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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 Spring 2024. Existing AHPS content and features will be preserved and expanded within NWPS. The NWS is now accepting feedback on NWPS. Please visit https://www.weather.gov/owp/operations for more information.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.



Hydrograph River at a Glance Download
Napa River at Lincoln Avenue Stage (ft)Observed: 1.42 ft at 8:54PM Dec 04, 2023Observed: 1.42 ft at 8:55PM Dec 04, 2023Observed: 1.16 ft at 9:08PM Dec 04, 2023Observed: 1.16 ft at 9:10PM Dec 04, 2023Observed: 0.85 ft at 9:24PM Dec 04, 2023Observed: 0.86 ft at 9:25PM Dec 04, 2023Observed: 0.6 ft at 9:38PM Dec 04, 2023Observed: 0.61 ft at 9:40PM Dec 04, 2023Observed: 0.34 ft at 9:54PM Dec 04, 2023Observed: 0.34 ft at 9:55PM Dec 04, 2023Observed: 0.12 ft at 10:08PM Dec 04, 2023Observed: 0.12 ft at 10:10PM Dec 04, 2023Observed: -0.1 ft at 10:24PM Dec 04, 2023Observed: -0.11 ft at 10:25PM Dec 04, 2023Observed: -0.31 ft at 10:38PM Dec 04, 2023Observed: -0.32 ft at 10:40PM Dec 04, 2023Observed: -0.54 ft at 10:54PM Dec 04, 2023Observed: -0.55 ft at 10:55PM Dec 04, 2023Observed: -0.79 ft at 11:08PM Dec 04, 2023Observed: -0.79 ft at 11:10PM Dec 04, 2023Observed: -1.04 ft at 11:24PM Dec 04, 2023Observed: -1.04 ft at 11:25PM Dec 04, 2023Observed: -1.31 ft at 11:38PM Dec 04, 2023Observed: -1.32 ft at 11:40PM Dec 04, 2023Observed: -1.57 ft at 11:54PM Dec 04, 2023Observed: -1.57 ft at 11:55PM Dec 04, 2023Observed: -1.83 ft at 12:08AM Dec 05, 2023Observed: -1.83 ft at 12:10AM Dec 05, 2023Observed: -2.05 ft at 12:24AM Dec 05, 2023Observed: -2.06 ft at 12:25AM Dec 05, 2023Observed: -2.26 ft at 12:38AM Dec 05, 2023Observed: -2.26 ft at 12:40AM Dec 05, 2023Observed: -2.57 ft at 1:08AM Dec 05, 2023Observed: -2.58 ft at 1:10AM Dec 05, 2023Observed: -2.35 ft at 2:08AM Dec 05, 2023Observed: -2.36 ft at 2:10AM Dec 05, 2023Observed: -2.1 ft at 2:24AM Dec 05, 2023Observed: -2.1 ft at 2:25AM Dec 05, 2023Observed: -1.77 ft at 2:38AM Dec 05, 2023Observed: -1.78 ft at 2:40AM Dec 05, 2023Observed: -1.47 ft at 2:54AM Dec 05, 2023Observed: -1.47 ft at 2:55AM Dec 05, 2023Observed: -1.21 ft at 3:08AM Dec 05, 2023Observed: -1.21 ft at 3:10AM Dec 05, 2023Observed: -0.98 ft at 3:24AM Dec 05, 2023Observed: -0.98 ft at 3:25AM Dec 05, 2023Observed: -0.71 ft at 3:38AM Dec 05, 2023Observed: -0.71 ft at 3:40AM Dec 05, 2023Observed: -0.46 ft at 3:54AM Dec 05, 2023Observed: -0.47 ft at 3:55AM Dec 05, 2023Observed: -0.19 ft at 4:08AM Dec 05, 2023Observed: -0.2 ft at 4:10AM Dec 05, 2023Observed: 0.05 ft at 4:24AM Dec 05, 2023Observed: 0.06 ft at 4:25AM Dec 05, 2023Observed: 0.29 ft at 4:38AM Dec 05, 2023Observed: 0.29 ft at 4:40AM Dec 05, 2023Observed: 0.49 ft at 4:54AM Dec 05, 2023Observed: 0.5 ft at 4:55AM Dec 05, 2023Observed: 0.81 ft at 5:24AM Dec 05, 2023Observed: 0.81 ft at 5:25AM Dec 05, 2023Observed: 1.14 ft at 5:54AM Dec 05, 2023Observed: 1.15 ft at 5:55AM Dec 05, 2023Observed: 1.52 ft at 6:24AM Dec 05, 2023Observed: 1.52 ft at 6:25AM Dec 05, 2023Observed: 1.72 ft at 6:38AM Dec 05, 2023Observed: 1.73 ft at 6:40AM Dec 05, 2023Observed: 2.12 ft at 7:08AM Dec 05, 2023Observed: 2.12 ft at 7:10AM Dec 05, 2023Observed: 2.38 ft at 7:38AM Dec 05, 2023Observed: 2.38 ft at 7:40AM Dec 05, 2023Observed: 