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Weather Forecast Office Riverton, WY Missouri Basin River Forecast Center
Hydrograph River at a Glance Download
Middle Fork Popo Agie River at Sinks Canyon Stage (ft)Flow (cfs)Observed: 3.53 ft at 12:30AM May 22, 2013Observed: 3.54 ft at 12:45AM May 22, 2013Observed: 3.54 ft at 1:00AM May 22, 2013Observed: 3.54 ft at 1:15AM May 22, 2013Observed: 3.54 ft at 1:30AM May 22, 2013Observed: 3.54 ft at 1:45AM May 22, 2013Observed: 3.55 ft at 2:00AM May 22, 2013Observed: 3.54 ft at 2:15AM May 22, 2013Observed: 3.55 ft at 2:30AM May 22, 2013Observed: 3.54 ft at 2:45AM May 22, 2013Observed: 3.55 ft at 3:00AM May 22, 2013Observed: 3.55 ft at 3:15AM May 22, 2013Observed: 3.55 ft at 3:30AM May 22, 2013Observed: 3.55 ft at 3:45AM May 22, 2013Observed: 3.55 ft at 4:00AM May 22, 2013Observed: 3.54 ft at 4:15AM May 22, 2013Observed: 3.55 ft at 4:30AM May 22, 2013Observed: 3.55 ft at 4:45AM May 22, 2013Observed: 3.54 ft at 5:00AM May 22, 2013Observed: 3.54 ft at 5:15AM May 22, 2013Observed: 3.54 ft at 5:30AM May 22, 2013Observed: 3.54 ft at 5:45AM May 22, 2013Observed: 3.54 ft at 6:00AM May 22, 2013Observed: 3.54 ft at 6:15AM May 22, 2013Observed: 3.54 ft at 6:30AM May 22, 2013Observed: 3.53 ft at 6:45AM May 22, 2013Observed: 3.54 ft at 7:00AM May 22, 2013Observed: 3.53 ft at 7:15AM May 22, 2013Observed: 3.54 ft at 7:30AM May 22, 2013Observed: 3.54 ft at 7:45AM May 22, 2013Observed: 3.53 ft at 8:00AM May 22, 2013Observed: 3.53 ft at 8:15AM May 22, 2013Observed: 3.53 ft at 8:30AM May 22, 2013Observed: 3.53 ft at 8:45AM May 22, 2013Observed: 3.53 ft at 9:00AM May 22, 2013Observed: 3.53 ft at 9:15AM May 22, 2013Observed: 3.53 ft at 9:30AM May 22, 2013Observed: 3.52 ft at 9:45AM May 22, 2013Observed: 3.52 ft at 10:00AM May 22, 2013Observed: 3.52 ft at 10:15AM May 22, 2013Observed: 3.52 ft at 10:30AM May 22, 2013Observed: 3.52 ft at 10:45AM May 22, 2013Observed: 3.52 ft at 11:00AM May 22, 2013Observed: 3.52 ft at 11:15AM May 22, 2013Observed: 3.52 ft at 11:30AM May 22, 2013Observed: 3.5 ft at 11:45AM May 22, 2013Observed: 3.5 ft at 12:00PM May 22, 2013Observed: 3.51 ft at 12:15PM May 22, 2013Observed: 3.5 ft at 12:30PM May 22, 2013Observed: 3.5 ft at 12:45PM May 22, 2013Observed: 3.49 ft at 1:00PM May 22, 2013Observed: 3.49 ft at 1:15PM May 22, 2013Observed: 3.49 ft at 1:30PM May 22, 2013Observed: 3.49 ft at 1:45PM May 22, 2013Observed: 3.49 ft at 2:00PM May 22, 2013Observed: 3.48 ft at 2:15PM May 22, 2013Observed: 3.49 ft at 2:30PM May 22, 2013Observed: 3.49 ft at 2:45PM May 22, 2013Observed: 3.49 ft at 3:00PM May 22, 2013Observed: 3.48 ft at 3:15PM May 22, 2013Observed: 3.48 ft at 3:30PM May 22, 2013Observed: 3.48 ft at 3:45PM May 22, 2013Observed: 3.48 ft at 4:00PM May 22, 2013Observed: 3.49 ft at 4:15PM May 22, 2013Observed: 3.48 ft at 4:30PM May 22, 2013Observed: 3.49 ft at 4:45PM May 22, 2013Observed: 3.48 ft at 5:00PM May 22, 2013Observed: 3.49 ft at 5:15PM May 22, 2013Observed: 3.49 ft at 5:30PM May 22, 2013Observed: 3.49 ft at 5:45PM May 22, 2013Observed: 3.49 ft at 6:00PM May 22, 2013Observed: 3.49 ft at 6:15PM May 22, 2013Observed: 3.49 ft at 6:30PM May 22, 2013Observed: 3.49 ft at 6:45PM May 22, 2013Observed: 3.49 ft at 7:00PM May 22, 2013Observed: 3.49 ft at 7:15PM May 22, 2013Observed: 3.49 ft at 7:30PM May 22, 2013Observed: 3.49 ft at 7:45PM May 22, 2013Observed: 3.5 ft at 8:00PM May 22, 2013Observed: 3.5 ft at 8:15PM May 22, 2013Observed: 3.5 ft at 8:30PM May 22, 2013Observed: 3.5 ft at 8:45PM May 22, 2013Observed: 3.51 ft at 9:00PM May 22, 2013Observed: 3.51 ft at 9:15PM May 22, 2013Observed: 3.52 ft at 9:30PM May 22, 2013Observed: 3.52 ft at 9:45PM May 22, 2013Observed: 3.53 ft at 10:00PM May 22, 2013Observed: 3.52 ft at 10:15PM May 22, 2013Observed: 3.53 ft at 10:30PM May 22, 2013Observed: 3.53 ft at 10:45PM May 22, 2013Observed: 3.53 ft at 11:00PM May 22, 2013Observed: 3.54 ft at 11:15PM May 22, 2013Observed: 3.55 ft at 11:30PM May 22, 2013Observed: 3.54 ft at 11:45PM May 22, 2013Observed: 3.55 ft at 12:00AM May 23, 2013Observed: 3.55 ft at 12:15AM May 23, 2013Observed: 3.56 ft at 12:30AM May 23, 2013Observed: 3.56 ft at 12:45AM May 23, 2013Observed: 3.56 ft at 1:00AM May 23, 2013Observed: 3.57 ft at 1:15AM May 23, 2013Observed: 3.58 ft at 1:30AM May 23, 2013Observed: 3.58 ft at 1:45AM May 23, 2013Observed: 3.58 ft at 2:00AM May 23, 2013Observed: 3.58 ft at 2:15AM May 23, 2013Observed: 3.59 ft at 2:30AM May 23, 2013Observed: 3.59 ft at 2:45AM May 23, 2013Observed: 3.59 ft at 3:00AM May 23, 2013Observed: 3.6 ft at 3:15AM May 23, 2013Observed: 3.6 ft at 3:30AM May 23, 2013Observed: 3.6 ft at 3:45AM May 23, 2013Observed: 3.6 ft at 4:00AM May 23, 2013Observed: 3.61 ft at 4:15AM May 23, 2013Observed: 3.6 ft at 4:30AM May 23, 2013Observed: 3.62 ft at 4:45AM May 23, 2013Observed: 3.61 ft at 5:00AM May 23, 2013Observed: 3.61 ft at 5:15AM May 23, 2013Observed: 3.61 ft at 5:30AM May 23, 2013Observed: 3.61 ft at 5:45AM May 23, 2013Observed: 3.61 ft at 6:00AM May 23, 2013Observed: 3.62 ft at 6:15AM May 23, 2013Observed: 3.61 ft at 6:30AM May 23, 2013Observed: 3.61 ft at 6:45AM May 23, 2013Observed: 3.61 ft at 7:00AM May 23, 2013Observed: 3.61 ft at 7:15AM May 23, 2013Observed: 3.61 ft at 7:30AM May 23, 2013Observed: 3.61 ft at 7:45AM May 23, 2013Observed: 3.61 ft at 8:00AM May 23, 2013Observed: 3.61 ft at 8:15AM May 23, 2013Observed: 3.61 ft at 8:30AM May 23, 2013Observed: 3.6 ft at 8:45AM May 23, 2013Observed: 3.61 ft at 9:00AM May 23, 2013Observed: 3.6 ft at 9:15AM May 23, 2013Observed: 3.6 ft at 9:30AM May 23, 2013Observed: 3.59 ft at 9:45AM May 23, 2013Observed: 3.59 ft at 10:00AM May 23, 2013Observed: 3.59 ft at 10:15AM May 23, 2013Observed: 3.58 ft at 10:30AM