Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov 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 https://www.weather.gov/owp/operations for more information.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations 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.

Weather Forecast Office Riverton, WY

Colorado Basin River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (MST) Datum: NGVD29 Metadata

NOTE: Gauge reading may be affected by ice. Forecast flows are unadjusted for ice. Reliability of the Forecast: Based on unobstructed flow NOTE: Forecasts for the Green River (WY-UT-CO) at Warren Bridge are issued routinely year-round.

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Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 0 Moderate Flood Stage: 0 Flood Stage: 6 Action Stage: 5 Low Stage (in feet): -9999 Historic Crests (1) 6.04 ft on 06/11/1997 (2) 5.77 ft on 06/19/2017 (3) 5.77 ft on 06/09/1972 (4) 5.74 ft on 06/25/1971 (5) 5.66 ft on 06/19/1974 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 3.86 ft on 06/08/2021 (2) 4.35 ft on 07/01/2020 (3) 4.12 ft on 06/09/2019 (4) 4.98 ft on 06/20/2018 (5) 4.69 ft on 06/02/2018 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records Currently none available.

Zoom Level:9 Legend FEMA Layer Gauge Location 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

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6.04	Record stage and flow---5,930 cfs (6/11/1997).
6	Flood stage. Major flooding downstream near Daniel at the confluence of Horse Creek. Widespread moderate to major lowland flooding upstream of gage. USBLM campground immediately downstream on left bank is no danger of floodiong.
5.5	Flooding downstream near Daniel at the confluence of Horse Creek becomes more widespread and intensifies. Minor lowland flooding becomes more widespread.
5	Bankfull stage. High water problems downstream in Daniel, especially at the confluence of Horse Creek. Minor lowland flooding upstream of gage.
Photos (1) Looking Upstream---High Flow (5,000 cfs)---early June 2017 (2) Looking Downstream---High Flow (5,000 cfs)---early June 2017 (3) Looking Upstream---Moderate Flow (near 4,000 cfs)---July 2011 (4) Looking Upstream---Low Flow (5) Looking Downstream---Low Flow

About This Location

Latitude: 43.019100° N, Longitude: 110.118900° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 6 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 7468.09 ft 7474.09 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: U.S. Geological Survey (USGS) Data and Site Info for Warren Bridge

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Precipitation Graphics Water Supply Graphics Flood Potential Graphics Drought Graphics Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Snow Information

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