2.58 ft at 8:08AM Dec 05, 2023Observed: 2.59 ft at 8:10AM Dec 05, 2023Observed: 2.85 ft at 8:54AM Dec 05, 2023Observed: 2.86 ft at 8:55AM Dec 05, 2023Observed: 2.64 ft at 10:38AM Dec 05, 2023Observed: 2.64 ft at 10:40AM Dec 05, 2023Observed: 2.42 ft at 10:54AM Dec 05, 2023Observed: 2.42 ft at 10:55AM Dec 05, 2023Observed: 2.21 ft at 11:08AM Dec 05, 2023Observed: 2.22 ft at 11:10AM Dec 05, 2023Observed: 1.96 ft at 11:24AM Dec 05, 2023Observed: 1.96 ft at 11:25AM Dec 05, 2023Observed: 1.72 ft at 11:38AM Dec 05, 2023Observed: 1.73 ft at 11:40AM Dec 05, 2023Observed: 1.45 ft at 11:54AM Dec 05, 2023Observed: 1.46 ft at 11:55AM Dec 05, 2023Observed: 1.2 ft at 12:08PM Dec 05, 2023Observed: 1.2 ft at 12:10PM Dec 05, 2023Observed: 0.92 ft at 12:24PM Dec 05, 2023Observed: 0.92 ft at 12:25PM Dec 05, 2023Observed: 0.66 ft at 12:38PM Dec 05, 2023Observed: 0.66 ft at 12:40PM Dec 05, 2023Observed: 0.41 ft at 12:54PM Dec 05, 2023Observed: 0.42 ft at 12:55PM Dec 05, 2023Observed: 0.21 ft at 1:08PM Dec 05, 2023Observed: 0.21 ft at 1:10PM Dec 05, 2023Observed: -0.13 ft at 1:38PM Dec 05, 2023Observed: -0.13 ft at 1:40PM Dec 05, 2023Observed: -0.46 ft at 2:08PM Dec 05, 2023Observed: -0.47 ft at 2:10PM Dec 05, 2023Observed: -0.74 ft at 2:38PM Dec 05, 2023Observed: -0.75 ft at 2:40PM Dec 05, 2023Observed: -0.38 ft at 4:08PM Dec 05, 2023Observed: -0.39 ft at 4:10PM Dec 05, 2023Observed: -0.06 ft at 4:24PM Dec 05, 2023Observed: -0.07 ft at 4:25PM Dec 05, 2023Observed: 0.27 ft at 4:38PM Dec 05, 2023Observed: 0.28 ft at 4:40PM Dec 05, 2023Observed: 0.6 ft at 4:54PM Dec 05, 2023Observed: 0.61 ft at 4:55PM Dec 05, 2023Observed: 0.81 ft at 5:08PM Dec 05, 2023Observed: 0.82 ft at 5:10PM Dec 05, 2023Observed: 1.12 ft at 5:38PM Dec 05, 2023Observed: 1.12 ft at 5:40PM Dec 05, 2023Observed: 1.33 ft at 6:08PM Dec 05, 2023Observed: 1.33 ft at 6:10PM Dec 05, 2023Observed: 1.54 ft at 6:38PM Dec 05, 2023Observed: 1.55 ft at 6:40PM Dec 05, 2023Observed: 1.8 ft at 7:08PM Dec 05, 2023Observed: 1.8 ft at 7:10PM Dec 05, 2023Observed: 2 ft at 7:38PM Dec 05, 2023Observed: 2.01 ft at 7:40PM Dec 05, 2023Observed: 1.67 ft at 9:54PM Dec 05, 2023Observed: 1.67 ft at 9:55PM Dec 05, 2023Observed: 1.4 ft at 10:08PM Dec 05, 2023Observed: 1.41 ft at 10:10PM Dec 05, 2023Observed: 1.13 ft at 10:24PM Dec 05, 2023Observed: 1.14 ft at 10:25PM Dec 05, 2023Observed: 0.89 ft at 10:38PM Dec 05, 2023Observed: 0.89 ft at 10:40PM Dec 05, 2023Observed: 0.63 ft at 10:54PM Dec 05, 2023Observed: 0.64 ft at 10:55PM Dec 05, 2023Observed: 0.38 ft at 11:08PM Dec 05, 2023Observed: 0.38 ft at 11:10PM Dec 05, 2023Observed: 0.16 ft at 11:24PM Dec 05, 2023Observed: 0.16 ft at 11:25PM Dec 05, 2023Observed: -0.07 ft at 11:38PM Dec 05, 2023Observed: -0.07 ft at 11:40PM Dec 05, 2023Observed: -0.29 ft at 11:54PM Dec 05, 2023Observed: -0.3 ft at 11:55PM Dec 05, 2023Observed: -0.5 ft at 12:08AM Dec 06, 2023Observed: -0.51 ft at 12:10AM Dec 06, 2023Observed: -0.75 ft at 12:24AM Dec 06, 2023Observed: -0.75 ft at 12:25AM Dec 06, 2023Observed: -0.98 ft at 12:38AM Dec 06, 2023Observed: -0.98 ft at 12:40AM Dec 06, 2023Observed: -1.22 ft at 12:54AM Dec 06, 2023Observed: -1.22 ft at 12:55AM Dec 06, 2023Observed: -1.45 ft at 1:08AM Dec 06, 2023Observed: -1.46 ft at 1:10AM Dec 06, 2023Observed: -1.67 ft at 1:24AM Dec 06, 2023Observed: -1.68 ft at 1:25AM