Blue Stream Fly Fishing
Fly Fishing Report for:

Trail Creek - Sun Valley - Idaho

Hatch Chart - Best Access/Spots - Local Fish - About

Water Flow Chart

Using Water Flow Charts & Weather Reports: Begin with our water flow charts to grasp stream velocity and volume – look for stable or rising trends to pinpoint ideal fishing times. Learn to interpret sudden spikes or drops, which can indicate potential challenges. Next, consult our weather reports to understand ambient conditions. Pairing the two, you can anticipate fish behavior, choose the right gear, and select the best fishing spots. Use these tools together for a holistic approach to your next fishing adventure.

In-Depth Weather

Directions To Location

Hatch Chart

Month Hatch Time of Day Recommended Fly Sizes Popular Fly Patterns
January Midges All Day 18 - 24 Griffith's Gnat, Zebra Midge
February Midges All Day 18 - 22 Zebra Midge
Blue Winged Olives Afternoon 18 - 20 Parachute Adams, BWO Emerger
March Blue Winged Olives Afternoon 16 - 20 Parachute Adams, WD-40
April Blue Winged Olives Late Afternoon 14 - 20 BWO Parachute, WD-40
May Caddis Evening 14 - 18 Elk Hair Caddis, X-Caddis
June Stoneflies, Caddis All Day 8 - 16 Stimulator, Pats Rubber Legs
July PMDs, Stoneflies All Day 14 - 18 Yellow Sally, Copper John
August PMDs, Stoneflies, Hoppers All Day 12 - 16 Parachute Adams, Hopper Juan
September Blue Winged Olives Evening 18 - 22 BWO Emerger, Pheasant Tail
October BWOs, Midges Afternoon 16 - 24 RS2, Zebra Midge
November Midges Morning, Afternoon 18 - 24 WD-40, Griffth's Gnat
December Midges All Day 18 - 24 Zebra Midge, Tiny WD-40

While we strive to ensure the precision of our hatch charts, some reflect broader river region insights. Through ongoing partnerships with local guides and fly shops, we’re committed to refining our data. Should you notice any inconsistencies or have feedback, we welcome you to reach out. 

Best Fishing Spots

Fly fishing enthusiasts seeking ideal fishing spots on Trail Creek, Sun Valley, will not be disappointed. The following are some of the top spots:

  • Knob Hill: Proximate to the town of Ketchum, Knob Hill is a notable area that offers a tranquil and effective fly fishing experience.
  • Trail Creek Campground: Conveniently situated right after the junction of Trails Creek Road and Corral Creek Road, the Campground area features a well-stocked portion of the creek.
  • Dipper Lane: This spot is favored by local fishermen due to its ample supply of Rainbow and Brown trout, particularly in the summer months.
  • Sawtooth National Forest: Trail Creek traverses through this public land. A considerable part of the Forest is open for fly fishing.
  • Boundary Creek Campground: Located further upstream, this spot offers better chances for larger trouts, with fishing best here in the early summer and fall.

Note: Always respect private property boundaries and check local regulations before fly fishing on certain stretches of Trail Creek.

Best Access Points

Fly fishing in the beautiful Trail Creek of Sun Valley provides many enjoyable opportunities. Here are some of the best access points to start your fishing adventure:

  • Pioneer Cabin: While this area is commonly used for hiking, it also provides direct access to Trail Creek.
  • Boundary Campground: This campsite is situated right along the creek and hosts a multitude of fishing spots.
  • Trail Creek Road: Following this road will give you several access points to the creek.
  • Corrals: There is a dirt road in Sun Valley known as ‘corral road’, nearby are some low-traffic fishing spots.
  • Rotary Park: Accessible year-round with great spots for fishing.
  • The Lodge at Sun Valley: Right on the creek, offering immediate water access.

Ensure you have the necessary fishing permissions and respect the local wildlife when embarking on your fly fishing adventure.

Local Fish

  • Rainbow Trout: This fish is known for its strong fight and beautiful colors, which make it a popular target for Trail Creek fly fishers.
  • Brown Trout: Known for their cunning and elusiveness, Brown Trout present a fun and challenging catch for seasoned anglers.
  • Brook Trout: This fish species loves cold and clear water, making them a common catch in the creek’s rushing flows.
  • Mountain Whitefish: Mountain whitefish are a native species to the area and are often caught in the colder months when other fish are less active.
  • Cutthroat Trout: Named for the “cut” below their mouth, cutthroats are native to Sun Valley and are a prized catch.
  • Bull Trout: Although they are a threatened species, Bull trout can still be caught and released in Sun Valley. They’re known for their size and beautiful markings.
  • Golden Trout: These fish are a rare catch, known for the unique, vibrant golden hue that shimmers off their scales in the sunlight.
  • Arctic Grayling: Known for their distinct, sail-like dorsal fin, arctic graylings are an exciting catch often targeted by Trail Creek fly fishers.

About The River

The Trail Creek – Sun Valley holds a rich historical significance. An early home to the Shoshoni and Bannock tribes, it was discovered by fur traders in the 1820s. Later on, in the 1930s, the Sun Valley Lodge was built, igniting the rise of America’s first destination ski resort.

  • 1820s – Discovered by fur traders, it became an important hub for western expansion.
  • The Shoshoni and Bannock tribes utilized its lush grounds for centuries before outsiders arrived.
  • 1930s – Creation of the Sun Valley Lodge, which popularized winter sports in the area.

Notably, the Hemingway Memorial, dedicated to the eponymous American author Ernest Hemingway, who penned his Nobel Prize-winning novel, “The Old Man and the Sea” in the valley, adds cultural significance to the area. The Trail Creek – Sun Valley continues to be a destination for those enamored by its idyllic terrain’s beauty and invigorating sports.

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