Heavy overcast holding through the day, with light air out of the S and the barometer heading up. Whatever swims in Ottawa Lake should be near sheltered bays and points. Make the middle of the day the heart of the trip. Commit to the pattern once the first fish shows. Cooler water spreads fish back across the shallows.
The bites are average now
Night
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Afternoon
Ottawa Lake is one of the Iron County waters in Michigan. It lies 1,529 feet above sea level. At some 530 acres it is far too large to cover on foot in a day. The outline measures near 4.3 miles, so local knowledge counts. Few waters listed in Iron County are bigger. 5.8 miles away sits Iron River, the nearest town. Green Bay sits 114 miles out, and it is the nearest city worth the name. A county boundary sits nearby, which can matter for local access rules.
Depth is not on record here, which means reading the ground instead. Weed, then depth: that is the order to fish a water of this kind. The shallow end warms first and pulls fish in ahead of the rest. County-wide records name brown trout, yellow perch and northern pike. County data is a starting point rather than a guarantee. At Ottawa Lake the water rewards a slow, careful approach.
Averages here run 65°F at the top of summer and 9°F at the bottom of winter. Cold winters and warm summers give a wide working range. Hard cover is dependable here; it goes around late April. Ice usually gives way near late April, and forms again about late November. The strong weeks are the first after break-up and the last before the freeze. It holds true on Ottawa Lake more years than not.
Nothing in our records says who may fish here. No dam controls it, and the level follows the season. The slipway at Lake Ottawa Boat Launch is half a mile away. You will be walking about half a mile from the nearest car park. Overnight stays are possible about half a mile out, where camping is mapped. State or provincial rules still apply whatever the bank status. Check whether bait restrictions apply before you buy any. If the gate is shut, Bennan Lake at 1.1 miles is the nearest alternative. Rules at Ottawa Lake are worth checking on the day.
74%
The bites are average 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 |
| 1.9 | 1.9 | 1.7 | 1.9 | 2.3 | 3 | 3.8 | 4 | 4.3 | 6.4 | 7.3 | 9 | 10.1 | 10.5 | 9.7 | 9.1 | 8.6 | 8.7 | 8.9 | 9.8 | 9.1 | 9.4 | 9.5 | 10.4 |
| 37° | 35° | 34° | 33° | 33° | 33° | 33° | 33° | 37° | 44° | 49° | 53° | 55° | 56° | 57° | 56° | 56° | 55° | 54° | 52° | 51° | 50° | 50° | 50° |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 30.31 | 30.3 | 30.3 | 30.29 | 30.29 | 30.29 | 30.3 | 30.3 | 30.29 | 30.27 | 30.26 | 30.24 | 30.21 | 30.19 | 30.16 | 30.14 | 30.12 | 30.09 | 30.07 | 30.07 | 30.06 | 30.05 | 30.03 | 30.02 |
| 93 | 94 | 95 | 95 | 95 | 94 | 90 | 88 | 83 | 71 | 64 | 61 | 56 | 55 | 56 | 59 | 63 | 68 | 71 | 77 | 81 | 87 | 90 | 93 |
Sam
AI Fishing Assistant for Ottawa Lake
Evening
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time