Dec 06, 2023Observed: -2.06 ft at 1:54AM Dec 06, 2023Observed: -2.06 ft at 1:55AM Dec 06, 2023Observed: -1.82 ft at 2:54AM Dec 06, 2023Observed: -1.83 ft at 2:55AM Dec 06, 2023Observed: -1.53 ft at 3:08AM Dec 06, 2023Observed: -1.53 ft at 3:10AM Dec 06, 2023Observed: -1.21 ft at 3:24AM Dec 06, 2023Observed: -1.21 ft at 3:25AM Dec 06, 2023Observed: -0.9 ft at 3:38AM Dec 06, 2023Observed: -0.91 ft at 3:40AM Dec 06, 2023Observed: -0.63 ft at 3:54AM Dec 06, 2023Observed: -0.64 ft at 3:55AM Dec 06, 2023Observed: -0.38 ft at 4:08AM Dec 06, 2023Observed: -0.39 ft at 4:10AM Dec 06, 2023Observed: -0.14 ft at 4:24AM Dec 06, 2023Observed: -0.15 ft at 4:25AM Dec 06, 2023Observed: 0.07 ft at 4:38AM Dec 06, 2023Observed: 0.07 ft at 4:40AM Dec 06, 2023Observed: 0.29 ft at 4:54AM Dec 06, 2023Observed: 0.29 ft at 4:55AM Dec 06, 2023Observed: 0.67 ft at 5:24AM Dec 06, 2023Observed: 0.67 ft at 5:25AM Dec 06, 2023Observed: 1.04 ft at 5:54AM Dec 06, 2023Observed: 1.05 ft at 5:55AM Dec 06, 2023Observed: 1.25 ft at 6:08AM Dec 06, 2023Observed: 1.25 ft at 6:10AM Dec 06, 2023Observed: 1.65 ft at 6:38AM Dec 06, 2023Observed: 1.65 ft at 6:40AM Dec 06, 2023Observed: 1.85 ft at 6:54AM Dec 06, 2023Observed: 1.86 ft at 6:55AM Dec 06, 2023Observed: 2.08 ft at 7:08AM Dec 06, 2023Observed: 2.09 ft at 7:10AM Dec 06, 2023Observed: 2.46 ft at 7:38AM Dec 06, 2023Observed: 2.46 ft at 7:40AM Dec 06, 2023Observed: 2.77 ft at 8:08AM Dec 06, 2023Observed: 2.78 ft at 8:10AM Dec 06, 2023Observed: 3.05 ft at 8:38AM Dec 06, 2023Observed: 3.05 ft at 8:40AM Dec 06, 2023Observed: 3.32 ft at 9:08AM Dec 06, 2023Observed: 3.32 ft at 9:10AM Dec 06, 2023Observed: 3.52 ft at 10:08AM Dec 06, 2023Observed: 3.53 ft at 10:10AM Dec 06, 2023Observed: 3.17 ft at 11:24AM Dec 06, 2023Observed: 3.18 ft at 11:25AM Dec 06, 2023Observed: 2.96 ft at 11:38AM Dec 06, 2023Observed: 2.96 ft at 11:40AM Dec 06, 2023Observed: 2.71 ft at 11:54AM Dec 06, 2023Observed: 2.72 ft at 11:55AM Dec 06, 2023Observed: 2.43 ft at 12:08PM Dec 06, 2023Observed: 2.44 ft at 12:10PM Dec 06, 2023Observed: 2.21 ft at 12:24PM Dec 06, 2023Observed: 2.21 ft at 12:25PM Dec 06, 2023Observed: 1.94 ft at 12:38PM Dec 06, 2023Observed: 1.94 ft at 12:40PM Dec 06, 2023Observed: 1.71 ft at 12:54PM Dec 06, 2023Observed: 1.72 ft at 12:55PM Dec 06, 2023Observed: 1.48 ft at 1:08PM Dec 06, 2023Observed: 1.49 ft at 1:10PM Dec 06, 2023Observed: 1.24 ft at 1:24PM Dec 06, 2023Observed: 1.24 ft at 1:25PM Dec 06, 2023Observed: 0.98 ft at 1:38PM Dec 06, 2023Observed: 0.98 ft at 1:40PM Dec 06, 2023Observed: 0.71 ft at 1:54PM Dec 06, 2023Observed: 0.71 ft at 1:55PM Dec 06, 2023Observed: 0.45 ft at 2:08PM Dec 06, 2023Observed: 0.46 ft at 2:10PM Dec 06, 2023Observed: 0.12 ft at 2:24PM Dec 06, 2023Observed: 0.12 ft at 2:25PM Dec 06, 2023Observed: -0.09 ft at 2:54PM Dec 06, 2023Observed: -0.09 ft at 2:55PM Dec 06, 2023Observed: -0.31 ft at 3:24PM Dec 06, 2023Observed: -0.31 ft at 3:25PM Dec 06, 2023Observed: -0.54 ft at 4:08PM Dec 06, 2023Observed: -0.54 ft at 4:10PM Dec 06, 2023Observed: -0.22 ft at 5:24PM Dec 06, 2023Observed: -0.23 ft at 5:25PM Dec 06, 2023Observed: 0.13 ft at 5:38PM Dec 06, 2023Observed: 0.13 ft at 5:40PM Dec 06, 2023Observed: 0.49 ft at 5:54PM Dec 06, 2023Observed: 0.5 ft at 5:55PM Dec 06, 2023Observed: 0.85 ft at 6:08PM Dec 06, 2023Observed: 0.86 ft at 6:10PM Dec 06, 2023Observed: 1.13 ft at 6:24PM Dec 06, 2023Observed: 1.14 ft at 6:25PM Dec 06, 2023Observed: 1.38 ft at 6:54PM Dec 06, 2023Observed: 1.38 ft at 6:55PM Dec 06, 2023Observed: 1.64 ft at 7:24PM Dec 06, 2023Observed: 1.65 ft at 7:25PM Dec 06, 2023Observed: 1.78 ft at 7:38PM Dec 06, 2023Observed: 1.78 ft at 7:40PM Dec 06, 2023Observed: 1.99 ft at 8:24PM Dec 06, 2023Observed: 2 ft at 8:25PM Dec 06, 2023Observed: 2.22 ft at 9:08PM Dec 06, 2023Observed: 2.23 ft at 9:10PM Dec 06, 2023Observed: 1.92 ft at 10:54PM Dec 06, 2023Observed: 1.92 ft at 10:55PM Dec 06, 2023Observed: 1.71 ft at 11:08PM Dec 06, 2023Observed: 1.71 ft at 11:10PM Dec 06, 2023Observed: 1.46 ft at 11:24PM Dec 06, 2023Observed: 1.47 ft at 11:25PM Dec 06, 2023Observed: 1.21 ft at 11:38PM Dec 06, 2023Observed: 1.21 ft at 11:40PM Dec 06, 2023Observed: 0.92 ft at 11:54PM Dec 06, 2023Observed: 0.92 ft at 11:55PM Dec 06, 2023Observed: 0.65 ft at 12:08AM Dec 07, 2023Observed: 0.65 ft at 12:10AM Dec 07, 2023Observed: 0.22 ft at 12:38AM Dec 07, 2023Observed: 0.22 ft at 12:40AM Dec 07, 2023Observed: 0 ft at 12:54AM Dec 07, 2023Observed: 0.01 ft at 12:55AM Dec 07, 2023Observed: -0.19 ft at 1:08AM Dec 07, 2023Observed: -0.2 ft at 1:10AM Dec 07, 2023Observed: -0.4 ft at 1:24AM Dec 07, 2023Observed: -0.4 ft at 1:25AM Dec 07, 2023Observed: -0.61 ft at 1:40AM Dec 07, 2023Observed: -0.83 ft at 1:55AM Dec 07, 2023Observed: -1.04 ft at 2:10AM Dec 07, 2023Observed: -1.24 ft at 2:25AM Dec 07, 2023Observed: -1.45 ft at 2:40AM Dec 07, 2023Observed: -1.78 ft at 3:10AM Dec 07, 2023Observed: -1.28 ft at 4:10AM Dec 07, 2023Observed: -0.92 ft at 4:25AM Dec 07, 2023Observed: -0.53 ft at 4:40AM Dec 07, 2023Observed: -0.18 ft at 4:55AM Dec 07, 2023Observed: 0.1 ft at 5:10AM Dec 07, 2023Observed: 0.36 ft at 5:25AM Dec 07, 2023Observed: 0.61 ft at 5:40AM Dec 07, 2023Observed: 0.97 ft at 6:10AM Dec 07, 2023Observed: 1.29 ft at 6:40AM Dec 07, 2023Observed: 1.65 ft at 7:10AM Dec 07, 2023Observed: 1.86 ft at 7:25AM Dec 07, 2023Observed: 2.09 ft at 7:40AM Dec 07, 2023Observed: 2.29 ft at 7:55AM Dec 07, 2023Observed: 2.64 ft at 8:25AM Dec 07, 2023Observed: 2.93 ft at 8:55AM Dec 07, 2023Observed: 3.16 ft at 9:24AM Dec 07, 2023Observed: 3.16 ft at 9:25AM Dec 07, 2023Observed: 3.38 ft at 9:54AM Dec 07, 2023Observed: 3.39 ft at 9:55AM Dec 07, 2023Observed: 3 ft at 12:08PM Dec 07, 2023Observed: 3 ft at 12:10PM Dec 07, 2023Observed: 2.69 ft at 12:24PM Dec 07, 2023Observed: 2.69 ft at 12:25PM Dec 07, 2023Observed: 2.44 ft at 12:38PM Dec 07, 2023Observed: 2.45 ft at 12:40PM Dec 07, 2023Observed: 2.22 ft at 12:54PM Dec 07, 2023Observed: 2.23 ft at 12:55PM Dec 07, 2023Observed: 1.9 ft at 1:08PM Dec 07, 2023Observed: 1.91 ft at 1:10PM Dec 07, 2023Observed: 1.64 ft at 1:24PM Dec 07, 2023Observed: 1.65 ft at 1:25PM Dec 07, 2023Observed: 1.44 ft at 1:38PM Dec 07, 2023Observed: 1.44 ft at 1:40PM Dec 07, 2023Observed: 1.17 ft at 1:54PM Dec 07, 2023Observed: 1.17 ft at 1:55PM Dec 07, 2023Observed: 0.88 ft at 2:08PM Dec 07, 2023Observed: 0.88 ft at 2:10PM Dec 07, 2023Observed: 0.56 ft at 2:24PM Dec 07, 2023Observed: 0.56 ft at 2:25PM Dec 07, 2023Observed: 0.25 ft at 2:38PM Dec 07, 2023Observed: 0.25 ft at 2:40PM Dec 07, 2023Observed: 0.01 ft at 2:54PM Dec 07, 2023Observed: 0.02 ft at 2:55PM Dec 07, 2023Observed: -0.21 ft at 3:08PM Dec 07, 2023Observed: -0.21 ft at 3:10PM Dec 07, 2023Observed: -0.42 ft at 3:24PM Dec 07, 2023Observed: -0.43 ft at 3:25PM Dec 07, 2023Observed: -0.63 ft at 3:38PM Dec 07, 2023Observed: -0.64 ft at 3:40PM Dec 07, 2023Observed: -0.89 ft at 3:54PM Dec 07, 2023Observed: -0.89 ft at 3:55PM Dec 07, 2023Observed: -1.1 ft at 4:08PM Dec 07, 2023Observed: -1.11 ft at 4:10PM Dec 07, 2023Observed: -1.34 ft at 4:24PM Dec 07, 2023Observed: -1.34 ft at 4:25PM Dec 07, 2023Observed: -1.57 ft at 4:38PM Dec 07, 2023Observed: -1.57 ft at 4:40PM Dec 07, 2023Observed: -1.9 ft at 5:08PM Dec 07, 2023Observed: -1.91 ft at 5:10PM Dec 07, 2023Observed: -1.37 ft at 6:08PM Dec 07, 2023Observed: -1.38 ft at 6:10PM Dec 07, 2023Observed: -0.99 ft at 6:24PM Dec 07, 2023Observed: -0.99 ft at 6:25PM Dec 07, 2023Observed: -0.54 ft at 6:38PM Dec 07, 2023Observed: -0.55 ft at 6:40PM Dec 07, 2023Observed: -0.14 ft at 6:54PM Dec 07, 2023Observed: -0.15 ft at 6:55PM Dec 07, 2023Observed: 0.17 ft at 7:08PM Dec 07, 2023Observed: 0.17 ft at 7:10PM Dec 07, 2023Observed: 0.48 ft at 7:24PM Dec 07, 2023Observed: 0.48 ft at 7:25PM Dec 07, 2023Observed: 0.69 ft at 7:38PM Dec 07, 2023Observed: 0.7 ft at 7:40PM Dec 07, 2023Observed: 1 ft at 8:08PM Dec 07, 2023Observed: 1.01 ft at 8:10PM Dec 07, 2023Observed: 1.25 ft at 8:38PM Dec 07, 2023Observed: 1.25 ft at 8:40PM Dec 07, 2023Observed: 1.49 ft at 9:08PM Dec 07, 2023Observed: 1.5 ft at 9:10PM Dec 07, 2023Observed: 1.76 ft at 9:38PM Dec 07, 2023Observed: 1.76 ft at 9:40PM Dec 07, 2023Observed: 1.97 ft at 10:08PM Dec 07, 2023Observed: 1.97 ft at 10:10PM Dec 07, 2023Observed: 1.61 ft at 12:08AM Dec 08, 2023Observed: 1.61 ft at 12:10AM Dec 08, 2023Observed: 1.37 ft at 12:24AM Dec 08, 2023Observed: 1.38 ft at 12:25AM Dec 08, 2023Observed: 1.12 ft at 12:38AM Dec 08, 2023Observed: 1.13 ft at 12:40AM Dec 08, 2023Observed: 0.89 ft at 12:54AM Dec 08, 2023Observed: 0.89 ft at 12:55AM Dec 08, 2023Observed: 0.65 ft at 1:08AM Dec 08, 2023Observed: 0.65 ft at 1:10AM Dec 08, 2023Observed: 0.41 ft at 1:24AM Dec 08, 2023Observed: 0.42 ft at 1:25AM Dec 08, 2023Observed: 0.18 ft at 1:38AM Dec 08, 2023Observed: 0.19 ft at 1:40AM Dec 08, 2023Observed: -0.03 ft at 1:54AM Dec 08, 2023Observed: -0.03 ft at 1:55AM Dec 08, 2023Observed: -0.23 ft at 2:08AM Dec 08, 2023Observed: -0.24 ft at 2:10AM Dec 08, 2023Observed: -0.46 ft at 2:24AM Dec 08, 2023Observed: -0.47 ft at 2:25AM Dec 08, 2023Observed: -0.67 ft at 2:38AM Dec 08, 2023Observed: -0.67 ft at 2:40AM Dec 08, 2023Observed: -0.89 ft at 2:54AM Dec 08, 2023Observed: -0.89 ft at 2:55AM Dec 08, 2023Observed: -1.1 ft at 3:08AM Dec 08, 2023Observed: -1.11 ft at 3:10AM Dec 08, 2023Observed: -1.34 ft at 3:24AM Dec 08, 2023Observed: -1.34 ft at 3:25AM Dec 08, 2023Observed: -1.55 ft at 3:38AM Dec 08, 2023Observed: -1.56 ft at 3:40AM Dec 08, 2023Observed: -1.8 ft at 4:08AM Dec 08, 2023Observed: -1.81 ft at 4:10AM Dec 08, 2023Observed: -1.51 ft at 4:38AM Dec 08, 2023Observed: -1.52 ft at 4:40AM Dec 08, 2023Observed: -1.22 ft at 4:54AM Dec 08, 2023Observed: -1.22 ft at 4:55AM Dec 08, 2023Observed: -0.86 ft at 5:08AM Dec 08, 2023Observed: -0.87 ft at 5:10AM Dec 08, 2023Observed: -0.46 ft at 5:24AM Dec 08, 2023Observed: -0.47 ft at 5:25AM Dec 08, 2023Observed: -0.1 ft at 5:38AM Dec 08, 2023Observed: -0.11 ft at 5:40AM Dec 08, 2023Observed: 0.24 ft at 5:54AM Dec 08, 2023Observed: 0.25 ft at 5:55AM Dec 08, 2023Observed: 0.53 ft at 6:08AM Dec 08, 2023Observed: 0.53 ft at 6:10AM Dec 08, 2023Observed: 0.73 ft at 6:24AM Dec 08, 2023Observed: 0.74 ft at 6:25AM Dec 08, 2023Observed: 1.08 ft at 6:54AM Dec 08, 2023Observed: 1.09 ft at 6:55AM Dec 08, 2023Observed: 1.44 ft at 7:24AM Dec 08, 2023Observed: 1.44 ft at 7:25AM Dec 08, 2023Observed: 1.64 ft at 7:38AM Dec 08, 2023Observed: 1.65 ft at 7:40AM Dec 08, 2023Observed: 1.85 ft at 7:54AM Dec 08, 2023Observed: 1.86 ft at 7:55AM Dec 08, 2023Observed: 2.07 ft at 8:08AM Dec 08, 2023Observed: 2.08 ft at 8:10AM Dec 08, 2023Observed: 2.42 ft at 8:38AM Dec 08, 2023Observed: 2.42 ft at 8:40AM Dec 08, 2023Observed: 2.74 ft at 9:08AM Dec 08, 2023Observed: 2.74 ft at 9:10AM Dec 08, 2023Observed: 3.02 ft at 9:38AM Dec 08, 2023Observed: 3.03 ft at 9:40AM Dec 08, 2023Observed: 3.29 ft at 10:08AM Dec 08, 2023Observed: 3.29 ft at 10:10AM Dec 08, 2023Observed: 3.52 ft at 10:54AM Dec 08, 2023Observed: 3.53 ft at 10:55AM Dec 08, 2023Observed: 3.32 ft at 12:08PM Dec 08, 2023Observed: 3.32 ft at 12:10PM Dec 08, 2023Observed: 3.11 ft at 12:24PM Dec 08, 2023Observed: 3.12 ft at 12:25PM Dec 08, 2023Observed: 2.84 ft at 12:38PM Dec 08, 2023Observed: 2.84 ft at 12:40PM Dec 08, 2023Observed: 2.48 ft at 12:54PM Dec 08, 2023Observed: 2.49 ft at 12:55PM Dec 08, 2023Observed: 2.18 ft at 1:08PM Dec 08, 2023Observed: 2.19 ft at 1:10PM Dec 08, 2023Observed: 1.88 ft at 1:24PM Dec 08, 2023Observed: 1.88 ft at 1:25PM Dec 08, 2023Observed: 1.58 ft at 1:38PM Dec 08, 2023Observed: 1.59 ft at 1:40PM Dec 08, 2023Observed: 1.3 ft at 1:54PM Dec 08, 2023Observed: 1.3 ft at 1:55PM Dec 08, 2023Observed: 1.01 ft at 2:08PM Dec 08, 2023Observed: 1.01 ft at 2:10PM Dec 08, 2023Observed: 0.72 ft at 2:24PM Dec 08, 2023Observed: 0.72 ft at 2:25PM Dec 08, 2023Observed: 0.4 ft at 2:38PM Dec 08, 2023Observed: 0.4 ft at 2:40PM Dec 08, 2023Observed: 0.08 ft at 2:54PM Dec 08, 2023Observed: 0.08 ft at 3:00PM Dec 08, 2023Observed: -0.19 ft at 3:08PM Dec 08, 2023Observed: -0.2 ft at 3:10PM Dec 08, 2023Observed: -0.43 ft at 3:24PM Dec 08, 2023Observed: -0.43 ft at 3:25PM Dec 08, 2023Observed: -0.7 ft at 3:38PM Dec 08, 2023Observed: -0.7 ft at 3:40PM Dec 08, 2023Observed: -0.98 ft at 3:54PM Dec 08, 2023Observed: -0.98 ft at 3:55PM Dec 08, 2023Observed: -1.22 ft at 4:08PM Dec 08, 2023Observed: -1.22 ft at 4:10PM Dec 08, 2023Observed: -1.51 ft at 4:24PM Dec 08, 2023Observed: -1.52 ft at 4:25PM Dec 08, 2023Observed: -1.8 ft at 4:38PM Dec 08, 2023Observed: -1.8 ft at 4:40PM Dec 08, 2023Observed: -2.06 ft at 4:54PM Dec 08, 2023Observed: -2.06 ft at 4:55PM Dec 08, 2023Observed: -2.3 ft at 5:08PM Dec 08, 2023Observed: -2.3 ft at 5:10PM Dec 08, 2023Observed: -2.63 ft at 5:38PM Dec 08, 2023Observed: -2.64 ft at 5:40PM Dec 08, 2023Observed: -2.42 ft at 6:24PM Dec 08, 2023Observed: -2.42 ft at 6:25PM Dec 08, 2023Observed: -2.02 ft at 6:38PM Dec 08, 2023Observed: -2.02 ft at 6:40PM Dec 08, 2023Observed: -1.57 ft at 6:54PM Dec 08, 2023Observed: -1.57 ft at 7:00PM Dec 08, 2023Observed: -1.13 ft at 7:08PM Dec 08, 2023Observed: -1.14 ft at 7:10PM Dec 08, 2023Observed: -0.77 ft at 7:24PM Dec 08, 2023Observed: -0.77 ft at 7:25PM Dec 08, 2023Observed: -0.41 ft at 7:38PM Dec 08, 2023Observed: -0.42 ft at 7:40PM Dec 08, 2023Observed: -0.11 ft at 7:54PM Dec 08, 2023Observed: -0.12 ft at 7:55PM Dec 08, 2023Observed: 0.12 ft at 8:08PM Dec 08, 2023Observed: 0.12 ft at 8:10PM Dec 08, 2023Observed: 0.35 ft at 8:24PM Dec 08, 2023Observed: 0.36 ft at 8:25PM Dec 08, 2023Observed: 0.57 ft at 8:38PM Dec 08, 2023Observed: 0.57 ft at 8:40PM Dec 08, 2023Observed: 0.89 ft at 9:08PM Dec 08, 2023Observed: 0.89 ft at 9:10PM Dec 08, 2023Observed: 1.14 ft at 9:38PM Dec 08, 2023Observed: 1.15 ft at 9:40PM Dec 08, 2023Observed: 1.41 ft at 10:08PM Dec 08, 2023Observed: 1.42 ft at 10:10PM Dec 08, 2023Observed: 1.69 ft at 10:38PM Dec 08, 2023Observed: 1.69 ft at 10:40PM Dec 08, 2023Observed: 1.92 ft at 11:08PM Dec 08, 2023Observed: 1.92 ft at 11:10PM Dec 08, 2023Observed: 1.67 ft at 1:08AM Dec 09, 2023Observed: 1.68 ft at 1:10AM Dec 09, 2023Observed: 1.45 ft at 1:24AM Dec 09, 2023Observed: 1.46 ft at 1:25AM Dec 09, 2023Observed: 1.21 ft at 1:38AM Dec 09, 2023Observed: 1.22 ft at 1:40AM Dec 09, 2023Observed: 0.94 ft at 1:54AM Dec 09, 2023Observed: 0.95 ft at 1:55AM Dec 09, 2023Observed: 0.67 ft at 2:08AM Dec 09, 2023Observed: 0.68 ft at 2:10AM Dec 09, 2023Observed: 0.45 ft at 2:24AM Dec 09, 2023Observed: 0.45 ft at 2:25AM Dec 09, 2023Observed: 0.22 ft at 2:38AM Dec 09, 2023Observed: 0.23 ft at 2:40AM Dec 09, 2023Observed: 0 ft at 2:54AM Dec 09, 2023Observed: 0 ft at 3:00AM Dec 09, 2023Observed: -0.22 ft at 3:08AM Dec 09, 2023Observed: -0.22 ft at 3:10AM Dec 09, 2023Observed: -0.43 ft at 3:24AM Dec 09, 2023Observed: -0.43 ft at 3:25AM Dec 09, 2023Observed: -0.66 ft at 3:38AM Dec 09, 2023Observed: -0.66 ft at 3:40AM Dec 09, 2023Observed: -0.87 ft at 3:54AM Dec 09, 2023Observed: -0.88 ft at 3:55AM Dec 09, 2023Observed: -1.27 ft at 4:24AM Dec 09, 2023Observed: -1.28 ft at 4:25AM Dec 09, 2023Observed: -1.58 ft at 4:54AM Dec 09, 2023Observed: -1.58 ft at 4:55AM Dec 09, 2023Observed: -1.15 ft at 5:38AM Dec 09, 2023Observed: -1.15 ft at 5:40AM Dec 09, 2023Observed: -0.73 ft at 5:54AM Dec 09, 2023Observed: -0.74 ft at 5:55AM Dec 09, 2023Observed: -0.27 ft at 6:08AM Dec 09, 2023Observed: -0.28 ft at 6:10AM Dec 09, 2023Observed: 0.13 ft at 6:24AM Dec 09, 2023Observed: 0.14 ft at 6:25AM Dec 09, 2023Observed: 0.53 ft at 6:38AM Dec 09, 2023Observed: 0.53 ft at 6:40AM Dec 09, 2023Observed: 0.83 ft at 6:54AM Dec 09, 2023Observed: 0.83 ft at 7:00AM Dec 09, 2023Observed: 1.05 ft at 7:08AM Dec 09, 2023Observed: 1.06 ft at 7:10AM Dec 09, 2023Observed: 1.41 ft at 7:38AM Dec 09, 2023Observed: 1.42 ft at 7:40AM Dec 09, 2023Observed: 1.79 ft at 8:08AM Dec 09, 2023Observed: 1.79 ft at 8:10AM Dec 09, 2023Observed: 2 ft at 8:24AM Dec 09, 2023Observed: 2.01 ft at 8:25AM Dec 09, 2023Observed: 2.21 ft at 8:38AM Dec 09, 2023Observed: 2.22 ft at 8:40AM Dec 09, 2023Observed: 2.58 ft at 9:08AM Dec 09, 2023Observed: 2.59 ft at 9:10AM Dec 09, 2023Observed: 2.93 ft at 9:38AM Dec 09, 2023Observed: 2.94 ft at 9:40AM Dec 09, 2023Observed: 3.22 ft at 10:08AM Dec 09, 2023Observed: 3.23 ft at 10:10AM Dec 09, 2023Observed: 3.47 ft at 10:38AM Dec 09, 2023Observed: 3.48 ft at 10:40AM Dec 09, 2023Observed: 3.7 ft at 11:24AM Dec 09, 2023Highest Observation: 3.71 ft at 11:25AM Dec 09, 2023Observed: 3.44 ft at 12:38PM Dec 09, 2023Observed: 3.45 ft at 12:40PM Dec 09, 2023Observed: 3.17 ft at 12:54PM Dec 09, 2023Observed: 3.18 ft at 12:55PM Dec 09, 2023Observed: 2.92 ft at 1:08PM Dec 09, 2023Observed: 2.92 ft at 1:10PM Dec 09, 2023Observed: 2.57 ft at 1:24PM Dec 09, 2023Observed: 2.58 ft at 1:25PM Dec 09, 2023Observed: 2.3 ft at 1:38PM Dec 09, 2023Observed: 2.31 ft at 1:40PM Dec 09, 2023Observed: 1.99 ft at 1:54PM Dec 09, 2023Observed: 2 ft at 1:55PM Dec 09, 2023Observed: 1.71 ft at 2:08PM Dec 09, 2023Observed: 1.71 ft at 2:10PM Dec 09, 2023Observed: 1.4 ft at 2:24PM Dec 09, 2023Observed: 1.41 ft at 2:25PM Dec 09, 2023Observed: 1.13 ft at 2:38PM Dec 09, 2023Observed: 1.14 ft at 2:40PM Dec 09, 2023Observed: 0.83 ft at 2:54PM Dec 09, 2023Observed: 0.83 ft at 3:00PM Dec 09, 2023Observed: 0.53 ft at 3:08PM Dec 09, 2023Observed: 0.53 ft at 3:10PM Dec 09, 2023Observed: 0.17 ft at 3:24PM Dec 09, 2023Observed: 0.17 ft at 3:25PM Dec 09, 2023Observed: -0.13 ft at 3:38PM Dec 09, 2023Observed: -0.14 ft at 3:40PM Dec 09, 2023Observed: -0.4 ft at 3:54PM Dec 09, 2023Observed: -0.41 ft at 3:55PM Dec 09, 2023Observed: -0.68 ft at 4:08PM Dec 09, 2023Observed: -0.69 ft at 4:10PM Dec 09, 2023Observed: -0.95 ft at 4:24PM Dec 09, 2023Observed: -0.96 ft at 4:25PM Dec 09, 2023Observed: -1.26 ft at 4:38PM Dec 09, 2023Observed: -1.26 ft at 4:40PM Dec 09, 2023Observed: -1.57 ft at 4:54PM Dec 09, 2023Observed: -1.57 ft at 4:55PM Dec 09, 2023Observed: -1.87 ft at 5:08PM Dec 09, 2023Observed: -1.88 ft at 5:10PM Dec 09, 2023Observed: -2.16 ft at 5:24PM Dec 09, 2023Observed: -2.16 ft at 5:25PM Dec 09, 2023Observed: -2.39 ft at 5:38PM Dec 09, 2023Observed: -2.4 ft at 5:40PM Dec 09, 2023Observed: -2.61 ft at 5:54PM Dec 09, 2023Observed: -2.61 ft at 5:55PM Dec 09, 2023Observed: -2.9 ft at 6:24PM Dec 09, 2023Observed: -2.91 ft at 6:25PM Dec 09, 2023Observed: -2.65 ft at 7:24PM Dec 09, 2023Observed: -2.65 ft at 7:25PM Dec 09, 2023Observed: -2.26 ft at 7:38PM Dec 09, 2023Observed: -2.27 ft at 7:40PM Dec 09, 2023Observed: -1.86 ft at 7:54PM Dec 09, 2023Observed: -1.87 ft at 7:55PM Dec 09, 2023Observed: -1.41 ft at 8:08PM Dec 09, 2023Observed: -1.42 ft at 8:10PM Dec 09, 2023Observed: -0.99 ft at 8:24PM Dec 09, 2023Observed: -0.99 ft at 8:25PM Dec 09, 2023NAAC1(plotting HGIRR) Graph Created (8:45PM Dec 9, 2023)ObservedLatest observed value: -0.99 ft at 8:25 PM PST 9-Dec-2023.
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About this graph
Tabular Data (UTC)
Tabular Data (PST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the Napa River at Lincoln Avenue. During times of high water, forecast crest information can be found in the text products.
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Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 18.5
Flood Stage: 0
Action Stage: 16.5
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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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.
About This Location Collapse

Latitude: 38.310278° N, Longitude: 122.277500° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 Not Available Not Available  
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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
San Francisco Bay Area Weather Forecast Office
21 Grace Hopper Ave, Stop 5
Monterey, CA 93943-5505
(831) 656-1725
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Page last modified: 2-Nov-2020 7:27 PM
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