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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at will be replaced by the National Water Prediction Service (NWPS), with a target of Spring 2024. Existing AHPS content and features will be preserved and expanded within NWPS. The NWS is now accepting feedback on NWPS. Please visit for more information.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Hydrograph River at a Glance Download
Piney Creek at Kearney Stage (ft)Flow (cfs)PCKW4(plotting HGIRG) Graph Created (1:49AM Dec 6, 2023)Flood Stage is 5.5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (MST)
XML Data
RSS Files
Datum: NGVD29
Reliability of the Forecast: Based on unobstructed flow

NOTE: Forecasts for the Piney Creek at Kearney are issued routinely during the warm season, and as needed at other times of the year.

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Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 5.5
Action Stage: 4.5
Low Stage (in feet): -9999

Historic Crests
(1) 6.05 ft on 06/15/1963
(2) 5.71 ft on 05/28/2018
(3) 5.45 ft on 06/07/2007
(4) 5.45 ft on 06/08/1997
(5) 5.38 ft on 06/16/1995
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 4.65 ft on 05/28/2019
(2) 5.71 ft on 05/28/2018
(3) 3.86 ft on 06/13/2017
(4) 3.01 ft on 06/10/2016
(5) 4.37 ft on 06/11/2015
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

Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
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
7 Water near base of bridge. Standing water along low lying areas of road adjacent to Kearney Lane. Water over low areas along right bank of Highway 87 downstream of gage.
6.05 Record stage and flow---3,410 cfs (6/15/1963).
6 Water over low lying areas along road near bridge.
5.5 Flood stage. Water beginning to encroach low lying areas along road near bridge.
4.5 Bankfull Stage.
(1) Looking Upstream---High Flows (near 1,500 cfs)--May 2018
(2) Looking Downstream--High Flows (near 1,500 cfs)--May 2018
(3) Looking Upstream---Moderate Flows
(4) Looking Downstream---Moderate Flows
(5) Looking Upstream---Low Flow
(6) Looking Downstream---Low Flow
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Latitude: 44.535820° N, Longitude: 106.822480° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 5.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(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 4655.11 ft 4660.61 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:

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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
Riverton Weather Forecast Office
12744 West U.S. Highway 26
Riverton, WY 82501
(307) 857-3898
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Page last modified: 2-Nov-2020 7:28 PM
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