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Hydrograph River at a Glance Download
Big Wood River at Hailey Stage (ft)Flow (cfs)Observed: 1.35 ft at 1:45PM Feb 26, 2021Observed: 1.35 ft at 2:00PM Feb 26, 2021Observed: 1.35 ft at 2:15PM Feb 26, 2021Observed: 1.35 ft at 2:30PM Feb 26, 2021Observed: 1.34 ft at 2:45PM Feb 26, 2021Observed: 1.35 ft at 3:00PM Feb 26, 2021Observed: 1.35 ft at 3:15PM Feb 26, 2021Observed: 1.34 ft at 3:30PM Feb 26, 2021Observed: 1.35 ft at 3:45PM Feb 26, 2021Observed: 1.35 ft at 4:00PM Feb 26, 2021Observed: 1.35 ft at 4:15PM Feb 26, 2021Observed: 1.35 ft at 4:30PM Feb 26, 2021Observed: 1.35 ft at 4:45PM Feb 26, 2021Observed: 1.35 ft at 5:00PM Feb 26, 2021Observed: 1.35 ft at 5:15PM Feb 26, 2021Observed: 1.35 ft at 5:30PM Feb 26, 2021Observed: 1.35 ft at 5:45PM Feb 26, 2021Observed: 1.35 ft at 6:00PM Feb 26, 2021Observed: 1.35 ft at 6:15PM Feb 26, 2021Observed: 1.36 ft at 6:30PM Feb 26, 2021Observed: 1.36 ft at 6:45PM Feb 26, 2021Observed: 1.36 ft at 7:00PM Feb 26, 2021Observed: 1.36 ft at 7:15PM Feb 26, 2021Observed: 1.36 ft at 7:30PM Feb 26, 2021Observed: 1.36 ft at 7:45PM Feb 26, 2021Observed: 1.36 ft at 8:00PM Feb 26, 2021Observed: 1.37 ft at 8:15PM Feb 26, 2021Observed: 1.37 ft at 8:30PM Feb 26, 2021Observed: 1.37 ft at 8:45PM Feb 26, 2021Observed: 1.37 ft at 9:00PM Feb 26, 2021Observed: 1.37 ft at 9:15PM Feb 26, 2021Observed: 1.37 ft at 9:30PM Feb 26, 2021Observed: 1.37 ft at 9:45PM Feb 26, 2021Observed: 1.37 ft at 10:00PM Feb 26, 2021Observed: 1.37 ft at 10:15PM Feb 26, 2021Observed: 1.37 ft at 10:30PM Feb 26, 2021Observed: 1.37 ft at 10:45PM Feb 26, 2021Observed: 1.37 ft at 11:00PM Feb 26, 2021Highest Observation: 1.38 ft at 11:15PM Feb 26, 2021Observed: 1.37 ft at 11:30PM Feb 26, 2021Observed: 1.37 ft at 11:45PM Feb 26, 2021Observed: 1.37 ft at 12:00AM Feb 27, 2021Observed: 1.37 ft at 12:15AM Feb 27, 2021Observed: 1.37 ft at 12:30AM Feb 27, 2021Observed: 1.37 ft at 12:45AM Feb 27, 2021Observed: 1.37 ft at 1:00AM Feb 27, 2021Observed: 1.37 ft at 1:15AM Feb 27, 2021Observed: 1.37 ft at 1:30AM Feb 27, 2021Observed: 1.37 ft at 1:45AM Feb 27, 2021Observed: 1.37 ft at 2:00AM Feb 27, 2021Observed: 1.37 ft at 2:15AM Feb 27, 2021Observed: 1.37 ft at 2:30AM Feb 27, 2021Observed: 1.37 ft at 2:45AM Feb 27, 2021Observed: 1.37 ft at 3:00AM Feb 27, 2021Observed: 1.37 ft at 3:15AM Feb 27, 2021Observed: 1.37 ft at 3:30AM Feb 27, 2021Observed: 1.37 ft at 3:45AM Feb 27, 2021Observed: 1.37 ft at 4:00AM Feb 27, 2021Observed: 1.37 ft at 4:15AM Feb 27, 2021Observed: 1.37 ft at 4:30AM Feb 27, 2021Observed: 1.36 ft at 4:45AM Feb 27, 2021Observed: 1.36 ft at 5:00AM Feb 27, 2021Observed: 1.36 ft at 5:15AM Feb 27, 2021Observed: 1.35 ft at 5:30AM Feb 27, 2021Observed: 1.35 ft at 5:45AM Feb 27, 2021Observed: 1.35 ft at 6:00AM Feb 27, 2021Observed: 1.35 ft at 6:15AM Feb 27, 2021Observed: 1.35 ft at 6:30AM Feb 27, 2021Observed: 1.35 ft at 6:45AM Feb 27, 2021Observed: 1.36 ft at 7:00AM Feb 27, 2021Observed: 1.36 ft at 7:15AM Feb 27, 2021Observed: 1.37 ft at 7:30AM Feb 27, 2021Observed: 1.37 ft at 7:45AM Feb 27, 2021Highest Observation: 1.38 ft at 8:00AM Feb 27, 2021Highest Observation: 1.38 ft at 8:15AM Feb 27, 2021Highest Observation: 1.38 ft at 8:30AM Feb 27, 2021Observed: 1.37 ft at 8:45AM Feb 27, 2021Observed: 1.37 ft at 9:00AM Feb 27, 2021Observed: 1.35 ft at 9:15AM Feb 27, 2021Observed: 1.33 ft at 9:30AM Feb 27, 2021Observed: 1.32 ft at 9:45AM Feb 27, 2021Observed: 1.31 ft at 10:00AM Feb 27, 2021Observed: 1.31 ft at 10:15AM Feb 27, 2021Observed: 1.3 ft at 10:30AM Feb 27, 2021Observed: 1.3 ft at 10:45AM Feb 27, 2021Observed: 1.3 ft at 11:00AM Feb 27, 2021Observed: 1.3 ft at 11:15AM Feb 27, 2021Observed: 1.3 ft at 11:30AM Feb 27, 2021Observed: 1.3 ft at 11:45AM Feb 27, 2021Observed: 1.3 ft at 12:00PM Feb 27, 2021Observed: 1.3 ft at 12:15PM Feb 27, 2021Observed: 1.3 ft at 12:30PM Feb 27, 2021Observed: 1.29 ft at 12:45PM Feb 27, 2021Observed: 1.29 ft at 1:00PM Feb 27, 2021Observed: 1.29 ft at 1:15PM Feb 27, 2021Observed: 1.29 ft at 1:30PM Feb 27, 2021Observed: 1.28 ft at 1:45PM Feb 27, 2021Observed: 1.29 ft at 2:00PM Feb 27, 2021Observed: 1.29 ft at 2:15PM Feb 27, 2021Observed: 1.29 ft at 2:30PM Feb 27, 2021Observed: 1.28 ft at 2:45PM Feb 27, 2021Observed: 1.28 ft at 3:00PM Feb 27, 2021Observed: 1.27 ft at 3:15PM Feb 27, 2021Observed: 1.27 ft at 3:30PM Feb 27, 2021Observed: 1.26 ft at 3:45PM Feb 27, 2021Observed: 1.25 ft at 4:00PM Feb 27, 2021Observed: 1.25 ft at 4:15PM Feb 27, 2021Observed: 1.25 ft at 4:30PM Feb 27, 2021Observed: 1.25 ft at 4:45PM Feb 27, 2021Observed: 1.24 ft at 5:00PM Feb 27, 2021Observed: 1.24 ft at 5:15PM Feb 27, 2021Observed: 1.25 ft at 5:30PM Feb 27, 2021Observed: 1.24 ft at 5:45PM Feb 27, 2021Observed: 1.25 ft at 6:00PM Feb 27, 2021Observed: 1.26 ft at 6:15PM Feb 27, 2021Observed: 1.26 ft at 6:30PM Feb 27, 2021Observed: 1.27 ft at 6:45PM Feb 27, 2021Observed: 1.29 ft at 7:00PM Feb 27, 2021Observed: 1.31 ft at 7:15PM Feb 27, 2021Observed: 1.32 ft at 7:30PM Feb 27, 2021Observed: 1.33 ft at 7:45PM Feb 27, 2021Observed: 1.33 ft at 8:00PM Feb 27, 2021Observed: 1.34 ft at 8:15PM Feb 27, 2021Observed: 1.34 ft at 8:30PM Feb 27, 2021Observed: 1.34 ft at 8:45PM Feb 27, 2021Observed: 1.35 ft at 9:00PM Feb 27, 2021Observed: 1.35 ft at 9:15PM Feb 27, 2021Observed: 1.35 ft at 9:30PM Feb 27, 2021Observed: 1.35 ft at 9:45PM Feb 27, 2021Observed: 1.36 ft at 10:00PM Feb 27, 2021Observed: 1.36 ft at 10:15PM Feb 27, 2021Observed: 1.36 ft at 10:30PM Feb 27, 2021Observed: 1.36 ft at 10:45PM Feb 27, 2021Observed: 1.36 ft at 11:00PM Feb 27, 2021Observed: 1.35 ft at 11:15PM Feb 27, 2021Observed: 1.35 ft at 11:30PM Feb 27, 2021Observed: 1.35 ft at 11:45PM Feb 27, 2021Observed: 1.35 ft at 12:00AM Feb 28, 2021Observed: 1.35 ft at 12:15AM Feb 28, 2021Observed: 1.35 ft at 12:30AM Feb 28, 2021Observed: 1.35 ft at 12:45AM Feb 28, 2021Observed: 1.35 ft at 1:00AM Feb 28, 2021Observed: 1.36 ft at 1:15AM Feb 28, 2021Observed: 1.36 ft at 1:30AM Feb 28, 2021Observed: 1.36 ft at 1:45AM Feb 28, 2021Observed: 1.37 ft at 2:00AM Feb 28, 2021Observed: 1.37 ft at 2:15AM Feb 28, 2021Observed: 1.37 ft at 2:30AM Feb 28, 2021Observed: 1.37 ft at 2:45AM Feb 28, 2021Observed: 1.37 ft at 3:00AM Feb 28, 2021Observed: 1.37 ft at 3:15AM Feb 28, 2021Observed: 1.36 ft at 3:30AM Feb 28, 2021Observed: 1.36 ft at 3:45AM Feb 28, 2021Observed: 1.36 ft at 4:00AM Feb 28, 2021Observed: 1.36 ft at 4:15AM Feb 28, 2021Observed: 1.36 ft at 4:30AM Feb 28, 2021Observed: 1.35 ft at 4:45AM Feb 28, 2021Observed: 1.35 ft at 5:00AM Feb 28, 2021Observed: 1.35 ft at 5:15AM Feb 28, 2021Observed: 1.35 ft at 5:30AM Feb 28, 2021Observed: 1.35 ft at 5:45AM Feb 28, 2021Observed: 1.35 ft at 6:00AM Feb 28, 2021Observed: 1.34 ft at 6:15AM Feb 28, 2021Observed: 1.34 ft at 6:30AM Feb 28, 2021Observed: 1.34 ft at 6:45AM Feb 28, 2021Observed: 1.34 ft at 7:00AM Feb 28, 2021Observed: 1.34 ft at 7:15AM Feb 28, 2021Observed: 1.34 ft at 7:30AM Feb 28, 2021Observed: 1.34 ft at 7:45AM Feb 28, 2021Observed: 1.34 ft at 8:00AM Feb 28, 2021Observed: 1.34 ft at 8:15AM Feb 28, 2021Observed: 1.34 ft at 8:30AM Feb 28, 2021Observed: 1.35 ft at 8:45AM Feb 28, 2021Observed: 1.35 ft at 9:00AM Feb 28, 2021Observed: 1.36 ft at 9:15AM Feb 28, 2021Observed: 1.36 ft at 9:30AM Feb 28, 2021Observed: 1.36 ft at 9:45AM Feb 28, 2021Observed: 1.36 ft at 10:00AM Feb 28, 2021Observed: 1.36 ft at 10:15AM Feb 28, 2021Observed: 1.35 ft at 10:30AM Feb 28, 2021Observed: 1.33 ft at 10:45AM Feb 28, 2021Observed: 1.3 ft at 11:00AM Feb 28, 2021Observed: 1.27 ft at 11:15AM Feb 28, 2021Observed: 1.27 ft at 11:30AM Feb 28, 2021Observed: 1.26 ft at 11:45AM Feb 28, 2021Observed: 1.26 ft at 12:00PM Feb 28, 2021Observed: 1.26 ft at 12:15PM Feb 28, 2021Observed: 1.26 ft at 12:30PM Feb 28, 2021Observed: 1.26 ft at 12:45PM Feb 28, 2021Observed: 1.26 ft at 1:00PM Feb 28, 2021Observed: 1.26 ft at 1:15PM Feb 28, 2021Observed: 1.26 ft at 1:30PM Feb 28, 2021Observed: 1.25 ft at 1:45PM Feb 28, 2021Observed: 1.25 ft at 2:00PM Feb 28, 2021Observed: 1.25 ft at 2:15PM Feb 28, 2021Observed: 1.25 ft at 2:30PM Feb 28, 2021Observed: 1.25 ft at 2:45PM Feb 28, 2021Observed: 1.25 ft at 3:00PM Feb 28, 2021Observed: 1.25 ft at 3:15PM Feb 28, 2021Observed: 1.25 ft at 3:30PM Feb 28, 2021Observed: 1.25 ft at 3:45PM Feb 28, 2021Observed: 1.24 ft at 4:00PM Feb 28, 2021Observed: 1.24 ft at 4:15PM Feb 28, 2021Observed: 1.23 ft at 4:30PM Feb 28, 2021Observed: 1.22 ft at 4:45PM Feb 28, 2021Observed: 1.22 ft at 5:00PM Feb 28, 2021Observed: 1.22 ft at 5:15PM Feb 28, 2021Observed: 1.21 ft at 5:30PM Feb 28, 2021Observed: 1.21 ft at 5:45PM Feb 28, 2021Observed: 1.35 ft at 3:30AM Mar 01, 2021Observed: 1.35 ft at 3:45AM Mar 01, 2021Observed: 1.36 ft at 4:00AM Mar 01, 2021Observed: 1.36 ft at 4:15AM Mar 01, 2021Observed: 1.35 ft at 4:30AM Mar 01, 2021Observed: 1.35 ft at 4:45AM Mar 01, 2021Observed: 1.35 ft at 5:00AM Mar 01, 2021Observed: 1.35 ft at 5:15AM Mar 01, 2021Observed: 1.35 ft at 5:30AM Mar 01, 2021Observed: 1.34 ft at 5:45AM Mar 01, 2021Observed: 1.34 ft at 6:00AM Mar 01, 2021Observed: 1.34 ft at 6:15AM Mar 01, 2021Observed: 1.33 ft at 6:30AM Mar 01, 2021Observed: 1.33 ft at 6:45AM Mar 01, 2021Observed: 1.33 ft at 7:00AM Mar 01, 2021Observed: 1.34 ft at 7:15AM Mar 01, 2021Observed: 1.34 ft at 7:30AM Mar 01, 2021Observed: 1.34 ft at 7:45AM Mar 01, 2021Observed: 1.34 ft at 8:00AM Mar 01, 2021Observed: 1.34 ft at 8:15AM Mar 01, 2021Observed: 1.34 ft at 8:30AM Mar 01, 2021Observed: 1.34 ft at 8:45AM Mar 01, 2021Observed: 1.34 ft at 9:00AM Mar 01, 2021Observed: 1.34 ft at 9:15AM Mar 01, 2021Observed: 1.34 ft at 9:30AM Mar 01, 2021Observed: 1.33 ft at 9:45AM Mar 01, 2021Observed: 1.3 ft at 10:00AM Mar 01, 2021Observed: 1.29 ft at 10:15AM Mar 01, 2021Observed: 1.29 ft at 10:30AM Mar 01, 2021Observed: 1.29 ft at 10:45AM Mar 01, 2021Observed: 1.29 ft at 11:00AM Mar 01, 2021Observed: 1.29 ft at 11:15AM Mar 01, 2021Observed: 1.29 ft at 11:30AM Mar 01, 2021Observed: 1.29 ft at 11:45AM Mar 01, 2021Observed: 1.29 ft at 12:00PM Mar 01, 2021Observed: 1.28 ft at 12:15PM Mar 01, 2021Observed: 1.28 ft at 12:30PM Mar 01, 2021Observed: 1.28 ft at 12:45PM Mar 01, 2021Forecast: 1.23 ft 5:00PM Mar 01, 2021Forecast: 1.23 ft 11:00PM Mar 01, 2021Forecast: 1.23 ft 5:00AM Mar 02, 2021Forecast: 1.23 ft 11:00AM Mar 02, 2021Forecast: 1.23 ft 5:00PM Mar 02, 2021Forecast: 1.24 ft 11:00PM Mar 02, 2021Forecast: 1.24 ft 5:00AM Mar 03, 2021Forecast: 1.24 ft 11:00AM Mar 03, 2021Forecast: 1.24 ft 5:00PM Mar 03, 2021Forecast: 1.24 ft 11:00PM Mar 03, 2021Forecast: 1.24 ft 5:00AM Mar 04, 2021Forecast: 1.25 ft 11:00AM Mar 04, 2021Forecast: 1.25 ft 5:00PM Mar 04, 2021Forecast: 1.25 ft 11:00PM Mar 04, 2021Forecast: 1.25 ft 5:00AM Mar 05, 2021Forecast: 1.25 ft 11:00AM Mar 05, 2021Forecast: 1.25 ft 5:00PM Mar 05, 2021Forecast: 1.26 ft 11:00PM Mar 05, 2021Forecast: 1.26 ft 5:00AM Mar 06, 2021Forecast: 1.26 ft 11:00AM Mar 06, 2021Forecast: 1.26 ft 5:00PM Mar 06, 2021Forecast: 1.26 ft 11:00PM Mar 06, 2021Forecast: 1.26 ft 5:00AM Mar 07, 2021Highest Forecast: 1.27 ft 11:00AM Mar 07, 2021Highest Forecast: 1.27 ft 5:00PM Mar 07, 2021Highest Forecast: 1.27 ft 11:00PM Mar 07, 2021Highest Forecast: 1.27 ft 5:00AM Mar 08, 2021Highest Forecast: 1.27 ft 11:00AM Mar 08, 2021USGS--Water Resources of the United StatesHALI1(plotting HGIRZ) Graph Created (1:33PM Mar 1, 2021)ObservedForecast (issued 9:07AM Mar 1)Latest observed value: 1.28 ft at 12:45 PM MST 1-Mar-2021. Flood Stage is 5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (MST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Stage may be affected by ice during winter months.

NOTE: Forecasts for the Big Wood River at Hailey are issued routinely year-round.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at Stanton Crossing
Flood Categories (in feet)
Major Flood Stage: 8
Moderate Flood Stage: 6
Flood Stage: 5
Action Stage: 3.7
Low Stage (in feet): -9999

Historic Crests
(1) 8.36 ft on 05/07/2017
(2) 7.93 ft on 05/30/1983
(3) 7.92 ft on 05/21/2006
(4) 7.72 ft on 05/25/1967
(5) 7.20 ft on 06/16/1974
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 4.01 ft on 05/31/2020 (P)
(2) 5.90 ft on 06/07/2019
(3) 5.12 ft on 05/26/2018
(4) 8.36 ft on 05/07/2017
(5) 4.31 ft on 06/09/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -0.02 ft on 02/24/1969
(2) 0.23 ft on 01/21/1967
(3) 0.24 ft on 01/24/1965
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
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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
8 or 5733 cfs... Numerous locations from the confluence of Warm Springs Creek downstream to Bellevue will have flooding problems. Many roads may be inaccessible and many houses and infrastructure will be impacted. Significant floodingin Cedar, War Eagle, and Della Vista Drives in the lower subdivisions in Hailey area will be inaccessible. Flooding in Riverview Drive area of Bellevue. Draper Preserve in Hailey is inaccessible. Water may be over some secondary roads in West Ketchum (Wood River Drive).
6 or 3161 cfs... Moderate flooding will occur along Cedar, War Eagle, and Della Vista Drives in the lower subdivisions in Hailey which may be inaccessible. FLooding in Riverview Drive area of Bellevue. Draper Preserve in Hailey is inaccessible. Water may be over some secondary roads in West Ketchum (Wood River Drive). Gimlet subdivision will have some residents with flooding issues.
5 or 2181 cfs... Street flooding will occur along Cedar, War Eagle, and Della Vista Drives in the lower subdivisions in Hailey and Riverview drive in Bellevue. Draper Preserve in Hailey is inaccessible. Water may be over some secondary roads in West Ketchum (Wood River Drive). Gimlet subdivision will have flooding issues.
3.7 or 1199 cfs... Near bankfull from Ketchum down-river to Glendale Road Bridge south of Bellevue. Some lowland seepage and ponding is possible in residential areas near the river especially in the Della View subdivision on far western War Eagle Drive. Gimlet subdivision may experience ponding.
Photos
(1) HALI1_googleearth
(2) HALI1_map
(3) HALI1_satellite_view
(4) HALI1_google_maps_streetviewofgage
(5) HALI1_bridge_gagehouse_looking_east
(6) HALI1_looking_upstream_winter
(7) HALI1_looking_downstream_winter
(8) HALI1_looking_upstream_summer
(9) HALI1_looking_downstream_summer
(10) HALI1_High_Flow_July_2006
About This Location Collapse

Latitude: 43.517158° N, Longitude: 114.321483° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 5295.42 ft 5301.42 ft  

Current/Historical Observations:
Additional Information Collapse
USGS 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 5530 CFS or 7.94 ft
50   Year Peak Flood 6370 CFS or 8.57 ft
100 Year Peak Flood 7210 CFS or 9.17 ft
200 Year Peak Flood 8050 CFS or 9.75 ft
500 Year Peak Flood 9190 CFS or 10.49 ft
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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