May 23, 2013Observed: 3.59 ft at 10:45AM May 23, 2013Observed: 3.58 ft at 11:00AM May 23, 2013Observed: 3.58 ft at 11:15AM May 23, 2013Observed: 3.58 ft at 11:30AM May 23, 2013Observed: 3.58 ft at 11:45AM May 23, 2013Observed: 3.58 ft at 12:00PM May 23, 2013Observed: 3.57 ft at 12:15PM May 23, 2013Observed: 3.57 ft at 12:30PM May 23, 2013Observed: 3.56 ft at 12:45PM May 23, 2013Observed: 3.56 ft at 1:00PM May 23, 2013Observed: 3.56 ft at 1:15PM May 23, 2013Observed: 3.56 ft at 1:30PM May 23, 2013Observed: 3.56 ft at 1:45PM May 23, 2013Observed: 3.56 ft at 2:00PM May 23, 2013Observed: 3.56 ft at 2:15PM May 23, 2013Observed: 3.55 ft at 2:30PM May 23, 2013Observed: 3.55 ft at 2:45PM May 23, 2013Observed: 3.54 ft at 3:00PM May 23, 2013Observed: 3.55 ft at 3:15PM May 23, 2013Observed: 3.55 ft at 3:30PM May 23, 2013Observed: 3.55 ft at 3:45PM May 23, 2013Observed: 3.55 ft at 4:00PM May 23, 2013Observed: 3.54 ft at 4:15PM May 23, 2013Observed: 3.54 ft at 4:30PM May 23, 2013Observed: 3.55 ft at 4:45PM May 23, 2013Observed: 3.55 ft at 5:00PM May 23, 2013Observed: 3.54 ft at 5:15PM May 23, 2013Observed: 3.54 ft at 5:30PM May 23, 2013Observed: 3.54 ft at 5:45PM May 23, 2013Observed: 3.54 ft at 6:00PM May 23, 2013Observed: 3.54 ft at 6:15PM May 23, 2013Observed: 3.54 ft at 6:30PM May 23, 2013Observed: 3.54 ft at 6:45PM May 23, 2013Observed: 3.54 ft at 7:00PM May 23, 2013Observed: 3.55 ft at 7:15PM May 23, 2013Observed: 3.55 ft at 7:30PM May 23, 2013Observed: 3.55 ft at 7:45PM May 23, 2013Observed: 3.57 ft at 8:00PM May 23, 2013Observed: 3.56 ft at 8:15PM May 23, 2013Observed: 3.57 ft at 8:30PM May 23, 2013Observed: 3.58 ft at 8:45PM May 23, 2013Observed: 3.6 ft at 9:00PM May 23, 2013Observed: 3.61 ft at 9:15PM May 23, 2013Observed: 3.62 ft at 9:30PM May 23, 2013Observed: 3.63 ft at 9:45PM May 23, 2013Observed: 3.64 ft at 10:00PM May 23, 2013Observed: 3.65 ft at 10:15PM May 23, 2013Observed: 3.66 ft at 10:30PM May 23, 2013Observed: 3.67 ft at 10:45PM May 23, 2013Observed: 3.68 ft at 11:00PM May 23, 2013Observed: 3.68 ft at 11:15PM May 23, 2013Observed: 3.69 ft at 11:30PM May 23, 2013Observed: 3.7 ft at 11:45PM May 23, 2013Observed: 3.71 ft at 12:00AM May 24, 2013Observed: 3.71 ft at 12:15AM May 24, 2013Observed: 3.72 ft at 12:30AM May 24, 2013Observed: 3.73 ft at 12:45AM May 24, 2013Observed: 3.73 ft at 1:00AM May 24, 2013Observed: 3.74 ft at 1:15AM May 24, 2013Observed: 3.75 ft at 1:30AM May 24, 2013Observed: 3.74 ft at 1:45AM May 24, 2013Observed: 3.74 ft at 2:00AM May 24, 2013Observed: 3.76 ft at 2:15AM May 24, 2013Observed: 3.75 ft at 2:30AM May 24, 2013Observed: 3.75 ft at 2:45AM May 24, 2013Observed: 3.75 ft at 3:00AM May 24, 2013Observed: 3.76 ft at 3:15AM May 24, 2013Observed: 3.76 ft at 3:30AM May 24, 2013Observed: 3.76 ft at 3:45AM May 24, 2013Observed: 3.76 ft at 4:00AM May 24, 2013Observed: 3.76 ft at 4:15AM May 24, 2013Observed: 3.76 ft at 4:30AM May 24, 2013Observed: 3.76 ft at 4:45AM May 24, 2013Observed: 3.76 ft at 5:00AM May 24, 2013Highest Observation: 3.77 ft at 5:15AM May 24, 2013Observed: 3.76 ft at 5:30AM May 24, 2013Observed: 3.76 ft at 5:45AM May 24, 2013Observed: 3.76 ft at 6:00AM May 24, 2013Observed: 3.75 ft at 6:15AM May 24, 2013Observed: 3.75 ft at 6:30AM May 24, 2013Observed: 3.75 ft at 6:45AM May 24, 2013Observed: 3.74 ft at 7:00AM May 24, 2013Observed: 3.74 ft at 7:15AM May 24, 2013Observed: 3.74 ft at 7:30AM May 24, 2013Observed: 3.74 ft at 7:45AM May 24, 2013Observed: 3.74 ft at 8:00AM May 24, 2013Observed: 3.73 ft at 8:15AM May 24, 2013Observed: 3.74 ft at 8:30AM May 24, 2013Observed: 3.73 ft at 8:45AM May 24, 2013Observed: 3.72 ft at 9:00AM May 24, 2013Observed: 3.72 ft at 9:15AM May 24, 2013Observed: 3.71 ft at 9:30AM May 24, 2013Observed: 3.71 ft at 9:45AM May 24, 2013Observed: 3.71 ft at 10:00AM May 24, 2013Observed: 3.71 ft at 10:15AM May 24, 2013Observed: 3.71 ft at 10:30AM May 24, 2013Observed: 3.7 ft at 10:45AM May 24, 2013Observed: 3.69 ft at 11:00AM May 24, 2013Observed: 3.69 ft at 11:15AM May 24, 2013Observed: 3.69 ft at 11:30AM May 24, 2013Observed: 3.67 ft at 11:45AM May 24, 2013Observed: 3.67 ft at 12:00PM May 24, 2013Observed: 3.66 ft at 12:15PM May 24, 2013Observed: 3.65 ft at 12:30PM May 24, 2013Observed: 3.64 ft at 12:45PM May 24, 2013Observed: 3.62 ft at 1:00PM May 24, 2013Observed: 3.6 ft at 1:15PM May 24, 2013Observed: 3.59 ft at 1:30PM May 24, 2013Observed: 3.58 ft at 1:45PM May 24, 2013Observed: 3.57 ft at 2:00PM May 24, 2013Observed: 3.58 ft at 2:15PM May 24, 2013Observed: 3.58 ft at 2:30PM May 24, 2013Observed: 3.59 ft at 2:45PM May 24, 2013Observed: 3.59 ft at 3:00PM May 24, 2013Observed: 3.61 ft at 3:15PM May 24, 2013Observed: 3.61 ft at 3:30PM May 24, 2013Observed: 3.61 ft at 3:45PM May 24, 2013Observed: 3.61 ft at 4:00PM May 24, 2013Observed: 3.61 ft at 4:15PM May 24, 2013Observed: 3.61 ft at 4:30PM May 24, 2013Observed: 3.6 ft at 4:45PM May 24, 2013Observed: 3.61 ft at 5:00PM May 24, 2013Observed: 3.6 ft at 5:15PM May 24, 2013Observed: 3.6 ft at 5:30PM May 24, 2013Observed: 3.59 ft at 5:45PM May 24, 2013Observed: 3.6 ft at 6:00PM May 24, 2013Observed: 3.59 ft at 6:15PM May 24, 2013Observed: 3.59 ft at 6:30PM May 24, 2013Observed: 3.59 ft at 6:45PM May 24, 2013Observed: 3.58 ft at 7:00PM May 24, 2013Observed: 3.59 ft at 7:15PM May 24, 2013Observed: 3.59 ft at 7:30PM May 24, 2013Observed: 3.58 ft at 7:45PM May 24, 2013Observed: 3.59 ft at 8:00PM May 24, 2013Observed: 3.59 ft at 8:15PM May 24, 2013Observed: 3.59 ft at 8:30PM May 24, 2013Observed: 3.59 ft at 8:45PM May 24, 2013Observed: 3.59 ft at 9:00PM May 24, 2013Observed: 3.6 ft at 9:15PM May 24, 2013Observed: 3.6 ft at 9:30PM May 24, 2013Observed: 3.6 ft at 9:45PM May 24, 2013Observed: 3.61 ft at 10:00PM May 24, 2013Observed: 3.61 ft at 10:15PM May 24, 2013Observed: 3.61 ft at 10:30PM May 24, 2013Observed: 3.61 ft at 10:45PM May 24, 2013Observed: 3.61 ft at 11:00PM May 24, 2013Observed: 3.61 ft at 11:15PM May 24, 2013LANW4(plotting HGIRG) Graph Created (12:22AM May 25, 2013)ObservedLatest observed value: 3.61 ft at 11:15 PM MDT 24-May-2013. Flood Stage is 6.5 ft
