Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

View the Enhanced Operating Capability Products and Services StoryMap here

Weather Forecast Office Pocatello, ID

Northwest River Forecast Center

Hydrograph

River at a Glance

Download

Auto Refresh: OFF

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. NOTE: Forecasts are not available for the Big Lost River at Lincoln Bridge INL Complex. Only observed stages are available for this point.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 0 Moderate Flood Stage: 0 Flood Stage: 14.8 Action Stage: 14.5 Low Stage (in feet): -9999 Historic Crests (1) 434 cfs on 06/17/1997 (P): Preliminary values subject to further review. Recent Crests (1) 434 cfs on 06/17/1997 (P): Preliminary values subject to further review. Low Water Records (1) 0 cfs on 01/01/2090

Zoom Level:16 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
14.75	or 340 cfs... Water flowing at this rate will proceed through INL all the way to the Big Lost River sinks near Howe. Minor flood conditions may appear from the INL Rest Area towards the Howe sinks.
14.5	or 225 cfs... Water flowing at this rate will proceed through INL all the way to the Big Lost River sinks near Howe. If water is flowing during the winter, ice may begin to build up at bridge locations and along many stretches of the river from the ITD Big Lost River rest area through INL.

About This Location

Latitude: 43.573925° N, Longitude: 112.943169° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 14.8 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 4900 ft 4801 ft   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Lincoln Bridge INL Complex

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations Grassy Lake Dam Upper Snake Teacups Bear Basin Teacups

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management NWRFC CBRFC ID NRCS Snow Survey NOHRSC Snow Information USGS Current Stream Conditions USGS Water Watch

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 Pocatello Weather Forecast Office 1945 Beechcraft Ave Pocatello, ID 83204 (208) 232-9306 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:28 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities