Overcast skies today, with a mirror surface most of the day with a settled glass. Whatever swims in Jumbo Lake should be near windblown banks where food collects. A grinding day likely, with the morning worth the effort if any is. Quiet tactics only; the fish will not chase today. Cooling water has fish active and on the move.
The bites are poor now
Night
Greater Sudbury in Ontario is where Jumbo Lake sits. The country here is rolling bush. Roughly 12 hectares: a morning covers one end, an afternoon the other. About 1.7 km of bank, so nothing stays unexplored for long. It is a small entry by Greater Sudbury standards. 18 km away sits Greater Sudbury, the nearest town. Markstay-Warren is 23 km away, with Azilda at 28 km. The nearest boundary is well away, so one set of rules covers the water.
Depth is not on record here, so the bank has to tell you. The productive water is a rod length or two out, not a hundred. A natural lake fishes on cover, and cover here means weed and timber. Across Greater Sudbury, recorded fish include smallmouth bass, yellow perch and northern pike. Take it as the county picture rather than a promise for this water. The shape of Jumbo Lake rewards a slow walk along one bank.
Climate normals give 19°C for July and -13°C for January. Winter closes the water for a while, and the reopening is worth catching. Ice-out usually falls in late April, and the weeks after it fish hardest. From about late April to around late November, expect open water on the long-run figures. The strongest runs come at either end of the open season. Plan around that when you fish Jumbo Lake.
Whether the bank is open is not something our records settle. Records list it as a natural water body rather than an impoundment. No made access is recorded, so a short walk in is the likely arrangement. For the bass here, soft plastics worked slow along cover and a spinnerbait for searching do most of the work. Take the rules with you rather than trusting memory. Where the way in crosses private ground, ask first. Southeast Baby Lake, 3.6 km away, makes the obvious fallback. Confirm before you fish Jumbo Lake.
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 |
| 21.8 | 21.6 | 23.8 | 23.6 | 21 | 16.8 | 13.4 | 9.3 | 8.7 | 10.3 | 12.3 | 14.1 | 17.7 | 18.4 | 19.8 | 18.9 | 20.3 | 17.7 | 12.9 | 5.8 | 8.1 | 9.6 | 11.9 | 13.6 |
| 13° | 14° | 14° | 14° | 14° | 14° | 13° | 12° | 12° | 13° | 15° | 17° | 19° | 20° | 20° | 20° | 19° | 18° | 17° | 14° | 13° | 12° | 11° | 11° |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 101 | 101 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| 81 | 81 | 82 | 80 | 80 | 81 | 84 | 87 | 89 | 85 | 79 | 68 | 56 | 54 | 47 | 44 | 41 | 44 | 48 | 62 | 70 | 66 | 70 | 74 |
Sam
AI Fishing Assistant for Jumbo 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