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
Bayou Lafourche above Napoleonville Stage (ft)Observed: 7.28 ft at 6:45AM Sep 15, 2021Observed: 7.29 ft at 7:00AM Sep 15, 2021Observed: 7.3 ft at 7:15AM Sep 15, 2021Observed: 7.3 ft at 7:30AM Sep 15, 2021Observed: 7.31 ft at 7:45AM Sep 15, 2021Observed: 7.31 ft at 8:00AM Sep 15, 2021Observed: 7.31 ft at 8:15AM Sep 15, 2021Observed: 7.33 ft at 8:30AM Sep 15, 2021Observed: 7.34 ft at 8:45AM Sep 15, 2021Observed: 7.34 ft at 9:00AM Sep 15, 2021Observed: 7.35 ft at 9:15AM Sep 15, 2021Observed: 7.35 ft at 9:30AM Sep 15, 2021Observed: 7.35 ft at 9:45AM Sep 15, 2021Highest Observation: 7.36 ft at 10:00AM Sep 15, 2021Highest Observation: 7.36 ft at 10:15AM Sep 15, 2021Highest Observation: 7.36 ft at 10:30AM Sep 15, 2021Highest Observation: 7.36 ft at 10:45AM Sep 15, 2021Highest Observation: 7.36 ft at 11:00AM Sep 15, 2021Observed: 7.35 ft at 11:15AM Sep 15, 2021Observed: 7.35 ft at 11:30AM Sep 15, 2021Observed: 7.35 ft at 11:45AM Sep 15, 2021Observed: 7.32 ft at 12:00PM Sep 15, 2021Observed: 7.3 ft at 12:15PM Sep 15, 2021Observed: 7.33 ft at 12:30PM Sep 15, 2021Observed: 7.31 ft at 12:45PM Sep 15, 2021Observed: 7.29 ft at 1:00PM Sep 15, 2021Observed: 7.3 ft at 1:15PM Sep 15, 2021Observed: 7.33 ft at 1:30PM Sep 15, 2021Observed: 7.32 ft at 1:45PM Sep 15, 2021Observed: 7.31 ft at 2:00PM Sep 15, 2021Observed: 7.3 ft at 2:15PM Sep 15, 2021Observed: 7.29 ft at 2:30PM Sep 15, 2021Observed: 7.29 ft at 2:45PM Sep 15, 2021Observed: 7.29 ft at 3:00PM Sep 15, 2021Observed: 7.29 ft at 3:15PM Sep 15, 2021Observed: 7.28 ft at 3:30PM Sep 15, 2021Observed: 7.27 ft at 3:45PM Sep 15, 2021Observed: 7.26 ft at 4:00PM Sep 15, 2021Observed: 7.25 ft at 4:15PM Sep 15, 2021Observed: 7.24 ft at 4:30PM Sep 15, 2021Observed: 7.24 ft at 4:45PM Sep 15, 2021Observed: 7.23 ft at 5:00PM Sep 15, 2021Observed: 7.22 ft at 5:15PM Sep 15, 2021Observed: 7.22 ft at 5:30PM Sep 15, 2021Observed: 7.21 ft at 5:45PM Sep 15, 2021Observed: 7.2 ft at 6:00PM Sep 15, 2021Observed: 7.19 ft at 6:15PM Sep 15, 2021Observed: 7.18 ft at 6:30PM Sep 15, 2021Observed: 7.17 ft at 6:45PM Sep 15, 2021Observed: 7.16 ft at 7:00PM Sep 15, 2021Observed: 7.15 ft at 7:15PM Sep 15, 2021Observed: 7.14 ft at 7:30PM Sep 15, 2021Observed: 7.13 ft at 7:45PM Sep 15, 2021Observed: 7.12 ft at 8:00PM Sep 15, 2021Observed: 7.11 ft at 8:15PM Sep 15, 2021Observed: 7.1 ft at 8:30PM Sep 15, 2021Observed: 7.09 ft at 8:45PM Sep 15, 2021Observed: 7.09 ft at 9:00PM Sep 15, 2021Observed: 7.08 ft at 9:15PM Sep 15, 2021Observed: 7.07 ft at 9:30PM Sep 15, 2021Observed: 7.06 ft at 9:45PM Sep 15, 2021Observed: 7.05 ft at 10:00PM Sep 15, 2021Observed: 7.04 ft at 10:15PM Sep 15, 2021Observed: 7.03 ft at 10:30PM Sep 15, 2021Observed: 7.02 ft at 10:45PM Sep 15, 2021Observed: 7.01 ft at 11:00PM Sep 15, 2021Observed: 7.01 ft at 11:15PM Sep 15, 2021Observed: 7 ft at 11:30PM Sep 15, 2021Observed: 6.98 ft at 11:45PM Sep 15, 2021Observed: 6.97 ft at 12:00AM Sep 16, 2021Observed: 6.96 ft at 12:15AM Sep 16, 2021Observed: 6.95 ft at 12:30AM Sep 16, 2021Observed: 6.94 ft at 12:45AM Sep 16, 2021Observed: 6.93 ft at 1:00AM Sep 16, 2021Observed: 6.92 ft at 1:15AM Sep 16, 2021Observed: 6.91 ft at 1:30AM Sep 16, 2021Observed: 6.9 ft at 1:45AM Sep 16, 2021Observed: 6.88 ft at 2:00AM Sep 16, 2021Observed: 6.88 ft at 2:15AM Sep 16, 2021Observed: 6.87 ft at 2:30AM Sep 16, 2021Observed: 6.85 ft at 2:45AM Sep 16, 2021Observed: 6.84 ft at 3:00AM Sep 16, 2021Observed: 6.83 ft at 3:15AM Sep 16, 2021Observed: 6.82 ft at 3:30AM Sep 16, 2021Observed: 6.81 ft at 3:45AM Sep 16, 2021Observed: 6.79 ft at 4:00AM Sep 16, 2021Observed: 6.78 ft at 4:15AM Sep 16, 2021Observed: 6.77 ft at 4:30AM Sep 16, 2021Observed: 6.76 ft at 4:45AM Sep 16, 2021Observed: 6.75 ft at 5:00AM Sep 16, 2021Observed: 6.73 ft at 5:15AM Sep 16, 2021Observed: 6.72 ft at 5:30AM Sep 16, 2021Observed: 6.71 ft at 5:45AM Sep 16, 2021Observed: 6.7 ft at 6:00AM Sep 16, 2021Observed: 6.69 ft at 6:15AM Sep 16, 2021Observed: 6.68 ft at 6:30AM Sep 16, 2021Observed: 6.66 ft at 6:45AM Sep 16, 2021Observed: 6.65 ft at 7:00AM Sep 16, 2021Observed: 6.64 ft at 7:15AM Sep 16, 2021Observed: 6.63 ft at 7:30AM Sep 16, 2021Observed: 6.62 ft at 7:45AM Sep 16, 2021Observed: 6.6 ft at 8:00AM Sep 16, 2021Observed: 6.59 ft at 8:15AM Sep 16, 2021Observed: 6.57 ft at 8:30AM Sep 16, 2021Observed: 6.56 ft at 8:45AM Sep 16, 2021Observed: 6.54 ft at 9:00AM Sep 16, 2021Observed: 6.53 ft at 9:15AM Sep 16, 2021Observed: 6.52 ft at 9:30AM Sep 16, 2021Observed: 6.51 ft at 9:45AM Sep 16, 2021Observed: 6.51 ft at 10:00AM Sep 16, 2021Observed: 6.5 ft at 10:15AM Sep 16, 2021Observed: 6.49 ft at 10:30AM Sep 16, 2021Observed: 6.46 ft at 10:45AM Sep 16, 2021Observed: 6.47 ft at 11:00AM Sep 16, 2021Observed: 6.46 ft at 11:15AM Sep 16, 2021Observed: 6.46 ft at 11:30AM Sep 16, 2021Observed: 6.45 ft at 11:45AM Sep 16, 2021Observed: 6.44 ft at 12:00PM Sep 16, 2021Observed: 6.43 ft at 12:15PM Sep 16, 2021Observed: 6.42 ft at 12:30PM Sep 16, 2021Observed: 6.41 ft at 12:45PM Sep 16, 2021Observed: 6.41 ft at 1:00PM Sep 16, 2021Observed: 6.4 ft at 1:15PM Sep 16, 2021Observed: 6.39 ft at 1:30PM Sep 16, 2021Observed: 6.39 ft at 1:45PM Sep 16, 2021Observed: 