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Hydrograph River at a Glance Download
Willow Creek near Watertown Stage (ft)Highest Observation: 6.53 ft at 11:30PM May 23, 2022Observed: 6.52 ft at 11:45PM May 23, 2022Highest Observation: 6.53 ft at 12:00AM May 24, 2022Observed: 6.52 ft at 12:15AM May 24, 2022Observed: 6.51 ft at 12:30AM May 24, 2022Observed: 6.52 ft at 12:45AM May 24, 2022Observed: 6.52 ft at 1:00AM May 24, 2022Observed: 6.52 ft at 1:15AM May 24, 2022Observed: 6.52 ft at 1:30AM May 24, 2022Observed: 6.52 ft at 1:45AM May 24, 2022Observed: 6.52 ft at 2:00AM May 24, 2022Observed: 6.52 ft at 2:01AM May 24, 2022Observed: 6.52 ft at 2:15AM May 24, 2022Observed: 6.52 ft at 2:16AM May 24, 2022Observed: 6.52 ft at 2:30AM May 24, 2022Observed: 6.52 ft at 2:31AM May 24, 2022Observed: 6.52 ft at 2:45AM May 24, 2022Observed: 6.51 ft at 3:00AM May 24, 2022Observed: 6.51 ft at 3:15AM May 24, 2022Observed: 6.52 ft at 3:30AM May 24, 2022Observed: 6.52 ft at 3:45AM May 24, 2022Observed: 6.51 ft at 4:00AM May 24, 2022Observed: 6.52 ft at 4:15AM May 24, 2022Observed: 6.52 ft at 4:30AM May 24, 2022Observed: 6.52 ft at 4:45AM May 24, 2022Observed: 6.52 ft at 5:00AM May 24, 2022Observed: 6.52 ft at 5:15AM May 24, 2022Observed: 6.52 ft at 5:30AM May 24, 2022Observed: 6.52 ft at 5:45AM May 24, 2022Observed: 6.51 ft at 6:00AM May 24, 2022Observed: 6.5 ft at 6:15AM May 24, 2022Observed: 6.51 ft at 6:30AM May 24, 2022Observed: 6.52 ft at 6:45AM May 24, 2022Observed: 6.52 ft at 7:00AM May 24, 2022Observed: 6.51 ft at 7:15AM May 24, 2022Observed: 6.51 ft at 7:30AM May 24, 2022Observed: 6.5 ft at 7:45AM May 24, 2022Highest Observation: 6.53 ft at 8:00AM May 24, 2022Observed: 6.51 ft at 8:15AM May 24, 2022Observed: 6.52 ft at 8:30AM May 24, 2022Observed: 6.5 ft at 8:45AM May 24, 2022Observed: 6.51 ft at 9:00AM May 24, 2022Observed: 6.52 ft at 9:15AM May 24, 2022Observed: 6.5 ft at 9:30AM May 24, 2022Observed: 6.49 ft at 9:45AM May 24, 2022Observed: 6.5 ft at 10:00AM May 24, 2022Observed: 6.51 ft at 10:15AM May 24, 2022Observed: 6.51 ft at 10:16AM May 24, 2022Observed: 6.5 ft at 10:30AM May 24, 2022Observed: 6.5 ft at 10:31AM May 24, 2022Observed: 6.5 ft at 10:45AM May 24, 2022Observed: 6.5 ft at 10:46AM May 24, 2022Observed: 6.49 ft at 11:00AM May 24, 2022Observed: 6.5 ft at 11:15AM May 24, 2022Observed: 6.51 ft at 11:30AM May 24, 2022Observed: 6.51 ft at 11:45AM May 24, 2022Observed: 6.49 ft at 12:00PM May 24, 2022Observed: 6.49 ft at 12:15PM May 24, 2022Observed: 6.5 ft at 12:30PM May 24, 2022Observed: 6.51 ft at 12:45PM May 24, 2022Observed: 6.51 ft at 1:00PM May 24, 2022Observed: 6.49 ft at 1:15PM May 24, 2022Observed: 6.49 ft at 1:30PM May 24, 2022Observed: 6.5 ft at 1:45PM May 24, 2022Observed: 6.51 ft at 2:00PM May 24, 2022Observed: 6.49 ft at 2:15PM May 24, 2022Observed: 6.49 ft at 2:30PM May 24, 2022Observed: 6.5 ft at 2:45PM May 24, 2022Observed: 6.5 ft at 3:00PM May 24, 2022Observed: 6.48 ft at 3:15PM May 24, 2022Observed: 6.51 ft at 3:30PM May 24, 2022Observed: 6.49 ft at 3:45PM May 24, 2022Observed: 6.5 ft at 4:00PM May 24, 2022Observed: 6.49 ft at 4:15PM May 24, 2022Observed: 6.49 ft at 4:30PM May 24, 2022Observed: 6.5 ft at 4:45PM May 24, 2022Observed: 6.49 ft at 5:00PM May 24, 2022Observed: 6.49 ft at 5:15PM May 24, 2022Observed: 6.49 ft at 5:30PM May 24, 2022Observed: 6.48 ft at 5:45PM May 24, 2022Observed: 6.49 ft at 6:00PM May 24, 2022Observed: 6.49 ft at 6:15PM May 24, 2022Observed: 6.48 ft at 6:30PM May 24, 2022Observed: 6.48 ft at 6:45PM May 24, 2022Observed: 6.5 ft at 7:00PM May 24, 2022Observed: 6.48 ft at 7:15PM May 24, 2022Observed: 6.49 ft at 7:30PM May 24, 2022Observed: 6.49 ft at 7:45PM May 24, 2022Observed: 6.49 ft at 8:00PM May 24, 2022Observed: 6.49 ft at 8:15PM May 24, 2022Observed: 6.49 ft at 8:30PM May 24, 2022Observed: 6.48 ft at 8:45PM May 24, 2022Observed: 6.49 ft at 9:00PM May 24, 2022Observed: 6.49 ft at 9:15PM May 24, 2022Observed: 6.49 ft at 9:30PM May 24, 2022Observed: 6.5 ft at 9:45PM May 24, 2022Observed: 6.5 ft at 10:00PM May 24, 2022Observed: 6.49 ft at 10:15PM May 24, 2022Observed: 6.49 ft at 10:30PM May 24, 2022Observed: 6.49 ft at 10:45PM May 24, 2022Observed: 6.48 ft at 11:00PM May 24, 2022Observed: 6.49 ft at 11:15PM May 24, 2022Observed: 6.5 ft at 11:30PM May 24, 2022Observed: 6.49 ft at 11:45PM May 24, 2022Observed: 6.49 ft at 12:00AM May 25, 2022Observed: 6.49 ft at 12:15AM May 25, 2022Observed: 6.5 ft at 12:30AM May 25, 2022Observed: 6.49 ft at 12:45AM May 25, 2022Observed: 6.5 ft at 1:00AM May 25, 2022Observed: 6.49 ft at 1:15AM May 25, 2022Observed: 6.48 ft at 1:30AM May 25, 2022Observed: 6.48 ft at 1:45AM May 25, 2022Observed: 6.49 ft at 2:00AM May 25, 2022Observed: 6.48 ft at 2:15AM May 25, 2022Observed: 6.48 ft at 2:16AM May 25, 2022Observed: 6.49 ft at 2:30AM May 25, 2022Observed: 6.49 ft at 2:31AM May 25, 2022Observed: 6.5 ft at 2:45AM May 25, 2022Observed: 6.5 ft at 2:46AM May 25, 2022Observed: 6.49 ft at 3:00AM May 25, 2022Observed: 6.49 ft at 3:15AM May 25, 2022Observed: 6.49 ft at 3:30AM May 25, 2022Observed: 6.48 ft at 3:45AM May 25, 2022Observed: 6.49 ft at 4:00AM May 25, 2022Observed: 6.48 ft at 4:15AM May 25, 2022Observed: 6.5 ft at 4:30AM May 25, 2022Observed: 6.48 ft at 4:45AM May 25, 2022Observed: 6.48 ft at 5:00AM May 25, 2022Observed: 6.49 ft at 5:15AM May 25, 2022Observed: 6.48 ft