Magic Dam
Big Wood River · Below Magic Dam · National Weather Service
3 cfs now
Next 48 hours
- Fri, Nov 13
- 4:00 PM MST to 4:00 PM MST
Forecast updated Fri, Nov 13 at 11:38 AM MST. Schedules can change, so check the operator's page before you go.
The Big Wood River is a classic freestone stream flowing southward from the Sawtooth Mountain Range near Galena Summit through the scenic Wood River Valley in central Idaho. Known for its stunning mountain backdrop lined with cottonwood trees, it offers anglers a diverse and accessible fishery. The river is celebrated for its abundant wild trout population, significant aquatic insect biomass, and forgiving nature that rewards both beginners and experts. It is important to note that the river below the Richfield Canal diversion flows intermittently and does not offer fishing opportunities downstream from where it first crosses under Highway 75 to its confluence with the Little Wood River.
Learn what type of fish are at Big Wood River and what's needed to catch them.
Idaho Department of Fish and Game
Updated Nov 13, 2026. Sizes are the length the agency reports. Dates are as precise as the agency reports them.
Open stocking page, opens in new tabLearn how to get on Big Wood River. Uncover great fishing access points, boat ramps, and all the facilities you need for an unforgettable day on the water. Some locations shown may border or include private property. Always check property boundaries and applicable regulations before visiting. onWater's Public & Private Land layer can help you plan your access with confidence.
See public and private land boundaries along the water, turn on private parcels with owner details to know where permission is required, and find land-trust parcels that offer permitted fishing access.
When using any type of watercraft to access a body of water, it is important to follow all federal, state, and local rules and regulations. These rules and regulations include boat permitting and licensing, invasive species inspections and stamps, life jacket and PFD rules, motor size and horsepower restrictions, noise limitations, restrictions on personal watercraft, and many more. Visit the web link below for the most current rules and regulations for this body of water.
"To fish in Idaho any person 14 years of age or older must have a valid fishing license. Anglers younger than 14 do not need a license, but there is a small difference between resident and nonresident youth. -A resident child under 14 has their own separate fishing limit. -A nonresident child under 14 must be with someone who has a valid fishing license and their fish are in included in the license holders fishing limit. However, a nonresident child may purchase their own license and have their own limit. Special fishing permits are need for some activities for both residents and nonresidents: -Fishing for salmon and steelhead -Fishing with two poles."
This river has a variety of species and regulations, including potential floating and/or watercraft restrictions. Because this river is specially managed for species, seasons, angling methods, and watercraft, it is strongly encouraged you check all federal, state, and local regulations before fishing. Visit any of the links below, inquire locally, or contact a local fly shop to learn current regulations and restrictions.
Navigable streams are recognized as public transportation corridors, thus members of the public have the right to use the corridor, provided they enter and exit the corridor at a public right of way and remain within the corridor. Many navigable streams flow through private property, thus it is important that anglers know their rights and responsibilities when fishing in navigable waters that flow through private property.
The onWater Fish app keeps this water's access points, species and conditions in your pocket, with the tools you use once you're there.
Download the map around Big Wood River to use it offline when coverage drops.
Keep a private fishing journal for Big Wood River to find where and when fish are biting for you.
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See the best times to fish Big Wood River and check the forecast before you go.
All Flow Stations
Scheduled releases and generation forecasts from the dams on Big Wood River.
Big Wood River · Below Magic Dam · National Weather Service
3 cfs now
Forecast updated Fri, Nov 13 at 11:38 AM MST. Schedules can change, so check the operator's page before you go.
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