Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 
Hydrograph River at a Glance Download
Long Island Sound above Lattingtown Tide Height (ft)Observed: 4.56 ft at 8:36AM Jul 18, 2018Observed: 4.44 ft at 8:42AM Jul 18, 2018Observed: 4.32 ft at 8:48AM Jul 18, 2018Observed: 4.21 ft at 8:54AM Jul 18, 2018Observed: 4.11 ft at 9:00AM Jul 18, 2018Observed: 4.02 ft at 9:06AM Jul 18, 2018Observed: 3.93 ft at 9:12AM Jul 18, 2018Observed: 3.85 ft at 9:18AM Jul 18, 2018Observed: 3.78 ft at 9:24AM Jul 18, 2018Observed: 3.71 ft at 9:30AM Jul 18, 2018Observed: 3.65 ft at 9:36AM Jul 18, 2018Observed: 3.59 ft at 9:42AM Jul 18, 2018Observed: 3.54 ft at 9:48AM Jul 18, 2018Observed: 3.49 ft at 9:54AM Jul 18, 2018Observed: 3.45 ft at 10:00AM Jul 18, 2018Observed: 3.41 ft at 10:06AM Jul 18, 2018Observed: 3.37 ft at 10:12AM Jul 18, 2018Observed: 3.34 ft at 10:18AM Jul 18, 2018Observed: 3.31 ft at 10:24AM Jul 18, 2018Observed: 3.28 ft at 10:30AM Jul 18, 2018Observed: 3.25 ft at 10:36AM Jul 18, 2018Observed: 3.23 ft at 10:42AM Jul 18, 2018Observed: 3.2 ft at 10:48AM Jul 18, 2018Observed: 3.18 ft at 10:50AM Jul 18, 2018Observed: 3.18 ft at 10:54AM Jul 18, 2018Observed: 3.16 ft at 10:56AM Jul 18, 2018Observed: 3.16 ft at 11:00AM Jul 18, 2018Observed: 3.14 ft at 11:06AM Jul 18, 2018Observed: 3.12 ft at 11:12AM Jul 18, 2018Observed: 3.1 ft at 11:18AM Jul 18, 2018Observed: 3.09 ft at 11:24AM Jul 18, 2018Observed: 3.08 ft at 11:30AM Jul 18, 2018Observed: 3.07 ft at 11:36AM Jul 18, 2018Observed: 3.05 ft at 11:42AM Jul 18, 2018Observed: 3.04 ft at 11:48AM Jul 18, 2018Observed: 3.04 ft at 11:54AM Jul 18, 2018Observed: 3.03 ft at 12:00PM Jul 18, 2018Observed: 3.02 ft at 12:06PM Jul 18, 2018Observed: 3.01 ft at 12:12PM Jul 18, 2018Observed: 3 ft at 12:18PM Jul 18, 2018Observed: 2.99 ft at 12:24PM Jul 18, 2018Observed: 2.98 ft at 12:30PM Jul 18, 2018Observed: 2.97 ft at 12:36PM Jul 18, 2018Observed: 2.96 ft at 12:42PM Jul 18, 2018Observed: 2.95 ft at 12:48PM Jul 18, 2018Observed: 2.94 ft at 12:54PM Jul 18, 2018Observed: 2.94 ft at 1:00PM Jul 18, 2018Observed: 2.93 ft at 1:06PM Jul 18, 2018Observed: 2.92 ft at 1:12PM Jul 18, 2018Observed: 2.92 ft at 1:18PM Jul 18, 2018Observed: 2.93 ft at 1:24PM Jul 18, 2018Observed: 2.94 ft at 1:30PM Jul 18, 2018Observed: 2.98 ft at 1:36PM Jul 18, 2018Observed: 3.08 ft at 1:42PM Jul 18, 2018Observed: 3.26 ft at 1:48PM Jul 18, 2018Observed: 3.54 ft at 1:54PM Jul 18, 2018Observed: 3.86 ft at 2:00PM Jul 18, 2018Observed: 4.16 ft at 2:06PM Jul 18, 2018Observed: 4.43 ft at 2:12PM Jul 18, 2018Observed: 4.68 ft at 2:18PM Jul 18, 2018Observed: 4.91 ft at 2:24PM Jul 18, 2018Observed: 