Fishing Report
Sprague-Mather Flowage Fishing Report
Necedah, WI
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Modeled from live National Weather Service data as of Aug 29, 2026 at 4:45 PM CDT, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.
44.148174, -90.168881
Est. water temp
73.9°F
v1 estimate from air temperature — not a sensor reading
Max depth
9 ft
Deepest measurement on record
Max depth: Stachelek et al. (2021), LAGOS-US DEPTH v1.0, Environmental Data Initiative (CC BY 4.0)
Notes from anglers
Imported from GNIS. Nearest town: Necedah (Juneau County, WI).
Today’s bite
Northern Pike fishing report
Best window today: 7 PM (Good · 78/100)
See the full forecast →Species on record
- Black Crappie — listed for this lake by category, not by name · Common
- Bluegill — listed for this lake by category, not by name · Common
- Pumpkinseed — listed for this lake by category, not by name · Common
- Rock Bass — listed for this lake by category, not by name · Common
- Yellow Perch — listed for this lake by category, not by name · Common
Species tagged “Group” were listed by the state under a category (e.g. “Panfish”) for this lake, not an individual-species survey.
Species detail
How to catch them at Sprague-Mather Flowage
Black Crappie feed most actively at Dawn and Dusk, when activity runs about 16% above the daily average across all four light windows.
Typical Summer depth: 10-20 ft
Black Crappie fishing report →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 →Northern Pike feed most actively at Dawn and Dusk, when activity runs about 27% above the daily average across all four light windows.
Typical Summer depth: 6-20 ft
Northern Pike fishing report →Pumpkinseed feed most actively at Daytime, when activity runs about 33% above the daily average across all four light windows.
Typical Summer depth: 3-10 ft
Pumpkinseed fishing report →Rock Bass feed most actively at Dusk, when activity runs about 22% above the daily average across all four light windows.
Typical Summer depth: 5-15 ft
Rock Bass fishing report →Yellow Perch feed most actively at Dawn and Dusk, when activity runs about 30% above the daily average across all four light windows.
Typical Summer depth: 10-25 ft
Yellow Perch fishing report →
Location
Sprague-Mather Flowage · 44.1482, -90.1689
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Lake outline: WI DNR 24K Hydrography Lakes and Open Water
Nearby
Other lakes nearby
Read next
Guides & reports for these species
FAQ
Common questions
What fish are in Sprague-Mather Flowage?
State surveys have confirmed Northern Pike in Sprague-Mather Flowage.
When's the best time to fish Sprague-Mather Flowage?
Black Crappie feed most actively at Dawn and Dusk, when activity runs about 16% above the daily average across all four light windows. Check today's bite forecast for Sprague-Mather Flowage to see the best window for current conditions.
Where is Sprague-Mather Flowage?
Sprague-Mather Flowage is near Necedah, WI, at 44.1482, -90.1689.
Plan your trip to Sprague-Mather Flowage
Get the hour-by-hour bite forecast and the best times to fish Sprague-Mather Flowage, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.