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Hydrograph River at a Glance Download
South Fork Boise River at Pine (near Featherville) Stage (ft)Flow (cfs)Observed: 4.36 ft at 10:30AM May 15, 2024Observed: 4.36 ft at 10:45AM May 15, 2024Observed: 4.36 ft at 11:00AM May 15, 2024Observed: 4.36 ft at 11:15AM May 15, 2024Observed: 4.36 ft at 11:30AM May 15, 2024Observed: 4.36 ft at 11:45AM May 15, 2024Observed: 4.35 ft at 12:00PM May 15, 2024Observed: 4.35 ft at 12:15PM May 15, 2024Observed: 4.35 ft at 12:30PM May 15, 2024Observed: 4.35 ft at 12:45PM May 15, 2024Observed: 4.35 ft at 1:00PM May 15, 2024Observed: 4.34 ft at 1:15PM May 15, 2024Observed: 4.35 ft at 1:30PM May 15, 2024Observed: 4.34 ft at 1:45PM May 15, 2024Observed: 4.34 ft at 2:00PM May 15, 2024Observed: 4.33 ft at 2:15PM May 15, 2024Observed: 4.33 ft at 2:30PM May 15, 2024Observed: 4.33 ft at 2:45PM May 15, 2024Observed: 4.33 ft at 3:00PM May 15, 2024Observed: 4.33 ft at 3:15PM May 15, 2024Observed: 4.32 ft at 3:30PM May 15, 2024Observed: 4.32 ft at 3:45PM May 15, 2024Observed: 4.31 ft at 4:00PM May 15, 2024Observed: 4.31 ft at 4:15PM May 15, 2024Observed: 4.31 ft at 4:30PM May 15, 2024Observed: 4.31 ft at 4:45PM May 15, 2024Observed: 4.31 ft at 5:00PM May 15, 2024Observed: 4.32 ft at 5:15PM May 15, 2024Observed: 4.31 ft at 5:30PM May 15, 2024Observed: 4.31 ft at 5:45PM May 15, 2024Observed: 4.31 ft at 6:00PM May 15, 2024Observed: 4.32 ft at 6:15PM May 15, 2024Observed: 4.31 ft at 6:30PM May 15, 2024Observed: 4.31 ft at 6:45PM May 15, 2024Observed: 4.32 ft at 7:00PM May 15, 2024Observed: 4.32 ft at 7:15PM May 15, 2024Observed: 4.32 ft at 7:30PM May 15, 2024Observed: 4.32 ft at 7:45PM May 15, 2024Observed: 4.33 ft at 8:00PM May 15, 2024Observed: 4.34 ft at 8:15PM May 15, 2024Observed: 4.34 ft at 8:30PM May 15, 2024Observed: 4.34 ft at 8:45PM May 15, 2024Observed: 4.35 ft at 9:00PM May 15, 2024Observed: 4.35 ft at 9:15PM May 15, 2024Observed: 4.36 ft at 9:30PM May 15, 2024Observed: 4.37 ft at 9:45PM May 15, 2024Observed: 4.38 ft at 10:00PM May 15, 2024Observed: 4.39 ft at 10:15PM May 15, 2024Observed: 4.39 ft at 10:30PM May 15, 2024Observed: 4.4 ft at 10:45PM May 15, 2024Observed: 4.41 ft at 11:00PM May 15, 2024Observed: 4.41 ft at 11:15PM May 15, 2024Observed: 4.41 ft at 11:30PM May 15, 2024Observed: 4.42 ft at 11:45PM May 15, 2024Observed: 4.43 ft at 12:00AM May 16, 2024Observed: 4.44 ft at 12:15AM May 16, 2024Observed: 4.44 ft at 12:30AM May 16, 2024Observed: 4.45 ft at 12:45AM May 16, 2024Observed: 4.46 ft at 1:00AM May 16, 2024Observed: 4.46 ft at 1:15AM May 16, 2024Observed: 4.46 ft at 1:30AM May 16, 2024Observed: 4.47 ft at 1:45AM May 16, 2024Observed: 4.48 ft at 2:00AM May 16, 2024Observed: 4.48 ft at 2:15AM May 16, 2024Observed: 4.49 ft at 2:30AM May 16, 2024Observed: 4.49 ft at 2:45AM May 16, 2024Observed: 4.49 ft at 3:00AM May 16, 2024Observed: 4.49 ft at 3:15AM May 16, 2024Observed: 4.49 ft at 3:30AM May 16, 2024Observed: 4.5 ft at 3:45AM May 16, 2024Observed: 4.5 ft at 4:00AM May 16, 2024Observed: 4.5 ft at 4:15AM May 16, 2024Observed: 4.5 ft at 4:30AM May 16, 2024Observed: 4.5 ft at 4:45AM May 16, 2024Observed: 4.5 ft at 5:00AM May 16, 2024Observed: 4.49 ft at 5:15AM May 16, 2024Observed: 4.5 ft at 5:30AM May 16, 2024Observed: 4.5 ft at 5:45AM May 16, 2024Observed: 4.49 ft at 6:00AM May 16, 2024Observed: 4.49 ft at 6:15AM May 16, 2024Observed: 4.49 ft at 6:30AM May 16, 2024Observed: 4.49 ft at 6:45AM May 16, 2024Observed: 4.49 ft at 7:00AM May 16, 2024Observed: 4.49 ft at 7:15AM May 16, 2024Observed: 4.49 ft at 7:30AM May 16, 2024Observed: 4.49 ft at 7:45AM May 16, 2024Observed: 4.48 ft at 8:00AM May 16, 2024Observed: 4.49 ft at 8:15AM May 16, 2024Observed: 4.48 ft at 8:30AM May 16, 2024Observed: 4.48 ft at 8:45AM May 16, 2024Observed: 4.48 ft at 9:00AM May 16, 2024Observed: 4.48 ft at 9:15AM May 16, 2024Observed: 4.47 ft at 9:30AM May 16, 2024Observed: 4.47 ft at 9:45AM May 16, 2024Observed: 4.47 ft at 10:00AM May 16, 2024Observed: 4.47 ft at 10:15AM May 16, 2024Observed: 4.47 ft at 10:30AM May 16, 2024Observed: 4.46 ft at 10:45AM May 16, 2024Observed: 4.45 ft at 11:00AM May 16, 2024Observed: 4.46 ft at 11:15AM May 16, 2024Observed: 4.45 ft at 11:30AM May 16, 2024Observed: 4.45 ft at 11:45AM May 16, 2024Observed: 4.45 ft at 12:00PM May 16, 2024Observed: 4.44 ft at 12:15PM May 16, 2024Observed: 4.45 ft at 12:30PM May 16, 2024Observed: 4.44 ft at 12:45PM May 16, 2024Observed: 4.44 ft at 1:00PM May 16, 2024Observed: 4.44 ft at 1:15PM May 16, 2024Observed: 4.44 ft at 1:30PM May 16, 2024Observed: 4.43 ft at 1:45PM May 16, 2024Observed: 4.44 ft at 2:00PM May 16, 2024Observed: 4.43 ft at 2:15PM May 16, 2024Observed: 4.43 ft at 2:30PM May 16, 2024Observed: 4.43 ft at 2:45PM May 16, 2024Observed: 4.42 ft at 3:00PM May 16, 2024Observed: 4.41 ft at 3:15PM May 16, 2024Observed: 4.42 ft at 3:30PM May 16, 2024Observed: 4.41 ft at 3:45PM May 16, 2024Observed: 4.41 ft at 4:00PM May 16, 2024Observed: 4.41 ft at 4:15PM May 16, 2024Observed: 4.41 ft at 4:30PM May 16, 2024Observed: 4.4 ft at 4:45PM May 16, 2024Observed: 4.4 ft at 5:00PM May 16, 2024Observed: 4.4 ft at 5:15PM May 16, 2024Observed: 4.4 ft at 5:30PM May 16, 2024Observed: 4.4 ft at 5:45PM May 16, 2024Observed: 4.4 ft at 6:00PM May 16, 2024Observed: 4.41 ft at 6:15PM May 16, 2024Observed: 4.41 ft at 6:30PM May 16, 2024Observed: 4.41 ft at 6:45PM May 16, 2024Observed: 4.41 ft at 7:00PM May 16, 2024Observed: 4.42 ft at 7:15PM May 16, 2024Observed: 4.42 ft at 7:30PM May 16, 2024Observed: 4.43 ft at 7:45PM May 16, 2024Observed: 4.44 ft at 8:00PM May 16, 2024Observed: 4.44 ft at 8:15PM May 16, 2024Observed: 4.45 ft at 8:30PM May 16, 2024Observed: 4.46 ft at 8:45PM May 16, 2024Observed: 4.46 ft at 9:00PM May 16, 2024Observed: 4.47 ft at 9:15PM May 16, 2024Observed: 4.48 ft at 9:30PM May 16, 2024Observed: 4.49 ft at 9:45PM May 16, 2024Observed: 4.5 ft at 10:00PM May 16, 2024Observed: 4.5 ft at 10:15PM May 16, 2024Observed: 4.51 ft at 10:30PM May 16, 2024Observed: 4.52 ft at 10:45PM May 16, 2024Observed: 4.54 ft at 11:00PM May 16, 2024Observed: 4.54 ft at 11:15PM May 16, 2024Observed: 4.55 ft at 11:30PM May 16, 2024Observed: 4.56 ft at 11:45PM May 16, 2024Observed: 4.57 ft at 12:00AM May 17, 2024Observed: 4.58 ft at 12:15AM May 17, 2024Observed: 4.58 ft at 12:30AM May 17, 2024Observed: 4.59 ft at 12:45AM May 17, 2024Observed: 4.6 ft at 1:00AM May 17, 2024Observed: 4.61 ft at 1:15AM May 17, 2024Observed: 4.61 ft at 1:30AM May 17, 2024Observed: 4.62 ft at 1:45AM May 17, 2024Observed: 4.62 ft at 2:00AM May 17, 2024Observed: 4.64 ft at 2:15AM May 17, 2024Observed: 4.64 ft at 2:30AM May 17, 2024Observed: 4.65 ft at 2:45AM May 17, 2024Observed: 4.65 ft at 3:00AM May 17, 2024Observed: 4.66 ft at 3:15AM May 17, 2024Observed: 4.66 ft at 3:30AM May 17, 2024Observed: 4.66 ft at 3:45AM May 17, 2024Observed: 4.66 ft at 4:00AM May 17, 2024Observed: 4.66 ft at 4:15AM May 17, 2024Observed: 4.66 ft at 4:30AM May 17, 2024Observed: 4.66 ft at 4:45AM May 17, 2024Highest Observation: 4.67 ft at 5:00AM May 17, 2024Observed: 4.66 ft at 5:15AM May 17, 2024Highest Observation: 4.67 ft at 5:30AM May 17, 2024Highest Observation: 4.67 ft at 5:45AM May 17, 2024Highest Observation: 4.67 ft at 6:00AM May 17, 2024Highest Observation: 4.67 ft at 6:15AM May 17, 2024Observed: 4.66 ft at 6:30AM May 17, 2024Highest Observation: 4.67 ft at 6:45AM May 17, 2024Highest Observation: 4.67 ft at 7:00AM May 17, 2024Highest Observation: 4.67 ft at 7:15AM May 17, 2024Highest Observation: 4.67 ft at 7:30AM May 17, 2024Highest Observation: 4.67 ft at 7:45AM May 17, 2024Observed: 4.66 ft at 8:00AM May 17, 2024Observed: 4.66 ft at 8:15AM May 17, 2024Observed: 4.66 ft at 8:30AM May 17, 2024Observed: 4.66 ft at 8:45AM May 17, 2024Observed: 4.66 ft at 9:00AM May 17, 2024Observed: 4.66 ft at 9:15AM May 17, 2024Observed: 4.65 ft at 9:30AM May 17, 2024Observed: 4.66 ft at 9:45AM May 17, 2024Observed: 4.65 ft at 10:00AM May 17, 2024Observed: 4.65 ft at 10:15AM May 17, 2024Observed: 4.65 ft at 10:30AM May 17, 2024Observed: 4.65 ft at 10:45AM May 17, 2024Observed: 4.64 ft at 11:00AM May 17, 2024Observed: 4.65 ft at 11:15AM May 17, 2024Observed: 4.64 ft at 11:30AM May 17, 2024Observed: 4.64 ft at 11:45AM May 17, 2024Observed: 4.63 ft at 12:00PM May 17, 2024Observed: 4.63 ft at 12:15PM May 17, 2024Observed: 4.63 ft at 12:30PM May 17, 2024Observed: 4.63 ft at 12:45PM May 17, 2024Observed: 4.62 ft at 1:00PM May 17, 2024Observed: 4.62 ft at 1:15PM May 17, 2024Observed: 4.63 ft at 1:30PM May 17, 2024Observed: 4.62 ft at 1:45PM May 17, 2024Observed: 4.61 ft at 2:00PM May 17, 2024Observed: 4.61 ft at 2:15PM May 17, 2024Observed: 4.6 ft at 2:30PM May 17, 2024Observed: 4.61 ft at 2:45PM May 17, 2024Observed: 4.61 ft at 3:00PM May 17, 2024Observed: 4.6 ft at 3:15PM May 17, 2024Observed: 4.59 ft at 3:30PM May 17, 2024Observed: 4.6 ft at 3:45PM May 17, 2024Observed: 4.58 ft at 4:00PM May 17, 2024Observed: 4.59 ft at 4:15PM May 17, 2024Observed: 4.59 ft at 4:30PM May 17, 2024Observed: 4.58 ft at 4:45PM May 17, 2024Observed: 4.58 ft at 5:00PM May 17, 2024Observed: 4.57 ft at 5:15PM May 17, 2024Observed: 4.58 ft at 5:30PM May 17, 2024Observed: 4.57 ft at 5:45PM May 17, 2024Observed: 4.58 ft at 6:00PM May 17, 2024Observed: 4.57 ft at 6:15PM May 17, 2024Observed: 4.58 ft at 6:30PM May 17, 2024Observed: 4.58 ft at 6:45PM May 17, 2024Observed: 4.57 ft at 7:00PM May 17, 2024Observed: 4.57 ft at 7:15PM May 17, 2024Observed: 4.57 ft at 7:30PM May 17, 2024Observed: 4.57 ft at 7:45PM May 17, 2024Observed: 4.56 ft at 8:00PM May 17, 2024Observed: 4.57 ft at 8:15PM May 17, 2024Observed: 4.58 ft at 8:30PM May 17, 2024Observed: 4.58 ft at 8:45PM May 17, 2024Observed: 4.58 ft at 9:00PM May 17, 2024Observed: 4.58 ft at 9:15PM May 17, 2024Observed: 4.58 ft at 9:30PM May 17, 2024Observed: 4.59 ft at 9:45PM May 17, 2024Observed: 4.59 ft at 10:00PM May 17, 2024Observed: 4.6 ft at 10:15PM May 17, 2024Observed: 4.6 ft at 10:30PM May 17, 2024Observed: 4.6 ft at 10:45PM May 17, 2024Observed: 4.61 ft at 11:00PM May 17, 2024Observed: 4.61 ft at 11:15PM May 17, 2024Observed: 4.6 ft at 11:30PM May 17, 2024Observed: 4.61 ft at 11:45PM May 17, 2024Observed: 4.62 ft at 12:00AM May 18, 2024Observed: 4.62 ft at 12:15AM May 18, 2024Observed: 4.62 ft at 12:30AM May 18, 2024Observed: 4.62 ft at 12:45AM May 18, 2024Observed: 4.62 ft at 1:00AM May 18, 2024Observed: 4.62 ft at 1:15AM May 18, 2024Observed: 4.62 ft at 1:30AM May 18, 2024Observed: 4.63 ft at 1:45AM May 18, 2024Observed: 4.62 ft at 2:00AM May 18, 2024Observed: 4.62 ft at 2:15AM May 18, 2024Observed: 4.63 ft at 2:30AM May 18, 2024Observed: 4.62 ft at 2:45AM May 18, 2024Observed: 4.63 ft at 3:00AM May 18, 2024Observed: 4.62 ft at 3:15AM May 18, 2024Observed: 4.62 ft at 3:30AM May 18, 2024Observed: 4.62 ft at 3:45AM May 18, 2024Observed: 4.62 ft at 4:00AM May 18, 2024Observed: 4.61 ft at 4:15AM May 18, 2024Observed: 4.61 ft at 4:30AM May 18, 2024Observed: 4.6 ft at 4:45AM May 18, 2024Observed: 4.61 ft at 5:00AM May 18, 2024Observed: 4.6 ft at 5:15AM May 18, 2024Observed: 4.6 ft at 5:30AM May 18, 2024Observed: 4.6 ft at 5:45AM May 18, 2024Observed: 4.59 ft at 6:00AM May 18, 2024Observed: 4.59 ft at 6:15AM May 18, 2024Observed: 4.58 ft at 6:30AM May 18, 2024Observed: 4.58 ft at 6:45AM May 18, 2024Observed: 4.58 ft at 7:00AM May 18, 2024Observed: 4.57 ft at 7:15AM May 18, 2024Observed: 4.56 ft at 7:30AM May 18, 2024Observed: 4.56 ft at 7:45AM May 18, 2024Observed: 4.56 ft at 8:00AM May 18, 2024Observed: 4.56 ft at 8:15AM May 18, 2024Observed: 4.55 ft at 8:30AM May 18, 2024Observed: 4.55 ft at 8:45AM May 18, 2024Observed: 4.54 ft at 9:00AM May 18, 2024Observed: 4.53 ft at 9:15AM May 18, 2024Observed: 4.53 ft at 9:30AM May 18, 2024Highest Forecast: 4.54 ft 12:00PM May 18, 2024Forecast: 4.46 ft 6:00PM May 18, 2024Forecast: 4.38 ft 12:00AM May 19, 2024Forecast: 4.34 ft 6:00AM May 19, 2024Forecast: 4.31 ft 12:00PM May 19, 2024Forecast: 4.28 ft 6:00PM May 19, 2024Forecast: 4.24 ft 12:00AM May 20, 2024Forecast: 4.21 ft 6:00AM May 20, 2024Forecast: 4.17 ft 12:00PM May 20, 2024Forecast: 4.13 ft 6:00PM May 20, 2024Forecast: 4.12 ft 12:00AM May 21, 2024Forecast: 4.13 ft 6:00AM May 21, 2024Forecast: 4.11 ft 12:00PM May 21, 2024Forecast: 4.08 ft 6:00PM May 21, 2024Forecast: 4.04 ft 12:00AM May 22, 2024Forecast: 4.03 ft 6:00AM May 22, 2024Forecast: 4.05 ft 12:00PM May 22, 2024Forecast: 4.08 ft 6:00PM May 22, 2024Forecast: 4.14 ft 12:00AM May 23, 2024Forecast: 4.2 ft 6:00AM May 23, 2024Forecast: 4.23 ft 12:00PM May 23, 2024Forecast: 4.21 ft 6:00PM May 23, 2024Forecast: 4.15 ft 12:00AM May 24, 2024Forecast: 4.09 ft 6:00AM May 24, 2024Forecast: 4.03 ft 12:00PM May 24, 2024Forecast: 3.97 ft 6:00PM May 24, 2024Forecast: 3.91 ft 12:00AM May 25, 2024Forecast: 3.87 ft 6:00AM May 25, 2024USGS--Water Resources of the United StatesBRFI1(plotting HGIRG) Graph Created (10:15AM May 18, 2024)ObservedForecast (issued 9:53AM May 18)Latest observed value: 4.53 ft at 9:30 AM MDT 18-May-2024. Flood Stage is 7.2 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the South Fork Boise River at Pine (near Featherville) are issued routinely year-round.
Return to Area Map
Downstream Gauge Downstream Locations
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 7.2
Action Stage: 6
Low Stage (in feet): -9999

Historic Crests
(1) 8.24 ft on 05/07/2017
(2) 7.87 ft on 03/30/1983
(3) 7.79 ft on 05/21/2006
(4) 7.74 ft on 05/17/1997
(5) 7.69 ft on 04/27/2012
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.19 ft on 06/13/2022
(2) 3.70 ft on 06/04/2021
(3) 4.46 ft on 05/31/2020
(4) 5.50 ft on 06/07/2019
(5) 5.06 ft on 05/26/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
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
7.2 Low lying areas along the river will begin to flood from Pine Bridge upstream to Featherville. Minor flooding will impact some homes and cabins in the Lagoon Circle area. Water will threaten sections of Elk Valley Way and Redfish Lane. Campgrounds adjacent to the river will be impacted. Debris in the river such as logs and trees may begin piling up at bridge crossings.
About This Location Collapse

Latitude: 43.495833° N, Longitude: 115.307500° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 7.2 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 4218.56005859375 ft 4119.56005859375 ft  

Current/Historical Observations:
Additional Information Collapse
The South Fork of the Boise River is a major tributary of unregulated inflow into Anderson Ranch Reservoir which is upstream from Arrowrock and Lucky Peak reservoirs.
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
Boise Weather Forecast Office
NIFC Building 3807
Boise, ID 83705-5354
(208) 334-9860
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