5.13 ft at 2:30PM Jul 18, 2018Observed: 5.34 ft at 2:36PM Jul 18, 2018Observed: 5.54 ft at 2:42PM Jul 18, 2018Observed: 5.73 ft at 2:48PM Jul 18, 2018Observed: 5.93 ft at 2:54PM Jul 18, 2018Observed: 6.13 ft at 3:00PM Jul 18, 2018Observed: 6.32 ft at 3:06PM Jul 18, 2018Observed: 6.54 ft at 3:12PM Jul 18, 2018Observed: 6.73 ft at 3:18PM Jul 18, 2018Observed: 6.93 ft at 3:24PM Jul 18, 2018Observed: 7.11 ft at 3:30PM Jul 18, 2018Observed: 7.3 ft at 3:36PM Jul 18, 2018Observed: 7.46 ft at 3:42PM Jul 18, 2018Observed: 7.61 ft at 3:48PM Jul 18, 2018Observed: 7.75 ft at 3:54PM Jul 18, 2018Observed: 7.87 ft at 4:00PM Jul 18, 2018Observed: 7.99 ft at 4:06PM Jul 18, 2018Observed: 8.1 ft at 4:12PM Jul 18, 2018Observed: 8.21 ft at 4:18PM Jul 18, 2018Observed: 8.31 ft at 4:24PM Jul 18, 2018Observed: 8.4 ft at 4:30PM Jul 18, 2018Observed: 8.49 ft at 4:36PM Jul 18, 2018Observed: 8.57 ft at 4:42PM Jul 18, 2018Observed: 8.64 ft at 4:48PM Jul 18, 2018Observed: 8.7 ft at 4:49PM Jul 18, 2018Observed: 8.7 ft at 4:54PM Jul 18, 2018Observed: 8.75 ft at 5:00PM Jul 18, 2018Observed: 8.79 ft at 5:06PM Jul 18, 2018Observed: 8.81 ft at 5:12PM Jul 18, 2018Highest Observation: 8.82 ft at 5:18PM Jul 18, 2018Highest Observation: 8.82 ft at 5:24PM Jul 18, 2018Observed: 8.8 ft at 5:30PM Jul 18, 2018Observed: 8.77 ft at 5:36PM Jul 18, 2018Observed: 8.74 ft at 5:42PM Jul 18, 2018Observed: 8.7 ft at 5:48PM Jul 18, 2018Observed: 8.65 ft at 5:54PM Jul 18, 2018Observed: 8.6 ft at 6:00PM Jul 18, 2018Observed: 8.55 ft at 6:06PM Jul 18, 2018Observed: 8.49 ft at 6:12PM Jul 18, 2018Observed: 8.43 ft at 6:18PM Jul 18, 2018Observed: 8.35 ft at 6:24PM Jul 18, 2018Observed: 8.28 ft at 6:30PM Jul 18, 2018Observed: 8.2 ft at 6:36PM Jul 18, 2018Observed: 8.11 ft at 6:42PM Jul 18, 2018Observed: 8.02 ft at 6:48PM Jul 18, 2018Observed: 7.92 ft at 6:54PM Jul 18, 2018Observed: 7.82 ft at 7:00PM Jul 18, 2018Observed: 7.71 ft at 7:06PM Jul 18, 2018Observed: 7.6 ft at 7:12PM Jul 18, 2018Observed: 7.48 ft at 7:18PM Jul 18, 2018Observed: 7.35 ft at 7:24PM Jul 18, 2018Observed: 7.22 ft at 7:30PM Jul 18, 2018Observed: 7.08 ft at 7:36PM Jul 18, 2018Observed: 6.94 ft at 7:42PM Jul 18, 2018Observed: 6.79 ft at 7:48PM Jul 18, 2018Observed: 6.64 ft at 7:54PM Jul 18, 2018Observed: 6.49 ft at 8:00PM Jul 18, 2018Observed: 6.35 ft at 8:06PM Jul 18, 2018Observed: 6.2 ft at 8:12PM Jul 18, 2018Observed: 6.06 ft at 8:18PM Jul 18, 2018Observed: 5.92 ft at 8:24PM Jul 18, 2018Observed: 5.78 ft at 8:30PM Jul 18, 2018Observed: 5.65 ft at 8:36PM Jul 18, 2018Observed: 5.51 ft at 8:42PM Jul 18, 2018Observed: 5.38 ft at 8:48PM Jul 18, 2018Observed: 