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

Missouri 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: Not Available Metadata

NOTE: Stage may be affected by ice during winter months. Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions NOTE: Forecasts for the North Platte River at Casper are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 10 Moderate Flood Stage: 9 Flood Stage: 8 Action Stage: 7 Low Stage (in feet): -9999 Historic Crests (1) 8.34 ft on 06/09/1984 (2) 7.90 ft on 06/20/2011 (3) 7.66 ft on 06/23/1983 (4) 7.19 ft on 06/25/2010 (5) 7.18 ft on 06/12/1973 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 4.13 ft on 04/05/2019 (2) 4.18 ft on 07/16/2018 (3) 4.76 ft on 06/11/2017 (4) 6.97 ft on 06/13/2016 (5) 4.01 ft on 03/19/2015 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 www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:14 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

If you notice any errors in the below information, please contact our Webmaster
9	Flooding of low lying areas at mobile home park along left bank adjacent to river gage. Major flooding of Platte River Parkway.
8.3	Record stage. (6/23/1983)
8	Flood stage. Widespread flooding of low lying areas of Platte River Parkway. Water begins to enter low areas of mobile home park along left bank adjacent to river gage.
7	Bankfull stage. Water enters parking lot of Tate Pumphouse Restaurant. Low lying areas along the Platte River Parkway are totally submerged.
6.5	Water begins to enter low lying areas along Platte River Parkway. Water nears low lying areas adjacent to the Tate Pumphouse Restaurant.
Photos (1) Looking Upstream---High Flow (near 7,000 cfs)---June 2010 (2) Looking Downstream---High Flow (near 7,000 cfs)---June 2010 (3) Looking Upstream---Low Flow (4) Looking Downstream---Low Flow

About This Location

Latitude: 42.853620° N, Longitude: 106.331420° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 8 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other 5097.49 ft 5105.49 ft

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

Collaborative Agencies 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 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:28 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities