Effective Thursday, June 19, select Yellowstone National Park rivers and streams will close to fishing daily from 2 p.m. to sunrise the following day due to warm water temperatures and low river flows ...

Three rivers in Yellowstone National Park are temporarily closing early in the day due to warm water temperatures and low flow.

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Under the so-called "hoot owl" restrictions streams will close to fishing daily from 2 p.m. to sunrise the following day.