Fishing Report
Poss Lake Fishing Report
Warrenville, IL
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Modeled from live National Weather Service data as of Sep 9, 2026 at 5:08 AM CDT, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.
41.805102, -88.247402
Est. water temp
78.9°F
v1 estimate from air temperature — not a sensor reading
Notes from anglers
Imported from GNIS. Nearest town: Warrenville (DuPage County, IL).
Today’s bite
Bluegill fishing report
Best window today: 10 AM (Excellent · 100/100)
See the full forecast →Species on record
Suggest a species for this lake →Species detail
How to catch them at Poss Lake
Bluegill feed most actively at Dawn and Dusk, when activity runs about 33% above the daily average across all four light windows.
Typical Summer depth: 10-20 ft
Bluegill fishing report →Channel Catfish feed most actively at Night, when activity runs about 36% above the daily average across all four light windows.
Typical Summer depth: 1-9 ft
Channel Catfish fishing report →Largemouth Bass feed most actively at Dawn and Dusk, when activity runs about 21% above the daily average across all four light windows.
Typical Summer depth: 8-20 ft
Largemouth Bass fishing report →
Location
Poss Lake · 41.8051, -88.2474
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Poss Lake?
State surveys have confirmed Bluegill, Channel Catfish, and Largemouth Bass in Poss Lake.
When's the best time to fish Poss Lake?
Bluegill feed most actively at Dawn and Dusk, when activity runs about 33% above the daily average across all four light windows. Check today's bite forecast for Poss Lake to see the best window for current conditions.
Where is Poss Lake?
Poss Lake is near Warrenville, IL, at 41.8051, -88.2474.
Plan your trip to Poss Lake
Get the hour-by-hour bite forecast and the best times to fish Poss Lake, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.