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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

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Hydrograph River at a Glance Download
Contoocook River at Henniker Stage (ft)Flow (kcfs)Observed: 5.5 ft at 10:30AM May 31, 2023Observed: 5.49 ft at 10:45AM May 31, 2023Observed: 5.49 ft at 11:00AM May 31, 2023Observed: 5.48 ft at 11:15AM May 31, 2023Observed: 5.49 ft at 11:30AM May 31, 2023Observed: 5.48 ft at 11:45AM May 31, 2023Observed: 5.48 ft at 12:00PM May 31, 2023Observed: 5.48 ft at 12:15PM May 31, 2023Observed: 5.47 ft at 12:30PM May 31, 2023Observed: 5.47 ft at 12:45PM May 31, 2023Observed: 5.47 ft at 1:00PM May 31, 2023Observed: 5.47 ft at 1:15PM May 31, 2023Observed: 5.46 ft at 1:30PM May 31, 2023Observed: 5.47 ft at 1:45PM May 31, 2023Observed: 5.46 ft at 2:00PM May 31, 2023Observed: 5.46 ft at 2:15PM May 31, 2023Observed: 5.45 ft at 2:30PM May 31, 2023Observed: 5.45 ft at 2:45PM May 31, 2023Observed: 5.45 ft at 3:00PM May 31, 2023Observed: 5.45 ft at 3:02PM May 31, 2023Observed: 5.44 ft at 3:15PM May 31, 2023Observed: 5.45 ft at 3:30PM May 31, 2023Observed: 5.45 ft at 3:45PM May 31, 2023Observed: 5.45 ft at 4:00PM May 31, 2023Observed: 5.44 ft at 4:15PM May 31, 2023Observed: 5.45 ft at 4:30PM May 31, 2023Observed: 5.45 ft at 4:45PM May 31, 2023Observed: 5.44 ft at 5:00PM May 31, 2023Observed: 5.44 ft at 5:15PM May 31, 2023Observed: 5.44 ft at 5:30PM May 31, 2023Observed: 5.44 ft at 5:45PM May 31, 2023Observed: 5.44 ft at 6:00PM May 31, 2023Observed: 5.43 ft at 6:15PM May 31, 2023Observed: 5.43 ft at 6:30PM May 31, 2023Observed: 5.43 ft at 6:45PM May 31, 2023Observed: 5.44 ft at 7:00PM May 31, 2023Observed: 5.43 ft at 7:15PM May 31, 2023Observed: 5.43 ft at 7:30PM May 31, 2023Observed: 5.43 ft at 7:45PM May 31, 2023Observed: 5.43 ft at 8:00PM May 31, 2023Observed: 5.43 ft at 8:15PM May 31, 2023Observed: 5.43 ft at 8:30PM May 31, 2023Observed: 5.42 ft at 8:45PM May 31, 2023Observed: 5.42 ft at 9:00PM May 31, 2023Observed: 5.43 ft at 9:15PM May 31, 2023Observed: 5.43 ft at 9:16PM May 31, 2023Observed: 5.42 ft at 9:30PM May 31, 2023Observed: 5.42 ft at 9:45PM May 31, 2023Observed: 5.42 ft at 10:00PM May 31, 2023Observed: 5.42 ft at 10:15PM May 31, 2023Observed: 5.43 ft at 10:30PM May 31, 2023Observed: 5.42 ft at 10:45PM May 31, 2023Observed: 5.42 ft at 11:00PM May 31, 2023Observed: 5.42 ft at 11:15PM May 31, 2023Observed: 5.42 ft at 11:30PM May 31, 2023Observed: 5.42 ft at 11:45PM May 31, 2023Observed: 5.41 ft at 12:00AM Jun 01, 2023Observed: 5.41 ft at 12:15AM Jun 01, 2023Observed: 5.41 ft at 12:30AM Jun 01, 2023Observed: 5.41 ft at 12:45AM Jun 01, 2023Observed: 5.41 ft at 1:00AM Jun 01, 2023Observed: 5.41 ft at 1:15AM Jun 01, 2023Observed: 5.41 ft at 1:30AM Jun 01, 2023Observed: 5.41 ft at 1:45AM Jun 01, 2023Observed: 5.41 ft at 2:00AM Jun 01, 2023Observed: 5.41 ft at 2:15AM Jun 01, 2023Observed: 5.41 ft at 2:30AM Jun 01, 2023Observed: 5.41 ft at 2:45AM Jun 01, 2023Observed: 5.41 ft at 3:00AM Jun 01, 2023Observed: 5.4 ft at 3:15AM Jun 01, 2023Observed: 5.4 ft at 3:16AM Jun 01, 2023Observed: 5.41 ft at 3:30AM Jun 01, 2023Observed: 5.4 ft at 3:45AM Jun 01, 2023Observed: 5.4 ft at 4:00AM Jun 01, 2023Observed: 5.4 ft at 4:15AM Jun 01, 2023Observed: 5.4 ft at 4:30AM Jun 01, 2023Observed: 5.4 ft at 4:45AM Jun 01, 2023Observed: 5.41 ft at 5:00AM Jun 01, 2023Observed: 5.4 ft at 5:15AM Jun 01, 2023Observed: 5.4 ft at 5:30AM Jun 01, 2023Observed: 5.4 ft at 5:45AM Jun 01, 2023Observed: 5.39 ft at 6:00AM Jun 01, 2023Observed: 5.4 ft at 6:15AM Jun 01, 2023Observed: 5.39 ft at 6:30AM Jun 01, 2023Observed: 5.4 ft at 6:45AM Jun 01, 2023Observed: 5.4 ft at 7:00AM Jun 01, 2023Observed: 5.39 ft at 7:15AM Jun 01, 2023Observed: 5.4 ft at 7:30AM Jun 01, 2023Observed: 5.39 ft at 7:45AM Jun 01, 2023Observed: 5.39 ft at 8:00AM Jun 01, 2023Observed: 5.39 ft at 8:15AM Jun 01, 2023Observed: 5.38 ft at 8:30AM Jun 01, 2023Observed: 5.38 ft at 8:45AM Jun 01, 2023Observed: 5.38 ft at 9:00AM Jun 01, 2023Observed: 5.38 ft at 9:15AM Jun 01, 2023Observed: 5.38 ft at 9:17AM Jun 01, 2023Observed: 5.38 ft at 9:30AM Jun 01, 2023Observed: 5.38 ft at 9:45AM Jun 01, 2023Observed: 5.41 ft at 10:00AM Jun 01, 2023Observed: 5.42 ft at 10:15AM Jun 01, 2023Observed: 5.43 ft at 10:30AM Jun 01, 2023Observed: 5.45 ft at 10:45AM Jun 01, 2023Observed: 5.48 ft at 11:00AM Jun 01, 2023Observed: 5.5 ft at 11:15AM Jun 01, 2023Observed: 5.51 ft at 11:30AM Jun 01, 2023Observed: 5.53 ft at 11:45AM Jun 01, 2023Observed: 5.53 ft at 12:00PM Jun 01, 2023Observed: 5.53 ft at 12:15PM Jun 01, 2023Observed: 5.53 ft at 12:30PM Jun 01, 2023Observed: 5.52 ft at 12:45PM Jun 01, 2023Observed: 5.52 ft at 1:00PM Jun 01, 2023Observed: 5.51 ft at 1:15PM Jun 01, 2023Observed: 5.5 ft at 1:30PM Jun 01, 2023Observed: 5.47 ft at 1:45PM Jun 01, 2023Observed: 5.44 ft at 2:00PM Jun 01, 2023Observed: 5.41 ft at 2:15PM Jun 01, 2023Observed: 5.38 ft at 2:30PM Jun 01, 2023Observed: 5.35 ft at 2:45PM Jun 01, 2023Observed: 5.33 ft at 3:00PM Jun 01, 2023Observed: 5.32 ft at 3:15PM Jun 01, 2023Observed: 5.29 ft at 3:30PM Jun 01, 2023Observed: 5.28 ft at 3:45PM Jun 01, 2023Observed: 5.28 ft at 4:00PM Jun 01, 2023Observed: 5.26 ft at 4:15PM Jun 01, 2023Observed: 5.26 ft at 4:30PM Jun 01, 2023Observed: 5.27 ft at 4:45PM Jun 01, 2023Observed: 5.27 ft at 5:00PM Jun 01, 2023Observed: 5.28 ft at 5:15PM Jun 01, 2023Observed: 5.3 ft at 5:30PM Jun 01, 2023Observed: 5.31 ft at 5:45PM Jun 01, 2023Observed: 5.34 ft at 6:00PM Jun 01, 2023Observed: 5.35 ft at 6:15PM Jun 01, 2023Observed: 5.38 ft at 6:30PM Jun 01, 2023Observed: 5.4 ft at 6:45PM Jun 01, 2023Observed: 5.42 ft at 7:00PM Jun 01, 2023Observed: 5.44 ft