Low, flat cloud sitting over the water, with calm air over the water and pressure going nowhere. Whatever swims in Upper Donnegana Lake should be near the shallows early and the drop later. A grinding day likely, with the morning worth the effort if any is. Quiet tactics only; the fish will not chase today.
The bites are poor now
Night
Upper Donnegana Lake lies within the bounds of Sudbury, Ontario. It sits in pine and birch country. Roughly 16 hectares: a morning covers one end, an afternoon the other. Shoreline comes to about 2.5 km, small enough to learn in a day. The nearest place of any size is Dowling, 84 km away. Beyond it, Rayside-Balfour at 85 km and Capreol at 86 km. Rules here are straightforward: one set of provincial rules.
Depth is unknown to us, and the shoreline is the better guide. On a natural lake the weed line and the shelf beyond it do the work. A soft bed grows weed late into autumn, which keeps fish shallow. Records held for Sudbury cover smallmouth bass, northern pike, yellow perch, Iowa darter and walleye. Read it as a county summary, not a water-by-water list. On Upper Donnegana Lake the obvious spot is not always the productive one.
The range across the year is -16°C to 17°C. Winter closes the water for a while, and the reopening is worth catching. Look for the thaw near late April; the fishing lifts straight after. Climate figures give an open season running late April to mid November. September and October fish steadily right up to the freeze. Upper Donnegana Lake runs to its own calendar within the local pattern.
The paperwork position is blank for this one. No dam controls it, and the level follows the season. Mapping shows an empty shoreline: no ramp, no jetty, no marked entry. Bass water: a Texas-rigged worm near cover, a spinnerbait when you need to cover ground. Sort the permit out before you load the car. Some water is controlled locally without a sign saying so. Little Brebeuf Lake sits 1.4 km off and takes the overflow. Confirm access to Upper Donnegana Lake locally before you travel.
31%
The bites are poor now
| 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 20.9 | 20.5 | 19.6 | 17.6 | 13.7 | 10.6 | 10.3 | 9.5 | 9.7 | 11.7 | 13.6 | 15.6 | 15.7 | 16.7 | 17.9 | 19.6 | 19.1 | 16.5 | 12.2 | 8.5 | 9 | 13.8 | 12.2 | 10 |
| 12° | 12° | 12° | 12° | 11° | 10° | 10° | 9° | 9° | 10° | 12° | 14° | 15° | 16° | 16° | 16° | 15° | 15° | 14° | 12° | 11° | 10° | 9° | 9° |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| 80 | 80 | 79 | 79 | 82 | 87 | 89 | 90 | 91 | 87 | 81 | 70 | 60 | 54 | 51 | 49 | 49 | 51 | 55 | 63 | 67 | 72 | 80 | 83 |
Sam
AI Fishing Assistant for Upper Donnegana Lake
Morning
Afternoon
Evening
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time