Scenic river flowing through rocky landscape with green trees, flowers in the foreground, and mountains under a partly cloudy sky.

MAR 1 - JUL 1

Thermopolis, Wyoming

Fly fishing in Thermopolis, Wyoming is known for its spring opportunities on the upper Big Horn River. The warming influence of the local hot springs helps keep fish feeding when other waters slow down. Fewer crowds, reliable hatches, and consistent trout action make this stretch a smart choice for anglers seeking quality fishing outside the peak summer months.

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