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
Keyapaha River near Keyapaha Stage (ft)Flow (kcfs)Observed: 5.17 ft at 12:00AM Dec 07, 2019Observed: 5.17 ft at 12:15AM Dec 07, 2019Observed: 5.17 ft at 12:30AM Dec 07, 2019Observed: 5.18 ft at 12:45AM Dec 07, 2019Observed: 5.16 ft at 1:00AM Dec 07, 2019Observed: 5.17 ft at 1:15AM Dec 07, 2019Observed: 5.17 ft at 1:30AM Dec 07, 2019Observed: 5.17 ft at 1:45AM Dec 07, 2019Observed: 5.18 ft at 2:00AM Dec 07, 2019Observed: 5.18 ft at 2:15AM Dec 07, 2019Observed: 5.18 ft at 2:30AM Dec 07, 2019Observed: 5.19 ft at 2:45AM Dec 07, 2019Observed: 5.18 ft at 3:00AM Dec 07, 2019Observed: 5.19 ft at 3:15AM Dec 07, 2019Observed: 5.19 ft at 3:30AM Dec 07, 2019Observed: 5.2 ft at 3:45AM Dec 07, 2019Observed: 5.19 ft at 4:00AM Dec 07, 2019Observed: 5.19 ft at 4:15AM Dec 07, 2019Observed: 5.2 ft at 4:30AM Dec 07, 2019Observed: 5.2 ft at 4:31AM Dec 07, 2019Observed: 5.19 ft at 4:45AM Dec 07, 2019Observed: 5.19 ft at 4:46AM Dec 07, 2019Observed: 5.2 ft at 5:00AM Dec 07, 2019Observed: 5.2 ft at 5:01AM Dec 07, 2019Observed: 5.2 ft at 5:15AM Dec 07, 2019Observed: 5.2 ft at 5:16AM Dec 07, 2019Observed: 5.2 ft at 5:30AM Dec 07, 2019Observed: 5.2 ft at 5:45AM Dec 07, 2019Observed: 5.2 ft at 6:00AM Dec 07, 2019Observed: 5.21 ft at 6:15AM Dec 07, 2019Observed: 5.2 ft at 6:30AM Dec 07, 2019Observed: 5.22 ft at 6:45AM Dec 07, 2019Observed: 5.21 ft at 7:00AM Dec 07, 2019Observed: 5.21 ft at 7:15AM Dec 07, 2019Observed: 5.21 ft at 7:30AM Dec 07, 2019Observed: 5.22 ft at 7:45AM Dec 07, 2019Observed: 5.22 ft at 8:00AM Dec 07, 2019Observed: 5.22 ft at 8:15AM Dec 07, 2019Observed: 5.21 ft at 8:30AM Dec 07, 2019Observed: 5.22 ft at 8:45AM Dec 07, 2019Observed: 5.22 ft at 9:00AM Dec 07, 2019Observed: 5.22 ft at 9:15AM Dec 07, 2019Observed: 5.22 ft at 9:30AM Dec 07, 2019Observed: 5.23 ft at 9:45AM Dec 07, 2019Observed: 5.23 ft at 10:00AM Dec 07, 2019Observed: 5.22 ft at 10:15AM Dec 07, 2019Observed: 5.22 ft at 10:30AM Dec 07, 2019Observed: 5.23 ft at 10:45AM Dec 07, 2019Observed: 5.22 ft at 11:00AM Dec 07, 2019Observed: 5.22 ft at 11:15AM Dec 07, 2019Observed: 5.23 ft at 11:30AM Dec 07, 2019Observed: 5.23 ft at 11:45AM Dec 07, 2019Observed: 5.22 ft at 12:00PM Dec 07, 2019Observed: 5.21 ft at 12:15PM Dec 07, 2019Observed: 5.2 ft at 12:30PM Dec 07, 2019Observed: 5.2 ft at 12:31PM Dec 07, 2019Observed: 5.19 ft at 12:45PM Dec 07, 2019Observed: 5.19 ft at 12:46PM Dec 07, 2019Observed: 5.18 ft at 1:00PM Dec 07, 2019Observed: 5.18 ft at 1:01PM Dec 07, 2019Observed: 5.18 ft at 1:15PM Dec 07, 2019Observed: 5.18 ft at 1:16PM Dec 07, 2019Observed: 5.16 ft at 1:30PM Dec 07, 2019Observed: 5.17 ft at 1:45PM Dec 07, 2019Observed: 5.17 ft at 2:00PM Dec 07, 2019Observed: 5.16 ft at 2:15PM Dec 07, 2019Observed: 5.16 ft at 2:30PM Dec 07, 2019Observed: 5.17 ft at 2:45PM Dec 07, 2019Observed: 5.17 ft at 3:00PM Dec 07, 2019Observed: 5.17 ft at 3:15PM Dec 07, 2019Observed: 5.17 ft at 3:30PM Dec 07, 2019Observed: 5.17 ft at 3:45PM Dec 07, 2019Observed: 5.18 ft at 4:00PM Dec 07, 2019Observed: 5.18 ft at 4:15PM Dec 07, 2019Observed: 5.17 ft at 4:30PM Dec 07, 2019Observed: 5.16 ft at 4:45PM Dec 07, 2019Observed: 5.17 ft at 5:00PM Dec 07, 2019Observed: 5.16 ft at 5:15PM Dec 07, 2019Observed: 5.17 ft at 5:30PM Dec 07, 2019Observed: 5.2 ft at 5:45PM Dec 07, 2019Observed: 5.21 ft at 6:00PM Dec 07, 2019Observed: 5.22 ft at 6:15PM Dec 07, 2019Observed: 5.23 ft at 6:30PM Dec 07, 2019Observed: 5.22 ft at 6:45PM Dec 07, 2019Observed: 5.21 ft at 7:00PM Dec 07, 2019Observed: 5.23 ft at 7:15PM Dec 07, 2019Observed: 5.24 ft at 7:30PM Dec 07, 2019Observed: 5.26 ft at 7:45PM Dec 07, 2019Observed: 5.26 ft at 8:00PM Dec 07, 2019Observed: 5.26 ft at 8:15PM Dec 07, 2019Observed: 5.27 ft at 8:30PM Dec 07, 2019Observed: 5.28 ft at 8:45PM Dec 07, 2019Observed: 5.29 ft at 9:00PM Dec 07, 2019Observed: 5.29 ft at 9:15PM Dec 07, 2019Observed: 5.3 ft at 9:30PM Dec 07, 2019Observed: 5.3 ft at 9:45PM Dec 07, 2019Observed: 5.3 ft at 10:00PM Dec 07, 2019Observed: 5.3 ft at 10:15PM Dec 07, 2019Observed: 5.32 ft at 10:30PM Dec 07, 2019Observed: 5.32 ft at 10:45PM Dec 07, 2019Observed: 5.32 ft at 11:00PM Dec 07, 2019Observed: 5.31 ft at 11:15PM Dec 07, 2019Observed: 5.32 ft at 11:30PM Dec 07, 2019Observed: 5.32 ft at 11:45PM Dec 07, 2019Observed: 5.31 ft at 12:00AM Dec 08, 2019Observed: 5.31 ft at 12:15AM Dec 08, 2019Observed: 5.3 ft at 12:30AM Dec 08, 2019Observed: 5.31 ft at 12:45AM Dec 08, 2019Observed: 5.3 ft at 1:00AM Dec 08, 2019Observed: 5.31 ft at 1:15AM Dec 08, 2019Observed: 5.31 ft at 1:30AM Dec 08, 2019Observed: 5.32 ft at 1:45AM Dec 08, 2019Observed: 5.31 ft at 2:00AM Dec 08, 2019Observed: 5.32 ft at 2:15AM Dec 08, 2019Observed: 5.32 ft at 2:30AM Dec 08, 2019Observed: 5.32 ft at 2:45AM Dec 08, 2019Observed: 5.31 ft at 3:00AM Dec 08, 2019Observed: 5.31 ft at 3:15AM Dec 08, 2019Observed: 5.31 ft at 3:30AM Dec 08, 2019Observed: 5.31 ft at 3:45AM Dec 08, 2019Observed: 5.32 ft at 4:00AM Dec 08, 2019Observed: 5.32 ft at 4:15AM Dec 08, 2019Observed: 5.33 ft at 4:30AM Dec 08, 2019Observed: 5.33 ft at 4:31AM Dec 08, 2019Observed: 5.33 ft at 4:45AM Dec 08, 2019Observed: 5.33 ft at 4:46AM Dec 08, 2019Observed: 5.33 ft at 5:00AM Dec 08, 2019Observed: 5.33 ft at 5:01AM Dec 08, 2019Observed: 5.33 ft at 5:15AM Dec 08, 2019Observed: 5.33 ft at 5:16AM Dec 08, 2019Observed: 5.34 ft at 5:30AM Dec 08, 2019Observed: 5.33 ft at 5:45AM Dec 08, 2019Observed: 5.34 ft at 6:00AM Dec 08, 2019Observed: 5.34 ft at 6:15AM Dec 08, 2019Observed: 5.34 ft at 6:30AM Dec 08, 2019Observed: 5.34 ft at 6:45AM Dec 08, 2019Observed: 5.35 ft at 7:00AM Dec 08, 2019Observed: 5.35 ft at 7:15AM Dec 08, 2019Observed: 5.35 ft at 7:30AM Dec 08, 2019Observed: 5.35 ft at 7:45AM Dec 08, 2019Observed: 5.36 ft at 8:00AM Dec 08, 2019Observed: 5.36 ft at 8:15AM Dec 08, 2019Observed: 5.36 ft at 8:30AM Dec 08, 2019Highest Observation: 5.37 ft at 8:45AM Dec 08, 2019Observed: 5.36 ft at 9:00AM Dec 08, 2019Highest Observation: 5.37 ft at 9:15AM Dec 08, 2019Highest Observation: 5.37 ft at 9:30AM Dec 08, 2019Highest Observation: 5.37 ft at 9:45AM Dec 08, 2019Highest Observation: 5.37 ft at 10:00AM Dec 08, 2019Observed: 5.36 ft at 10:15AM Dec 08, 2019Observed: 5.36 ft at 10:30AM Dec 08, 2019Observed: 5.36 ft at 10:45AM Dec 08, 2019Observed: 5.35 ft at 11:00AM Dec 08, 2019Observed: 5.34 ft at 11:15AM Dec 08, 2019Observed: 5.33 ft at 11:30AM Dec 08, 2019Observed: 5.3 ft at 11:45AM Dec 08, 2019Observed: 5.3 ft at 12:00PM Dec 08, 2019Observed: 5.3 ft at 12:15PM Dec 08, 2019Observed: 5.29 ft at 12:30PM Dec 08, 2019Observed: 5.29 ft at 12:31PM Dec 08, 2019Observed: 5.28 ft at 12:45PM Dec 08, 2019Observed: 5.28 ft at 12:46PM Dec 08, 2019Observed: 5.27 ft at 1:00PM Dec 08, 2019Observed: 5.27 ft at 1:01PM Dec 08, 2019Observed: 5.25 ft at 1:15PM Dec 08, 2019Observed: 5.25 ft at 1:16PM Dec 08, 2019Observed: 5.24 ft at 1:30PM Dec 08, 2019Observed: 5.23 ft at 1:45PM Dec 08, 2019Observed: 5.22 ft at 2:00PM Dec 08, 2019Observed: 5.21 ft at 2:15PM Dec 08, 2019Observed: 5.2 ft at 2:30PM Dec 08, 2019Observed: 5.21 ft at 2:45PM Dec 08, 2019Observed: 5.21 ft at 3:00PM Dec 08, 2019Observed: 5.21 ft at 3:15PM Dec 08, 2019Observed: 5.22 ft at 3:30PM Dec 08, 2019Observed: 5.22 ft at 3:45PM Dec 08, 2019Observed: 5.22 ft at 4:00PM Dec 08, 2019Observed: 5.21 ft at 4:15PM Dec 08, 2019Observed: 5.21 ft at 4:30PM Dec 08, 2019Observed: 5.2 ft at 4:45PM Dec 08, 2019Observed: 5.21 ft at 5:00PM Dec 08, 2019Observed: 5.21 ft at 5:15PM Dec 08, 2019Observed: 5.21 ft at 5:30PM Dec 08, 2019Observed: 5.21 ft at 5:45PM Dec 08, 2019Observed: 5.21 ft at 6:00PM Dec 08, 2019Observed: 5.21 ft at 6:15PM Dec 08, 2019Observed: 5.22 ft at 6:30PM Dec 08, 2019Observed: 5.22 ft at 6:45PM Dec 08, 2019Observed: 5.21 ft at 7:00PM Dec 08, 2019Observed: 5.22 ft at 7:15PM Dec 08, 2019Observed: 5.22 ft at 7:30PM Dec 08, 2019Observed: 5.22 ft at 7:45PM Dec 08, 2019Observed: 5.22 ft at 8:00PM Dec 08, 2019Observed: 5.23 ft at 8:15PM Dec 08, 2019Observed: 5.23 ft at 8:30PM Dec 08, 2019Observed: 5.23 ft at 8:31PM Dec 08, 2019Observed: 5.24 ft at 8:45PM Dec 08, 2019Observed: 5.24 ft at 8:46PM Dec 08, 2019Observed: 5.24 ft at 9:00PM Dec 08, 2019Observed: 5.24 ft at 9:01PM Dec 08, 2019Observed: 5.22 ft at 9:15PM Dec 08, 2019Observed: 5.22 ft at 9:16PM Dec 08, 2019Observed: 5.24 ft at 9:30PM Dec 08, 2019Observed: 5.23 ft at 9:45PM Dec 08, 2019Observed: 5.23 ft at 10:00PM Dec 08, 2019Observed: 5.23 ft at 10:15PM Dec 08, 2019Observed: 5.22 ft at 10:30PM Dec 08, 2019Observed: 5.22 ft at 10:45PM Dec 08, 2019Observed: 5.21 ft at 11:00PM Dec 08, 2019Observed: 5.21 ft at 11:15PM Dec 08, 2019Observed: 5.21 ft at 11:30PM Dec 08, 2019Observed: 5.22 ft at 11:45PM Dec 08, 2019Observed: 5.22 ft at 12:00AM Dec 09, 2019Observed: 5.22 ft at 12:15AM Dec 09, 2019Observed: 5.23 ft at 12:30AM Dec 09, 2019Observed: 5.23 ft at 12:45AM Dec 09, 2019Observed: 5.23 ft at 1:00AM Dec 09, 2019Observed: 5.23 ft at 1:15AM Dec 09, 2019Observed: 5.24 ft at 1:30AM Dec 09, 2019Observed: 5.24 ft at 1:45AM Dec 09, 2019Observed: 5.24 ft at 2:00AM Dec 09, 2019Observed: 5.23 ft at 2:15AM Dec 09, 2019Observed: 5.22 ft at 2:30AM Dec 09, 2019Observed: 5.23 ft at 2:45AM Dec 09, 2019Observed: 5.22 ft at 3:00AM Dec 09, 2019Observed: 5.22 ft at 3:15AM Dec 09, 2019Observed: 5.22 ft at 3:30AM Dec 09, 2019Observed: 5.22 ft at 3:45AM Dec 09, 2019Observed: 5.21 ft at 4:00AM Dec 09, 2019Observed: 5.21 ft at 4:15AM Dec 09, 2019Observed: 5.21 ft at 4:30AM Dec 09, 2019Observed: 5.2 ft at 4:45AM Dec 09, 2019Observed: 5.19 ft at 5:00AM Dec 09, 2019Observed: 5.18 ft at 5:15AM Dec 09, 2019Observed: 5.18 ft at 5:30AM Dec 09, 2019Observed: 5.18 ft at 5:45AM Dec 09, 2019Observed: 5.19 ft at 6:00AM Dec 09, 2019Observed: 5.18 ft at 6:15AM Dec 09, 2019Observed: 5.18 ft at 6:30AM Dec 09, 2019Observed: 5.19 ft at 6:45AM Dec 09, 2019Observed: 5.18 ft at 7:00AM Dec 09, 2019Observed: 5.19 ft at 7:15AM Dec 09, 2019Observed: 5.19 ft at 7:30AM Dec 09, 2019Observed: 5.19 ft at 7:45AM Dec 09, 2019Observed: 5.18 ft at 8:00AM Dec 09, 2019Observed: 5.19 ft at 8:15AM Dec 09, 2019Observed: 5.18 ft at 8:30AM Dec 09, 2019Observed: 5.17 ft at 8:45AM Dec 09, 2019Observed: 5.18 ft at 9:00AM Dec 09, 2019Observed: 5.18 ft at 9:15AM Dec 09, 2019Observed: 5.17 ft at 9:30AM Dec 09, 2019Observed: 5.16 ft at 9:45AM Dec 09, 2019Observed: 5.15 ft at 10:00AM Dec 09, 2019Observed: 5.13 ft at 10:15AM Dec 09, 2019Observed: 5.11 ft at 10:30AM Dec 09, 2019Observed: 5.09 ft at 10:45AM Dec 09, 2019Observed: 5.08 ft at 11:00AM Dec 09, 2019Observed: 5.06 ft at 11:15AM Dec 09, 2019Observed: 5.04 ft at 11:30AM Dec 09, 2019Observed: 5.03 ft at 11:45AM Dec 09, 2019Observed: 5.02 ft at 12:00PM Dec 09, 2019Observed: 5.01 ft at 12:15PM Dec 09, 2019Observed: 5 ft at 12:30PM Dec 09, 2019Observed: 5 ft at 12:31PM Dec 09, 2019Observed: 5 ft at 12:45PM Dec 09, 2019Observed: 5 ft at 12:46PM Dec 09, 2019Observed: 4.99 ft at 1:00PM Dec 09, 2019Observed: 4.99 ft at 1:01PM Dec 09, 2019Observed: 4.99 ft at 1:15PM Dec 09, 2019Observed: 4.99 ft at 1:16PM Dec 09, 2019Observed: 4.98 ft at 1:30PM Dec 09, 2019Observed: 4.98 ft at 1:45PM Dec 09, 2019Observed: 4.97 ft at 2:00PM Dec 09, 2019Observed: 4.98 ft at 2:15PM Dec 09, 2019Observed: 4.98 ft at 2:30PM Dec 09, 2019Observed: 4.97 ft at 2:45PM Dec 09, 2019Observed: 4.97 ft at 3:00PM Dec 09, 2019Observed: 4.96 ft at 3:15PM Dec 09, 2019Observed: 4.96 ft at 3:30PM Dec 09, 2019Observed: 4.96 ft at 3:45PM Dec 09, 2019Observed: 4.95 ft at 4:00PM Dec 09, 2019Observed: 4.94 ft at 4:15PM Dec 09, 2019Observed: 4.95 ft at 4:30PM Dec 09, 2019Observed: 4.94 ft at 4:45PM Dec 09, 2019Observed: 4.94 ft at 5:00PM Dec 09, 2019Observed: 4.95 ft at 5:15PM Dec 09, 2019Observed: 4.96 ft at 5:30PM Dec 09, 2019Observed: 4.97 ft at 5:45PM Dec 09, 2019Observed: 4.98 ft at 6:00PM Dec 09, 2019Observed: 4.99 ft at 6:15PM Dec 09, 2019Observed: 5.01 ft at 6:30PM Dec 09, 2019Observed: 5.01 ft at 6:45PM Dec 09, 2019Observed: 5.03 ft at 7:00PM Dec 09, 2019Observed: 5.05 ft at 7:15PM Dec 09, 2019Observed: 5.04 ft at 7:30PM Dec 09, 2019Observed: 5.05 ft at 7:45PM Dec 09, 2019Observed: 5.06 ft at 8:00PM Dec 09, 2019Observed: 5.07 ft at 8:15PM Dec 09, 2019Observed: 5.08 ft at 8:30PM Dec 09, 2019Observed: 5.07 ft at 8:45PM Dec 09, 2019Observed: 5.08 ft at 9:00PM Dec 09, 2019Observed: 5.07 ft at 9:15PM Dec 09, 2019Observed: 5.09 ft at 9:30PM Dec 09, 2019Observed: 5.08 ft at 9:45PM Dec 09, 2019Observed: 5.09 ft at 10:00PM Dec 09, 2019Observed: 5.1 ft at 10:15PM Dec 09, 2019Observed: 5.11 ft at 10:30PM Dec 09, 2019Observed: 5.11 ft at 10:45PM Dec 09, 2019Observed: 5.11 ft at 11:00PM Dec 09, 2019Observed: 5.12 ft at 11:15PM Dec 09, 2019USGS--Water Resources of the United StatesPAHS2(plotting HGIRG) Graph Created (11:52PM Dec 9, 2019)ObservedLatest observed value: 5.12 ft at 11:15 PM CST 9-Dec-2019. Flood Stage is 10 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the Keyapaha River near Keyapaha. Only observed stages are available for this point.
Return to Area Map
Downstream Gauge Downstream Gauge - at Wewala
Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 11
Flood Stage: 10
Action Stage: 8
Low Stage (in feet): -9999

Historic Crests
(1) 13.70 ft on 04/01/1952
(2) 11.29 ft on 02/18/1997
(3) 9.73 ft on 03/12/2011
(4) 9.48 ft on 02/20/1997
(5) 9.48 ft on 05/11/1999
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.21 ft on 04/21/2018
(2) 8.65 ft on 03/04/2018
(3) 7.98 ft on 02/14/2017
(4) 7.27 ft on 05/02/2016
(5) 7.79 ft on 09/24/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.70 ft on 09/12/2000
Show More Low Water Records

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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
10 Flood stage. Flooding of yards and agricultural land along the river.
About This Location Collapse

Latitude: 43.129167° N, Longitude: 100.106667° 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 2230 ft 2240 ft 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
Rapid City Weather Forecast Office
300 East Signal Drive
Rapid City, SD 57701-3800
(605) 341-7531
Ask Questions/Webmaster
Page last modified: 1-Mar-2019 12:33 AM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities