Fishing Report
Cottonwood Lake Fishing Report
Agar, SD
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Modeled from live National Weather Service data as of Sep 18, 2026 at 5:36 AM CDT, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.
44.835574, -99.905889
Est. water temp
68.2°F
v1 estimate from air temperature — not a sensor reading
Notes from anglers
Imported from GNIS. Nearest town: Agar (Sully County, SD).
Today’s bite
Bluegill fishing report
Best window today: 7 AM (Excellent · 100/100)
See the full forecast →Species on record
Suggest a species for this lake →Species detail
How to catch them at Cottonwood Lake
Bluegill feed most actively at Dawn and Dusk, when activity runs about 33% above the daily average across all four light windows.
Typical Fall depth: 6-18 ft
Bluegill 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 Fall depth: 5-15 ft
Largemouth Bass fishing report →Northern Pike feed most actively at Dawn and Dusk, when activity runs about 27% above the daily average across all four light windows.
Typical Fall depth: 8-18 ft
Northern Pike fishing report →
Location
Cottonwood Lake · 44.8356, -99.9059
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
Read next
Guides & reports for these species
FAQ
Common questions
What fish are in Cottonwood Lake?
State surveys have confirmed Bluegill, Largemouth Bass, and Northern Pike in Cottonwood Lake.
When's the best time to fish Cottonwood 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 Cottonwood Lake to see the best window for current conditions.
Where is Cottonwood Lake?
Cottonwood Lake is near Agar, SD, at 44.8356, -99.9059.
Plan your trip to Cottonwood Lake
Get the hour-by-hour bite forecast and the best times to fish Cottonwood Lake, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.