 23.07 ft at 10:00PM Oct 13, 2018Observed: 23.06 ft at 10:10PM Oct 13, 2018Observed: 23.03 ft at 10:20PM Oct 13, 2018Observed: 23.04 ft at 10:30PM Oct 13, 2018Observed: 23.03 ft at 10:40PM Oct 13, 2018Observed: 23.03 ft at 10:50PM Oct 13, 2018Observed: 23.03 ft at 11:00PM Oct 13, 2018Observed: 23.04 ft at 11:10PM Oct 13, 2018Observed: 23.06 ft at 11:20PM Oct 13, 2018Observed: 23.04 ft at 11:30PM Oct 13, 2018Observed: 23.03 ft at 11:40PM Oct 13, 2018Observed: 23.04 ft at 11:50PM Oct 13, 2018Observed: 23.02 ft at 12:00AM Oct 14, 2018Observed: 23.02 ft at 12:10AM Oct 14, 2018Observed: 23.03 ft at 12:20AM Oct 14, 2018Observed: 23.04 ft at 12:30AM Oct 14, 2018Observed: 23.05 ft at 12:40AM Oct 14, 2018Observed: 23.02 ft at 12:50AM Oct 14, 2018Observed: 23.03 ft at 1:00AM Oct 14, 2018Observed: 23.06 ft at 1:10AM Oct 14, 2018Observed: 23.01 ft at 1:20AM Oct 14, 2018Observed: 23.02 ft at 1:30AM Oct 14, 2018Observed: 23.03 ft at 1:40AM Oct 14, 2018Observed: 23.02 ft at 1:50AM Oct 14, 2018Observed: 23.03 ft at 2:00AM Oct 14, 2018Observed: 23.04 ft at 2:10AM Oct 14, 2018Observed: 23.04 ft at 2:20AM Oct 14, 2018Observed: 23.03 ft at 2:30AM Oct 14, 2018Observed: 23.04 ft at 2:40AM Oct 14, 2018Observed: 23.02 ft at 2:50AM Oct 14, 2018Observed: 23.01 ft at 3:00AM Oct 14, 2018Observed: 23.02 ft at 3:10AM Oct 14, 2018Observed: 23.02 ft at 3:20AM Oct 14, 2018Observed: 23.01 ft at 3:30AM Oct 14, 2018Observed: 23.03 ft at 3:40AM Oct 14, 2018Observed: 23.02 ft at 3:50AM Oct 14, 2018Observed: 23.05 ft at 4:00AM Oct 14, 2018Observed: 23.04 ft at 4:10AM Oct 14, 2018Observed: 23.01 ft at 4:20AM Oct 14, 2018Observed: 23.01 ft at 4:30AM Oct 14, 2018Observed: 23.01 ft at 4:40AM Oct 14, 2018Observed: 23.01 ft at 4:50AM Oct 14, 2018Observed: 23.02 ft at 5:00AM Oct 14, 2018Observed: 23.01 ft at 5:10AM Oct 14, 2018Observed: 23.04 ft at 5:20AM Oct 14, 2018Observed: 23.02 ft at 5:30AM Oct 14, 2018Observed: 23.03 ft at 5:40AM Oct 14, 2018Observed: 23.03 ft at 5:50AM Oct 14, 2018Observed: 23.01 ft at 6:00AM Oct 14, 2018Observed: 23.01 ft at 6:10AM Oct 14, 2018Observed: 23.01 ft at 6:20AM Oct 14, 2018Observed: 23.02 ft at 6:30AM Oct 14, 2018Observed: 23.02 ft at 6:40AM Oct 14, 2018Observed: 23.04 ft at 6:50AM Oct 14, 2018Observed: 23.03 ft at 7:00AM Oct 14, 2018Observed: 23.03 ft at 7:10AM Oct 14, 2018Observed: 23.02 ft at 7:20AM Oct 14, 2018Observed: 23.01 ft at 7:30AM Oct 14, 2018Observed: 23.02 ft at 7:40AM Oct 14, 2018Observed: 23.01 ft at 7:50AM Oct 14, 2018Observed: 23.02 ft at 8:00AM Oct 14, 2018Observed: 23.02 ft at 8:10AM Oct 14, 2018Observed: 23.02 ft at 8:20AM Oct 14, 2018Observed: 23.03 ft at 8:30AM Oct 14, 2018Observed: 23.01 ft at 8:40AM Oct 14, 2018Observed: 23.04 ft at 8:50AM Oct 14, 2018Observed: 23.02 ft at 9:00AM Oct 14, 2018Observed: 23.02 ft at 9:10AM Oct 14, 2018Observed: 23.03 ft at 9:20AM Oct 14, 2018Observed: 23.02 ft at 9:30AM Oct 14, 2018Observed: 23.01 ft at 9:40AM Oct 14, 2018Observed: 23.03 ft at 9:50AM Oct 14, 2018Observed: 23.04 ft at 10:00AM Oct 14, 2018Observed: 23.05 ft at 10:10AM Oct 14, 2018Observed: 23.03 ft at 10:20AM Oct 14, 2018Observed: 23.01 ft at 10:30AM Oct 14, 2018Observed: 23.02 ft at 10:40AM Oct 14, 2018Observed: 23.02 ft at 10:50AM Oct 14, 2018Observed: 23.04 ft at 11:00AM Oct 14, 2018Observed: 23.05 ft at 11:10AM Oct 14, 2018Observed: 23.05 ft at 11:20AM Oct 14, 2018Observed: 23.03 ft at 11:30AM Oct 14, 2018Observed: 23.04 ft at 11:40AM Oct 14, 2018Observed: 23.04 ft at 11:50AM Oct 14, 2018Observed: 23.04 ft at 12:00PM Oct 14, 2018Observed: 23.02 ft at 12:10PM Oct 14, 2018Observed: 23.04 ft at 12:20PM Oct 14, 2018Observed: 23.04 ft at 12:30PM Oct 14, 2018Observed: 23.03 ft at 12:40PM Oct 14, 2018Observed: 23.05 ft at 12:50PM Oct 14, 2018Observed: 23.06 ft at 1:00PM Oct 14, 2018Observed: 23.06 ft at 1:10PM Oct 14, 2018Observed: 23.05 ft at 1:20PM Oct 14, 2018Observed: 23.07 ft at 1:30PM Oct 14, 2018Observed: 23.04 ft at 1:40PM Oct 14, 2018Observed: 23.04 ft at 1:50PM Oct 14, 2018Observed: 23.05 ft at 2:00PM Oct 14, 2018Observed: 23.06 ft at 2:10PM Oct 14, 2018Observed: 23.07 ft at 2:20PM Oct 14, 2018Observed: 23.08 ft at 2:30PM Oct 14, 2018Observed: 23.06 ft at 2:40PM Oct 14, 2018Observed: 23.06 ft at 2:50PM Oct 14, 2018Observed: 23.05 ft at 3:00PM Oct 14, 2018Observed: 23.05 ft at 3:10PM Oct 14, 2018Observed: 23.05 ft at 3:20PM Oct 14, 2018Observed: 23.08 ft at 3:30PM Oct 14, 2018Observed: 23.07 ft at 3:40PM Oct 14, 2018Observed: 23.07 ft at 3:50PM Oct 14, 2018Observed: 23.06 ft at 4:00PM Oct 14, 2018Observed: 23.06 ft at 4:10PM Oct 14, 2018Observed: 23.06 ft at 4:20PM Oct 14, 2018Observed: 23.07 ft at 4:30PM Oct 14, 2018Observed: 23.08 ft at 4:40PM Oct 14, 2018Observed: 23.07 ft at 4:50PM Oct 14, 2018Observed: 23.08 ft at 5:00PM Oct 14, 2018Observed: 23.1 ft at 5:10PM Oct 14, 2018Observed: 23.07 ft at 5:20PM Oct 14, 2018Observed: 23.07 ft at 5:30PM Oct 14, 2018Observed: 23.07 ft at 5:40PM Oct 14, 2018Observed: 23.08 ft at 5:50PM Oct 14, 2018Observed: 23.08 ft at 6:00PM Oct 14, 2018Observed: 23.09 ft at 6:10PM Oct 14, 2018Observed: 23.1 ft at 6:20PM Oct 14, 2018Observed: 23.1 ft at 6:30PM Oct 14, 2018Observed: 23.09 ft at 6:40PM Oct 14, 2018Observed: 23.1 ft at 6:50PM Oct 14, 2018Observed: 23.09 ft at 7:00PM Oct 14, 2018Observed: 23.1 ft at 7:10PM Oct 14, 2018Observed: 23.1 ft at 7:20PM Oct 14, 2018Observed: 23.1 ft at 7:30PM Oct 14, 2018Observed: 23.13 ft at 7:40PM Oct 14, 2018Observed: 23.11 ft at 7:50PM Oct 14, 2018Observed: 23.11 ft at 8:00PM Oct 14, 2018Observed: 23.11 ft at 8:10PM Oct 14, 2018Observed: 23.1 ft at 8:20PM Oct 14, 2018Observed: 23.12 ft at 8:30PM Oct 14, 2018Observed: 23.11 ft at 8:40PM Oct 14, 2018Observed: 23.13 ft at 8:50PM Oct 14, 2018Observed: 23.16 ft at 9:00PM Oct 14, 2018Observed: 23.15 ft at 9:10PM Oct 14, 2018Observed: 23.15 ft at 9:20PM Oct 14, 2018Observed: 23.13 ft at 9:30PM Oct 14, 2018Observed: 23.13 ft at 9:40PM Oct 14, 2018Observed: 23.14 ft at 9:50PM Oct 14, 2018Observed: 23.13 ft at 10:00PM Oct 14, 2018Observed: 23.13 ft at 10:10PM Oct 14, 2018Observed: 23.13 ft at 10:20PM Oct 14, 2018Observed: 23.15 ft at 10:30PM Oct 14, 2018Observed: 23.15 ft at 10:40PM Oct 14, 2018Observed: 23.13 ft at 10:50PM Oct 14, 2018Observed: 23.14 ft at 11:00PM Oct 14, 2018Observed: 23.14 ft at 11:10PM Oct 14, 2018Observed: 23.15 ft at 11:20PM Oct 14, 2018Observed: 23.14 ft at 11:30PM Oct 14, 2018Observed: 23.16 ft at 11:40PM Oct 14, 2018Observed: 23.16 ft at 11:50PM Oct 14, 2018Observed: 23.15 ft at 12:00AM Oct 15, 2018Observed: 23.15 ft at 12:10AM Oct 15, 2018Observed: 23.14 ft at 12:20AM Oct 15, 2018Observed: 23.15 ft at 12:30AM Oct 15, 2018Observed: 23.16 ft at 12:40AM Oct 15, 2018Observed: 23.18 ft at 12:50AM Oct 15, 2018Observed: 23.19 ft at 1:00AM Oct 15, 2018Observed: 23.16 ft at 1:10AM Oct 15, 2018Observed: 23.16 ft at 1:20AM Oct 15, 2018Observed: 23.15 ft at 1:30AM Oct 15, 2018Observed: 23.16 ft at 1:40AM Oct 15, 2018Observed: 23.16 ft at 1:50AM Oct 15, 2018Observed: 23.19 ft at 2:00AM Oct 15, 2018Observed: 23.17 ft at 2:10AM Oct 15, 2018Observed: 23.19 ft at 2:20AM Oct 15, 2018Observed: 23.17 ft at 2:30AM Oct 15, 2018Observed: 23.15 ft at 2:40AM Oct 15, 2018Observed: 23.19 ft at 2:50AM Oct 15, 2018Observed: 23.17 ft at 3:00AM Oct 15, 2018Observed: 23.17 ft at 3:10AM Oct 15, 2018Observed: 23.18 ft at 3:20AM Oct 15, 2018Observed: 23.19 ft at 3:30AM Oct 15, 2018Observed: 23.19 ft at 3:40AM Oct 15, 2018Observed: 23.15 ft at 3:50AM Oct 15, 2018Observed: 23.16 ft at 4:00AM Oct 15, 2018Observed: 23.17 ft at 4:10AM Oct 15, 2018Observed: 23.18 ft at 4:20AM Oct 15, 2018Observed: 23.18 ft at 4:30AM Oct 15, 2018Observed: 23.19 ft at 4:40AM Oct 15, 2018Observed: 23.23 ft at 4:50AM Oct 15, 2018Observed: 23.18 ft at 5:00AM Oct 15, 2018Observed: 23.19 ft at 5:10AM Oct 15, 2018Observed: 23.16 ft at 5:20AM Oct 15, 2018Observed: 23.18 ft at 5:30AM Oct 15, 2018Observed: 23.17 ft at 5:40AM Oct 15, 2018Observed: 23.19 ft at 5:50AM Oct 15, 2018Observed: 23.19 ft at 6:00AM Oct 15, 2018Observed: 23.19 ft at 6:10AM Oct 15, 2018Observed: 23.2 ft at 6:20AM Oct 15, 2018Observed: 23.16 ft at 6:30AM Oct 15, 2018Observed: 23.18 ft at 6:40AM Oct 15, 2018Observed: 23.16 ft at 6:50AM Oct 15, 2018Observed: 23.2 ft at 7:00AM Oct 15, 2018Observed: 23.17 ft at 7:10AM Oct 15, 2018Observed: 23.19 ft at 7:20AM Oct 15, 2018Observed: 23.2 ft at 7:30AM Oct 15, 2018Observed: 23.23 ft at 7:40AM Oct 15, 2018Observed: 23.19 ft at 7:50AM Oct 15, 2018Observed: 23.19 ft at 8:00AM Oct 15, 2018Observed: 23.2 ft at 8:10AM Oct 15, 2018Observed: 23.16 ft at 8:20AM Oct 15, 2018Observed: 23.17 ft at 8:30AM Oct 15, 2018Observed: 23.19 ft at 8:40AM Oct 15, 2018Observed: 23.19 ft at 8:50AM Oct 15, 2018Observed: 23.2 ft at 9:00AM Oct 15, 2018Observed: 23.21 ft at 9:10AM Oct 15, 2018Observed: 23.22 ft at 9:20AM Oct 15, 2018Observed: 23.19 ft at 9:30AM Oct 15, 2018Observed: 23.18 ft at 9:40AM Oct 15, 2018Observed: 23.18 ft at 9:50AM Oct 15, 2018Observed: 23.2 ft at 10:00AM Oct 15, 2018Observed: 23.2 ft at 10:10AM Oct 15, 2018Observed: 23.21 ft at 10:20AM Oct 15, 2018Observed: 23.21 ft at 10:30AM Oct 15, 2018Observed: 23.2 ft at 10:40AM Oct 15, 2018Observed: 23.22 ft at 10:50AM Oct 15, 2018Observed: 23.2 ft at 11:00AM Oct 15, 2018Observed: 23.19 ft at 11:10AM Oct 15, 2018Observed: 23.2 ft at 11:20AM Oct 15, 2018Observed: 23.2 ft at 11:30AM Oct 15, 2018Observed: 23.2 ft at 11:40AM Oct 15, 2018Observed: 23.2 ft at 11:50AM Oct 15, 2018Observed: 23.23 ft at 12:00PM Oct 15, 2018Observed: 23.24 ft at 12:10PM Oct 15, 2018Observed: 23.21 ft at 12:20PM Oct 15, 2018Observed: 23.22 ft at 12:30PM Oct 15, 2018Observed: 23.2 ft at 12:40PM Oct 15, 2018Observed: 23.22 ft at 12:50PM Oct 15, 2018Observed: 23.21 ft at 1:00PM Oct 15, 2018Observed: 23.21 ft at 1:10PM Oct 15, 2018Observed: 23.22 ft at 1:20PM Oct 15, 2018Observed: 23.24 ft at 1:30PM Oct 15, 2018Observed: 23.24 ft at 1:40PM Oct 15, 2018Observed: 23.21 ft at 1:50PM Oct 15, 2018Observed: 23.19 ft at 2:00PM Oct 15, 2018Observed: 23.2 ft at 2:10PM Oct 15, 2018Observed: 23.2 ft at 2:20PM Oct 15, 2018Observed: 23.21 ft at 2:30PM Oct 15, 2018Observed: 23.21 ft at 2:40PM Oct 15, 2018Observed: 23.21 ft at 2:50PM Oct 15, 2018Observed: 23.25 ft at 3:00PM Oct 15, 2018Observed: 23.23 ft at 3:10PM Oct 15, 2018Observed: 23.21 ft at 3:20PM Oct 15, 2018Observed: 23.23 ft at 3:30PM Oct 15, 2018Observed: 23.19 ft at 3:40PM Oct 15, 2018Observed: 23.2 ft at 3:50PM Oct 15, 2018Observed: 23.23 ft at 4:00PM Oct 15, 2018Observed: 23.21 ft at 4:10PM Oct 15, 2018Observed: 23.23 ft at 4:20PM Oct 15, 2018Observed: 23.2 ft at 4:30PM Oct 15, 2018Observed: 23.24 ft at 4:40PM Oct 15, 2018Observed: 23.21 ft at 4:50PM Oct 15, 2018Observed: 23.22 ft at 5:00PM Oct 15, 2018Observed: 23.19 ft at 5:10PM Oct 15, 2018Observed: 23.2 ft at 5:20PM Oct 15, 2018Observed: 23.2 ft at 5:30PM Oct 15, 2018Observed: 23.21 ft at 5:40PM Oct 15, 2018Observed: 23.2 ft at 5:50PM Oct 15, 2018Observed: 23.23 ft at 6:00PM Oct 15, 2018Observed: 23.23 ft at 6:10PM Oct 15, 2018Observed: 23.22 ft at 6:20PM Oct 15, 2018Observed: 23.21 ft at 6:30PM Oct 15, 2018Observed: 23.19 ft at 6:40PM Oct 15, 2018Observed: 23.21 ft at 6:50PM Oct 15, 2018Observed: 23.2 ft at 7:00PM Oct 15, 2018Observed: 23.22 ft at 7:10PM Oct 15, 2018Observed: 23.23 ft at 7:20PM Oct 15, 2018Observed: 23.21 ft at 7:30PM Oct 15, 2018Observed: 23.22 ft at 7:40PM Oct 15, 2018Observed: 23.21 ft at 7:50PM Oct 15, 2018Observed: 23.25 ft at 8:00PM Oct 15, 2018Observed: 23.2 ft at 8:10PM Oct 15, 2018Observed: 23.2 ft at 8:20PM Oct 15, 2018Observed: 23.21 ft at 8:30PM Oct 15, 2018Observed: 23.2 ft at 8:40PM Oct 15, 2018Observed: 23.21 ft at 8:50PM Oct 15, 2018Observed: 23.2 ft at 9:00PM Oct 15, 2018Observed: 23.22 ft at 9:10PM Oct 15, 2018Observed: 23.23 ft at 9:20PM Oct 15, 2018Observed: 23.23 ft at 9:30PM Oct 15, 2018Observed: 23.24 ft at 9:40PM Oct 15, 2018Observed: 23.2 ft at 9:50PM Oct 15, 2018Observed: 23.2 ft at 10:00PM Oct 15, 2018Observed: 23.19 ft at 10:10PM Oct 15, 2018Observed: 23.19 ft at 10:20PM Oct 15, 2018Observed: 23.2 ft at 10:30PM Oct 15, 2018Observed: 23.2 ft at 10:40PM Oct 15, 2018Observed: 23.21 ft at 10:50PM Oct 15, 2018Observed: 23.19 ft at 11:00PM Oct 15, 2018Observed: 23.21 ft at 11:10PM Oct 15, 2018Observed: 23.22 ft at 11:20PM Oct 15, 2018Observed: 23.22 ft at 11:30PM Oct 15, 2018Observed: 23.19 ft at 11:40PM Oct 15, 2018Observed: 23.2 ft at 11:50PM Oct 15, 2018Observed: 23.2 ft at 12:00AM Oct 16, 2018Observed: 23.19 ft at 12:10AM Oct 16, 2018Observed: 23.22 ft at 12:20AM Oct 16, 2018Observed: 23.2 ft at 12:30AM Oct 16, 2018Observed: 23.2 ft at 12:40AM Oct 16, 2018Observed: 23.2 ft at 12:50AM Oct 16, 2018Observed: 23.2 ft at 1:00AM Oct 16, 2018Observed: 23.19 ft at 1:10AM Oct 16, 2018Observed: 23.18 ft at 1:20AM Oct 16, 2018Observed: 23.19 ft at 1:30AM Oct 16, 2018Observed: 23.2 ft at 1:40AM Oct 16, 2018Observed: 23.18 ft at 1:50AM Oct 16, 2018Observed: 23.22 ft at 2:00AM Oct 16, 2018Observed: 23.2 ft at 2:10AM Oct 16, 2018Observed: 23.19 ft at 2:20AM Oct 16, 2018Observed: 23.19 ft at 2:30AM Oct 16, 2018Observed: 23.17 ft at 2:40AM Oct 16, 2018Observed: 23.18 ft at 2:50AM Oct 16, 2018Observed: 23.18 ft at 3:00AM Oct 16, 2018Observed: 23.18 ft at 3:10AM Oct 16, 2018Observed: 23.18 ft at 3:20AM Oct 16, 2018Observed: 23.19 ft at 3:30AM Oct 16, 2018Observed: 23.19 ft at 3:40AM Oct 16, 2018Observed: 23.19 ft at 3:50AM Oct 16, 2018Observed: 23.18 ft at 4:00AM Oct 16, 2018Observed: 23.17 ft at 4:10AM Oct 16, 2018Observed: 23.17 ft at 4:20AM Oct 16, 2018Observed: 23.17 ft at 4:30AM Oct 16, 2018Observed: 23.18 ft at 4:40AM Oct 16, 2018Observed: 23.17 ft at 4:50AM Oct 16, 2018Observed: 23.16 ft at 5:00AM Oct 16, 2018Observed: 23.15 ft at 5:10AM Oct 16, 2018Observed: 23.15 ft at 5:20AM Oct 16, 2018Observed: 23.17 ft at 5:30AM Oct 16, 2018Observed: 23.14 ft at 5:40AM Oct 16, 2018Observed: 23.15 ft at 5:50AM Oct 16, 2018Observed: 23.16 ft at 6:00AM Oct 16, 2018Observed: 23.18 ft at 6:10AM Oct 16, 2018Observed: 23.2 ft at 6:20AM Oct 16, 2018Observed: 23.14 ft at 6:30AM Oct 16, 2018Observed: 23.15 ft at 6:40AM Oct 16, 2018Observed: 23.16 ft at 6:50AM Oct 16, 2018Observed: 23.14 ft at 7:00AM Oct 16, 2018Observed: 23.15 ft at 7:10AM Oct 16, 2018Observed: 23.15 ft at 7:20AM Oct 16, 2018Observed: 23.17 ft at 7:30AM Oct 16, 2018Observed: 23.16 ft at 7:40AM Oct 16, 2018Observed: 23.15 ft at 7:50AM Oct 16, 2018Observed: 23.13 ft at 8:00AM Oct 16, 2018Observed: 23.14 ft at 8:10AM Oct 16, 2018Observed: 23.12 ft at 8:20AM Oct 16, 2018Observed: 23.13 ft at 8:30AM Oct 16, 2018Observed: 23.15 ft at 8:40AM Oct 16, 2018Observed: 23.14 ft at 8:50AM Oct 16, 2018Observed: 23.15 ft at 9:00AM Oct 16, 2018Observed: 23.11 ft at 9:10AM Oct 16, 2018Observed: 23.1 ft at 9:20AM Oct 16, 2018Observed: 23.13 ft at 9:30AM Oct 16, 2018Observed: 23.11 ft at 9:40AM Oct 16, 2018Observed: 23.11 ft at 9:50AM Oct 16, 2018Observed: 23.12 ft at 10:00AM Oct 16, 2018Observed: 23.09 ft at 10:10AM Oct 16, 2018Observed: 23.14 ft at 10:20AM Oct 16, 2018Observed: 23.13 ft at 10:30AM Oct 16, 2018Observed: 23.09 ft at 10:40AM Oct 16, 2018Observed: 23.1 ft at 10:50AM Oct 16, 2018Observed: 23.08 ft at 11:00AM Oct 16, 2018Observed: 23.09 ft at 11:10AM Oct 16, 2018Observed: 23.09 ft at 11:20AM Oct 16, 2018Observed: 23.1 ft at 11:30AM Oct 16, 2018Observed: 23.11 ft at 11:40AM Oct 16, 2018Observed: 23.1 ft at 11:50AM Oct 16, 2018Observed: 23.07 ft at 12:00PM Oct 16, 2018Observed: 23.07 ft at 12:10PM Oct 16, 2018Observed: 23.09 ft at 12:20PM Oct 16, 2018Observed: 23.06 ft at 12:30PM Oct 16, 2018Observed: 23.07 ft at 12:40PM Oct 16, 2018Observed: 23.09 ft at 12:50PM Oct 16, 2018Observed: 23.09 ft at 1:00PM Oct 16, 2018Observed: 23.08 ft at 1:10PM Oct 16, 2018Observed: 23.06 ft at 1:20PM Oct 16, 2018Observed: 23.06 ft at 1:30PM Oct 16, 2018Observed: 23.05 ft at 1:40PM Oct 16, 2018Observed: 23.07 ft at 1:50PM Oct 16, 2018Observed: 23.06 ft at 2:00PM Oct 16, 2018Observed: 23.06 ft at 2:10PM Oct 16, 2018Observed: 23.07 ft at 2:20PM Oct 16, 2018Observed: 23.07 ft at 2:30PM Oct 16, 2018Observed: 23.05 ft at 2:40PM Oct 16, 2018Observed: 23.05 ft at 2:50PM Oct 16, 2018Observed: 23.04 ft at 3:00PM Oct 16, 2018Observed: 23.04 ft at 3:10PM Oct 16, 2018Observed: 23.03 ft at 3:20PM Oct 16, 2018Observed: 23.04 ft at 3:30PM Oct 16, 2018Observed: 23.02 ft at 3:40PM Oct 16, 2018Observed: 23.03 ft at 3:50PM Oct 16, 2018Observed: 23.03 ft at 4:00PM Oct 16, 2018Observed: 23.04 ft at 4:10PM Oct 16, 2018Observed: 23.04 ft at 4:20PM Oct 16, 2018Observed: 23.06 ft at 4:30PM Oct 16, 2018Observed: 23.02 ft at 4:40PM Oct 16, 2018Observed: 23.01 ft at 4:50PM Oct 16, 2018Observed: 23 ft at 5:00PM Oct 16, 2018Observed: 23.01 ft at 5:10PM Oct 16, 2018Observed: 23 ft at 5:20PM Oct 16, 2018Observed: 23 ft at 5:30PM Oct 16, 2018Observed: 23.01 ft at 5:40PM Oct 16, 2018Observed: 23 ft at 5:50PM Oct 16, 2018Observed: 23 ft at 6:00PM Oct 16, 2018Observed: 23.02 ft at 6:10PM Oct 16, 2018Observed: 23 ft at 6:20PM Oct 16, 2018Observed: 22.99 ft at 6:30PM Oct 16, 2018Observed: 22.99 ft at 6:40PM Oct 16, 2018Observed: 22.98 ft at 6:50PM Oct 16, 2018Observed: 22.95 ft at 7:00PM Oct 16, 2018Observed: 22.97 ft at 7:10PM Oct 16, 2018Observed: 22.98 ft at 7:20PM Oct 16, 2018Observed: 22.98 ft at 7:30PM Oct 16, 2018Observed: 22.98 ft at 7:40PM Oct 16, 2018Observed: 22.96 ft at 7:50PM Oct 16, 2018Observed: 22.98 ft at 8:00PM Oct 16, 2018Observed: 22.96 ft at 8:10PM Oct 16, 2018Observed: 22.99 ft at 8:20PM Oct 16, 2018Observed: 22.98 ft at 8:30PM Oct 16, 2018Observed: 22.97 ft at 8:40PM Oct 16, 2018Observed: 22.94 ft at 8:50PM Oct 16, 2018Observed: 22.93 ft at 9:00PM Oct 16, 2018Observed: 22.94 ft at 9:10PM Oct 16, 2018Observed: 22.94 ft at 9:20PM Oct 16, 2018Observed: 22.96 ft at 9:30PM Oct 16, 2018Observed: 22.93 ft at 9:40PM Oct 16, 2018Observed: 22.93 ft at 9:50PM Oct 16, 2018Observed: 22.94 ft at 10:00PM Oct 16, 2018Observed: 22.94 ft at 10:10PM Oct 16, 2018Observed: 22.93 ft at 10:20PM Oct 16, 2018Observed: 22.94 ft at 10:30PM Oct 16, 2018Observed: 22.93 ft at 10:40PM Oct 16, 2018Observed: 22.91 ft at 10:50PM Oct 16, 2018Observed: 22.92 ft at 11:00PM Oct 16, 2018Observed: 22.9 ft at 11:10PM Oct 16, 2018Observed: 22.89 ft at 11:20PM Oct 16, 2018Observed: 22.9 ft at 11:30PM Oct 16, 2018Observed: 22.9 ft at 11:40PM Oct 16, 2018Observed: 22.9 ft at 11:50PM Oct 16, 2018Observed: 22.91 ft at 12:00AM Oct 17, 2018Observed: 22.91 ft at 12:10AM Oct 17, 2018Observed: 22.89 ft at 12:20AM Oct 17, 2018Observed: 22.9 ft at 12:30AM Oct 17, 2018Observed: 22.89 ft at 12:40AM Oct 17, 2018Observed: 22.87 ft at 12:50AM Oct 17, 2018Observed: 22.87 ft at 1:00AM Oct 17, 2018Observed: 22.88 ft at 1:10AM Oct 17, 2018Observed: 22.85 ft at 1:20AM Oct 17, 2018Observed: 22.86 ft at 1:30AM Oct 17, 2018Observed: 22.86 ft at 1:40AM Oct 17, 2018Observed: 22.86 ft at 1:50AM Oct 17, 2018Observed: 22.89 ft at 2:00AM Oct 17, 2018Observed: 22.86 ft at 2:10AM Oct 17, 2018Observed: 22.85 ft at 2:20AM Oct 17, 2018Observed: 22.83 ft at 2:30AM Oct 17, 2018Observed: 22.83 ft at 2:40AM Oct 17, 2018Observed: 22.83 ft at 2:50AM Oct 17, 2018Observed: 22.84 ft at 3:00AM Oct 17, 2018Observed: 22.83 ft at 3:10AM Oct 17, 2018Observed: 22.85 ft at 3:20AM Oct 17, 2018Observed: 22.87 ft at 3:30AM Oct 17, 2018Observed: 22.83 ft at 3:40AM Oct 17, 2018Observed: 22.81 ft at 3:50AM Oct 17, 2018Observed: 22.82 ft at 4:00AM Oct 17, 2018Observed: 22.81 ft at 4:10AM Oct 17, 2018Observed: 22.82 ft at 4:20AM Oct 17, 2018Observed: 22.82 ft at 4:30AM Oct 17, 2018Observed: 22.81 ft at 4:40AM Oct 17, 2018Observed: 22.82 ft at 4:50AM Oct 17, 2018Observed: 22.8 ft at 5:00AM Oct 17, 2018Observed: 22.8 ft at 5:10AM Oct 17, 2018Observed: 22.82 ft at 5:20AM Oct 17, 2018Observed: 22.79 ft at 5:30AM Oct 17, 2018Observed: 22.78 ft at 5:40AM Oct 17, 2018Observed: 22.79 ft at 5:50AM Oct 17, 2018Observed: 22.79 ft at 6:00AM Oct 17, 2018Observed: 22.78 ft at 6:10AM Oct 17, 2018Observed: 22.78 ft at 6:20AM Oct 17, 2018Observed: 22.8 ft at 6:30AM Oct 17, 2018Observed: 22.76 ft at 6:40AM Oct 17, 2018Observed: 22.77 ft at 6:50AM Oct 17, 2018Observed: 22.75 ft at 7:00AM Oct 17, 2018Observed: 22.76 ft at 7:10AM Oct 17, 2018Observed: 22.75 ft at 7:20AM Oct 17, 2018Observed: 22.74 ft at 7:30AM Oct 17, 2018Observed: 22.74 ft at 7:40AM Oct 17, 2018Observed: 22.77 ft at 7:50AM Oct 17, 2018Observed: 22.75 ft at 8:00AM Oct 17, 2018Highest Forecast: 22.6 ft 1:00PM Oct 17, 2018Forecast: 22.5 ft 7:00PM Oct 17, 2018Forecast: 22.4 ft 1:00AM Oct 18, 2018Forecast: 22.3 ft 7:00AM Oct 18, 2018Forecast: 22.2 ft 1:00PM Oct 18, 2018Forecast: 22 ft 7:00PM Oct 18, 2018Forecast: 21.9 ft 1:00AM Oct 19, 2018Forecast: 21.8 ft 7:00AM Oct 19, 2018Forecast: 21.7 ft 1:00PM Oct 19, 2018Forecast: 21.6 ft 7:00PM Oct 19, 2018Forecast: 21.5 ft 1:00AM Oct 20, 2018Forecast: 21.4 ft 7:00AM Oct 20, 2018Forecast: 21.3 ft 1:00PM Oct 20, 2018Forecast: 21.2 ft 7:00PM Oct 20, 2018Forecast: 21.1 ft 1:00AM Oct 21, 2018Forecast: 21.1 ft 7:00AM Oct 21, 2018Forecast: 21.1 ft 1:00PM Oct 21, 2018Forecast: 21 ft 7:00PM Oct 21, 2018Forecast: 21 ft 1:00AM Oct 22, 2018Forecast: 20.9 ft 7:00AM Oct 22, 2018Forecast: 20.8 ft 1:00PM Oct 22, 2018Forecast: 20.7 ft 7:00PM Oct 22, 2018Forecast: 20.6 ft 1:00AM Oct 23, 2018Forecast: 20.5 ft 7:00AM Oct 23, 2018Forecast: 20.4 ft 1:00PM Oct 23, 2018Forecast: 20.3 ft 7:00PM Oct 23, 2018Forecast: 20.2 ft 1:00AM Oct 24, 2018Forecast: 20 ft 7:00AM Oct 24, 2018Forecast: 19.9 ft 1:00PM Oct 24, 2018Forecast: 19.8 ft 7:00PM Oct 24, 2018Forecast: 19.7 ft 1:00AM Oct 25, 2018Forecast: 19.6 ft 7:00AM Oct 25, 2018Forecast: 19.5 ft 1:00PM Oct 25, 2018Forecast: 19.3 ft 7:00PM Oct 25, 2018Forecast: 19.2 ft 1:00AM Oct 26, 2018Forecast: 19.1 ft 7:00AM Oct 26, 2018Forecast: 19 ft 1:00PM Oct 26, 2018Forecast: 18.9 ft 7:00PM Oct 26, 2018Forecast: 18.8 ft 1:00AM Oct 27, 2018Forecast: 18.6 ft 7:00AM Oct 27, 2018Forecast: 18.5 ft 1:00PM Oct 27, 2018Forecast: 18.4 ft 7:00PM Oct 27, 2018Forecast: 18.2 ft 1:00AM Oct 28, 2018Forecast: 18.1 ft 7:00AM Oct 28, 2018Forecast: 18 ft 1:00PM Oct 28, 2018Forecast: 17.8 ft 7:00PM Oct 28, 2018Forecast: 17.7 ft 1:00AM Oct 29, 2018Forecast: 17.5 ft 7:00AM Oct 29, 2018Forecast: 17.4 ft 1:00PM Oct 29, 2018Forecast: 17.2 ft 7:00PM Oct 29, 2018Forecast: 17.1 ft 1:00AM Oct 30, 2018Forecast: 16.9 ft 7:00AM Oct 30, 2018Forecast: 16.8 ft 1:00PM Oct 30, 2018Forecast: 16.7 ft 7:00PM Oct 30, 2018QLDI2(plotting HTIRG) Graph Created (8:54AM Oct 17, 2018)ObservedForecast (issued 9:15PM Oct 16)Latest observed value: 22.75 ft at 8:00 AM CDT 17-Oct-2018. Flood Stage is 17 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 48 hours into the future from the forecast issuance time.

