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By Anne Marie Emery While lower water changes how the river fishes and how anglers experience it, it also creates new opportunities and challenges. As BHRA works to better understand the ecological effects of this year's low-flow conditions, we also want to help anglers prepare for what they'll encounter on the water. To do that, we've combined insights from BHRA's ongoing scientific monitoring with the firsthand observations of seasoned Bighorn River guides who have successf

A Season Recap Provided by Steve Galletta & Hale Harris The 2025 fly fishing season on Montana’s Bighorn River will be remembered as a year of contrasts — one defined by low flows, cold water temperatures, and challenging hatches, yet also by some of the largest trout the river has produced in recent memory. Despite inconsistent insect activity and persistent algae issues early in the season, anglers who adapted to conditions found exceptional fishing, particularly with nymph

We are entering the time of year where water, flows and forecasts are heavy on the mind. While the storage capacity of upstream dams is...

Join BHRA and managers of the Bighorn River resource to learn about current and upcoming projects and projections for the Bighorn River...

After 22 days of Bighorn River flows being above 8,000cfs, river flows are finally on their way down, bringing relief to anglers who have...

By Anne Marie Emery Note: This blog post is an updated version of the 6/8 post and includes outlooks on the fishing by Bob Krumm, and the...

Author: Anne Marie Emery On June 2nd, we published a blog post outlining the variables that affect river flows in June. The bottom line...

That basin-wide precipitation variable we were keeping an eye on, (from rainfall to predicting when and where rain will fall) in addition...

Author: Anne Marie Emery June has arrived bringing heavy rain on the Bighorn River, and some anglers can't help but feel a bit of concern...

The New Year is off to a good start with high elevation snowpack sitting at, or just above, median for the Bighorn Basin. In addition,...

The water-year is off to a good start with precipitation and snow water equivalents ranging at, or just below the median for Bighorn...

Welcome to water year 2023! A water year (also called hydrological year, discharge year or flow year) is a term used in hydrology to...

July is off to dry start with abnormally dry conditions persisting in the basin, causing inflows to decrease below average. As a...

Updated 6/21/2022 The next 36 hours are going to be dicey for Montana water managers, and the National Weather Service (NWS) as they...

While parts of southeastern Montana are shoveling out from a significant snowstorm, Bighorn River enthusiasts are turning their eyes to...

We are entering the time of year where April - July forecasts improve and flow changes increase in frequency as the reservoir is drafted ...

River releases are increasing 2,215cfs in December (from 2,080 cfs) due to actual November inflows being higher than the median inflows...

Review or download the Yellowtail Dam (Bighorn Lake) reservoir and river operating plans for September 2020.

Bighorn releases were reduced from 2500cfs to 2400cfs in August, which is near the expected winter release rate based on the current...

Flows to Maintain Despite Dry Conditions