Printable Image
About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
Metadata
Reliability of the Forecast: Based on unobstructed flow

NOTE: Forecasts for the Middle Fork Popo Agie River at Sinks Canyon are issued as needed during times of high water, but are not routinely available.

Return to Area Map
Downstream Gauge Downstream Gauge - near Lander
Flood Categories (in feet)
Major Flood Stage:8
Moderate Flood Stage:7.5
Flood Stage:6.5
Action Stage:5.5

Historical Crests
(1) 7.69 ft on 06/16/1963
(2) 7.53 ft on 06/07/2010
(3) 6.60 ft on 06/15/1995
(4) 6.40 ft on 06/10/1965
(5) 6.10 ft on 06/23/1967
Show More Historical Crests

Low Water Records
Currently none available.
Legend
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 Collapse
7.69 RECORD STAGE AND FLOW---4,180 CFS (6/16/1963).
7.5 WATER ENTERS CITY PARK AREA AND BEGINS MOVING DOWN FREMONT AND SOUTH 3RD STREETS.
6.5 FLOOD STAGE. LOW LYING PROPERTY ALONG THE POPO AGIE ESTATES SUBDIVISION SOUTH OF LANDER IS UNDER WATER. SEVERE BANK EROSION POSSIBLE ALONG MIDDLE FORK FROM CITY PARK TO THE MAIN STREET BRIDGE. CONSTANT SANBAGGING NEEDED.
6.2 CAUTIONARY SANDBAGGING ALONG RIVER NEAR CITY PARK AND 2ND STREET.
6 WATER OVER LOW LYING AREAS IMMEDIATELY DOWNSTREAM OF GAGE. LANDER EMERGENCY OFFICIALS BEGIN NOTIFYING LAND OWNERS DOWNSTREAM OF GAGE THAT MAJOR FLOODING MAY OCCUR WITHIN 12 TO 24 HOURS IF RIVER CONTINUES TO RISE.
5.5 BANKFULL STAGE DOWNSTREAM OF GAGE.
4.2 FLOW INTO THE OVERFLOW CHANNEL FROM THE SINKS TO BELOW THE RISE BEGINS.
Photos
(1) Looking Upstream---Moderate Flow
(2) Looking Downstream---Moderate Flow
(3) Looking Upstream---Low Flow
(4) Looking Downstream---Low Flow
(5) Sinks Canyon---High Flow (near 3,800 cfs)---June 2010
(6) SInks Canyon---Low Flow
About This Location Collapse

Latitude: 42.757500° N, Longitude: 108.798611° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 6.5 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 6155 ft 6161.5 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Other Data Sources:
Additional Information Collapse
GAGE IS 6 MILES SW OF LANDER / RIVER CREST TRAVEL TIME FROM GAGE TO DOWNTOWN LANDER IS APPX 1 HOUR.
Resources Collapse
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
Riverton Weather Forecast Office
12744 West U.S. Highway 26
Riverton, WY 82501
(307) 857-3898
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Page last modified: 13-Mar-2013 6:26 PM 		Disclaimer
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