Blue Stream Fly Fishing
Fly Fishing Report for:

Warm Springs Creek - Ketchum - 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 Afternoon 18-22 Zebra Midges
Winter Stoneflies Afternoon 16-20 Black Stonefly Nymph
February Midges Afternoon 18-22 Griffith's Gnat
March Midges Afternoon 18-22 Emerging Midge
Blue Wing Olives Midday 18-20 BWO Emerger
April Blue Wing Olives Midday 18-20 Tiny BWO
Skwala Stoneflies All day 10-14 Skwala Dry Fly
March Browns Afternoon 12-14 Parachute Adams
May Blue Winged Olives Midday 16-20 Rusty Spinner
Caddis Evening 14-16 Elk Hair Caddis
Salmonflies Afternoon 6-8 Giant Foam Salmonfly
June Green Drakes Afternoon 10-14 Paradrake
Golden Stoneflies All day 6-10 Stimulator
July Caddis Evening 14-18 Caddis Pupa
Yellow Sally Stoneflies All day 14-16 Yellow Sally Nymph
August Terrestrials, Tricos All day, Morning 14-18, 18-24 Hopper Patterns, Trico Spinner
September Blue Winged Olives Afternoon 18-20 BWO Dry Fly
Mahogany Duns Afternoon 14-16 Mahogany Dun Spinner
October Blue Winged Olives Afternoon 18-20 BWO Comparadun
November Midges Afternoon 18-22 Cluster Midge
December Midges Afternoon 18-22 Griffith's Gnat

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 absolutely love Warm Springs Creek in Ketchum, Idaho. It’s renowned as a trout hotspot with its own unique charm. The best spots to try your luck are:

  • The Mouth Point: Where Warm Springs Creek merges into the Big Wood River.
  • Mid-Valley Region: There are several creeks in this area with ample fish to catch.
  • Wood River Valley: Perfect for catching trout with beautiful scenery to match.
  • Trail Creek Area: In proximity to the downtown Ketchum, this spot also provides a variety of fish species.

Remember, like most areas in Idaho, you need a fishing license to fish in Warm Springs Creek. You can catch rainbow trout as well as brook trout between the months of March and November. The fish are plentiful and the serene surroundings make the fishing experience even more enjoyable.

Best Access Points

The Warm Springs Creek in Ketchum, Idaho is a prime spot for fly fishing. Here are some of the best access points:

  • Thunder Spring: An easy location to start the fishing expedition. It is also a popular spot for catching big size fishes.
  • Warm Springs Road: An long stretch on the creek which provides plenty of spots for casting. Public access is good in this area.
  • Picabo Angler: A reputed fly shop and outfitter located on the Silver Creek, they also provide guided access to Warm Springs.
  • Warfield Stream: This outflow of Warm Springs Creek holds a variety of fish species and provides easy access for fly anglers.
  • Warm Springs Golf Course: There is a public access point available to fish along the golf course. This area tends to be quieter than others.

Remember to check the local fishing regulations and always respect private property rights. Happy fly fishing!

Local Fish

  • Rainbow Trout: This fish is the most common target for fly fishing in Warm Springs Creek. They range in size, but some reach lengths up to 20 inches.
  • Brook Trout: Although smaller than the Rainbow Trout, Brook Trout are abundant in the creek and can be quite colorful.
  • Brown Trout: This type of trout also inhabits Warm Springs Creek. They are harder to catch making them a challenging target for fly fisherman.
  • Cutthroat Trout: Native to the area, they are sought after for their beautiful markings and aggressive nature.
  • Mountain Whitefish: Also native to Idaho, this species is identified by its unusually large scales and silver color. It is greatly appreciated by fly fishers.
  • Bull Trout: Considered a threatened species, catch and release is the rule when fly fishing for Bull Trout in Warm Springs Creek.
  • Golden Trout: While they are not as abundant as other species, Golden Trout is a prized possession among fly fishers because of their bright colors and size.
  • Arctic Grayling: Known for their large dorsal fin, this species rounds out the top eight fish targeted for fly fishing in Warm Springs Creek – Ketchum.

About The River

The bubbling waters of Warm Springs Creek were a beloved retreat for Native Tribes long before European settlers discovered it near the current resort town of Ketchum. These healing waters originate from natural hot springs, which infuse the creek with a year-round warmth.

  • In the mid-1800s, prospectors were attracted to the area in search of silver and lead, leading to the establishment of WWII-era smelting operations along the creek’s banks.

  • In the 1930s, vehicle tycoon Ernest Hemingway fell in love with the region and made Ketchum his home, bringing national attention to the area.

  • In the late 1970s, the creek gained fame as a top ski destination when the nearby Sun Valley and Bald Mountain resorts began drawing snow sports enthusiasts from around the world.

  • Today, Warm Springs Creek continues to be a vital part of the Ketchum community, with locals and visitors enjoying its therapeutic waters, picturesque banks, and rich history.


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