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Hydrograph River at a Glance Download
Big Thompson River (CO) at Lake Estes Inflow Discharge (cfs)Forecast: 93 cfs 6:00PM Apr 19, 2024Highest Forecast: 109 cfs 12:00AM Apr 20, 2024Forecast: 103 cfs 6:00AM Apr 20, 2024Forecast: 104 cfs 12:00PM Apr 20, 2024Forecast: 105 cfs 6:00PM Apr 20, 2024Forecast: 93 cfs 12:00AM Apr 21, 2024Forecast: 71 cfs 6:00AM Apr 21, 2024Forecast: 64 cfs 12:00PM Apr 21, 2024Forecast: 85 cfs 6:00PM Apr 21, 2024Forecast: 108 cfs 12:00AM Apr 22, 2024Forecast: 97 cfs 6:00AM Apr 22, 2024Forecast: 82 cfs 12:00PM Apr 22, 2024Forecast: 84 cfs 6:00PM Apr 22, 2024Forecast: 97 cfs 12:00AM Apr 23, 2024Forecast: 88 cfs 6:00AM Apr 23, 2024Forecast: 75 cfs 12:00PM Apr 23, 2024Forecast: 73 cfs 6:00PM Apr 23, 2024Forecast: 75 cfs 12:00AM Apr 24, 2024Forecast: 73 cfs 6:00AM Apr 24, 2024ESSC2(plotting QIIRZ) Graph Created (3:30PM Apr 19, 2024)Forecast (issued 7:24AM Apr 19)
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About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts for the Big Thompson River (CO) at Lake Estes are issued routinely year-round.
Return to Area Map
Downstream Gauge Downstream Gauge - below Lake Estes
Flood Categories (in KCFS)
Major Flood Flow: 0
Moderate Flood Flow: 0
Flood Flow: 0
Action Flow: 1.15
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:13
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
1150 The river is bankfull in Estes Park.
About This Location Collapse

Latitude: 40.375600° N, Longitude: 105.487800° W, Horizontal Datum: NAD27

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS flow Not Available Not Available 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 7492 Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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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
Denver/Boulder Weather Forecast Office
325 Broadway
Boulder, CO 80305-3328
(303) 494-4221
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Page last modified: 2-Nov-2020 7:28 PM
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