Fishing Report
Grassy Lake Reservoir Fishing Report
Alta, WY
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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.
44.127193, -110.807056
Est. water temp
51.1°F
v1 estimate from air temperature — not a sensor reading
Notes from anglers
Imported from GNIS. Nearest town: Alta (Teton County, WY).
Species on record
No species on record yet for this lake.
Suggest a species for this lake →Location
Grassy Lake Reservoir · 44.1272, -110.8071
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Grassy Lake Reservoir?
No fish species have been recorded for Grassy Lake Reservoir yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish Grassy Lake Reservoir?
No species are modeled for Grassy Lake 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 Grassy Lake Reservoir to see the best window for current conditions.
Where is Grassy Lake Reservoir?
Grassy Lake Reservoir is near Alta, WY, at 44.1272, -110.8071.
Plan your trip to Grassy Lake Reservoir
Get the hour-by-hour bite forecast and the best times to fish Grassy Lake Reservoir, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.