Fishing Report
Great Northern Reservoir Fishing Report
Chester, 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.
48.517682, -110.960572
Est. water temp
74.7°F
v1 estimate from air temperature — not a sensor reading
Species on record
No species on record yet for this lake.
Location
Great Northern Reservoir · 48.5177, -110.9606
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Great Northern Reservoir?
No fish species have been recorded for Great Northern Reservoir yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish Great Northern Reservoir?
No species are modeled for Great Northern 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 Great Northern Reservoir to see the best window for current conditions.
Where is Great Northern Reservoir?
Great Northern Reservoir is near Chester, MT, at 48.5177, -110.9606.
Plan your trip to Great Northern Reservoir
Get the hour-by-hour bite forecast and the best times to fish Great Northern Reservoir, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.