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Hydrograph River at a Glance Download
Boise River above Lucky Peak Dam Adjusted Discharge (kcfs)Observed: 0.77 kcfs at 11:59PM Nov 29, 2021Observed: 0.84 kcfs at 11:59PM Nov 30, 2021Observed: 0.82 kcfs at 11:59PM Dec 01, 2021Observed: 0.78 kcfs at 11:59PM Dec 02, 2021Observed: 0.78 kcfs at 11:59PM Dec 03, 2021Observed: 0.74 kcfs at 11:59PM Dec 04, 2021Observed: 0.66 kcfs at 11:59PM Dec 05, 2021Highest Observation: 0.88 kcfs at 11:59PM Dec 06, 2021Observed: 0.73 kcfs at 11:59PM Dec 07, 2021Highest Forecast: 0.85 kcfs 11:00PM Dec 08, 2021Forecast: 0.85 kcfs 5:00AM Dec 09, 2021Forecast: 0.85 kcfs 11:00AM Dec 09, 2021Forecast: 0.84 kcfs 5:00PM Dec 09, 2021Forecast: 0.83 kcfs 11:00PM Dec 09, 2021Forecast: 0.83 kcfs 5:00AM Dec 10, 2021Forecast: 0.83 kcfs 11:00AM Dec 10, 2021Forecast: 0.83 kcfs 5:00PM Dec 10, 2021Forecast: 0.82 kcfs 11:00PM Dec 10, 2021Forecast: 0.82 kcfs 5:00AM Dec 11, 2021Forecast: 0.82 kcfs 11:00AM Dec 11, 2021Forecast: 0.82 kcfs 5:00PM Dec 11, 2021Forecast: 0.82 kcfs 11:00PM Dec 11, 2021Forecast: 0.82 kcfs 5:00AM Dec 12, 2021Forecast: 0.81 kcfs 11:00AM Dec 12, 2021Forecast: 0.81 kcfs 5:00PM Dec 12, 2021Forecast: 0.81 kcfs 11:00PM Dec 12, 2021Forecast: 0.8 kcfs 5:00AM Dec 13, 2021Forecast: 0.8 kcfs 11:00AM Dec 13, 2021Forecast: 0.8 kcfs 5:00PM Dec 13, 2021Forecast: 0.8 kcfs 11:00PM Dec 13, 2021Forecast: 0.8 kcfs 5:00AM Dec 14, 2021Forecast: 0.8 kcfs 11:00AM Dec 14, 2021Forecast: 0.8 kcfs 5:00PM Dec 14, 2021Forecast: 0.79 kcfs 11:00PM Dec 14, 2021Forecast: 0.79 kcfs 5:00AM Dec 15, 2021Forecast: 0.79 kcfs 11:00AM Dec 15, 2021Forecast: 0.79 kcfs 5:00PM Dec 15, 2021Forecast: 0.79 kcfs 11:00PM Dec 15, 2021Forecast: 0.79 kcfs 5:00AM Dec 16, 2021Forecast: 0.79 kcfs 11:00AM Dec 16, 2021Forecast: 0.79 kcfs 5:00PM Dec 16, 2021Forecast: 0.79 kcfs 11:00PM Dec 16, 2021Forecast: 0.79 kcfs 5:00AM Dec 17, 2021Forecast: 0.78 kcfs 11:00AM Dec 17, 2021Forecast: 0.78 kcfs 5:00PM Dec 17, 2021Forecast: 0.78 kcfs 11:00PM Dec 17, 2021Forecast: 0.78 kcfs 5:00AM Dec 18, 2021LUCI1(plotting QAIRZ) Graph Created (10:00PM Dec 8, 2021)ObservedForecast (issued 4:57PM Dec 8)Latest observed value: 0.73 kcfs at 11:59 PM MST 7-Dec-2021.
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Datum: Not Available
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NOTE: The blue dots represent the estimated daily average natural inflow to the Boise River system above Lucky Peak Dam. The 7 day forecast is for total Boise River natural inflow above Lucky Peak Dam. This includes the Boise River South Fork, Middle Fork, North Fork, Mores Creek and other ungauged small tributaries.

NOTE: Forecasts for the Boise River above Lucky Peak Dam are issued routinely year-round.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Locations
Flood Categories (in KCFS)
Not Available

Historic Crests
(1) 24,109 cfs on 05/07/2017
(2) 22,786 cfs on 04/27/2012
(3) 18,787 cfs on 05/15/2011
(4) 17,685 cfs on 06/05/2010
(5) 17,394 cfs on 04/09/2019
(6) 11,316 cfs on 04/13/2016
(7) 9,977 cfs on 05/09/2018
(8) 9,773 cfs on 05/28/2014
(9) 7,517 cfs on 05/14/2013
(10) 5,076 cfs on 05/06/2015

(P): Preliminary values subject to further review.

Recent Crests
(1) 17,394 cfs on 04/09/2019
(2) 9,977 cfs on 05/09/2018
(3) 24,109 cfs on 05/07/2017
(4) 11,316 cfs on 04/13/2016
(5) 5,076 cfs on 05/06/2015
(6) 9,773 cfs on 05/28/2014
(7) 7,517 cfs on 05/14/2013
(8) 22,786 cfs on 04/27/2012
(9) 18,787 cfs on 05/15/2011
(10) 17,685 cfs on 06/05/2010

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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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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(1) Boise River Basin above Lucky Peak Dam
About This Location Collapse

Latitude: 43.525278° N, Longitude: 116.054167° W, Horizontal Datum: NAD83/WGS84

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 Not Available 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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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
Boise Weather Forecast Office
NIFC Building 3807
Boise, ID 83705-5354
(208) 334-9860
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Page last modified: 2-Nov-2020 7:28 PM
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