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Hydrograph River at a Glance Download
Big Sioux River near Estelline Stage (ft)Flow (cfs)Observed: 1639.85 ft at 12:30AM Feb 24, 2021Observed: 1639.86 ft at 12:45AM Feb 24, 2021Observed: 1639.85 ft at 1:15AM Feb 24, 2021Observed: 1639.87 ft at 1:30AM Feb 24, 2021Observed: 1639.89 ft at 1:45AM Feb 24, 2021Observed: 1639.87 ft at 2:00AM Feb 24, 2021Observed: 1639.87 ft at 2:15AM Feb 24, 2021Observed: 1639.86 ft at 2:30AM Feb 24, 2021Observed: 1639.98 ft at 11:45AM Feb 24, 2021Observed: 1639.92 ft at 1:45AM Feb 25, 2021Observed: 1639.95 ft at 2:00AM Feb 25, 2021Observed: 1639.97 ft at 2:15AM Feb 25, 2021Observed: 1639.98 ft at 2:30AM Feb 25, 2021Observed: 1639.98 ft at 2:45AM Feb 25, 2021Observed: 1639.94 ft at 3:00AM Feb 25, 2021Observed: 1639.97 ft at 6:00AM Feb 25, 2021Observed: 1640.04 ft at 4:00PM Feb 26, 2021Observed: 1640.03 ft at 4:15PM Feb 26, 2021Observed: 1640.01 ft at 5:00PM Feb 26, 2021Observed: 1640.02 ft at 5:15PM Feb 26, 2021Observed: 1640.01 ft at 5:30PM Feb 26, 2021Observed: 1640.01 ft at 5:45PM Feb 26, 2021Observed: 1640 ft at 6:00PM Feb 26, 2021Observed: 1640.01 ft at 6:45PM Feb 26, 2021Observed: 1640.03 ft at 7:00PM Feb 26, 2021Observed: 1640.05 ft at 12:00PM Feb 27, 2021Observed: 1640.06 ft at 12:15PM Feb 27, 2021Observed: 1640.04 ft at 12:30PM Feb 27, 2021Observed: 1640.06 ft at 12:45PM Feb 27, 2021Observed: 1640.06 ft at 1:00PM Feb 27, 2021Observed: 1640.07 ft at 1:15PM Feb 27, 2021Observed: 1640.08 ft at 1:30PM Feb 27, 2021Observed: 1640.09 ft at 1:45PM Feb 27, 2021Observed: 1640.1 ft at 2:00PM Feb 27, 2021Observed: 1640.11 ft at 2:15PM Feb 27, 2021Observed: 1640.12 ft at 2:30PM Feb 27, 2021Observed: 1640.13 ft at 2:45PM Feb 27, 2021Observed: 1640.13 ft at 3:00PM Feb 27, 2021Observed: 1640.15 ft at 3:15PM Feb 27, 2021Observed: 1640.15 ft at 3:30PM Feb 27, 2021Observed: 1640.15 ft at 3:45PM Feb 27, 2021Observed: 1640.16 ft at 4:00PM Feb 27, 2021Observed: 1640.15 ft at 4:15PM Feb 27, 2021Observed: 1640.16 ft at 4:45PM Feb 27, 2021Observed: 1640.33 ft at 1:45PM Feb 28, 2021Observed: 1640.35 ft at 2:00PM Feb 28, 2021Observed: 1640.37 ft at 2:15PM Feb 28, 2021Observed: 1640.4 ft at 2:30PM Feb 28, 2021Observed: 1640.42 ft at 2:45PM Feb 28, 2021Highest Observation: 1640.44 ft at 3:00PM Feb 28, 2021Observed: 1640.43 ft at 3:15PM Feb 28, 2021Highest Observation: 1640.44 ft at 3:30PM Feb 28, 2021Observed: 1640.41 ft at 4:00PM Feb 28, 2021Observed: 1640.4 ft at 4:15PM Feb 28, 2021Observed: 1640.4 ft at 4:30PM Feb 28, 2021Observed: 1640.05 ft at 3:45PM Mar 03, 2021Observed: 1640.05 ft at 4:00PM Mar 03, 2021Observed: 1640.05 ft at 4:15PM Mar 03, 2021Observed: 1640.07 ft at 4:30PM Mar 03, 2021Observed: 1640.07 ft at 4:45PM Mar 03, 2021Observed: 1640.07 ft at 5:00PM Mar 03, 2021Observed: 1640.07 ft at 5:15PM Mar 03, 2021Observed: 1640.08 ft at 5:30PM Mar 03, 2021Observed: 1640.07 ft at 5:45PM Mar 03, 2021Observed: 1640.06 ft at 6:00PM Mar 03, 2021Observed: 1640.04 ft at 6:15PM Mar 03, 2021Observed: 1640.03 ft at 6:30PM Mar 03, 2021Observed: 1640.01 ft at 6:45PM Mar 03, 2021Observed: 1640.03 ft at 7:00PM Mar 03, 2021Observed: 1640.04 ft at 7:15PM Mar 03, 2021Observed: 1640.03 ft at 7:30PM Mar 03, 2021Observed: 1640.03 ft at 7:45PM Mar 03, 2021Observed: 1640.03 ft at 8:00PM Mar 03, 2021Observed: 1640.01 ft at 8:15PM Mar 03, 2021Observed: 1640.01 ft at 8:30PM Mar 03, 2021Observed: 1640 ft at 8:45PM Mar 03, 2021South Dakota DENRBSES2(plotting HGIRG) Graph Created (3:34AM Mar 4, 2021)ObservedLatest observed value: 1640 ft at 8:45 PM CST 3-Mar-2021. Flood Stage is 1644 ft
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Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: No forecasts are available for this location

NOTE: Gauge reading may be affected by ice.

NOTE: Graphical forecasts are not available for the Big Sioux River near Estelline. During times of high water, forecast crest information can be found in the text products.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - near Bruce
Flood Categories (in feet)
Major Flood Stage: 1648
Moderate Flood Stage: 1645.5
Flood Stage: 1644
Action Stage: 1642.5
Low Stage (in feet): 0

Historic Crests
(1) 1,646.90 ft on 03/28/2019
(2) 1,645.90 ft on 04/23/2018
(3) 1,644.60 ft on 04/13/2018

(P): Preliminary values subject to further review.

Recent Crests
(1) 1,646.90 ft on 03/28/2019
(2) 1,645.90 ft on 04/23/2018
(3) 1,644.60 ft on 04/13/2018

(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.

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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
1651 Highway 28 and 463rd Avenue begin to flood.
1650 464th Avenue begins to flood.
1649 water reaches the bottom of the bridge on 463rd Avenue, and 195th Street begins to flood.
1648 water reaches the bottom of the bridges on Highway 28, 464th Avenue, and 195th Street. Also, 192nd Street begins to flood.
1646 water reaches the bottom of the bridge on 192nd Street.
1645.5 widespread flooding of agricultural lands begins.
1644 significant flooding of crop and pasture land begins.
About This Location Collapse

Latitude: 44.572884° N, Longitude: 96.930225° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 1644 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 1644.00 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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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Page last modified: 30-Oct-2020 4:09 PM
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