5.25 ft at 8:54PM Jul 18, 2018Observed: 5.12 ft at 9:00PM Jul 18, 2018Observed: 4.98 ft at 9:06PM Jul 18, 2018Observed: 4.84 ft at 9:12PM Jul 18, 2018Observed: 4.7 ft at 9:18PM Jul 18, 2018Observed: 4.57 ft at 9:24PM Jul 18, 2018Observed: 4.45 ft at 9:30PM Jul 18, 2018Observed: 4.33 ft at 9:36PM Jul 18, 2018Observed: 4.22 ft at 9:42PM Jul 18, 2018Observed: 4.12 ft at 9:48PM Jul 18, 2018Observed: 4.02 ft at 9:54PM Jul 18, 2018Observed: 3.94 ft at 10:00PM Jul 18, 2018Observed: 3.86 ft at 10:06PM Jul 18, 2018Observed: 3.79 ft at 10:12PM Jul 18, 2018Observed: 3.72 ft at 10:18PM Jul 18, 2018Observed: 3.66 ft at 10:24PM Jul 18, 2018Observed: 3.6 ft at 10:30PM Jul 18, 2018Observed: 3.55 ft at 10:36PM Jul 18, 2018Observed: 3.5 ft at 10:42PM Jul 18, 2018Observed: 3.46 ft at 10:48PM Jul 18, 2018Observed: 3.42 ft at 10:54PM Jul 18, 2018Observed: 3.38 ft at 11:00PM Jul 18, 2018Observed: 3.35 ft at 11:06PM Jul 18, 2018Observed: 3.32 ft at 11:12PM Jul 18, 2018Observed: 3.29 ft at 11:18PM Jul 18, 2018Observed: 3.26 ft at 11:24PM Jul 18, 2018Observed: 3.24 ft at 11:30PM Jul 18, 2018Observed: 3.22 ft at 11:36PM Jul 18, 2018Observed: 3.19 ft at 11:42PM Jul 18, 2018Observed: 3.18 ft at 11:48PM Jul 18, 2018Observed: 3.16 ft at 11:54PM Jul 18, 2018Observed: 3.14 ft at 12:00AM Jul 19, 2018Observed: 3.12 ft at 12:06AM Jul 19, 2018Observed: 3.11 ft at 12:12AM Jul 19, 2018Observed: 3.09 ft at 12:18AM Jul 19, 2018Observed: 3.08 ft at 12:24AM Jul 19, 2018Observed: 3.07 ft at 12:30AM Jul 19, 2018Observed: 3.06 ft at 12:36AM Jul 19, 2018Observed: 3.05 ft at 12:42AM Jul 19, 2018Observed: 3.04 ft at 12:48AM Jul 19, 2018Observed: 3.03 ft at 12:54AM Jul 19, 2018Observed: 3.02 ft at 1:00AM Jul 19, 2018Observed: 3.01 ft at 1:06AM Jul 19, 2018Observed: 3 ft at 1:12AM Jul 19, 2018Observed: 2.99 ft at 1:18AM Jul 19, 2018Observed: 2.99 ft at 1:24AM Jul 19, 2018Observed: 2.98 ft at 1:30AM Jul 19, 2018Observed: 2.97 ft at 1:36AM Jul 19, 2018Observed: 2.97 ft at 1:42AM Jul 19, 2018Observed: 2.96 ft at 1:48AM Jul 19, 2018Observed: 2.97 ft at 1:54AM Jul 19, 2018Observed: 2.99 ft at 2:00AM Jul 19, 2018Observed: 3.03 ft at 2:06AM Jul 19, 2018Observed: 3.09 ft at 2:12AM Jul 19, 2018Observed: 3.22 ft at 2:18AM Jul 19, 2018Observed: 3.42 ft at 2:24AM Jul 19, 2018Observed: 3.65 ft at 2:30AM Jul 19, 2018Observed: 3.91 ft at 2:36AM Jul 19, 2018Observed: 4.16 ft at 2:42AM Jul 19, 2018Observed: 4.41 ft at 2:48AM Jul 19, 2018Observed: 4.65 ft at 2:54AM Jul 19, 2018Observed: 4.89 ft at 3:00AM Jul 19, 2018Observed: 5.11 ft at 3:06AM Jul 19, 2018Observed: 5.3 ft at 3:12AM Jul 19, 2018Observed: 5.47 ft at 3:18AM Jul 19, 2018Observed: 