6.38 ft at 2:00PM Sep 16, 2021Observed: 6.37 ft at 2:15PM Sep 16, 2021Observed: 6.36 ft at 2:30PM Sep 16, 2021Observed: 6.36 ft at 2:45PM Sep 16, 2021Observed: 6.34 ft at 3:00PM Sep 16, 2021Observed: 6.34 ft at 3:15PM Sep 16, 2021Observed: 6.33 ft at 3:30PM Sep 16, 2021Observed: 6.32 ft at 3:45PM Sep 16, 2021Observed: 6.32 ft at 4:00PM Sep 16, 2021Observed: 6.31 ft at 4:15PM Sep 16, 2021Observed: 6.3 ft at 4:30PM Sep 16, 2021Observed: 6.29 ft at 4:45PM Sep 16, 2021Observed: 6.28 ft at 5:00PM Sep 16, 2021Observed: 6.28 ft at 5:15PM Sep 16, 2021Observed: 6.28 ft at 5:30PM Sep 16, 2021Observed: 6.28 ft at 5:45PM Sep 16, 2021Observed: 6.27 ft at 6:00PM Sep 16, 2021Observed: 6.27 ft at 6:15PM Sep 16, 2021Observed: 6.27 ft at 6:30PM Sep 16, 2021Observed: 6.27 ft at 6:45PM Sep 16, 2021Observed: 6.27 ft at 7:00PM Sep 16, 2021Observed: 6.27 ft at 7:15PM Sep 16, 2021Observed: 6.26 ft at 7:30PM Sep 16, 2021Observed: 6.26 ft at 7:45PM Sep 16, 2021Observed: 6.26 ft at 8:00PM Sep 16, 2021Observed: 6.26 ft at 8:15PM Sep 16, 2021Observed: 6.26 ft at 8:30PM Sep 16, 2021Observed: 6.26 ft at 8:45PM Sep 16, 2021Observed: 6.26 ft at 9:00PM Sep 16, 2021Observed: 6.25 ft at 9:15PM Sep 16, 2021Observed: 6.25 ft at 9:30PM Sep 16, 2021Observed: 6.25 ft at 9:45PM Sep 16, 2021Observed: 6.25 ft at 10:00PM Sep 16, 2021Observed: 6.24 ft at 10:15PM Sep 16, 2021Observed: 6.24 ft at 10:30PM Sep 16, 2021Observed: 6.24 ft at 10:45PM Sep 16, 2021Observed: 6.23 ft at 11:00PM Sep 16, 2021Observed: 6.23 ft at 11:15PM Sep 16, 2021Observed: 6.23 ft at 11:30PM Sep 16, 2021Observed: 6.22 ft at 11:45PM Sep 16, 2021Observed: 6.22 ft at 12:00AM Sep 17, 2021Observed: 6.22 ft at 12:15AM Sep 17, 2021Observed: 6.21 ft at 12:30AM Sep 17, 2021Observed: 6.21 ft at 12:45AM Sep 17, 2021Observed: 6.21 ft at 1:00AM Sep 17, 2021Observed: 6.21 ft at 1:15AM Sep 17, 2021Observed: 6.2 ft at 1:30AM Sep 17, 2021Observed: 6.2 ft at 1:45AM Sep 17, 2021Observed: 6.19 ft at 2:00AM Sep 17, 2021Observed: 6.19 ft at 2:15AM Sep 17, 2021Observed: 6.19 ft at 2:30AM Sep 17, 2021Observed: 6.18 ft at 2:45AM Sep 17, 2021Observed: 6.18 ft at 3:00AM Sep 17, 2021Observed: 6.18 ft at 3:15AM Sep 17, 2021Observed: 6.18 ft at 3:30AM Sep 17, 2021Observed: 6.17 ft at 3:45AM Sep 17, 2021Observed: 6.17 ft at 4:00AM Sep 17, 2021Observed: 6.17 ft at 4:15AM Sep 17, 2021Observed: 6.16 ft at 4:30AM Sep 17, 2021Observed: 6.16 ft at 4:45AM Sep 17, 2021Observed: 6.15 ft at 5:00AM Sep 17, 2021Observed: 6.15 ft at 5:15AM Sep 17, 2021Observed: 6.14 ft at 5:30AM Sep 17, 2021Observed: 6.14 ft at 5:45AM Sep 17, 2021Observed: 6.14 ft at 6:00AM Sep 17, 2021Observed: 6.13 ft at 6:15AM Sep 17, 2021Observed: 6.13 ft at 6:30AM Sep 17, 2021Observed: 6.13 ft at 6:45AM Sep 17, 2021Observed: 6.12 ft at 7:00AM Sep 17, 2021Observed: 6.12 ft at 7:15AM Sep 17, 2021Observed: 6.11 ft at 7:30AM Sep 17, 2021Observed: 6.11 ft at 7:45AM Sep 17, 2021Observed: 6.1 ft at 8:00AM Sep 17, 2021Observed: 6.08 ft at 8:15AM Sep 17, 2021Observed: 6.08 ft at 8:30AM Sep 17, 2021Observed: 6.08 ft at 8:45AM Sep 17, 2021Observed: 6.09 ft at 9:00AM Sep 17, 2021Observed: 6.09 ft at 9:15AM Sep 17, 2021Observed: 6.08 ft at 9:30AM Sep 17, 2021Observed: 6.08 ft at 9:45AM Sep 17, 2021Observed: 6.08 ft at 10:00AM Sep 17, 2021Observed: 6.08 ft at 10:15AM Sep 17, 2021Observed: 6.07 ft at 10:30AM Sep 17, 2021Observed: 6.07 ft at 10:45AM Sep 17, 2021Observed: 6.06 ft at 11:00AM Sep 17, 2021Observed: 6.06 ft at 11:15AM Sep 17, 2021Observed: 6.05 ft at 11:30AM Sep 17, 2021Observed: 6.05 ft at 11:45AM Sep 17, 2021Observed: 6.01 ft at 12:00PM Sep 17, 2021Observed: 6.02 ft at 12:15PM Sep 17, 2021Observed: 6.02 ft at 12:30PM Sep 17, 2021Observed: 6.02 ft at 12:45PM Sep 17, 2021Observed: 6.03 ft at 1:00PM Sep 17, 2021Observed: 6.03 ft at 1:15PM Sep 17, 2021Observed: 6.03 ft at 1:30PM Sep 17, 2021Observed: 6.02 ft at 1:45PM Sep 17, 2021Observed: 6.03 ft at 2:00PM Sep 17, 2021Observed: 6.02 ft at 2:15PM Sep 17, 2021Observed: 6.02 ft at 2:30PM Sep 17, 2021Observed: 6.02 ft at 2:45PM Sep 17, 2021Observed: 6.01 ft at 3:00PM Sep 17, 2021Observed: 6 ft at 3:15PM Sep 17, 2021Observed: 6 ft at 3:30PM Sep 17, 2021Observed: 6 ft at 3:45PM Sep 17, 2021Observed: 5.97 ft at 4:00PM Sep 17, 2021Observed: 5.98 ft at 4:15PM Sep 17, 2021Observed: 5.98 ft at 4:30PM Sep 17, 2021Observed: 5.97 ft at 4:45PM Sep 17, 2021Observed: 5.98 ft at 5:00PM Sep 17, 2021Observed: 5.97 ft at 5:15PM Sep 17, 2021Observed: 5.97 ft at 5:30PM Sep 17, 2021Observed: 5.97 ft at 5:45PM Sep 17, 2021Observed: 5.95 ft at 6:00PM Sep 17, 2021Observed: 5.96 ft at 6:15PM Sep 17, 2021Observed: 5.95 ft at 6:30PM Sep 17, 2021Observed: 5.95 ft at 6:45PM Sep 17, 2021Observed: 5.94 ft at 7:00PM Sep 17, 2021Observed: 5.94 ft at 7:15PM Sep 17, 2021Observed: 5.94 ft at 7:30PM Sep 17, 2021Observed: 5.93 ft at 7:45PM Sep 17, 2021Observed: 5.93 ft at 8:00PM Sep 17, 2021Observed: 5.93 ft at 8:15PM Sep 17, 2021Observed: 5.93 ft at 8:30PM Sep 17, 2021Observed: 5.92 ft at 8:45PM Sep 17, 2021Observed: 5.91 ft at 9:00PM Sep 17, 2021Observed: 5.9 ft at 9:15PM Sep 17, 2021Observed: 5.91 ft at 9:30PM Sep 17, 2021Observed: 5.91 ft at 9:45PM Sep 17, 2021Observed: 5.9 ft at 10:00PM Sep 17, 2021Observed: 5.9 ft at 10:15PM Sep 17, 2021Observed: 5.9 ft at 10:30PM Sep 17, 2021Observed: 5.9 ft at 10:45PM Sep 17, 2021Observed: 5.89 ft at 11:00PM Sep 17, 2021Observed: 5.89 ft at 11:15PM Sep 17, 2021Observed: 5.88 ft at 11:30PM Sep 17, 2021Observed: 5.88 ft at 11:45PM Sep 17, 2021Observed: 5.88 ft at 12:00AM Sep 18, 2021Observed: 5.88 ft at 12:15AM Sep 18, 2021Observed: 5.88 ft at 12:30AM Sep 18, 2021Observed: 5.87 ft at 12:45AM Sep 18, 2021Observed: 5.86 ft at 1:00AM Sep 18, 2021Observed: 5.85 ft at 1:15AM Sep 18, 2021Observed: 5.86 ft at 1:30AM Sep 18, 2021Observed: 5.85 ft at 1:45AM Sep 18, 2021Observed: 5.85 ft at 2:00AM Sep 18, 2021Observed: 5.85 ft at 2:15AM Sep 18, 2021Observed: 5.84 ft at 2:30AM Sep 18, 2021Observed: 5.84 ft at 2:45AM Sep 18, 2021Observed: 5.84 ft at 3:00AM Sep 18, 2021Observed: 5.83 ft at 3:15AM Sep 18, 2021Observed: 5.83 ft at 3:30AM Sep 18, 2021Observed: 5.83 ft at 3:45AM Sep 18, 2021Observed: 5.82 ft at 4:00AM Sep 18, 2021Observed: 5.82 ft at 4:15AM Sep 18, 2021Observed: 5.82 ft at 4:30AM Sep 18, 2021Observed: 5.81 ft at 4:45AM Sep 18, 2021Observed: 5.81 ft at 5:00AM Sep 18, 2021Observed: 5.81 ft at 5:15AM Sep 18, 2021Observed: 5.8 ft at 5:30AM Sep 18, 2021Observed: 5.8 ft at 5:45AM Sep 18, 2021Observed: 5.79 ft at 6:00AM Sep 18, 2021Observed: 5.79 ft at 6:15AM Sep 18, 2021Observed: 5.79 ft at 6:30AM Sep 18, 2021Observed: 5.78 ft at 6:45AM Sep 18, 2021Observed: 5.78 ft at 7:00AM Sep 18, 2021Observed: 5.78 ft at 7:15AM Sep 18, 2021Observed: 5.77 ft at 7:30AM Sep 18, 2021Observed: 5.77 ft at 7:45AM Sep 18, 2021Observed: 5.76 ft at 8:00AM Sep 18, 2021Observed: 5.76 ft at 8:15AM Sep 18, 2021Observed: 5.75 ft at 8:30AM Sep 18, 2021Observed: 5.75 ft at 8:45AM Sep 18, 2021Observed: 5.75 ft at 9:00AM Sep 18, 2021Observed: 5.74 ft at 9:15AM Sep 18, 2021Observed: 5.74 ft at 9:30AM Sep 18, 2021Observed: 5.73 ft at 9:45AM Sep 18, 2021Observed: 5.72 ft at 10:00AM Sep 18, 2021Observed: 5.73 ft at 10:15AM Sep 18, 2021Observed: 5.73 ft at 10:30AM Sep 18, 2021Observed: 5.73 ft at 10:45AM Sep 18, 2021Observed: 5.72 ft at 11:00AM Sep 18, 2021Observed: 5.72 ft at 11:15AM Sep 18, 2021Observed: 5.72 ft at 11:30AM Sep 18, 2021Observed: 5.71 ft at 11:45AM Sep 18, 2021Observed: 5.71 ft at 12:00PM Sep 18, 2021Observed: 5.71 ft at 12:15PM Sep 18, 2021Observed: 5.71 ft at 12:30PM Sep 18, 2021Observed: 5.71 ft at 12:45PM Sep 18, 2021Observed: 5.71 ft at 1:00PM Sep 18, 2021Observed: 5.7 ft at 1:15PM Sep 18, 2021Observed: 5.71 ft at 1:30PM Sep 18, 2021Observed: 5.71 ft at 1:45PM Sep 18, 2021Observed: 5.69 ft at 2:00PM Sep 18, 2021Observed: 5.7 ft at 2:15PM Sep 18, 2021Observed: 5.7 ft at 2:30PM Sep 18, 2021Observed: 5.7 ft at 2:45PM Sep 18, 2021Observed: 5.7 ft at 3:00PM Sep 18, 2021Observed: 5.69 ft at 3:15PM Sep 18, 2021Observed: 5.7 ft at 3:30PM Sep 18, 2021Observed: 5.69 ft at 3:45PM Sep 18, 2021Observed: 5.69 ft at 4:00PM Sep 18, 2021Observed: 5.68 ft at 4:15PM Sep 18, 2021Observed: 5.68 ft at 4:30PM Sep 18, 2021Observed: 5.67 ft at 4:45PM Sep 18, 2021Observed: 5.67 ft at 5:00PM Sep 18, 2021Observed: 5.66 ft at 5:15PM Sep 18, 2021Observed: 5.66 ft at 5:30PM Sep 18, 2021Observed: 5.65 ft at 5:45PM Sep 18, 2021Observed: 5.65 ft at 6:00PM Sep 18, 2021Observed: 5.65 ft at 6:15PM Sep 18, 2021Observed: 5.64 ft at 6:30PM Sep 18, 2021Observed: 5.64 ft at 6:45PM Sep 18, 2021Observed: 5.64 ft at 7:00PM Sep 18, 2021Observed: 5.63 ft at 7:15PM Sep 18, 2021Observed: 5.63 ft at 7:30PM Sep 18, 2021Observed: 5.63 ft at 7:45PM Sep 18, 2021Observed: 5.62 ft at 8:00PM Sep 18, 2021Observed: 5.62 ft at 8:15PM Sep 18, 2021Observed: 5.61 ft at 8:30PM Sep 18, 2021Observed: 5.61 ft at 8:45PM Sep 18, 2021Observed: 5.6 ft at 9:00PM Sep 18, 2021Observed: 5.6 ft at 9:15PM Sep 18, 2021Observed: 5.6 ft at 9:30PM Sep 18, 2021Observed: 5.6 ft at 9:45PM Sep 18, 2021Observed: 5.6 ft at 10:00PM Sep 18, 2021Observed: 5.6 ft at 10:15PM Sep 18, 2021Observed: 5.59 ft at 10:30PM Sep 18, 2021Observed: 5.59 ft at 10:45PM Sep 18, 2021Observed: 5.59 ft at 11:00PM Sep 18, 2021Observed: 5.58 ft at 11:15PM Sep 18, 2021Observed: 5.58 ft at 11:30PM Sep 18, 2021Observed: 5.58 ft at 11:45PM Sep 18, 2021Observed: 5.58 ft at 12:00AM Sep 19, 2021Observed: 5.57 ft at 12:15AM Sep 19, 2021Observed: 5.57 ft at 12:30AM Sep 19, 2021Observed: 5.57 ft at 12:45AM Sep 19, 2021Observed: 5.57 ft at 1:00AM Sep 19, 2021Observed: 5.56 ft at 1:15AM Sep 19, 2021Observed: 5.56 ft at 1:30AM Sep 19, 2021Observed: 5.56 ft at 1:45AM Sep 19, 2021Observed: 5.55 ft at 2:00AM Sep 19, 2021Observed: 5.55 ft at 2:15AM Sep 19, 2021Observed: 5.55 ft at 2:30AM Sep 19, 2021Observed: 5.55 ft at 2:45AM Sep 19, 2021Observed: 5.54 ft at 3:00AM Sep 19, 2021Observed: 5.54 ft at 3:15AM Sep 19, 2021Observed: 5.54 ft at 3:30AM Sep 19, 2021Observed: 5.53 ft at 3:45AM Sep 19, 2021Observed: 5.53 ft at 4:00AM Sep 19, 2021Observed: 5.53 ft at 4:15AM Sep 19, 2021Observed: 5.53 ft at 4:30AM Sep 19, 2021Observed: 5.52 ft at 4:45AM Sep 19, 2021Observed: 5.52 ft at 5:00AM Sep 19, 2021Observed: 5.52 ft at 5:15AM Sep 19, 2021Observed: 5.51 ft at 5:30AM Sep 19, 2021Observed: 5.51 ft at 5:45AM Sep 19, 2021Observed: 5.51 ft at 6:00AM Sep 19, 2021Observed: 5.5 ft at 6:15AM Sep 19, 2021Observed: 5.5 ft at 6:30AM Sep 