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Hydrograph River at a Glance Download
Big Lost River at Howell Ranch Stage (ft)Flow (cfs)Observed: 3.22 ft at 10:00PM May 30, 2020Observed: 3.24 ft at 10:15PM May 30, 2020Observed: 3.24 ft at 10:30PM May 30, 2020Observed: 3.25 ft at 10:45PM May 30, 2020Observed: 3.27 ft at 11:00PM May 30, 2020Observed: 3.3 ft at 11:15PM May 30, 2020Observed: 3.31 ft at 11:30PM May 30, 2020Observed: 3.3 ft at 11:45PM May 30, 2020Observed: 3.32 ft at 12:00AM May 31, 2020Observed: 3.34 ft at 12:15AM May 31, 2020Observed: 3.36 ft at 12:30AM May 31, 2020Observed: 3.36 ft at 12:45AM May 31, 2020Observed: 3.37 ft at 1:00AM May 31, 2020Observed: 3.37 ft at 1:15AM May 31, 2020Observed: 3.38 ft at 1:30AM May 31, 2020Observed: 3.37 ft at 1:45AM May 31, 2020Observed: 3.39 ft at 2:00AM May 31, 2020Observed: 3.39 ft at 2:15AM May 31, 2020Observed: 3.39 ft at 2:30AM May 31, 2020Observed: 3.4 ft at 2:45AM May 31, 2020Observed: 3.4 ft at 3:00AM May 31, 2020Observed: 3.4 ft at 3:15AM May 31, 2020Observed: 3.41 ft at 3:30AM May 31, 2020Observed: 3.39 ft at 3:45AM May 31, 2020Observed: 3.41 ft at 4:00AM May 31, 2020Observed: 3.38 ft at 4:15AM May 31, 2020Observed: 3.41 ft at 4:30AM May 31, 2020Observed: 3.41 ft at 4:45AM May 31, 2020Highest Observation: 3.42 ft at 5:00AM May 31, 2020Observed: 3.41 ft at 5:15AM May 31, 2020Observed: 3.39 ft at 5:30AM May 31, 2020Observed: 3.41 ft at 5:45AM May 31, 2020Observed: 3.41 ft at 6:00AM May 31, 2020Observed: 3.41 ft at 6:15AM May 31, 2020Observed: 3.41 ft at 6:30AM May 31, 2020Observed: 3.4 ft at 6:45AM May 31, 2020Observed: 3.41 ft at 7:00AM May 31, 2020Observed: 3.41 ft at 7:15AM May 31, 2020Observed: 3.41 ft at 7:30AM May 31, 2020Observed: 3.4 ft at 7:45AM May 31, 2020Observed: 3.41 ft at 8:00AM May 31, 2020Observed: 3.41 ft at 8:15AM May 31, 2020Observed: 3.4 ft at 8:30AM May 31, 2020Observed: 3.38 ft at 8:45AM May 31, 2020Observed: 3.36 ft at 9:00AM May 31, 2020Observed: 3.38 ft at 9:15AM May 31, 2020Observed: 3.38 ft at 9:30AM May 31, 2020Observed: 3.38 ft at 9:45AM May 31, 2020Observed: 3.37 ft at 10:00AM May 31, 2020Observed: 3.36 ft at 10:15AM May 31, 2020Observed: 3.35 ft at 10:30AM May 31, 2020Observed: 3.35 ft at 10:45AM May 31, 2020Observed: 3.35 ft at 11:00AM May 31, 2020Observed: 3.34 ft at 11:15AM May 31, 2020Observed: 3.34 ft at 11:30AM May 31, 2020Observed: 3.34 ft at 11:45AM May 31, 2020Observed: 3.34 ft at 12:00PM May 31, 2020Observed: 3.31 ft at 12:15PM May 31, 2020Observed: 3.32 ft at 12:30PM May 31, 2020Observed: 3.31 ft at 12:45PM May 31, 2020Observed: 3.27 ft at 1:00PM May 31, 2020Observed: 3.27 ft at 1:15PM May 31, 2020Observed: 3.28 ft at 1:30PM May 31, 2020Observed: 3.28 ft at 1:45PM May 31, 2020Observed: 3.27 ft at 2:00PM May 31, 2020Observed: 3.26 ft at 2:15PM May 31, 2020Observed: 3.26 ft at 2:30PM May 31, 2020Observed: 3.25 ft at 2:45PM May 31, 2020Observed: 3.23 ft at 3:00PM May 31, 2020Observed: 3.21 ft at 3:15PM May 31, 2020Observed: 3.22 ft at 3:30PM May 31, 2020Observed: 3.22 ft at 3:45PM May 31, 2020Observed: 3.22 ft at 4:00PM May 31, 2020Observed: 3.2 ft at 4:15PM May 31, 2020Observed: 3.19 ft at 4:30PM May 31, 2020Observed: 3.17 ft at 4:45PM May 31, 2020Observed: 3.18 ft at 5:00PM May 31, 2020Observed: 3.16 ft at 5:15PM May 31, 2020Observed: 3.15 ft at 5:30PM May 31, 2020Observed: 3.16 ft at 5:45PM May 31, 2020Observed: 3.14 ft at 6:00PM May 31, 2020Observed: 3.14 ft at 6:15PM May 31, 2020Observed: 3.15 ft at 6:30PM May 31, 2020Observed: 3.13 ft at 6:45PM May 31, 2020Observed: 3.14 ft at 7:00PM May 31, 2020Observed: 3.13 ft at 7:15PM May 31, 2020Observed: 3.15 ft at 7:30PM May 31, 2020Observed: 3.13 ft at 7:45PM May 31, 2020Observed: 3.14 ft at 8:00PM May 31, 2020Observed: 3.15 ft at 8:15PM May 31, 2020Observed: 3.17 ft at 8:30PM May 31, 2020Observed: 3.17 ft at 8:45PM May 31, 2020Observed: 3.18 ft at 9:00PM May 31, 2020Observed: 3.19 ft at 9:15PM May 31, 2020Observed: 3.18 ft at 9:30PM May 31, 2020Observed: 3.19 ft at 9:45PM May 31, 2020Observed: 3.21 ft at 10:00PM May 31, 2020Observed: 3.21 ft at 10:15PM May 31, 2020Observed: 3.21 ft at 10:30PM May 31, 2020Observed: 3.22 ft at 10:45PM May 31, 2020Observed: 3.23 ft at 11:00PM May 31, 2020Observed: 3.24 ft at 11:15PM May 31, 2020Observed: 3.23 ft at 11:30PM May 31, 2020Observed: 3.24 ft at 11:45PM May 31, 2020Observed: 3.24 ft at 12:00AM Jun 01, 2020Observed: 3.25 ft at 12:15AM Jun 01, 2020Observed: 3.25 ft at 12:30AM Jun 01, 2020Observed: 3.24 ft at 12:45AM Jun 01, 2020Observed: 3.25 ft at 1:00AM Jun 01, 2020Observed: 3.26 ft at 1:15AM Jun 01, 2020Observed: 3.25 ft at 1:30AM Jun 01, 2020Observed: 3.25 ft at 1:45AM Jun 01, 2020Observed: 3.25 ft at 2:00AM Jun 01, 2020Observed: 3.26 ft at 2:15AM Jun 01, 2020Observed: 3.23 ft at 2:30AM Jun 01, 2020Observed: 3.24 ft at 2:45AM Jun 01, 2020Observed: 3.23 ft at 3:00AM Jun 01, 2020Observed: 3.24 ft at 3:15AM Jun 01, 2020Observed: 3.22 ft at 3:30AM Jun 01, 2020Observed: 3.22 ft at 3:45AM Jun 01, 2020Observed: 3.23 ft at 4:00AM Jun 01, 2020Observed: 3.22 ft at 4:15AM Jun 01, 2020Observed: 3.21 ft at 4:30AM Jun 01, 2020Observed: 3.21 ft at 4:45AM Jun 01, 2020Observed: 3.21 ft at 5:00AM Jun 01, 2020Observed: 3.19 ft at 5:15AM Jun 01, 2020Observed: 3.2 ft at 5:30AM Jun 01, 2020Observed: 3.18 ft at 5:45AM Jun 01, 2020Observed: 3.17 ft at 6:00AM Jun 01, 2020Observed: 3.18 ft at 6:15AM Jun 01, 2020Observed: 3.16 ft at 6:30AM Jun 01, 2020Observed: 3.16 ft at 6:45AM Jun 01, 2020Observed: 3.15 ft at 7:00AM Jun 01, 2020Observed: 3.15 ft at 7:15AM Jun 01, 2020Observed: 3.13 ft at 7:30AM Jun 01, 2020Observed: 3.12 ft at 7:45AM Jun 01, 2020Observed: 3.13 ft at 8:00AM Jun 01, 2020Observed: 3.12 ft at 8:15AM Jun 01, 2020Observed: 3.1 ft at 8:30AM Jun 01, 2020Observed: 3.1 ft at 8:45AM Jun 01, 2020Observed: 3.1 ft at 9:00AM Jun 01, 2020Observed: 3.08 ft at 9:15AM Jun 01, 2020Observed: 3.07 ft at 9:30AM Jun 01, 2020Observed: 3.06 ft at 9:45AM Jun 01, 2020Observed: 3.06 ft at 10:00AM Jun 01, 2020Observed: 3.06 ft at 10:15AM Jun 01, 2020Observed: 3.03 ft at 10:30AM Jun 01, 2020Observed: 3.03 ft at 10:45AM Jun 01, 2020Observed: 3.02 ft at 11:00AM Jun 01, 2020Observed: 3 ft at 11:15AM Jun 01, 2020Observed: 3 ft at 11:30AM Jun 01, 2020Observed: 3 ft at 11:45AM Jun 01, 2020Observed: 2.98 ft at 12:00PM Jun 01, 2020Observed: 2.97 ft at 12:15PM Jun 01, 2020Observed: 2.97 ft at 12:30PM Jun 01, 2020Observed: 2.96 ft at 12:45PM Jun 01, 2020Observed: 2.95 ft at 1:00PM Jun 01, 2020Observed: 2.93 ft at 1:15PM Jun 01, 2020Observed: 2.95 ft at 1:30PM Jun 01, 2020Observed: 2.94 ft at 1:45PM Jun 01, 2020Observed: 2.92 ft at 2:00PM Jun 01, 2020Observed: 2.91 ft at 2:15PM Jun 01, 2020Observed: 2.89 ft at 2:30PM Jun 01, 2020Observed: 2.89 ft at 2:45PM Jun 01, 2020Observed: 2.88 ft at 3:00PM Jun 01, 2020Observed: 2.88 ft at 3:15PM Jun 01, 2020Observed: 2.86 ft at 3:30PM Jun 01, 2020Observed: 2.85 ft at 3:45PM Jun 01, 2020Observed: 2.85 ft at 4:00PM Jun 01, 2020Observed: 2.85 ft at 4:15PM Jun 01, 2020Observed: 2.84 ft at 4:30PM Jun 01, 2020Observed: 2.83 ft at 4:45PM Jun 01, 2020Observed: 2.81 ft at 5:00PM Jun 01, 2020Observed: 2.82 ft at 5:15PM Jun 01, 2020Observed: 2.8 ft at 5:30PM Jun 01, 2020Observed: 2.82 ft at 5:45PM Jun 01, 2020Observed: 2.8 ft at 6:00PM Jun 01, 2020Observed: 2.81 ft at 6:15PM Jun 01, 2020Observed: 2.8 ft at 6:30PM Jun 01, 2020Observed: 2.8 ft at 6:45PM Jun 01, 2020Observed: 2.78 ft at 7:00PM Jun 01, 2020Observed: 2.79 ft at 7:15PM Jun 01, 2020Observed: 2.79 ft at 7:30PM Jun 01, 2020Observed: 2.8 ft at 7:45PM Jun 01, 2020Observed: 2.8 ft at 8:00PM Jun 01, 2020Observed: 2.82 ft at 8:15PM Jun 01, 2020Observed: 2.82 ft at 8:30PM Jun 01, 2020Observed: 2.83 ft at 8:45PM Jun 01, 2020Observed: 2.84 ft at 9:00PM Jun 01, 2020Observed: 2.85 ft at 9:15PM Jun 01, 2020Observed: 2.85 ft at 9:30PM Jun 01, 2020Observed: 2.86 ft at 9:45PM Jun 01, 2020Observed: 2.88 ft at 10:00PM Jun 01, 2020Observed: 2.88 ft at 10:15PM Jun 01, 2020Observed: 2.89 ft at 10:30PM Jun 01, 2020Observed: 2.91 ft at 10:45PM Jun 01, 2020Observed: 2.92 ft at 11:00PM Jun 01, 2020Observed: 2.92 ft at 11:15PM Jun 01, 2020Observed: 2.92 ft at 11:30PM Jun 01, 2020Observed: 2.93 ft at 11:45PM Jun 01, 2020Observed: 2.92 ft at 12:00AM Jun 02, 2020Observed: 2.93 ft at 12:15AM Jun 02, 2020Observed: 2.91 ft at 12:30AM Jun 02, 2020Observed: 2.93 ft at 12:45AM Jun 02, 2020Observed: 2.93 ft at 1:00AM Jun 02, 2020Observed: 2.93 ft at 1:15AM Jun 02, 2020Observed: 2.91 ft at 1:30AM Jun 02, 2020Observed: 2.92 ft at 1:45AM Jun 02, 2020Observed: 2.94 ft at 2:00AM Jun 02, 2020Observed: 2.92 ft at 2:15AM Jun 02, 2020Observed: 2.92 ft at 2:30AM Jun 02, 2020Observed: 2.9 ft at 2:45AM Jun 02, 2020Observed: 2.92 ft at 3:00AM Jun 02, 2020Observed: 2.91 ft at 3:15AM Jun 02, 2020Observed: 2.92 ft at 3:30AM Jun 02, 2020Observed: 2.92 ft at 3:45AM Jun 02, 2020Observed: 2.92 ft at 4:00AM Jun 02, 2020Observed: 2.92 ft at 4:15AM Jun 02, 2020Observed: 2.92 ft at 4:30AM Jun 02, 2020Observed: 2.91 ft at 4:45AM Jun 02, 2020Observed: 2.91 ft at 5:00AM Jun 02, 2020Observed: 2.9 ft at 5:15AM Jun 02, 2020Observed: 2.89 ft at 5:30AM Jun 02, 2020Observed: 2.9 ft at 5:45AM Jun 02, 2020Observed: 2.89 ft at 6:00AM Jun 02, 2020Observed: 2.9 ft at 6:15AM Jun 02, 2020Observed: 2.89 ft at 6:30AM Jun 02, 2020Observed: 2.88 ft at 6:45AM Jun 02, 2020Observed: 2.88 ft at 7:00AM Jun 02, 2020Observed: 2.88 ft at 7:15AM Jun 02, 2020Observed: 2.88 ft at 7:30AM Jun 02, 2020Observed: 2.87 ft at 7:45AM Jun 02, 2020Observed: 2.88 ft at 8:00AM Jun 02, 2020Observed: 2.86 ft at 8:15AM Jun 02, 2020Observed: 2.86 ft at 8:30AM Jun 02, 2020Observed: 2.87 ft at 8:45AM Jun 02, 2020Observed: 2.86 ft at 9:00AM Jun 02, 2020Observed: 2.84 ft at 9:15AM Jun 02, 2020Observed: 2.84 ft at 9:30AM Jun 02, 2020Observed: 2.83 ft at 9:45AM Jun 02, 2020Observed: 2.84 ft at 10:00AM Jun 02, 2020Observed: 2.83 ft at 10:15AM Jun 02, 2020Observed: 2.82 ft at 10:30AM Jun 02, 2020Observed: 2.82 ft at 10:45AM Jun 02, 2020Observed: 2.83 ft at 11:00AM Jun 02, 2020Observed: 2.79 ft at 11:15AM Jun 02, 2020Observed: 2.79 ft at 11:30AM Jun 02, 2020Observed: 2.79 ft at 11:45AM Jun 02, 2020Observed: 2.78 ft at 12:00PM Jun 02, 2020Observed: 2.78 ft at 12:15PM Jun 02, 2020Observed: 2.78 ft at 12:30PM Jun 02, 2020Observed: 2.76 ft at 12:45PM Jun 02, 2020Observed: 2.76 ft at 1:00PM Jun 02, 2020Observed: 2.75 ft at 1:15PM Jun 02, 2020Observed: 2.73 ft at 1:30PM Jun 02, 2020Observed: 2.74 ft at 1:45PM Jun 02, 2020Observed: 2.74 ft at 2:00PM Jun 02, 2020Observed: 2.72 ft at 2:15PM Jun 02, 2020Observed: 2.73 ft at 2:30PM Jun 02, 2020Observed: 2.72 ft at 2:45PM Jun 02, 2020Observed: 2.71 ft at 3:00PM Jun 02, 2020Observed: 2.7 ft at 3:15PM Jun 02, 2020Observed: 2.7 ft at 3:30PM Jun 02, 2020Observed: 2.69 ft at 3:45PM Jun 02, 2020Observed: 2.68 ft at 4:00PM Jun 02, 2020Observed: 2.68 ft at 4:15PM Jun 02, 2020Observed: 2.66 ft at 4:30PM Jun 02, 2020Observed: 2.66 ft at 4:45PM Jun 02, 2020Observed: 2.66 ft at 5:00PM Jun 02, 2020Observed: 2.65 ft at 5:15PM Jun 02, 2020Observed: 2.65 ft at 5:30PM Jun 02, 2020Observed: 2.65 ft at 5:45PM Jun 02, 2020Observed: 2.64 ft at 6:00PM Jun 02, 2020Observed: 2.65 ft at 6:15PM Jun 02, 2020Observed: 2.65 ft at 6:30PM Jun 02, 2020Observed: 2.65 ft at 6:45PM Jun 02, 2020Observed: 2.64 ft at 7:00PM Jun 02, 2020Observed: 2.65 ft at 7:15PM Jun 02, 2020Observed: 2.64 ft at 7:30PM Jun 02, 2020Observed: 2.64 ft at 7:45PM Jun 02, 2020Observed: 2.66 ft at 8:00PM Jun 02, 2020Observed: 2.66 ft at 8:15PM Jun 02, 2020Observed: 2.66 ft at 8:30PM Jun 02, 2020Observed: 2.68 ft at 8:45PM Jun 02, 2020Observed: 2.68 ft at 9:00PM Jun 02, 2020Highest Forecast: 2.69 ft 12:00AM Jun 03, 2020Forecast: 2.66 ft 6:00AM Jun 03, 2020Forecast: 2.58 ft 12:00PM Jun 03, 2020Forecast: 2.57 ft 6:00PM Jun 03, 2020Forecast: 2.56 ft 12:00AM Jun 04, 2020Forecast: 2.55 ft 6:00AM Jun 04, 2020Forecast: 2.54 ft 12:00PM Jun 04, 2020Forecast: 2.53 ft 6:00PM Jun 04, 2020Forecast: 2.52 ft 12:00AM Jun 05, 2020Forecast: 2.51 ft 6:00AM Jun 05, 2020Forecast: 2.5 ft 12:00PM Jun 05, 2020Forecast: 2.49 ft 6:00PM Jun 05, 2020Forecast: 2.48 ft 12:00AM Jun 06, 2020Forecast: 2.48 ft 6:00AM Jun 06, 2020Forecast: 2.48 ft 12:00PM Jun 06, 2020Forecast: 2.5 ft 6:00PM Jun 06, 2020Forecast: 2.52 ft 12:00AM Jun 07, 2020Forecast: 2.52 ft 6:00AM Jun 07, 2020Forecast: 2.5 ft 12:00PM Jun 07, 2020Forecast: 2.48 ft 6:00PM Jun 07, 2020Forecast: 2.46 ft 12:00AM Jun 08, 2020Forecast: 2.45 ft 6:00AM Jun 08, 2020Forecast: 2.43 ft 12:00PM Jun 08, 2020Forecast: 2.41 ft 6:00PM Jun 08, 2020Forecast: 2.39 ft 12:00AM Jun 09, 2020Forecast: 2.38 ft 6:00AM Jun 09, 2020Forecast: 2.37 ft 12:00PM Jun 09, 2020Forecast: 2.35 ft 6:00PM Jun 09, 2020USGS--Water Resources of the United StatesHWRI1(plotting HGIRG) Graph Created (9:48PM Jun 2, 2020)ObservedForecast (issued 9:02PM Jun 2)Latest observed value: 2.68 ft at 9:00 PM MDT 2-Jun-2020. Flood Stage is 4 ft
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About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Big Lost River at Howell Ranch are issued routinely year-round.
Return to Area Map
Upstream Gauge - at Wild Horse Upstream Gauge Downstream Gauge Downstream Gauge - at Mackay Dam
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 4
Action Stage: 3.51
Low Stage (in feet): -9999

Historic Crests
(1) 6.02 ft on 05/25/1967
(2) 6.00 ft on 06/26/1954
(3) 5.94 ft on 06/12/1921
(4) 5.73 ft on 06/12/1965
(5) 5.68 ft on 05/21/2006
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 4.25 ft on 05/26/2018 (P)
(2) 5.27 ft on 06/05/2017
(3) 4.01 ft on 06/06/2016
(4) 3.45 ft on 06/10/2015
(5) 3.03 ft on 05/28/2014
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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
4.05 or 2254 cfs... Widespread lowland flooding from Howell Ranch downriver to the top of Mackay Reservoir. Fish Hatchery Road near Donahue Ranch may have water flowing over it. Canals and headgates may have problems.
3.51 or 1608 cfs... Near bankfull from Howell Ranch downriver to the top of Mackay Reservoir. Some lowland flooding of fields possible.
About This Location Collapse

Latitude: 43.998400° N, Longitude: 114.020956° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 4 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 0 ft -99 ft  

Current/Historical Observations:

Additional Information Collapse
Historical Peak Flows     (Scroll to Streamflow Statistics for more years)
USGS Historical Peak Flows Explanation
Graphical View of Historical Peak Flows and Gage Analysis 

25   Year Peak Flood 4130 CFS or 5.19 ft
50   Year Peak Flood 4560 CFS or 5.43 ft
100 Year Peak Flood 4960 CFS or 5.64 ft
200 Year Peak Flood 5360 CFS or 5.84 ft
500 Year Peak Flood 5850 CFS
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
Pocatello Weather Forecast Office
1945 Beechcraft Ave
Pocatello, ID 83204
(208) 232-9306
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Page last modified: 1-Mar-2019 12:33 AM
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