Live lake forecast
Tsum Lake #01 Fishing Weather
National Weather Service
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Official monitoring data
Tsum Lake #01 Water Conditions
U.S. Geological Survey
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Official stocking history
Stocking records show that the following fish or strains were stocked here. A historical stocking does not by itself prove that a self-sustaining population remains today.
Tsum Lake #01 is a lake in Valley County, Idaho and covers about 0.35 acres.
Tsum Lake #01 is small water, so a careful lap around the bank can show most of the useful cover.
Nearby fishing waters Explore nearby waters, including local Featured destinations. Check each page for access and fishing restrictions.
Distances are straight-line estimates between mapped water locations.
Check the evidence Sources and what they establish
Source dates describe the evidence, not a live catch forecast. Check the managing authority before planning access or keeping fish.
Westslope Cutthroat Trout — supporting source Idaho Department of Fish and Game
The linked source supports this fish’s presence or stocking in this water.
Source checked: 2026-09-01
This is not a record catch or a measure of how many fish are there today. The source may describe an earlier period.
Yellowstone Cutthroat Trout — supporting source Idaho Department of Fish and Game
The linked source supports this fish’s presence or stocking in this water.
Source checked: 2026-09-01
This is not a record catch or a measure of how many fish are there today. The source may describe an earlier period.