19, 2021Observed: 5.5 ft at 6:45AM Sep 19, 2021Observed: 5.49 ft at 7:00AM Sep 19, 2021Observed: 5.49 ft at 7:15AM Sep 19, 2021Observed: 5.49 ft at 7:30AM Sep 19, 2021Observed: 5.49 ft at 7:45AM Sep 19, 2021Observed: 5.49 ft at 8:00AM Sep 19, 2021Observed: 5.48 ft at 8:15AM Sep 19, 2021Observed: 5.48 ft at 8:30AM Sep 19, 2021Observed: 5.48 ft at 8:45AM Sep 19, 2021Observed: 5.47 ft at 9:00AM Sep 19, 2021Observed: 5.47 ft at 9:15AM Sep 19, 2021Observed: 5.47 ft at 9:30AM Sep 19, 2021Observed: 5.47 ft at 9:45AM Sep 19, 2021Observed: 5.47 ft at 10:00AM Sep 19, 2021Observed: 5.46 ft at 10:15AM Sep 19, 2021Observed: 5.46 ft at 10:30AM Sep 19, 2021Observed: 5.46 ft at 10:45AM Sep 19, 2021Observed: 5.46 ft at 11:00AM Sep 19, 2021Observed: 5.45 ft at 11:15AM Sep 19, 2021Observed: 5.45 ft at 11:30AM Sep 19, 2021Observed: 5.44 ft at 11:45AM Sep 19, 2021Observed: 5.44 ft at 12:00PM Sep 19, 2021Observed: 5.44 ft at 12:15PM Sep 19, 2021Observed: 5.44 ft at 12:30PM Sep 19, 2021Observed: 5.44 ft at 12:45PM Sep 19, 2021Observed: 5.44 ft at 1:00PM Sep 19, 2021Observed: 5.44 ft at 1:15PM Sep 19, 2021Observed: 5.44 ft at 1:30PM Sep 19, 2021Observed: 5.44 ft at 1:45PM Sep 19, 2021Observed: 5.43 ft at 2:00PM Sep 19, 2021Observed: 5.43 ft at 2:15PM Sep 19, 2021Observed: 5.43 ft at 2:30PM Sep 19, 2021Observed: 5.41 ft at 2:45PM Sep 19, 2021Observed: 5.41 ft at 3:00PM Sep 19, 2021Observed: 5.42 ft at 3:15PM Sep 19, 2021Observed: 5.42 ft at 3:30PM Sep 19, 2021Observed: 5.42 ft at 3:45PM Sep 19, 2021Observed: 5.39 ft at 4:00PM Sep 19, 2021Observed: 5.41 ft at 4:15PM Sep 19, 2021Observed: 5.4 ft at 4:30PM Sep 19, 2021Observed: 5.4 ft at 4:45PM Sep 19, 2021Observed: 5.39 ft at 5:00PM Sep 19, 2021Observed: 5.38 ft at 5:15PM Sep 19, 2021Observed: 5.37 ft at 5:30PM Sep 19, 2021Observed: 5.36 ft at 5:45PM Sep 19, 2021Observed: 5.36 ft at 6:00PM Sep 19, 2021Observed: 5.37 ft at 6:15PM Sep 19, 2021Observed: 5.38 ft at 6:30PM Sep 19, 2021Observed: 5.38 ft at 6:45PM Sep 19, 2021Observed: 5.38 ft at 7:00PM Sep 19, 2021Observed: 5.38 ft at 7:15PM Sep 19, 2021Observed: 5.38 ft at 7:30PM Sep 19, 2021Observed: 5.38 ft at 7:45PM Sep 19, 2021Observed: 5.37 ft at 8:00PM Sep 19, 2021Observed: 5.38 ft at 8:15PM Sep 19, 2021Observed: 5.37 ft at 8:30PM Sep 19, 2021Observed: 5.37 ft at 8:45PM Sep 19, 2021Observed: 5.36 ft at 9:00PM Sep 19, 2021Observed: 5.36 ft at 9:15PM Sep 19, 2021Observed: 5.37 ft at 9:30PM Sep 19, 2021Observed: 5.37 ft at 9:45PM Sep 19, 2021Observed: 5.36 ft at 10:00PM Sep 19, 2021Observed: 5.36 ft at 10:15PM Sep 19, 2021Observed: 5.36 ft at 10:30PM Sep 19, 2021Observed: 5.36 ft at 10:45PM Sep 19, 2021Observed: 5.36 ft at 11:00PM Sep 19, 2021Observed: 5.36 ft at 11:15PM Sep 19, 2021Observed: 5.36 ft at 11:30PM Sep 19, 2021Observed: 5.36 ft at 11:45PM Sep 19, 2021Observed: 5.36 ft at 12:00AM Sep 20, 2021Observed: 5.36 ft at 12:15AM Sep 20, 2021Observed: 5.35 ft at 12:30AM Sep 20, 2021Observed: 5.35 ft at 12:45AM Sep 20, 2021Observed: 5.35 ft at 1:00AM Sep 20, 2021Observed: 5.35 ft at 1:15AM Sep 20, 2021Observed: 5.35 ft at 1:30AM Sep 20, 2021Observed: 5.34 ft at 1:45AM Sep 20, 2021Observed: 5.35 ft at 2:00AM Sep 20, 2021Observed: 5.34 ft at 2:15AM Sep 20, 2021Observed: 5.34 ft at 2:30AM Sep 20, 2021Observed: 5.34 ft at 2:45AM Sep 20, 2021Observed: 5.34 ft at 3:00AM Sep 20, 2021Observed: 5.34 ft at 3:15AM Sep 20, 2021Observed: 5.33 ft at 3:30AM Sep 20, 2021Observed: 5.33 ft at 3:45AM Sep 20, 2021Observed: 5.33 ft at 4:00AM Sep 20, 2021Observed: 5.33 ft at 4:15AM Sep 20, 2021Observed: 5.33 ft at 4:30AM Sep 20, 2021Observed: 5.33 ft at 4:45AM Sep 20, 2021Observed: 5.33 ft at 5:00AM Sep 20, 2021Observed: 5.32 ft at 5:15AM Sep 20, 2021Observed: 5.32 ft at 5:30AM Sep 20, 2021Observed: 5.32 ft at 5:45AM Sep 20, 2021Observed: 5.32 ft at 6:00AM Sep 20, 2021USGS--Water Resources of the United StatesNPVL1(plotting HGIRG) Graph Created (6:39AM Sep 20, 2021)ObservedLatest observed value: 5.32 ft at 6:00 AM CDT 20-Sep-2021.
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the Bayou Lafourche above Napoleonville. During times of high water, forecast crest information can be found in the text products.
Return to Area Map
Upstream Gauge - below Donaldsonville Upstream Gauge Downstream Gauge Downstream Gauge - at Thibodaux
Flood Categories (in feet)
Not Available

Historic Crests
(1) 9.68 ft on 08/13/2016
(2) 8.55 ft on 05/04/2017
(3) 7.90 ft on 03/11/2016
(4) 7.46 ft on 04/14/2015

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.55 ft on 05/04/2017
(2) 9.68 ft on 08/13/2016
(3) 7.90 ft on 03/11/2016
(4) 7.46 ft on 04/14/2015

(P): Preliminary values subject to further review.

Low Water Records
(1) 4.58 ft on 10/17/2015
(2) 4.79 ft on 10/18/2016
(3) 4.90 ft on 09/22/2015
(4) 5.22 ft on 04/10/2017
Zoom Level:15
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: 29.991389° N, Longitude: 91.023056° 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  

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
New Orleans/Baton Rouge Weather Forecast Office
62300 Airport Rd.
Slidell, LA 70460-5243
(504) 522-7330
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:29 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities