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
Lake Pontchartrain at Mid-Lake Stage (ft)Observed: 0.25 ft at 2:00PM Jan 11, 2022Observed: 0.25 ft at 2:15PM Jan 11, 2022Observed: 0.27 ft at 2:30PM Jan 11, 2022Observed: 0.23 ft at 2:45PM Jan 11, 2022Observed: 0.25 ft at 3:00PM Jan 11, 2022Observed: 0.25 ft at 3:15PM Jan 11, 2022Observed: 0.23 ft at 3:30PM Jan 11, 2022Observed: 0.24 ft at 3:45PM Jan 11, 2022Observed: 0.27 ft at 4:00PM Jan 11, 2022Observed: 0.26 ft at 4:15PM Jan 11, 2022Observed: 0.26 ft at 4:30PM Jan 11, 2022Observed: 0.25 ft at 4:45PM Jan 11, 2022Observed: 0.27 ft at 5:00PM Jan 11, 2022Observed: 0.26 ft at 5:15PM Jan 11, 2022Observed: 0.29 ft at 5:30PM Jan 11, 2022Observed: 0.28 ft at 5:45PM Jan 11, 2022Observed: 0.26 ft at 6:00PM Jan 11, 2022Observed: 0.29 ft at 6:15PM Jan 11, 2022Observed: 0.28 ft at 6:30PM Jan 11, 2022Observed: 0.3 ft at 6:45PM Jan 11, 2022Observed: 0.32 ft at 7:00PM Jan 11, 2022Observed: 0.28 ft at 7:15PM Jan 11, 2022Observed: 0.3 ft at 7:30PM Jan 11, 2022Observed: 0.32 ft at 7:45PM Jan 11, 2022Observed: 0.32 ft at 8:00PM Jan 11, 2022Observed: 0.32 ft at 8:15PM Jan 11, 2022Observed: 0.3 ft at 8:30PM Jan 11, 2022Observed: 0.33 ft at 8:45PM Jan 11, 2022Observed: 0.34 ft at 9:00PM Jan 11, 2022Observed: 0.35 ft at 9:15PM Jan 11, 2022Observed: 0.35 ft at 9:30PM Jan 11, 2022Observed: 0.37 ft at 9:45PM Jan 11, 2022Observed: 0.4 ft at 10:00PM Jan 11, 2022Observed: 0.38 ft at 10:15PM Jan 11, 2022Observed: 0.39 ft at 10:30PM Jan 11, 2022Observed: 0.36 ft at 10:45PM Jan 11, 2022Observed: 0.44 ft at 11:00PM Jan 11, 2022Observed: 0.36 ft at 11:15PM Jan 11, 2022Observed: 0.43 ft at 11:30PM Jan 11, 2022Observed: 0.36 ft at 11:45PM Jan 11, 2022Observed: 0.37 ft at 12:00AM Jan 12, 2022Observed: 0.41 ft at 12:15AM Jan 12, 2022Observed: 0.44 ft at 12:30AM Jan 12, 2022Observed: 0.47 ft at 12:45AM Jan 12, 2022Observed: 0.49 ft at 1:00AM Jan 12, 2022Observed: 0.44 ft at 1:15AM Jan 12, 2022Observed: 0.46 ft at 1:30AM Jan 12, 2022Observed: 0.52 ft at 1:45AM Jan 12, 2022Observed: 0.53 ft at 2:00AM Jan 12, 2022Observed: 0.5 ft at 2:15AM Jan 12, 2022Observed: 0.49 ft at 2:30AM Jan 12, 2022Observed: 0.47 ft at 2:45AM Jan 12, 2022Observed: 0.52 ft at 3:00AM Jan 12, 2022Observed: 0.53 ft at 3:15AM Jan 12, 2022Observed: 0.53 ft at 3:30AM Jan 12, 2022Observed: 0.52 ft at 3:45AM Jan 12, 2022Observed: 0.49 ft at 4:00AM Jan 12, 2022Highest Observation: 0.6 ft at 4:15AM Jan 12, 2022Observed: 0.58 ft at 4:30AM Jan 12, 2022Observed: 0.52 ft at 4:45AM Jan 12, 2022Observed: 0.52 ft at 5:00AM Jan 12, 2022Observed: 0.53 ft at 5:15AM Jan 12, 2022Observed: 0.56 ft at 5:30AM Jan 12, 2022Observed: 0.51 ft at 5:45AM Jan 12, 2022Observed: 0.54 ft at 6:00AM Jan 12, 2022Observed: 0.53 ft at 6:15AM Jan 12, 2022Observed: 0.54 ft at 6:30AM Jan 12, 2022Observed: 0.53 ft at 6:45AM Jan 12, 2022Observed: 0.51 ft at 7:00AM Jan 12, 2022Observed: 0.47 ft at 7:15AM Jan 12, 2022Observed: 0.48 ft at 7:30AM Jan 12, 2022Observed: 0.46 ft at 7:45AM Jan 12, 2022Observed: 0.41 ft at 8:00AM Jan 12, 2022Observed: 0.43 ft at 8:15AM Jan 12, 2022Observed: 0.43 ft at 8:30AM Jan 12, 2022Observed: 0.42 ft at 8:45AM Jan 12, 2022Observed: 0.4 ft at 9:00AM Jan 12, 2022Observed: 0.35 ft at 9:15AM Jan 12, 2022Observed: 0.37 ft at 9:30AM Jan 12, 2022Observed: 0.35 ft at 9:45AM Jan 12, 2022Observed: 0.37 ft at 10:00AM Jan 12, 2022Observed: 0.35 ft at 10:15AM Jan 12, 2022Observed: 0.31 ft at 10:30AM Jan 12, 2022Observed: 0.29 ft at 10:45AM Jan 12, 2022Observed: 0.29 ft at 11:00AM Jan 12, 2022Observed: 0.31 ft at 11:15AM Jan 12, 2022Observed: 0.3 ft at 11:30AM Jan 12, 2022Observed: 0.27 ft at 11:45AM Jan 12, 2022Observed: 0.26 ft at 12:00PM Jan 12, 2022Observed: 0.24 ft at 12:15PM Jan 12, 2022Observed: 0.25 ft at 12:30PM Jan 12, 2022Observed: 0.22 ft at 12:45PM Jan 12, 2022Observed: 0.19 ft at 1:00PM Jan 12, 2022Observed: 0.2 ft at 1:15PM Jan 12, 2022Observed: 0.21 ft at 1:30PM Jan 12, 2022Observed: 0.21 ft at 1:45PM Jan 12, 2022Observed: 0.2 ft at 2:00PM Jan 12, 2022Observed: 0.19 ft at 2:15PM Jan 12, 2022Observed: 0.16 ft at 2:30PM Jan 12, 2022Observed: 0.13 ft at 2:45PM Jan 12, 2022Observed: 0.11 ft at 3:00PM Jan 12, 2022Observed: 0.11 ft at 3:15PM Jan 12, 2022Observed: 0.08 ft at 3:30PM Jan 12, 2022Observed: 0.08 ft at 3:45PM Jan 12, 2022Observed: 0.09 ft at 4:00PM Jan 12, 2022Observed: 0.08 ft at 4:15PM Jan 12, 2022Observed: 0.09 ft at 4:30PM Jan 12, 2022Observed: 0.09 ft at 4:45PM Jan 12, 2022Observed: 0.08 ft at 5:00PM Jan 12, 2022Observed: 0.07 ft at 5:15PM Jan 12, 2022Observed: 0.09 ft at 5:30PM Jan 12, 2022Observed: 0.08 ft at 5:45PM Jan 12, 2022Observed: 0.1 ft at 6:00PM Jan 12, 2022Observed: 0.08 ft at 6:15PM Jan 12, 2022Observed: 0.09 ft at 6:30PM Jan 12, 2022Observed: 0.07 ft at 6:45PM Jan 12, 2022Observed: 0.1 ft at 7:00PM Jan 12, 2022Observed: 0.1 ft at 7:15PM Jan 12, 2022Observed: 0.11 ft at 7:30PM Jan 12, 2022Observed: 0.14 ft at 7:45PM Jan 12, 2022Observed: 0.15 ft at 8:00PM Jan 12, 2022Observed: 0.16 ft at 8:15PM Jan 12, 2022Observed: 0.18 ft at 8:30PM Jan 12, 2022Observed: 0.18 ft at 8:45PM Jan 12, 2022Observed: 0.22 ft at 9:00PM Jan 12, 2022Observed: 0.23 ft at 9:15PM Jan 12, 2022Observed: 0.24 ft at 9:30PM Jan 12, 2022Observed: 0.26 ft at 9:45PM Jan 12, 2022Observed: 0.27 ft at 10:00PM Jan 12, 2022Observed: 0.29 ft at 10:15PM Jan 12, 2022Observed: 0.29 ft at 10:30PM Jan 12, 2022Observed: 0.32 ft at 10:45PM Jan 12, 2022Observed: 0.33 ft at 11:00PM Jan 12, 2022Observed: 0.34 ft at 11:15PM Jan 12, 2022Observed: 0.36 ft at 11:30PM Jan 12, 2022Observed: 0.37 ft at 11:45PM Jan 12, 2022Observed: 0.35 ft at 12:00AM Jan 13, 2022Observed: 0.35 ft at 12:15AM Jan 13, 2022Observed: 0.36 ft at 12:30AM Jan 13, 2022Observed: 0.36 ft at 12:45AM Jan 13, 2022Observed: 0.37 ft at 1:00AM Jan 13, 2022Observed: 0.4 ft at 1:15AM Jan 13, 2022Observed: 0.37 ft at 1:30AM Jan 13, 2022Observed: 0.37 ft at 1:45AM Jan 13, 2022Observed: 0.38 ft at 2:00AM Jan 13, 2022Observed: 0.38 ft at 2:15AM Jan 13, 2022Observed: 0.39 ft at 2:30AM Jan 13, 2022Observed: 0.39 ft at 2:45AM Jan 13, 2022Observed: 0.38 ft at 3:00AM Jan 13, 2022Observed: 0.37 ft at 3:15AM Jan 13, 2022Observed: 0.38 ft at 3:30AM Jan 13, 2022Observed: 0.37 ft at 3:45AM Jan 13, 2022Observed: 0.36 ft at 4:00AM Jan 13, 2022Observed: 0.34 ft at 4:15AM Jan 13, 2022Observed: 0.34 ft at 4:30AM Jan 13, 2022Observed: 0.35 ft at 4:45AM Jan 13, 2022Observed: 0.34 ft at 5:00AM Jan 13, 2022Observed: 0.32 ft at 5:15AM Jan 13, 2022Observed: 0.28 ft at 5:30AM Jan 13, 2022Observed: 0.28 ft at 5:45AM Jan 13, 2022Observed: 0.25 ft at 6:00AM Jan 13, 2022Observed: 0.25 ft at 6:15AM Jan 13, 2022Observed: 0.22 ft at 6:30AM Jan 13, 2022Observed: 0.2 ft at 6:45AM Jan 13, 2022Observed: 0.21 ft at 7:00AM Jan 13, 2022Observed: 0.17 ft at 7:15AM Jan 13, 2022Observed: 0.16 ft at 7:30AM Jan 13, 2022Observed: 0.16 ft at 7:45AM Jan 13, 2022Observed: 0.13 ft at 8:00AM Jan 13, 2022Observed: 0.12 ft at 8:15AM Jan 13, 2022Observed: 0.12 ft at 8:30AM Jan 13, 2022Observed: 0.1 ft at 8:45AM Jan 13, 2022Observed: 0.06 ft at 9:00AM Jan 13, 2022Observed: 0.03 ft at 9:15AM Jan 13, 2022Observed: 0.03 ft at 9:30AM Jan 13, 2022Observed: 0.02 ft at 9:45AM Jan 13, 2022Observed: 0.05 ft at 10:00AM Jan 13, 2022Observed: 0 ft at 11:00AM Jan 13, 2022Observed: 0 ft at 12:45AM Jan 14, 2022Observed: 0.01 ft at 1:15AM Jan 14, 2022Observed: 0.01 ft at 1:45AM Jan 14, 2022Observed: 0 ft at 2:00AM Jan 14, 2022Observed: 0.03 ft at 2:15AM Jan 14, 2022Observed: 0.03 ft at 2:30AM Jan 14, 2022Observed: 0.02 ft at 2:45AM Jan 14, 2022Observed: 0.06 ft at 3:00AM Jan 14, 2022Observed: 0.02 ft at 3:15AM Jan 14, 2022Observed: 0.03 ft at 3:30AM Jan 14, 2022Observed: 0.03 ft at 3:45AM Jan 14, 2022Observed: 0.01 ft at 4:00AM Jan 14, 2022Observed: 0.02 ft at 4:15AM Jan 14, 2022Observed: 0 ft at 4:30AM Jan 14, 2022Observed: 0 ft at 4:45AM Jan 14, 2022Observed: 0 ft at 10:15PM Jan 14, 2022Observed: 0 ft at 1:15AM Jan 15, 2022Observed: 0 ft at 11:45PM Jan 15, 2022Observed: 0 ft at 1:00AM Jan 16, 2022Observed: 0 ft at 1:15AM Jan 16, 2022Observed: 0.09 ft at 1:30AM Jan 16, 2022Observed: 0.07 ft at 2:00AM Jan 16, 2022Observed: 0 ft at 11:15AM Jan 16, 2022USGS--Water Resources of the United StatesMDLL1(plotting HGIRG) Graph Created (1:54PM Jan 16, 2022)ObservedLatest observed value: 0 ft at 11:15 AM CST 16-Jan-2022.
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the Lake Pontchartrain at Mid-Lake. During times of high water, forecast crest information can be found in the text products.
Return to Area Map
Flood Categories (in feet)
Not Available

Historic Crests
(1) 6.14 ft on 10/29/1985
(2) 4.77 ft on 07/30/1995

(P): Preliminary values subject to further review.

Recent Crests
(1) 4.77 ft on 07/30/1995
(2) 6.14 ft on 10/29/1985

(P): Preliminary values subject to further review.

Low Water Records
(1) -1.28 ft on 03/06/1965
(2) -0.50 ft on 02/05/1995
Zoom Level:14
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: 30.199444° N, Longitude: 90.122500° 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