Fishing Report
Crystal Lake Fishing Report
Rock Falls, IL
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.
41.764271, -89.682725
Est. water temp
74.6°F
v1 estimate from air temperature — not a sensor reading
Species on record
No species on record yet for this lake.
Location
Crystal Lake · 41.7643, -89.6827
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Crystal Lake?
No fish species have been recorded for Crystal Lake yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish Crystal Lake?
No species are modeled for Crystal Lake 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 Crystal Lake to see the best window for current conditions.
Where is Crystal Lake?
Crystal Lake is near Rock Falls, IL, at 41.7643, -89.6827.
Plan your trip to Crystal Lake
Get the hour-by-hour bite forecast and the best times to fish Crystal Lake, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.