at 5:30AM May 25, 2022Observed: 6.49 ft at 5:45AM May 25, 2022Observed: 6.47 ft at 6:00AM May 25, 2022Observed: 6.49 ft at 6:15AM May 25, 2022Observed: 6.49 ft at 6:30AM May 25, 2022Observed: 6.48 ft at 6:45AM May 25, 2022Observed: 6.49 ft at 7:00AM May 25, 2022Observed: 6.47 ft at 7:15AM May 25, 2022Observed: 6.49 ft at 7:30AM May 25, 2022Observed: 6.49 ft at 7:45AM May 25, 2022Observed: 6.47 ft at 8:00AM May 25, 2022Observed: 6.47 ft at 8:15AM May 25, 2022Observed: 6.49 ft at 8:30AM May 25, 2022Observed: 6.48 ft at 8:45AM May 25, 2022Observed: 6.48 ft at 9:00AM May 25, 2022Observed: 6.5 ft at 9:15AM May 25, 2022Observed: 6.49 ft at 9:30AM May 25, 2022Observed: 6.48 ft at 9:45AM May 25, 2022Observed: 6.48 ft at 10:00AM May 25, 2022Observed: 6.48 ft at 10:15AM May 25, 2022Observed: 6.47 ft at 10:30AM May 25, 2022Observed: 6.48 ft at 10:45AM May 25, 2022Observed: 6.48 ft at 11:00AM May 25, 2022Observed: 6.49 ft at 11:15AM May 25, 2022Observed: 6.49 ft at 11:30AM May 25, 2022Observed: 6.48 ft at 11:45AM May 25, 2022Observed: 6.48 ft at 12:00PM May 25, 2022Observed: 6.47 ft at 12:15PM May 25, 2022Observed: 6.48 ft at 12:30PM May 25, 2022Observed: 6.47 ft at 12:45PM May 25, 2022Observed: 6.48 ft at 1:00PM May 25, 2022Observed: 6.48 ft at 1:15PM May 25, 2022Observed: 6.49 ft at 1:30PM May 25, 2022Observed: 6.47 ft at 1:45PM May 25, 2022Observed: 6.47 ft at 2:00PM May 25, 2022Observed: 6.49 ft at 2:15PM May 25, 2022Observed: 6.49 ft at 2:30PM May 25, 2022Observed: 6.48 ft at 2:45PM May 25, 2022Observed: 6.48 ft at 3:00PM May 25, 2022Observed: 6.48 ft at 3:15PM May 25, 2022Observed: 6.48 ft at 3:30PM May 25, 2022Observed: 6.48 ft at 3:45PM May 25, 2022Observed: 6.47 ft at 4:00PM May 25, 2022Observed: 6.48 ft at 4:15PM May 25, 2022Observed: 6.48 ft at 4:30PM May 25, 2022Observed: 6.48 ft at 4:45PM May 25, 2022Observed: 6.48 ft at 5:00PM May 25, 2022Observed: 6.48 ft at 5:15PM May 25, 2022Observed: 6.49 ft at 5:30PM May 25, 2022Observed: 6.47 ft at 5:45PM May 25, 2022Observed: 6.48 ft at 6:00PM May 25, 2022Observed: 6.48 ft at 6:15PM May 25, 2022Observed: 6.48 ft at 6:30PM May 25, 2022Observed: 6.47 ft at 6:45PM May 25, 2022Observed: 6.48 ft at 7:00PM May 25, 2022Observed: 6.47 ft at 7:15PM May 25, 2022Observed: 6.48 ft at 7:30PM May 25, 2022Observed: 6.48 ft at 7:45PM May 25, 2022Observed: 6.48 ft at 8:00PM May 25, 2022Observed: 6.47 ft at 8:15PM May 25, 2022Observed: 6.47 ft at 8:30PM May 25, 2022Observed: 6.46 ft at 8:45PM May 25, 2022Observed: 6.48 ft at 9:00PM May 25, 2022Observed: 6.48 ft at 9:15PM May 25, 2022Observed: 6.49 ft at 9:30PM May 25, 2022Observed: 6.48 ft at 9:45PM May 25, 2022Observed: 6.48 ft at 10:00PM May 25, 2022Observed: 6.48 ft at 10:15PM May 25, 2022Observed: 6.48 ft at 10:30PM May 25, 2022Observed: 6.49 ft at 10:45PM May 25, 2022Observed: 6.47 ft at 11:00PM May 25, 2022Observed: 6.49 ft at 11:15PM May 25, 2022Observed: 6.47 ft at 11:30PM May 25, 2022Observed: 6.49 ft at 11:45PM May 25, 2022Observed: 6.48 ft at 12:00AM May 26, 2022Observed: 6.48 ft at 12:15AM May 26, 2022Observed: 6.49 ft at 12:30AM May 26, 2022Observed: 6.49 ft at 12:45AM May 26, 2022Observed: 6.48 ft at 1:00AM May 26, 2022Observed: 6.49 ft at 1:15AM May 26, 2022Observed: 6.49 ft at 1:30AM May 26, 2022Observed: 6.49 ft at 1:45AM May 26, 2022Observed: 6.49 ft at 2:00AM May 26, 2022Observed: 6.48 ft at 2:15AM May 26, 2022Observed: 6.48 ft at 2:16AM May 26, 2022Observed: 6.48 ft at 2:30AM May 26, 2022Observed: 6.48 ft at 2:31AM May 26, 2022Observed: 6.49 ft at 2:45AM May 26, 2022Observed: 6.49 ft at 2:46AM May 26, 2022Observed: 6.48 ft at 3:00AM May 26, 2022Observed: 6.48 ft at 3:15AM May 26, 2022Observed: 6.49 ft at 3:30AM May 26, 2022Observed: 6.48 ft at 3:45AM May 26, 2022Observed: 6.49 ft at 4:00AM May 26, 2022Observed: 6.47 ft at 4:15AM May 26, 2022Observed: 6.48 ft at 4:30AM May 26, 2022Observed: 6.48 ft at 4:45AM May 26, 2022Observed: 6.48 ft at 5:00AM May 26, 2022Observed: 6.49 ft at 5:15AM May 26, 2022Observed: 6.49 ft at 5:30AM May 26, 2022Observed: 6.49 ft at 5:45AM May 26, 2022Observed: 6.48 ft at 6:00AM May 26, 2022Observed: 6.48 ft at 6:15AM May 26, 2022Observed: 6.48 ft at 6:30AM May 26, 2022Observed: 6.48 ft at 6:45AM May 26, 2022Observed: 6.48 ft at 7:00AM May 26, 2022Observed: 6.49 ft at 7:15AM May 26, 2022Observed: 6.48 ft at 7:30AM May 26, 2022Observed: 6.48 ft at 7:45AM May 26, 2022Observed: 6.49 ft at 8:00AM May 26, 2022Observed: 6.47 ft at 8:15AM May 26, 2022Observed: 6.48 ft at 8:30AM May 26, 2022Observed: 6.48 ft at 8:45AM May 26, 2022Observed: 6.49 ft at 9:00AM May 26, 2022Observed: 6.48 ft at 9:15AM May 26, 2022Observed: 6.48 ft at 9:30AM May 26, 2022Observed: 6.48 ft at 9:45AM May 26, 2022Observed: 6.48 ft at 10:00AM May 26, 2022Observed: 6.48 ft at 10:15AM May 26, 2022Observed: 6.49 ft at 10:30AM May 26, 2022Observed: 6.48 ft at 10:45AM May 26, 2022Observed: 6.48 ft at 11:00AM May 26, 2022Observed: 6.49 ft at 11:15AM May 26, 2022Observed: 6.48 ft at 11:30AM May 26, 2022Observed: 6.48 ft at 11:45AM May 26, 2022Observed: 6.48 ft at 12:00PM May 26, 2022Observed: 6.47 ft at 12:15PM May 26, 2022Observed: 6.49 ft at 12:30PM May 26, 2022Observed: 6.48 ft at 12:45PM May 26, 2022Observed: 6.49 ft at 1:00PM May 26, 2022Observed: 6.48 ft at 1:15PM May 26, 2022Observed: 6.5 ft at 1:30PM May 26, 2022Observed: 6.49 ft at 1:45PM May 26, 2022Observed: 6.48 ft at 2:00PM May 26, 2022Observed: 6.5 ft at 2:15PM May 26, 2022Observed: 6.47 ft at 2:30PM May 26, 2022Observed: 6.49 ft at 2:45PM May 26, 2022Observed: 6.5 ft at 3:00PM May 26, 2022Observed: 6.48 ft at 3:15PM May 26, 2022Observed: 6.48 ft at 3:30PM May 26, 2022Observed: 6.49 ft at 3:45PM May 26, 2022Observed: 6.47 ft at 4:00PM May 26, 2022Observed: 6.49 ft at 4:15PM May 26, 2022Observed: 6.48 ft at 4:30PM May 26, 2022Observed: 6.49 ft at 4:45PM May 26, 2022Observed: 6.48 ft at 5:00PM May 26, 2022Observed: 6.49 ft at 5:15PM May 26, 2022Observed: 6.47 ft at 5:30PM May 26, 2022Observed: 6.49 ft at 5:45PM May 26, 2022Observed: 6.49 ft at 6:00PM May 26, 2022Observed: 6.47 ft at 6:15PM May 26, 2022Observed: 6.47 ft at 6:16PM May 26, 2022Observed: 6.48 ft at 6:30PM May 26, 2022Observed: 6.48 ft at 6:31PM May 26, 2022Observed: 6.49 ft at 6:45PM May 26, 2022Observed: 6.49 ft at 6:46PM May 26, 2022Observed: 6.49 ft at 7:00PM May 26, 2022Observed: 6.48 ft at 7:15PM May 26, 2022Observed: 6.49 ft at 7:30PM May 26, 2022Observed: 6.47 ft at 7:45PM May 26, 2022Observed: 6.48 ft at 8:00PM May 26, 2022Observed: 6.48 ft at 8:15PM May 26, 2022Observed: 6.48 ft at 8:30PM May 26, 2022Observed: 6.47 ft at 8:45PM May 26, 2022Observed: 6.48 ft at 9:00PM May 26, 2022Observed: 6.47 ft at 9:15PM May 26, 2022Observed: 6.48 ft at 9:30PM May 26, 2022Observed: 6.47 ft at 9:45PM May 26, 2022Observed: 6.47 ft at 10:00PM May 26, 2022USGS--Water Resources of the United StatesWWCS2(plotting HGIRG) Graph Created (11:15PM May 26, 2022)ObservedLatest observed value: 6.47 ft at 10:00 PM CDT 26-May-2022. Flood Stage is 10 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts are not available for the Willow Creek near Watertown. Only observed stages are available for this point.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 10
Action Stage: 9
Low Stage (in feet): -9999

Historic Crests
(1) 12.51 ft on 04/07/2001
(2) 12.45 ft on 03/24/2019 (P)
(3) 11.70 ft on 03/16/2009
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.45 ft on 04/02/2020
(2) 12.45 ft on 03/24/2019 (P)
(3) 10.46 ft on 02/18/2017
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: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: 44.918889° N, Longitude: 97.045278° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 10 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 1732.33 1742.33 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:
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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
Aberdeen Weather Forecast Office
824 Brown County 14 South
Aberdeen, SD 57401
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