5.65 ft at 3:24AM Jul 19, 2018Observed: 5.84 ft at 3:30AM Jul 19, 2018Observed: 6.01 ft at 3:36AM Jul 19, 2018Observed: 6.2 ft at 3:42AM Jul 19, 2018Observed: 6.39 ft at 3:48AM Jul 19, 2018Observed: 6.57 ft at 3:54AM Jul 19, 2018Observed: 6.75 ft at 4:00AM Jul 19, 2018Observed: 6.92 ft at 4:06AM Jul 19, 2018Observed: 7.08 ft at 4:12AM Jul 19, 2018Observed: 7.24 ft at 4:18AM Jul 19, 2018Observed: 7.37 ft at 4:24AM Jul 19, 2018Observed: 7.49 ft at 4:30AM Jul 19, 2018Observed: 7.6 ft at 4:36AM Jul 19, 2018Observed: 7.7 ft at 4:42AM Jul 19, 2018Observed: 7.79 ft at 4:48AM Jul 19, 2018Observed: 7.87 ft at 4:49AM Jul 19, 2018Observed: 7.87 ft at 4:54AM Jul 19, 2018Observed: 7.93 ft at 5:00AM Jul 19, 2018Observed: 7.99 ft at 5:06AM Jul 19, 2018Observed: 8.04 ft at 5:12AM Jul 19, 2018Observed: 8.08 ft at 5:18AM Jul 19, 2018Observed: 8.1 ft at 5:24AM Jul 19, 2018Observed: 8.11 ft at 5:30AM Jul 19, 2018Observed: 8.11 ft at 5:36AM Jul 19, 2018Observed: 8.09 ft at 5:42AM Jul 19, 2018Observed: 8.06 ft at 5:48AM Jul 19, 2018Observed: 8.03 ft at 5:54AM Jul 19, 2018Observed: 8 ft at 6:00AM Jul 19, 2018Observed: 7.96 ft at 6:06AM Jul 19, 2018Observed: 7.92 ft at 6:12AM Jul 19, 2018Observed: 7.88 ft at 6:18AM Jul 19, 2018Observed: 7.84 ft at 6:24AM Jul 19, 2018Observed: 7.79 ft at 6:30AM Jul 19, 2018Observed: 7.73 ft at 6:36AM Jul 19, 2018Observed: 7.67 ft at 6:42AM Jul 19, 2018Observed: 7.6 ft at 6:48AM Jul 19, 2018Observed: 7.53 ft at 6:54AM Jul 19, 2018Observed: 7.45 ft at 7:00AM Jul 19, 2018Observed: 7.36 ft at 7:06AM Jul 19, 2018Observed: 7.27 ft at 7:12AM Jul 19, 2018Observed: 7.17 ft at 7:18AM Jul 19, 2018Observed: 7.06 ft at 7:24AM Jul 19, 2018Observed: 6.95 ft at 7:30AM Jul 19, 2018Observed: 6.83 ft at 7:36AM Jul 19, 2018Observed: 6.71 ft at 7:42AM Jul 19, 2018Observed: 6.59 ft at 7:48AM Jul 19, 2018Observed: 6.46 ft at 7:54AM Jul 19, 2018Observed: 6.34 ft at 8:00AM Jul 19, 2018Observed: 6.21 ft at 8:06AM Jul 19, 2018Observed: 6.08 ft at 8:12AM Jul 19, 2018Observed: 5.96 ft at 8:18AM Jul 19, 2018Observed: 5.83 ft at 8:24AM Jul 19, 2018Observed: 5.7 ft at 8:30AM Jul 19, 2018Observed: 5.58 ft at 8:36AM Jul 19, 2018Observed: 5.46 ft at 8:42AM Jul 19, 2018Observed: 5.33 ft at 8:48AM Jul 19, 2018Observed: 5.21 ft at 8:54AM Jul 19, 2018Observed: 5.08 ft at 9:00AM Jul 19, 2018Observed: 4.94 ft at 9:06AM Jul 19, 2018Observed: 4.81 ft at 9:12AM Jul 19, 2018Observed: 4.67 ft at 9:18AM Jul 19, 2018Observed: 4.55 ft at 9:24AM Jul 19, 2018Observed: 4.42 ft at 9:30AM Jul 19, 2018Observed: 4.31 ft at 9:36AM Jul 19, 2018Observed: 4.2 ft at 9:42AM Jul 19, 2018Observed: 4.1 ft at 9:48AM Jul 19, 2018Observed: 4.01 ft at 9:54AM Jul 19, 2018Observed: 3.92 ft at 10:00AM Jul 19, 2018Observed: 3.85 ft at 10:06AM Jul 19, 2018Observed: 3.77 ft at 10:12AM Jul 19, 2018Observed: 3.71 ft at 10:18AM Jul 19, 2018Observed: 3.64 ft at 10:24AM Jul 19, 2018Observed: 3.58 ft at 10:30AM Jul 19, 2018Observed: 3.53 ft at 10:36AM Jul 19, 2018Observed: 3.48 ft at 10:42AM Jul 19, 2018Observed: 3.44 ft at 10:43AM Jul 19, 2018Observed: 3.44 ft at 10:48AM Jul 19, 2018Observed: 3.4 ft at 10:49AM Jul 19, 2018Observed: 3.4 ft at 10:54AM Jul 19, 2018Observed: 3.36 ft at 11:00AM Jul 19, 2018Observed: 3.33 ft at 11:06AM Jul 19, 2018Observed: 3.29 ft at 11:12AM Jul 19, 2018Observed: 3.27 ft at 11:18AM Jul 19, 2018Observed: 3.24 ft at 11:24AM Jul 19, 2018Observed: 3.21 ft at 11:30AM Jul 19, 2018Observed: 3.19 ft at 11:36AM Jul 19, 2018Observed: 3.17 ft at 11:42AM Jul 19, 2018Observed: 3.16 ft at 11:48AM Jul 19, 2018Observed: 3.14 ft at 11:54AM Jul 19, 2018Observed: 3.12 ft at 12:00PM Jul 19, 2018Observed: 3.1 ft at 12:06PM Jul 19, 2018Observed: 3.09 ft at 12:12PM Jul 19, 2018Observed: 3.07 ft at 12:18PM Jul 19, 2018Observed: 3.06 ft at 12:24PM Jul 19, 2018Observed: 3.05 ft at 12:30PM Jul 19, 2018Observed: 3.03 ft at 12:36PM Jul 19, 2018Observed: 3.02 ft at 12:42PM Jul 19, 2018Observed: 3.01 ft at 12:48PM Jul 19, 2018Observed: 3 ft at 12:54PM Jul 19, 2018Observed: 2.99 ft at 1:00PM Jul 19, 2018Observed: 2.99 ft at 1:06PM Jul 19, 2018Observed: 2.98 ft at 1:12PM Jul 19, 2018Observed: 2.97 ft at 1:18PM Jul 19, 2018Observed: 2.96 ft at 1:24PM Jul 19, 2018Observed: 2.95 ft at 1:30PM Jul 19, 2018Observed: 2.95 ft at 1:36PM Jul 19, 2018Observed: 2.94 ft at 1:42PM Jul 19, 2018Observed: 2.94 ft at 1:48PM Jul 19, 2018Observed: 2.93 ft at 1:54PM Jul 19, 2018Observed: 2.93 ft at 2:00PM Jul 19, 2018Observed: 2.92 ft at 2:06PM Jul 19, 2018Observed: 2.92 ft at 2:12PM Jul 19, 2018Observed: 2.93 ft at 2:18PM Jul 19, 2018Observed: 2.95 ft at 2:24PM Jul 19, 2018Observed: 3 ft at 2:30PM Jul 19, 2018Observed: 3.09 ft at 2:36PM Jul 19, 2018Observed: 3.26 ft at 2:42PM Jul 19, 2018Observed: 3.51 ft at 2:48PM Jul 19, 2018Observed: 3.81 ft at 2:54PM Jul 19, 2018Observed: 4.09 ft at 3:00PM Jul 19, 2018Observed: 4.34 ft at 3:06PM Jul 19, 2018Observed: 4.58 ft at 3:12PM Jul 19, 2018Observed: 4.8 ft at 3:18PM Jul 19, 2018Observed: 5.01 ft at 3:24PM Jul 19, 2018Observed: 5.21 ft at 3:30PM Jul 19, 2018Observed: 5.4 ft at 3:36PM Jul 19, 2018Observed: 5.58 ft at 3:42PM Jul 19, 2018Observed: 5.77 ft at 3:48PM Jul 19, 2018Observed: 5.96 ft at 3:54PM Jul 19, 2018Observed: 6.14 ft at 4:00PM Jul 19, 2018Observed: 6.33 ft at 4:06PM Jul 19, 2018Observed: 6.52 ft at 4:12PM Jul 19, 2018Observed: 6.71 ft at 4:18PM Jul 19, 2018Observed: 6.88 ft at 4:24PM Jul 19, 2018Observed: 7.05 ft at 4:30PM Jul 19, 2018Observed: 7.21 ft at 4:36PM Jul 19, 2018Observed: 7.36 ft at 4:42PM Jul 19, 2018Observed: 7.5 ft at 4:43PM Jul 19, 2018Observed: 7.5 ft at 4:48PM Jul 19, 2018Observed: 7.62 ft at 4:49PM Jul 19, 2018Observed: 7.62 ft at 4:54PM Jul 19, 2018Observed: 7.74 ft at 5:00PM Jul 19, 2018Observed: 7.84 ft at 5:06PM Jul 19, 2018Observed: 7.94 ft at 5:12PM Jul 19, 2018Observed: 8.03 ft at 5:18PM Jul 19, 2018Observed: 8.12 ft at 5:24PM Jul 19, 2018Observed: 8.19 ft at 5:30PM Jul 19, 2018Observed: 8.27 ft at 5:36PM Jul 19, 2018Observed: 8.33 ft at 5:42PM Jul 19, 2018Observed: 8.39 ft at 5:48PM Jul 19, 2018Observed: 8.43 ft at 5:54PM Jul 19, 2018Observed: 8.47 ft at 6:00PM Jul 19, 2018Observed: 8.49 ft at 6:06PM Jul 19, 2018Observed: 8.51 ft at 6:12PM Jul 19, 2018Observed: 8.5 ft at 6:18PM Jul 19, 2018Observed: 8.48 ft at 6:24PM Jul 19, 2018Observed: 8.46 ft at 6:30PM Jul 19, 2018Observed: 8.42 ft at 6:36PM Jul 19, 2018Observed: 8.38 ft at 6:42PM Jul 19, 2018Observed: 8.34 ft at 6:48PM Jul 19, 2018Observed: 8.29 ft at 6:54PM Jul 19, 2018Observed: 8.24 ft at 7:00PM Jul 19, 2018Observed: 8.19 ft at 7:06PM Jul 19, 2018Observed: 8.13 ft at 7:12PM Jul 19, 2018Observed: 8.07 ft at 7:18PM Jul 19, 2018Observed: 8 ft at 7:24PM Jul 19, 2018Observed: 7.93 ft at 7:30PM Jul 19, 2018Observed: 7.85 ft at 7:36PM Jul 19, 2018Observed: 7.76 ft at 7:42PM Jul 19, 2018Observed: 7.67 ft at 7:48PM Jul 19, 2018Observed: 7.57 ft at 7:54PM Jul 19, 2018Observed: 7.47 ft at 8:00PM Jul 19, 2018Observed: 7.36 ft at 8:06PM Jul 19, 2018Observed: 7.23 ft at 8:12PM Jul 19, 2018Observed: 7.11 ft at 8:18PM Jul 19, 2018Observed: 6.98 ft at 8:24PM Jul 19, 2018Observed: 6.84 ft at 8:30PM Jul 19, 2018Observed: 6.71 ft at 8:36PM Jul 19, 2018Observed: 6.57 ft at 8:42PM Jul 19, 2018Observed: 6.43 ft at 8:48PM Jul 19, 2018Observed: 6.29 ft at 8:54PM Jul 19, 2018Observed: 6.15 ft at 9:00PM Jul 19, 2018Observed: 6.01 ft at 9:06PM Jul 19, 2018Observed: 5.88 ft at 9:12PM Jul 19, 2018Observed: 5.75 ft at 9:18PM Jul 19, 2018Observed: 5.62 ft at 9:24PM Jul 19, 2018Observed: 5.49 ft at 9:30PM Jul 19, 2018Observed: 5.36 ft at 9:36PM Jul 19, 2018Observed: 5.23 ft at 9:42PM Jul 19, 2018Observed: 5.1 ft at 9:48PM Jul 19, 2018Observed: 4.96 ft at 9:54PM Jul 19, 2018Observed: 4.82 ft at 10:00PM Jul 19, 2018Observed: 4.69 ft at 10:06PM Jul 19, 2018Observed: 4.56 ft at 10:12PM Jul 19, 2018Observed: 4.43 ft at 10:18PM Jul 19, 2018Observed: 4.32 ft at 10:24PM Jul 19, 2018Observed: 4.21 ft at 10:30PM Jul 19, 2018Observed: 4.11 ft at 10:36PM Jul 19, 2018Observed: 4.02 ft at 10:42PM Jul 19, 2018Observed: 3.93 ft at 10:48PM Jul 19, 2018Observed: 3.85 ft at 10:49PM Jul 19, 2018Observed: 3.85 ft at 10:54PM Jul 19, 2018Observed: 3.78 ft at 11:00PM Jul 19, 2018Observed: 3.71 ft at 11:06PM Jul 19, 2018Observed: 3.65 ft at 11:12PM Jul 19, 2018Observed: 3.59 ft at 11:18PM Jul 19, 2018Observed: 3.54 ft at 11:24PM Jul 19, 2018Observed: 3.5 ft at 11:30PM Jul 19, 2018Observed: 3.45 ft at 11:36PM Jul 19, 2018Observed: 3.41 ft at 11:42PM Jul 19, 2018Observed: 3.37 ft at 11:48PM Jul 19, 2018Observed: 3.34 ft at 11:54PM Jul 19, 2018Observed: 3.31 ft at 12:00AM Jul 20, 2018Observed: 3.28 ft at 12:06AM Jul 20, 2018Observed: 3.26 ft at 12:12AM Jul 20, 2018Observed: 3.23 ft at 12:18AM Jul 20, 2018Observed: 3.21 ft at 12:24AM Jul 20, 2018Observed: 3.19 ft at 12:30AM Jul 20, 2018Observed: 3.17 ft at 12:36AM Jul 20, 2018Observed: 3.15 ft at 12:42AM Jul 20, 2018Observed: 3.13 ft at 12:48AM Jul 20, 2018Observed: 3.12 ft at 12:54AM Jul 20, 2018Observed: 3.1 ft at 1:00AM Jul 20, 2018Observed: 3.09 ft at 1:06AM Jul 20, 2018Observed: 3.07 ft at 1:12AM Jul 20, 2018Observed: 3.06 ft at 1:18AM Jul 20, 2018Observed: 3.05 ft at 1:24AM Jul 20, 2018Observed: 3.04 ft at 1:30AM Jul 20, 2018Observed: 3.03 ft at 1:36AM Jul 20, 2018Observed: 3.02 ft at 1:42AM Jul 20, 2018Observed: 3.01 ft at 1:48AM Jul 20, 2018Observed: 3 ft at 1:54AM Jul 20, 2018Observed: 2.99 ft at 2:00AM Jul 20, 2018Observed: 2.99 ft at 2:06AM Jul 20, 2018Observed: 2.98 ft at 2:12AM Jul 20, 2018Observed: 2.97 ft at 2:18AM Jul 20, 2018Observed: 2.96 ft at 2:24AM Jul 20, 2018Observed: 2.96 ft at 2:30AM Jul 20, 2018Observed: 2.95 ft at 2:36AM Jul 20, 2018Observed: 2.95 ft at 2:42AM Jul 20, 2018Observed: 2.94 ft at 2:48AM Jul 20, 2018Observed: 2.94 ft at 2:54AM Jul 20, 2018Observed: 2.95 ft at 3:00AM Jul 20, 2018Observed: 2.97 ft at 3:06AM Jul 20, 2018Observed: 3.01 ft at 3:12AM Jul 20, 2018Observed: 3.07 ft at 3:18AM Jul 20, 2018Observed: 3.19 ft at 3:24AM Jul 20, 2018Observed: 3.38 ft at 3:30AM Jul 20, 2018Observed: 3.62 ft at 3:36AM Jul 20, 2018Observed: 3.87 ft at 3:42AM Jul 20, 2018Observed: 4.11 ft at 3:48AM Jul 20, 2018Observed: 4.35 ft at 3:54AM Jul 20, 2018Observed: 4.58 ft at 4:00AM Jul 20, 2018Observed: 4.81 ft at 4:06AM Jul 20, 2018Observed: 5.02 ft at 4:12AM Jul 20, 2018Observed: 5.21 ft at 4:18AM Jul 20, 2018Observed: 5.38 ft at 4:24AM Jul 20, 2018Observed: 5.55 ft at 4:30AM Jul 20, 2018Observed: 5.71 ft at 4:36AM Jul 20, 2018Observed: 5.88 ft at 4:42AM Jul 20, 2018Observed: 6.04 ft at 4:43AM Jul 20, 2018Observed: 6.04 ft at 4:48AM Jul 20, 2018Observed: 6.2 ft at 4:49AM Jul 20, 2018Observed: 6.2 ft at 4:54AM Jul 20, 2018Observed: 6.37 ft at 5:00AM Jul 20, 2018Observed: 6.52 ft at 5:06AM Jul 20, 2018Observed: 6.67 ft at 5:12AM Jul 20, 2018Observed: 6.81 ft at 5:18AM Jul 20, 2018Observed: 6.94 ft at 5:24AM Jul 20, 2018Observed: 7.06 ft at 5:30AM Jul 20, 2018Observed: 7.17 ft at 5:36AM Jul 20, 2018Observed: 7.27 ft at 5:42AM Jul 20, 2018Observed: 7.36 ft at 5:48AM Jul 20, 2018Observed: 7.43 ft at 5:54AM Jul 20, 2018Observed: 7.5 ft at 6:00AM Jul 20, 2018Observed: 7.54 ft at 6:06AM Jul 20, 2018Observed: 7.58 ft at 6:12AM Jul 20, 2018Observed: 7.61 ft at 6:18AM Jul 20, 2018Observed: 7.62 ft at 6:24AM Jul 20, 2018Observed: 7.62 ft at 6:30AM Jul 20, 2018Observed: 7.61 ft at 6:36AM Jul 20, 2018Observed: 7.59 ft at 6:42AM Jul 20, 2018Observed: 7.56 ft at 6:48AM Jul 20, 2018Observed: 7.54 ft at 6:54AM Jul 20, 2018Observed: 7.51 ft at 7:00AM Jul 20, 2018Observed: 7.48 ft at 7:06AM Jul 20, 2018Observed: 7.45 ft at 7:12AM Jul 20, 2018Observed: 7.41 ft at 7:18AM Jul 20, 2018Observed: 7.37 ft at 7:24AM Jul 20, 2018Observed: 7.33 ft at 7:30AM Jul 20, 2018Observed: 7.28 ft at 7:36AM Jul 20, 2018Observed: 7.23 ft at 7:42AM Jul 20, 2018USGS--Water Resources of the United StatesLATN6(plotting HMIRG) Graph Created (8:31AM Jul 20, 2018)ObservedLatest observed value: 7.23 ft at 7:42 AM EDT 20-Jul-2018. Flood Stage is 10.1 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
Reliability of the Forecast: Forecast data shown here are guidance values only. Please refer to your local NWS office.

NOTE: Graphical forecasts are not available for the Long Island Sound above Lattingtown. During times of high water, forecast crest information can be found in the text products.

Vertical Datum references a tidal datum (MLLW). For more information click on USGS link below.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 13.1
Moderate Flood Stage: 11.1
Flood Stage: 10.1
Action Stage: 0
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
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: 40.905000° N, Longitude: 73.593333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 10.1 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 Not Available Not Available  

Current/Historical Observations:
Resources Collapse
Hydrologic Resources Additional Resources
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
Upton Weather Forecast Office
175 Brookhaven Ave. Bldg. NWS-1
Upton, NY 11973
Ask Questions/Webmaster
Page last modified: 21-Dec-2016 5:21 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities