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Hydrograph River at a Glance Download
Navidad River near Speaks Stage (ft)Flow (kcfs)Highest Observation: 3.56 ft at 6:45PM Mar 25, 2024Observed: 3.52 ft at 7:00PM Mar 25, 2024Observed: 3.54 ft at 7:15PM Mar 25, 2024Observed: 3.55 ft at 7:30PM Mar 25, 2024Observed: 3.54 ft at 7:45PM Mar 25, 2024Observed: 3.53 ft at 8:00PM Mar 25, 2024Observed: 3.52 ft at 8:15PM Mar 25, 2024Highest Observation: 3.56 ft at 8:30PM Mar 25, 2024Observed: 3.54 ft at 8:45PM Mar 25, 2024Observed: 3.53 ft at 9:00PM Mar 25, 2024Observed: 3.55 ft at 9:15PM Mar 25, 2024Observed: 3.54 ft at 9:30PM Mar 25, 2024Observed: 3.54 ft at 9:45PM Mar 25, 2024Observed: 3.54 ft at 10:00PM Mar 25, 2024Observed: 3.55 ft at 10:15PM Mar 25, 2024Observed: 3.53 ft at 10:30PM Mar 25, 2024Observed: 3.55 ft at 10:45PM Mar 25, 2024Observed: 3.53 ft at 11:00PM Mar 25, 2024Observed: 3.55 ft at 11:15PM Mar 25, 2024Observed: 3.52 ft at 11:30PM Mar 25, 2024Observed: 3.53 ft at 11:45PM Mar 25, 2024Observed: 3.53 ft at 12:00AM Mar 26, 2024Observed: 3.52 ft at 12:15AM Mar 26, 2024Observed: 3.53 ft at 12:30AM Mar 26, 2024Observed: 3.53 ft at 12:45AM Mar 26, 2024Observed: 3.51 ft at 1:00AM Mar 26, 2024Observed: 3.51 ft at 1:15AM Mar 26, 2024Observed: 3.51 ft at 1:30AM Mar 26, 2024Observed: 3.51 ft at 1:45AM Mar 26, 2024Observed: 3.51 ft at 2:00AM Mar 26, 2024Observed: 3.51 ft at 2:15AM Mar 26, 2024Observed: 3.52 ft at 2:30AM Mar 26, 2024Observed: 3.52 ft at 2:45AM Mar 26, 2024Observed: 3.51 ft at 3:00AM Mar 26, 2024Observed: 3.51 ft at 3:15AM Mar 26, 2024Observed: 3.51 ft at 3:30AM Mar 26, 2024Observed: 3.49 ft at 3:45AM Mar 26, 2024Observed: 3.52 ft at 4:00AM Mar 26, 2024Observed: 3.5 ft at 4:15AM Mar 26, 2024Observed: 3.51 ft at 4:30AM Mar 26, 2024Observed: 3.49 ft at 4:45AM Mar 26, 2024Observed: 3.51 ft at 5:00AM Mar 26, 2024Observed: 3.49 ft at 5:15AM Mar 26, 2024Observed: 3.5 ft at 5:30AM Mar 26, 2024Observed: 3.49 ft at 5:45AM Mar 26, 2024Observed: 3.5 ft at 6:00AM Mar 26, 2024Observed: 3.5 ft at 6:15AM Mar 26, 2024Observed: 3.5 ft at 6:30AM Mar 26, 2024Observed: 3.5 ft at 6:45AM Mar 26, 2024Observed: 3.5 ft at 7:00AM Mar 26, 2024Observed: 3.5 ft at 7:15AM Mar 26, 2024Observed: 3.5 ft at 7:30AM Mar 26, 2024Observed: 3.5 ft at 7:45AM Mar 26, 2024Observed: 3.48 ft at 8:00AM Mar 26, 2024Observed: 3.49 ft at 8:15AM Mar 26, 2024Observed: 3.48 ft at 8:30AM Mar 26, 2024Observed: 3.5 ft at 8:45AM Mar 26, 2024Observed: 3.5 ft at 9:00AM Mar 26, 2024Observed: 3.5 ft at 9:15AM Mar 26, 2024Observed: 3.49 ft at 9:30AM Mar 26, 2024Observed: 3.49 ft at 9:45AM Mar 26, 2024Observed: 3.48 ft at 10:00AM Mar 26, 2024Observed: 3.48 ft at 10:15AM Mar 26, 2024Observed: 3.49 ft at 10:30AM Mar 26, 2024Observed: 3.48 ft at 10:45AM Mar 26, 2024Observed: 3.48 ft at 11:00AM Mar 26, 2024Observed: 3.48 ft at 11:15AM Mar 26, 2024Observed: 3.47 ft at 11:30AM Mar 26, 2024Observed: 3.48 ft at 11:45AM Mar 26, 2024Observed: 3.47 ft at 12:00PM Mar 26, 2024Observed: 3.46 ft at 12:15PM Mar 26, 2024Observed: 3.47 ft at 12:30PM Mar 26, 2024Observed: 3.47 ft at 12:45PM Mar 26, 2024Observed: 3.45 ft at 1:00PM Mar 26, 2024Observed: 3.44 ft at 1:15PM Mar 26, 2024Observed: 3.44 ft at 1:30PM Mar 26, 2024Observed: 3.44 ft at 1:45PM Mar 26, 2024Observed: 3.43 ft at 2:00PM Mar 26, 2024Observed: 3.44 ft at 2:15PM Mar 26, 2024Observed: 3.43 ft at 2:30PM Mar 26, 2024Observed: 3.44 ft at 2:45PM Mar 26, 2024Observed: 3.4 ft at 3:00PM Mar 26, 2024Observed: 3.42 ft at 3:15PM Mar 26, 2024Observed: 3.43 ft at 3:30PM Mar 26, 2024Observed: 3.41 ft at 3:45PM Mar 26, 2024Observed: 3.43 ft at 4:00PM Mar 26, 2024Observed: 3.43 ft at 4:15PM Mar 26, 2024Observed: 3.41 ft at 4:30PM Mar 26, 2024Observed: 3.4 ft at 4:45PM Mar 26, 2024Observed: 3.39 ft at 5:00PM Mar 26, 2024Observed: 3.41 ft at 5:15PM Mar 26, 2024Observed: 3.41 ft at 5:30PM Mar 26, 2024Observed: 3.41 ft at 5:45PM Mar 26, 2024Observed: 3.41 ft at 6:00PM Mar 26, 2024Observed: 3.41 ft at 6:15PM Mar 26, 2024Observed: 3.39 ft at 6:30PM Mar 26, 2024Observed: 3.4 ft at 6:45PM Mar 26, 2024Observed: 3.4 ft at 7:00PM Mar 26, 2024Observed: 3.39 ft at 7:15PM Mar 26, 2024Observed: 3.41 ft at 7:30PM Mar 26, 2024Observed: 3.4 ft at 7:45PM Mar 26, 2024Observed: 3.4 ft at 8:00PM Mar 26, 2024Observed: 3.4 ft at 8:15PM Mar 26, 2024Observed: 3.41 ft at 8:30PM Mar 26, 2024Observed: 3.41 ft at 8:45PM Mar 26, 2024Observed: 3.42 ft at 9:00PM Mar 26, 2024Observed: 3.41 ft at 9:15PM Mar 26, 2024Observed: 3.41 ft at 9:30PM Mar 26, 2024Observed: 3.42 ft at 9:45PM Mar 26, 2024Observed: 3.39 ft at 10:00PM Mar 26, 2024Observed: 3.4 ft at 10:15PM Mar 26, 2024Observed: 3.4 ft at 10:30PM Mar 26, 2024Observed: 3.41 ft at 10:45PM Mar 26, 2024Observed: 3.4 ft at 11:00PM Mar 26, 2024Observed: 3.41 ft at 11:15PM Mar 26, 2024Observed: 3.43 ft at 11:30PM Mar 26, 2024Observed: 3.41 ft at 11:45PM Mar 26, 2024Observed: 3.42 ft at 12:00AM Mar 27, 2024Observed: 3.41 ft at 12:15AM Mar 27, 2024Observed: 3.4 ft at 12:30AM Mar 27, 2024Observed: 3.4 ft at 12:45AM Mar 27, 2024Observed: 3.43 ft at 1:00AM Mar 27, 2024Observed: 3.41 ft at 1:15AM Mar 27, 2024Observed: 3.4 ft at 1:30AM Mar 27, 2024Observed: 3.41 ft at 1:45AM Mar 27, 2024Observed: 3.41 ft at 2:00AM Mar 27, 2024Observed: 3.4 ft at 2:15AM Mar 27, 2024Observed: 3.41 ft at 2:30AM Mar 27, 2024Observed: 3.39 ft at 2:45AM Mar 27, 2024Observed: 3.39 ft at 3:00AM Mar 27, 2024Observed: 3.39 ft at 3:15AM Mar 27, 2024Observed: 3.41 ft at 3:30AM Mar 27, 2024Observed: 3.4 ft at 3:45AM Mar 27, 2024Observed: 3.4 ft at 4:00AM Mar 27, 2024Observed: 3.41 ft at 4:15AM Mar 27, 2024Observed: 3.39 ft at 4:30AM Mar 27, 2024Observed: 3.4 ft at 4:45AM Mar 27, 2024Observed: 3.4 ft at 5:00AM Mar 27, 2024Observed: 3.41 ft at 5:15AM Mar 27, 2024Observed: 3.4 ft at 5:30AM Mar 27, 2024Observed: 3.4 ft at 5:45AM Mar 27, 2024Observed: 3.39 ft at 6:00AM Mar 27, 2024Observed: 3.39 ft at 6:15AM Mar 27, 2024Observed: 3.38 ft at 6:30AM Mar 27, 2024Observed: 3.38 ft at 6:45AM Mar 27, 2024Observed: 3.39 ft at 7:00AM Mar 27, 2024Observed: 3.4 ft at 7:15AM Mar 27, 2024Observed: 3.38 ft at 7:30AM Mar 27, 2024Observed: 3.39 ft at 7:45AM Mar 27, 2024Observed: 3.39 ft at 8:00AM Mar 27, 2024Observed: 3.39 ft at 8:15AM Mar 27, 2024Observed: 3.38 ft at 8:30AM Mar 27, 2024Observed: 3.38 ft at 8:45AM Mar 27, 2024Observed: 3.37 ft at 9:00AM Mar 27, 2024Observed: 3.39 ft at 9:15AM Mar 27, 2024Observed: 3.4 ft at 9:30AM Mar 27, 2024Observed: 3.38 ft at 9:45AM Mar 27, 2024Observed: 3.39 ft at 10:00AM Mar 27, 2024Observed: 3.38 ft at 10:15AM Mar 27, 2024Observed: 3.37 ft at 10:30AM Mar 27, 2024Observed: 3.39 ft at 10:45AM Mar 27, 2024Observed: 3.37 ft at 11:00AM Mar 27, 2024Observed: 3.36 ft at 11:15AM Mar 27, 2024Observed: 3.35 ft at 11:30AM Mar 27, 2024Observed: 3.38 ft at 11:45AM Mar 27, 2024Observed: 3.36 ft at 12:00PM Mar 27, 2024Observed: 3.37 ft at 12:15PM Mar 27, 2024Observed: 3.37 ft at 12:30PM Mar 27, 2024Observed: 3.35 ft at 12:45PM Mar 27, 2024Observed: 3.35 ft at 1:00PM Mar 27, 2024Observed: 3.35 ft at 1:15PM Mar 27, 2024Observed: 3.34 ft at 1:30PM Mar 27, 2024Observed: 3.35 ft at 1:45PM Mar 27, 2024Observed: 3.35 ft at 2:00PM Mar 27, 2024Observed: 3.36 ft at 2:15PM Mar 27, 2024Observed: 3.36 ft at 2:30PM Mar 27, 2024Observed: 3.36 ft at 2:45PM Mar 27, 2024Observed: 3.36 ft at 3:00PM Mar 27, 2024Observed: 3.35 ft at 3:15PM Mar 27, 2024Observed: 3.35 ft at 3:30PM Mar 27, 2024Observed: 3.36 ft at 3:45PM Mar 27, 2024Observed: 3.37 ft at 4:00PM Mar 27, 2024Observed: 3.36 ft at 4:15PM Mar 27, 2024Observed: 3.35 ft at 4:30PM Mar 27, 2024Observed: 3.34 ft at 4:45PM Mar 27, 2024Observed: 3.33 ft at 5:00PM Mar 27, 2024Observed: 3.32 ft at 5:15PM Mar 27, 2024Observed: 3.33 ft at 5:30PM Mar 27, 2024Observed: 3.33 ft at 5:45PM Mar 27, 2024Observed: 3.34 ft at 6:00PM Mar 27, 2024Observed: 3.33 ft at 6:15PM Mar 27, 2024Observed: 3.33 ft at 6:30PM Mar 27, 2024Observed: 3.32 ft at 6:45PM Mar 27, 2024Observed: 3.33 ft at 7:00PM Mar 27, 2024Observed: 3.32 ft at 7:15PM Mar 27, 2024Observed: 3.33 ft at 7:30PM Mar 27, 2024Observed: 3.31 ft at 7:45PM Mar 27, 2024Observed: 3.31 ft at 8:00PM Mar 27, 2024Observed: 3.32 ft at 8:15PM Mar 27, 2024Observed: 3.33 ft at 8:30PM Mar 27, 2024Observed: 3.32 ft at 8:45PM Mar 27, 2024Observed: 3.32 ft at 9:00PM Mar 27, 2024Observed: 3.35 ft at 9:15PM Mar 27, 2024Observed: 3.33 ft at 9:30PM Mar 27, 2024Observed: 3.33 ft at 9:45PM Mar 27, 2024Observed: 3.32 ft at 10:00PM Mar 27, 2024Observed: 3.34 ft at 10:15PM Mar 27, 2024Observed: 3.33 ft at 10:30PM Mar 27, 2024Observed: 3.32 ft at 10:45PM Mar 27, 2024Observed: 3.33 ft at 11:00PM Mar 27, 2024Observed: 3.31 ft at 11:15PM Mar 27, 2024Observed: 3.32 ft at 11:30PM Mar 27, 2024Observed: 3.32 ft at 11:45PM Mar 27, 2024Observed: 3.32 ft at 12:00AM Mar 28, 2024Observed: 3.33 ft at 12:15AM Mar 28, 2024Observed: 3.32 ft at 12:30AM Mar 28, 2024Observed: 3.32 ft at 12:45AM Mar 28, 2024Observed: 3.32 ft at 1:00AM Mar 28, 2024Observed: 3.33 ft at 1:15AM Mar 28, 2024Observed: 3.32 ft at 1:30AM Mar 28, 2024Observed: 3.32 ft at 1:45AM Mar 28, 2024Observed: 3.33 ft at 2:00AM Mar 28, 2024Observed: 3.33 ft at 2:15AM Mar 28, 2024Observed: 3.32 ft at 2:30AM Mar 28, 2024Observed: 3.34 ft at 2:45AM Mar 28, 2024Observed: 3.33 ft at 3:00AM Mar 28, 2024Observed: 3.34 ft at 3:15AM Mar 28, 2024Observed: 3.32 ft at 3:30AM Mar 28, 2024Observed: 3.33 ft at 3:45AM Mar 28, 2024Observed: 3.35 ft at 4:00AM Mar 28, 2024Observed: 3.34 ft at 4:15AM Mar 28, 2024Observed: 3.32 ft at 4:30AM Mar 28, 2024Observed: 3.33 ft at 4:45AM Mar 28, 2024Observed: 3.32 ft at 5:00AM Mar 28, 2024Observed: 3.32 ft at 5:15AM Mar 28, 2024Observed: 3.33 ft at 5:30AM Mar 28, 2024Observed: 3.33 ft at 5:45AM Mar 28, 2024Observed: 3.32 ft at 6:00AM Mar 28, 2024Observed: 3.32 ft at 6:15AM Mar 28, 2024Observed: 3.33 ft at 6:30AM Mar 28, 2024Observed: 3.33 ft at 6:45AM Mar 28, 2024Observed: 3.33 ft at 7:00AM Mar 28, 2024Observed: 3.32 ft at 7:15AM Mar 28, 2024Observed: 3.32 ft at 7:30AM Mar 28, 2024Observed: 3.33 ft at 7:45AM Mar 28, 2024Observed: 3.32 ft at 8:00AM Mar 28, 2024Observed: 3.32 ft at 8:15AM Mar 28, 2024Observed: 3.33 ft at 8:30AM Mar 28, 2024Observed: 3.32 ft at 8:45AM Mar 28, 2024Observed: 3.32 ft at 9:00AM Mar 28, 2024Observed: 3.31 ft at 9:15AM Mar 28, 2024Observed: 3.31 ft at 9:30AM Mar 28, 2024Observed: 3.3 ft at 9:45AM Mar 28, 2024Observed: 3.31 ft at 10:00AM Mar 28, 2024Observed: 3.31 ft at 10:15AM Mar 28, 2024Observed: 3.31 ft at 10:30AM Mar 28, 2024Observed: 3.31 ft at 10:45AM Mar 28, 2024Observed: 3.31 ft at 11:00AM Mar 28, 2024Observed: 3.32 ft at 11:15AM Mar 28, 2024Observed: 3.3 ft at 11:30AM Mar 28, 2024Observed: 3.3 ft at 11:45AM Mar 28, 2024Observed: 3.29 ft at 12:00PM Mar 28, 2024Observed: 3.3 ft at 12:15PM Mar 28, 2024Observed: 3.29 ft at 12:30PM Mar 28, 2024Observed: 3.29 ft at 12:45PM Mar 28, 2024Observed: 3.29 ft at 1:00PM Mar 28, 2024Observed: 3.29 ft at 1:15PM Mar 28, 2024Observed: 3.28 ft at 1:30PM Mar 28, 2024Observed: 3.27 ft at 1:45PM Mar 28, 2024Observed: 3.28 ft at 2:00PM Mar 28, 2024Observed: 3.27 ft at 2:15PM Mar 28, 2024Observed: 3.27 ft at 2:30PM Mar 28, 2024Observed: 3.25 ft at 2:45PM Mar 28, 2024Observed: 3.27 ft at 3:00PM Mar 28, 2024Observed: 3.25 ft at 3:15PM Mar 28, 2024Observed: 3.25 ft at 3:30PM Mar 28, 2024Observed: 3.25 ft at 3:45PM Mar 28, 2024Observed: 3.26 ft at 4:00PM Mar 28, 2024Observed: 3.24 ft at 4:15PM Mar 28, 2024Observed: 3.26 ft at 4:30PM Mar 28, 2024Observed: 3.26 ft at 4:45PM Mar 28, 2024Observed: 3.26 ft at 5:00PM Mar 28, 2024Observed: 3.25 ft at 5:15PM Mar 28, 2024Observed: 3.25 ft at 5:30PM Mar 28, 2024Observed: 3.24 ft at 5:45PM Mar 28, 2024Observed: 3.26 ft at 6:00PM Mar 28, 2024SPAT2(plotting HGIRG) Graph Created (6:37PM Mar 28, 2024)ObservedLatest observed value: 3.26 ft at 6:00 PM CDT 28-Mar-2024. Flood Stage is 24 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Navidad River near Speaks are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Sublime Upstream Gauge Downstream Gauge Downstream Gauge - near Morales
Flood Categories (in feet)
Major Flood Stage: 29
Moderate Flood Stage: 27
Flood Stage: 24
Action Stage: 21
Low Stage (in feet): -9999

Historic Crests
(1) 32.79 ft on 08/29/2017
(2) 30.24 ft on 10/18/1998
(3) 28.20 ft on 04/19/2009
(4) 27.89 ft on 05/14/1982
(5) 27.75 ft on 06/17/2015
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 24.87 ft on 07/10/2021 (P)
(2) 23.89 ft on 12/09/2018
(3) 32.79 ft on 08/29/2017
(4) 27.73 ft on 04/20/2016
(5) 27.75 ft on 06/17/2015
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
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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
33 Disastrous flooding occurs with the lowest homes upstream near Vienna and in the lower part of Lavaca and northern parts of Jackson counties flooded. Flow is over one mile wide in much of the floodplain and numerous roads and bridges are impassable. Hundreds of head of livestock are cut off and can drown.
29 Major lowland flooding continues with the river close to one miles wide near Speaks and FM 530 cutting off large areas of the floodplain. Several roads and bridges near the river are inundated and impassable. Homes in low areas of the floodplain upstream near Vienna and in the lowwer part of Lavaca County are threatened. Hundereds of head of livestock are threatened.
28 Major lowland flooding begins with the river several hundred yards wide in the vicinity of the gauge. Approaches to the FM 530 bridge are flooded and impassable. Much of the floodplain is cut off endangering livestock.
27 Moderate lowland flooding begins with the approaches to the FM 530 bridge inundated and the gage cut off. large areas of the floodplain are cut off potentially isolated and drowning cattle.
24 Minor lowland flooding begins with the river one hundred yards wide in the vicinity of the gauge. The approaches to the FM 530 bridge are flooded.
21 Flow exceeds the lowest sections of both banks.
About This Location Collapse

Latitude: 29.321667° N, Longitude: 96.708889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 24 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 NULL NULL  

Current/Historical Observations:

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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
Houston/Galveston Weather Forecast Office
1353 FM 646, Suite 202
Dickinson, TX 77539
(281) 337-5074
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Page last modified: 2-Nov-2020 7:29 PM
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