Fishing Report
Old Cooper Reservoir Fishing Report
Bozeman, MT
Modeled from National Weather Service data, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.
45.562888, -110.865684
Est. water temp
57.8°F
v1 estimate from air temperature — not a sensor reading
Species on record
No species on record yet for this lake.
Location
Old Cooper Reservoir · 45.5629, -110.8657
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Old Cooper Reservoir?
No fish species have been recorded for Old Cooper Reservoir yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish Old Cooper Reservoir?
No species are modeled for Old Cooper Reservoir yet, so there's no species-specific feeding window to name. The score still gives the light window 25% of its total, an input Bitespan grades "Well supported". Check today's bite forecast for Old Cooper Reservoir to see the best window for current conditions.
Where is Old Cooper Reservoir?
Old Cooper Reservoir is near Bozeman, MT, at 45.5629, -110.8657.
Plan your trip to Old Cooper Reservoir
Get the hour-by-hour bite forecast and the best times to fish Old Cooper Reservoir, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.