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Hydrograph River at a Glance Download
Lamar River near Tower Falls Stage (ft)Flow (kcfs)USGS--Water Resources of the United StatesTFLW4(plotting HGIRG) Graph Created (9:49AM Jan 25, 2021)Flood Stage is 15 ft
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Tabular Data (MST)
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Datum: Not Available
NOTE: Stage may be affected by ice.

Reliability of the Forecast: Based on unobstructed flow

NOTE: Forecasts for the Lamar River near Tower Falls are issued as needed during times of high water, but are not routinely available.

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Flood Categories (in feet)
Major Flood Stage: 17
Moderate Flood Stage: 16
Flood Stage: 15
Action Stage: 0
Low Stage (in feet): -9999

Historic Crests
(1) 19,500 cfs on 06/10/1996
(2) 17,600 cfs on 06/05/2010
(3) 17,500 cfs on 06/05/1997
(4) 15,500 cfs on 06/24/2011
(5) 14,900 cfs on 05/29/2014
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(P): Preliminary values subject to further review.

Recent Crests
(1) 10,800 cfs on 06/03/2019
(2) 11,700 cfs on 05/26/2018
(3) 12,000 cfs on 06/05/2017
(4) 5,650 cfs on 05/08/2016
(5) 6,090 cfs on 06/02/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:9
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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.
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If you notice any errors in the below information, please contact our Webmaster
12.15 Record stage and flow---19,500 cfs (6/10/1996).
(1) Looking Upstream---Low Flow
(2) Looking Downstream---Low Flow
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Latitude: 44.928100° N, Longitude: 110.394200° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 6000 Not Available 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: 30-Oct-2020 4:08 PM
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