at 7:15PM Jun 01, 2023Observed: 5.46 ft at 7:30PM Jun 01, 2023Observed: 5.48 ft at 7:45PM Jun 01, 2023Observed: 5.5 ft at 8:00PM Jun 01, 2023Observed: 5.51 ft at 8:15PM Jun 01, 2023Observed: 5.53 ft at 8:30PM Jun 01, 2023Observed: 5.54 ft at 8:45PM Jun 01, 2023Observed: 5.55 ft at 9:00PM Jun 01, 2023Observed: 5.56 ft at 9:15PM Jun 01, 2023Observed: 5.56 ft at 9:16PM Jun 01, 2023Observed: 5.58 ft at 9:30PM Jun 01, 2023Observed: 5.59 ft at 9:45PM Jun 01, 2023Observed: 5.6 ft at 10:00PM Jun 01, 2023Observed: 5.61 ft at 10:15PM Jun 01, 2023Observed: 5.61 ft at 10:30PM Jun 01, 2023Observed: 5.62 ft at 10:45PM Jun 01, 2023Observed: 5.63 ft at 11:00PM Jun 01, 2023Observed: 5.63 ft at 11:15PM Jun 01, 2023Observed: 5.64 ft at 11:30PM Jun 01, 2023Observed: 5.65 ft at 11:45PM Jun 01, 2023Observed: 5.65 ft at 12:00AM Jun 02, 2023Observed: 5.66 ft at 12:15AM Jun 02, 2023Observed: 5.66 ft at 12:30AM Jun 02, 2023Observed: 5.67 ft at 12:45AM Jun 02, 2023Observed: 5.68 ft at 1:00AM Jun 02, 2023Observed: 5.67 ft at 1:15AM Jun 02, 2023Observed: 5.68 ft at 1:30AM Jun 02, 2023Observed: 5.69 ft at 1:45AM Jun 02, 2023Observed: 5.71 ft at 2:00AM Jun 02, 2023Observed: 5.72 ft at 2:15AM Jun 02, 2023Observed: 5.7 ft at 2:30AM Jun 02, 2023Observed: 5.71 ft at 2:45AM Jun 02, 2023Observed: 5.71 ft at 3:00AM Jun 02, 2023Observed: 5.7 ft at 3:15AM Jun 02, 2023Observed: 5.7 ft at 3:17AM Jun 02, 2023Observed: 5.7 ft at 3:30AM Jun 02, 2023Observed: 5.69 ft at 3:45AM Jun 02, 2023Observed: 5.68 ft at 4:00AM Jun 02, 2023Observed: 5.66 ft at 4:15AM Jun 02, 2023Observed: 5.65 ft at 4:30AM Jun 02, 2023Observed: 5.63 ft at 4:45AM Jun 02, 2023Observed: 5.63 ft at 5:00AM Jun 02, 2023Observed: 5.61 ft at 5:15AM Jun 02, 2023Observed: 5.59 ft at 5:30AM Jun 02, 2023Observed: 5.58 ft at 5:45AM Jun 02, 2023Observed: 5.56 ft at 6:00AM Jun 02, 2023Observed: 5.55 ft at 6:15AM Jun 02, 2023Observed: 5.54 ft at 6:30AM Jun 02, 2023Observed: 5.53 ft at 6:45AM Jun 02, 2023Observed: 5.52 ft at 7:00AM Jun 02, 2023Observed: 5.51 ft at 7:15AM Jun 02, 2023Observed: 5.49 ft at 7:30AM Jun 02, 2023Observed: 5.48 ft at 7:45AM Jun 02, 2023Observed: 5.47 ft at 8:00AM Jun 02, 2023Observed: 5.47 ft at 8:15AM Jun 02, 2023Observed: 5.46 ft at 8:30AM Jun 02, 2023Observed: 5.45 ft at 8:45AM Jun 02, 2023Observed: 5.44 ft at 9:00AM Jun 02, 2023Observed: 5.43 ft at 9:15AM Jun 02, 2023Observed: 5.43 ft at 9:17AM Jun 02, 2023Observed: 5.42 ft at 9:30AM Jun 02, 2023Observed: 5.42 ft at 9:45AM Jun 02, 2023Observed: 5.41 ft at 10:00AM Jun 02, 2023Observed: 5.4 ft at 10:15AM Jun 02, 2023Observed: 5.4 ft at 10:30AM Jun 02, 2023Observed: 5.39 ft at 10:45AM Jun 02, 2023Observed: 5.38 ft at 11:00AM Jun 02, 2023Observed: 5.38 ft at 11:15AM Jun 02, 2023Observed: 5.37 ft at 11:30AM Jun 02, 2023Observed: 5.37 ft at 11:45AM Jun 02, 2023Observed: 5.36 ft at 12:00PM Jun 02, 2023Observed: 5.35 ft at 12:15PM Jun 02, 2023Observed: 5.35 ft at 12:30PM Jun 02, 2023Observed: 5.34 ft at 12:45PM Jun 02, 2023Observed: 5.34 ft at 1:00PM Jun 02, 2023Observed: 5.34 ft at 1:15PM Jun 02, 2023Observed: 5.34 ft at 1:30PM Jun 02, 2023Observed: 5.33 ft at 1:45PM Jun 02, 2023Observed: 5.33 ft at 2:00PM Jun 02, 2023Observed: 5.32 ft at 2:15PM Jun 02, 2023Observed: 5.33 ft at 2:30PM Jun 02, 2023Observed: 5.31 ft at 2:45PM Jun 02, 2023Observed: 5.32 ft at 3:00PM Jun 02, 2023Observed: 5.32 ft at 3:15PM Jun 02, 2023Observed: 5.32 ft at 3:16PM Jun 02, 2023Observed: 5.32 ft at 3:30PM Jun 02, 2023Observed: 5.32 ft at 3:45PM Jun 02, 2023Observed: 5.31 ft at 4:00PM Jun 02, 2023Observed: 5.31 ft at 4:15PM Jun 02, 2023Observed: 5.31 ft at 4:30PM Jun 02, 2023Observed: 5.3 ft at 4:45PM Jun 02, 2023Observed: 5.3 ft at 5:00PM Jun 02, 2023Observed: 5.3 ft at 5:15PM Jun 02, 2023Observed: 5.3 ft at 5:30PM Jun 02, 2023Observed: 5.3 ft at 5:45PM Jun 02, 2023Observed: 5.3 ft at 6:00PM Jun 02, 2023Observed: 5.3 ft at 6:15PM Jun 02, 2023Observed: 5.3 ft at 6:30PM Jun 02, 2023Observed: 5.3 ft at 6:45PM Jun 02, 2023Observed: 5.31 ft at 7:00PM Jun 02, 2023Observed: 5.31 ft at 7:15PM Jun 02, 2023Observed: 5.31 ft at 7:30PM Jun 02, 2023Observed: 5.31 ft at 7:45PM Jun 02, 2023Observed: 5.31 ft at 8:00PM Jun 02, 2023Observed: 5.31 ft at 8:15PM Jun 02, 2023Observed: 5.31 ft at 8:30PM Jun 02, 2023Observed: 5.31 ft at 8:45PM Jun 02, 2023Observed: 5.32 ft at 9:00PM Jun 02, 2023Observed: 5.31 ft at 9:15PM Jun 02, 2023Observed: 5.31 ft at 9:17PM Jun 02, 2023Observed: 5.31 ft at 9:30PM Jun 02, 2023Observed: 5.32 ft at 9:45PM Jun 02, 2023Observed: 5.32 ft at 10:00PM Jun 02, 2023Observed: 5.32 ft at 10:15PM Jun 02, 2023Observed: 5.32 ft at 10:30PM Jun 02, 2023Observed: 5.31 ft at 10:45PM Jun 02, 2023Observed: 5.32 ft at 11:00PM Jun 02, 2023Observed: 5.32 ft at 11:15PM Jun 02, 2023Observed: 5.31 ft at 11:30PM Jun 02, 2023Observed: 5.32 ft at 11:45PM Jun 02, 2023Observed: 5.32 ft at 12:00AM Jun 03, 2023Observed: 5.32 ft at 12:15AM Jun 03, 2023Observed: 5.32 ft at 12:30AM Jun 03, 2023Observed: 5.32 ft at 12:45AM Jun 03, 2023Observed: 5.32 ft at 1:00AM Jun 03, 2023Observed: 5.32 ft at 1:15AM Jun 03, 2023Observed: 5.32 ft at 1:30AM Jun 03, 2023Observed: 5.32 ft at 1:45AM Jun 03, 2023Observed: 5.32 ft at 2:00AM Jun 03, 2023Observed: 5.32 ft at 2:15AM Jun 03, 2023Observed: 5.32 ft at 2:30AM Jun 03, 2023Observed: 5.32 ft at 2:45AM Jun 03, 2023Observed: 5.32 ft at 3:00AM Jun 03, 2023Observed: 5.33 ft at 3:15AM Jun 03, 2023Observed: 5.33 ft at 3:16AM Jun 03, 2023Observed: 5.33 ft at 3:30AM Jun 03, 2023Observed: 5.33 ft at 3:45AM Jun 03, 2023Observed: 5.34 ft at 4:00AM Jun 03, 2023Observed: 5.34 ft at 4:15AM Jun 03, 2023Observed: 5.35 ft at 4:30AM Jun 03, 2023Observed: 5.36 ft at 4:45AM Jun 03, 2023Observed: 5.37 ft at 5:00AM Jun 03, 2023Observed: 5.37 ft at 5:15AM Jun 03, 2023Observed: 5.39 ft at 5:30AM Jun 03, 2023Observed: 5.4 ft at 5:45AM Jun 03, 2023Observed: 5.42 ft at 6:00AM Jun 03, 2023Observed: 5.44 ft at 6:15AM Jun 03, 2023Observed: 5.47 ft at 6:30AM Jun 03, 2023Observed: 5.5 ft at 6:45AM Jun 03, 2023Observed: 5.53 ft at 7:00AM Jun 03, 2023Observed: 5.56 ft at 7:15AM Jun 03, 2023Observed: 5.59 ft at 7:30AM Jun 03, 2023Observed: 5.63 ft at 7:45AM Jun 03, 2023Observed: 5.66 ft at 8:00AM Jun 03, 2023Observed: 5.7 ft at 8:15AM Jun 03, 2023Observed: 5.73 ft at 8:30AM Jun 03, 2023Observed: 5.78 ft at 8:45AM Jun 03, 2023Observed: 5.8 ft at 9:00AM Jun 03, 2023Observed: 5.83 ft at 9:15AM Jun 03, 2023Observed: 5.86 ft at 9:30AM Jun 03, 2023Observed: 5.86 ft at 9:32AM Jun 03, 2023Observed: 5.89 ft at 9:45AM Jun 03, 2023Observed: 5.91 ft at 10:00AM Jun 03, 2023Observed: 5.95 ft at 10:15AM Jun 03, 2023Observed: 5.97 ft at 10:30AM Jun 03, 2023Observed: 5.99 ft at 10:45AM Jun 03, 2023Observed: 6.01 ft at 11:00AM Jun 03, 2023Observed: 6.03 ft at 11:15AM Jun 03, 2023Observed: 6.05 ft at 11:30AM Jun 03, 2023Observed: 6.06 ft at 11:45AM Jun 03, 2023Observed: 6.09 ft at 12:00PM Jun 03, 2023Observed: 6.1 ft at 12:15PM Jun 03, 2023Observed: 6.12 ft at 12:30PM Jun 03, 2023Observed: 6.13 ft at 12:45PM Jun 03, 2023Observed: 6.14 ft at 1:00PM Jun 03, 2023Observed: 6.15 ft at 1:15PM Jun 03, 2023Observed: 6.17 ft at 1:30PM Jun 03, 2023Observed: 6.16 ft at 1:45PM Jun 03, 2023Observed: 6.18 ft at 2:00PM Jun 03, 2023Observed: 6.19 ft at 2:15PM Jun 03, 2023Observed: 6.19 ft at 2:30PM Jun 03, 2023Observed: 6.2 ft at 2:45PM Jun 03, 2023Observed: 6.22 ft at 3:00PM Jun 03, 2023Observed: 6.23 ft at 3:15PM Jun 03, 2023Highest Observation: 6.24 ft at 3:30PM Jun 03, 2023Highest Observation: 6.24 ft at 3:31PM Jun 03, 2023Observed: 6.23 ft at 3:45PM Jun 03, 2023Observed: 6.23 ft at 4:00PM Jun 03, 2023Observed: 6.23 ft at 4:15PM Jun 03, 2023Observed: 6.22 ft at 4:30PM Jun 03, 2023Observed: 6.23 ft at 4:45PM Jun 03, 2023Observed: 6.21 ft at 5:00PM Jun 03, 2023Observed: 6.2 ft at 5:15PM Jun 03, 2023Observed: 6.19 ft at 5:30PM Jun 03, 2023Observed: 6.17 ft at 5:45PM Jun 03, 2023Observed: 6.17 ft at 6:00PM Jun 03, 2023Observed: 6.15 ft at 6:15PM Jun 03, 2023Observed: 6.15 ft at 6:30PM Jun 03, 2023Observed: 6.14 ft at 6:45PM Jun 03, 2023Observed: 6.13 ft at 7:00PM Jun 03, 2023Observed: 6.1 ft at 7:15PM Jun 03, 2023Observed: 6.1 ft at 7:30PM Jun 03, 2023Observed: 6.11 ft at 7:45PM Jun 03, 2023Observed: 6.1 ft at 8:00PM Jun 03, 2023Observed: 6.07 ft at 8:15PM Jun 03, 2023Observed: 6.07 ft at 8:30PM Jun 03, 2023Observed: 6.06 ft at 8:45PM Jun 03, 2023Observed: 6.06 ft at 9:00PM Jun 03, 2023Observed: 6.04 ft at 9:15PM Jun 03, 2023Observed: 6.04 ft at 9:30PM Jun 03, 2023Observed: 6.04 ft at 9:31PM Jun 03, 2023Observed: 6.03 ft at 9:45PM Jun 03, 2023Observed: 6.03 ft at 10:00PM Jun 03, 2023Observed: 6.01 ft at 10:15PM Jun 03, 2023Observed: 6.02 ft at 10:30PM Jun 03, 2023Observed: 6 ft at 10:45PM Jun 03, 2023Observed: 6 ft at 11:00PM Jun 03, 2023Observed: 5.99 ft at 11:15PM Jun 03, 2023Observed: 5.99 ft at 11:30PM Jun 03, 2023Observed: 5.98 ft at 11:45PM Jun 03, 2023Observed: 5.98 ft at 12:00AM Jun 04, 2023Observed: 5.97 ft at 12:15AM Jun 04, 2023Observed: 5.97 ft at 12:30AM Jun 04, 2023Observed: 5.97 ft at 12:45AM Jun 04, 2023Observed: 5.96 ft at 1:00AM Jun 04, 2023Observed: 5.95 ft at 1:15AM Jun 04, 2023Observed: 5.95 ft at 1:30AM Jun 04, 2023Observed: 5.95 ft at 1:45AM Jun 04, 2023Observed: 5.95 ft at 2:00AM Jun 04, 2023Observed: 5.95 ft at 2:15AM Jun 04, 2023Observed: 5.94 ft at 2:30AM Jun 04, 2023Observed: 5.94 ft at 2:45AM Jun 04, 2023Observed: 5.93 ft at 3:00AM Jun 04, 2023Observed: 5.93 ft at 3:15AM Jun 04, 2023Observed: 5.93 ft at 3:30AM Jun 04, 2023Observed: 5.92 ft at 3:45AM Jun 04, 2023Observed: 5.92 ft at 4:00AM Jun 04, 2023Observed: 5.92 ft at 4:15AM Jun 04, 2023Observed: 5.91 ft at 4:30AM Jun 04, 2023Observed: 5.91 ft at 4:45AM Jun 04, 2023Observed: 5.91 ft at 5:00AM Jun 04, 2023Observed: 5.91 ft at 5:15AM Jun 04, 2023Observed: 5.91 ft at 5:30AM Jun 04, 2023Observed: 5.91 ft at 5:45AM Jun 04, 2023Observed: 5.9 ft at 6:00AM Jun 04, 2023Observed: 5.9 ft at 6:15AM Jun 04, 2023Observed: 5.9 ft at 6:30AM Jun 04, 2023Observed: 5.9 ft at 6:45AM Jun 04, 2023Observed: 5.89 ft at 7:00AM Jun 04, 2023Observed: 5.89 ft at 7:15AM Jun 04, 2023Observed: 5.89 ft at 7:30AM Jun 04, 2023Observed: 5.89 ft at 7:45AM Jun 04, 2023Observed: 5.89 ft at 8:00AM Jun 04, 2023Observed: 5.88 ft at 8:15AM Jun 04, 2023Observed: 5.88 ft at 8:30AM Jun 04, 2023Observed: 5.88 ft at 8:45AM Jun 04, 2023Observed: 5.88 ft at 9:00AM Jun 04, 2023Observed: 5.87 ft at 9:15AM Jun 04, 2023Observed: 5.87 ft at 9:30AM Jun 04, 2023Observed: 5.87 ft at 9:31AM Jun 04, 2023Observed: 5.87 ft at 9:45AM Jun 04, 2023Observed: 5.86 ft at 10:00AM Jun 04, 2023Observed: 5.86 ft at 10:15AM Jun 04, 2023Observed: 5.86 ft at 10:30AM Jun 04, 2023Observed: 5.86 ft at 10:45AM Jun 04, 2023Observed: 5.85 ft at 11:00AM Jun 04, 2023Observed: 5.86 ft at 11:15AM Jun 04, 2023Observed: 5.86 ft at 11:30AM Jun 04, 2023Observed: 5.85 ft at 11:45AM Jun 04, 2023Observed: 5.85 ft at 12:00PM Jun 04, 2023Observed: 5.85 ft at 12:15PM Jun 04, 2023Observed: 5.85 ft at 12:30PM Jun 04, 2023Observed: 5.84 ft at 12:45PM Jun 04, 2023Observed: 5.84 ft at 1:00PM Jun 04, 2023Observed: 5.84 ft at 1:15PM Jun 04, 2023Observed: 5.84 ft at 1:30PM Jun 04, 2023Observed: 5.84 ft at 1:45PM Jun 04, 2023Observed: 5.83 ft at 2:00PM Jun 04, 2023Observed: 5.83 ft at 2:15PM Jun 04, 2023Observed: 5.83 ft at 2:30PM Jun 04, 2023Observed: 5.82 ft at 2:45PM Jun 04, 2023Observed: 5.82 ft at 3:00PM Jun 04, 2023Observed: 5.82 ft at 3:15PM Jun 04, 2023Observed: 5.82 ft at 3:30PM Jun 04, 2023Observed: 5.82 ft at 3:45PM Jun 04, 2023Observed: 5.82 ft at 4:00PM Jun 04, 2023Observed: 5.82 ft at 4:15PM Jun 04, 2023Observed: 5.81 ft at 4:30PM Jun 04, 2023Observed: 5.81 ft at 4:45PM Jun 04, 2023Observed: 5.8 ft at 5:00PM Jun 04, 2023Observed: 5.8 ft at 5:15PM Jun 04, 2023Observed: 5.79 ft at 5:30PM Jun 04, 2023Observed: 5.8 ft at 5:45PM Jun 04, 2023Observed: 5.8 ft at 6:00PM Jun 04, 2023Observed: 5.79 ft at 6:15PM Jun 04, 2023Observed: 5.79 ft at 6:30PM Jun 04, 2023Observed: 5.8 ft at 6:45PM Jun 04, 2023Observed: 5.79 ft at 7:00PM Jun 04, 2023Observed: 5.79 ft at 7:15PM Jun 04, 2023Observed: 5.78 ft at 7:30PM Jun 04, 2023Observed: 5.79 ft at 7:45PM Jun 04, 2023Observed: 5.78 ft at 8:00PM Jun 04, 2023Observed: 5.78 ft at 8:15PM Jun 04, 2023Observed: 5.78 ft at 8:30PM Jun 04, 2023Observed: 5.77 ft at 8:45PM Jun 04, 2023Observed: 5.78 ft at 9:00PM Jun 04, 2023Observed: 5.78 ft at 9:15PM Jun 04, 2023Observed: 5.78 ft at 9:30PM Jun 04, 2023Observed: 5.78 ft at 9:31PM Jun 04, 2023Observed: 5.77 ft at 9:45PM Jun 04, 2023Observed: 5.77 ft at 10:00PM Jun 04, 2023Observed: 5.77 ft at 10:15PM Jun 04, 2023Observed: 5.77 ft at 10:30PM Jun 04, 2023Observed: 5.76 ft at 10:45PM Jun 04, 2023Observed: 5.77 ft at 11:00PM Jun 04, 2023Observed: 5.76 ft at 11:15PM Jun 04, 2023Observed: 5.76 ft at 11:30PM Jun 04, 2023Observed: 5.75 ft at 11:45PM Jun 04, 2023Observed: 5.76 ft at 12:00AM Jun 05, 2023Observed: 5.75 ft at 12:15AM Jun 05, 2023Observed: 5.76 ft at 12:30AM Jun 05, 2023Observed: 5.75 ft at 12:45AM Jun 05, 2023Observed: 5.75 ft at 1:00AM Jun 05, 2023Observed: 5.75 ft at 1:15AM Jun 05, 2023Observed: 5.75 ft at 1:30AM Jun 05, 2023Observed: 5.75 ft at 1:45AM Jun 05, 2023Observed: 5.74 ft at 2:00AM Jun 05, 2023Observed: 5.74 ft at 2:15AM Jun 05, 2023Observed: 5.74 ft at 2:30AM Jun 05, 2023Observed: 5.74 ft at 2:45AM Jun 05, 2023Observed: 5.74 ft at 3:00AM Jun 05, 2023Observed: 5.73 ft at 3:15AM Jun 05, 2023Observed: 5.73 ft at 3:30AM Jun 05, 2023Observed: 5.73 ft at 3:31AM Jun 05, 2023Observed: 5.73 ft at 3:45AM Jun 05, 2023Observed: 5.73 ft at 4:00AM Jun 05, 2023Observed: 5.73 ft at 4:15AM Jun 05, 2023Observed: 5.73 ft at 4:30AM Jun 05, 2023Observed: 5.73 ft at 4:45AM Jun 05, 2023Observed: 5.72 ft at 5:00AM Jun 05, 2023Observed: 5.72 ft at 5:15AM Jun 05, 2023Observed: 5.73 ft at 5:30AM Jun 05, 2023Observed: 5.71 ft at 5:45AM Jun 05, 2023Observed: 5.72 ft at 6:00AM Jun 05, 2023Observed: 5.72 ft at 6:15AM Jun 05, 2023Observed: 5.72 ft at 6:30AM Jun 05, 2023Observed: 5.71 ft at 6:45AM Jun 05, 2023Observed: 5.72 ft at 7:00AM Jun 05, 2023Observed: 5.72 ft at 7:15AM Jun 05, 2023Observed: 5.71 ft at 7:30AM Jun 05, 2023Observed: 5.71 ft at 7:45AM Jun 05, 2023Observed: 5.71 ft at 8:00AM Jun 05, 2023Observed: 5.71 ft at 8:15AM Jun 05, 2023Observed: 5.71 ft at 8:30AM Jun 05, 2023Observed: 5.71 ft at 8:45AM Jun 05, 2023Observed: 5.7 ft at 9:00AM Jun 05, 2023Observed: 5.7 ft at 9:15AM Jun 05, 2023Observed: 5.71 ft at 9:30AM Jun 05, 2023Observed: 5.71 ft at 9:31AM Jun 05, 2023Highest Forecast: 5.6 ft 2:00PM Jun 05, 2023Highest Forecast: 5.6 ft 8:00PM Jun 05, 2023Forecast: 5.5 ft 2:00AM Jun 06, 2023Forecast: 5.5 ft 8:00AM Jun 06, 2023Forecast: 5.5 ft 2:00PM Jun 06, 2023Forecast: 5.5 ft 8:00PM Jun 06, 2023Forecast: 5.4 ft 2:00AM Jun 07, 2023Forecast: 5.4 ft 8:00AM Jun 07, 2023USGS--Water Resources of the United StatesHENN3(plotting HGIRG) Graph Created (10:21AM Jun 5, 2023)ObservedForecast (issued 11:20AM Jun 4)Latest observed value: 5.71 ft at 9:31 AM EDT 5-Jun-2023. Flood Stage is 12 ft
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Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Contoocook River at Henniker are issued routinely year-round.
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Upstream Gauge - at Peterborough Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 16
Flood Stage: 12
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 21.30 ft on 09/21/1938
(2) 14.54 ft on 04/17/2007
(3) 13.75 ft on 10/16/2005
(4) 13.48 ft on 05/15/2006
(5) 13.32 ft on 04/03/2004
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 13.25 ft on 03/16/2010
(2) 14.54 ft on 04/17/2007
(3) 13.48 ft on 05/15/2006
(4) 13.75 ft on 10/16/2005
(5) 12.36 ft on 04/04/2005
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:16
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Gauge LocationGauge Map Marker
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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
15 In Hillsborough, Henniker Street floods with 3 feet of water and Bear Hill road is impassible.
14 In Hillsborough, Henniker Street floods with 2 feet of water and the High Tide restaurant is inaccessible. In Henniker, Western Avenue floods.
13 In Hillsborough, Bear Hill road floods as well as Henniker Street from High Tide restaurant to Old Henniker Road.
12 In the town of Hillsborough, Hennicker Street and Bear Hill Road flood. In Henniker, flood waters encroach on parts of Western Avenue.
10 Lowland flooding begins.
About This Location Collapse

Latitude: 43.152024° N, Longitude: 71.857301° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 29 475 ft 487 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:
Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics.

Click individual graphics to enlarge.
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Hydrologic Resources Additional Resources
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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
Gray Weather Forecast Office
P.O. Box 1208, 1 Weather Lane, Route 231
Gray, ME 04039
(207) 688-3216
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