NOTE: For the latest navigation status update from the U.S. Army Corps of Engineers-St. Louis District, click here.

NOTE: Forecasts for the Mississippi River at Quincy Lock and Dam 21 are issued routinely year-round.

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Upstream Gauge - at Quincy Upstream Gauge Downstream Gauge Downstream Gauge - at Hannibal
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 21
Flood Stage: 17
Action Stage: 15
Low Stage (in feet): -9999

Historic Crests
(1) 31.30 ft on 07/13/1993
(2) 29.58 ft on 06/18/2008
(3) 27.70 ft on 04/25/1973
(4) 27.24 ft on 04/21/2013
(5) 26.55 ft on 05/16/2001
(6) 26.15 ft on 07/08/2014
(7) 24.86 ft on 10/04/1986
(8) 24.74 ft on 06/01/2013
(9) 24.05 ft on 05/29/1996
(10) 23.89 ft on 04/28/1965
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.90 ft on 05/16/2018
(2) 18.52 ft on 06/03/2017
(3) 19.33 ft on 05/02/2017
(4) 17.23 ft on 04/07/2017
(5) 18.86 ft on 10/07/2016
(6) 21.08 ft on 12/29/2015
(7) 26.15 ft on 07/08/2014
(8) 24.74 ft on 06/01/2013
(9) 27.24 ft on 04/21/2013
(10) 19.58 ft on 06/28/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -3.40 ft on 12/14/1936
(2) -3.00 ft on 12/26/1933
(3) -2.30 ft on 12/10/1910
(4) -2.20 ft on 01/17/1938
(5) -1.60 ft on 12/23/1914
Show More Low Water Records

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

Zoom Level:14
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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
140000 At this approximate discharge, the Corps will raise the gates out of the water, creating "open river" conditions.
26.9 Missouri Highway 168 east of Palmyra near the BASF plant closes near this height.
25.7 At this height, the lock wall is inundated.
25 Quincy Waterworks inundated.
21.9 Near this level, the lock is closed to navigation. This level will vary with circumstance.
17 Flood Stage: Minor flooding begins.
14 Unprotected bottomlands flood.
12.3 This is the upper limit of the target pool level at Lock and Dam 21.
12.2 This is the target pool level for navigation at Lock & Dam 21.
12 At some point between 11.6 to 12.1 feet, the Corps will lift all gates out of the river creating "open river" conditions, corresponding to an approximate discharge of 140,000 cfs.
11.8 This is the lower limit of the target pool level at Lock & Dam 21.
Photos
(1) Quincy Lock and Dam 21 pool on 19 June 2008 with a pool reading of 27.48 ft.
(2) Quincy Lock and Dam 21 lock house on 19 June 2008 at a tailwater of 26.59 ft.
(3) Quincy Lock and Dam pool gages on 19 June 2008 (HP=27.48, HT=26.59)
(4) Quincy Lock debris in pool on 19 June 2008 (HP=27.48, HT=26.59)
(5) Quincy Lock and Dam 21 pool on 19 June 2008 (HT=26.59 ft., HP=27.48 ft.)
(6) Cropland flooding west of Illinois Highway 57 on June 25, 2010 at a stage of 21.06 ft.
(7) Aerial View
(8) Upstream View looking north toward Quincy
(9) Pool View looking west toward Missouri
(10) Downstream View
(11) Tailwater Overview looking northwest
(12) Tailwater View looking west toward Missouri
About This Location Collapse

Latitude: 39.903889° N, Longitude: 91.429167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 17 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 457.8 ft 474.8 ft Datum of 1912
Additional Information Collapse
How low could the river get?
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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
St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
(636) 441-8467
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Page last modified: 21-Dec-2016 10:37 PM
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