A still, cloudless night on the water, with a faint N drift and the barometer holding steady. Activity on Jasper should centre on the weed line and any gaps in it. A slow day overall; the night is the best of a quiet lot. Scale down and fish slowly. Cooler water spreads fish back across the shallows.
The bites are poor now
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Afternoon
Jasper is set in Lake County, Minnesota. The bank is 1,375 feet above sea level. The water covers some 146 acres, so pick a bank rather than trying to cover it all. The margin runs to about 4.1 miles in total. Head to Ely, 15 miles away, for anything you forgot. After that come Babbitt at 26 miles and Hoyt Lakes at 41 miles. Rules here are straightforward: one county, one set of 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 natural lake fishes on cover, and cover here means weed and timber. Records held for Lake County cover white sucker, yellow perch, northern pike, rainbow trout and walleye. What holds for the county may not hold for this water. Take Jasper a stretch at a time.
Temperature averages peak at 65°F in July and bottom out at 3°F in January. The year splits cleanly: hard water, then open water. Ice-out usually falls in late April, and the weeks after it fish hardest. Going by climate averages, expect open water from about late April until roughly late November. From the thaw to midsummer the fishing improves week by week. Anyone fishing Jasper regularly works to that calendar.
Nothing on record says whether the bank is open or closed. This is a natural basin, not a dammed one. A campsite is mapped about half a mile away, which makes an early start easier. A small crankbait along the drop and a worm in the thick stuff cover the bass. Read any posted signs at the access point rather than assuming. Some water is controlled locally without a sign saying so. The nearest alternative is Refuge Pond, 0.7 miles out. Nothing on Jasper should be assumed from this page alone.
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 |
| 11.9 | 12.8 | 11.5 | 12.2 | 12.4 | 13.3 | 12.7 | 12.1 | 11 | 10.7 | 10.8 | 10.8 | 9.7 | 10.2 | 9.1 | 7.8 | 6.4 | 4.7 | 4.1 | 3.5 | 4.5 | 5.1 | 5.5 | 5.7 |
| 45° | 42° | 41° | 40° | 39° | 36° | 34° | 34° | 33° | 34° | 34° | 35° | 36° | 36° | 37° | 37° | 36° | 35° | 33° | 33° | 33° | 32° | 31° | 31° |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 29.65 | 29.69 | 29.72 | 29.75 | 29.78 | 29.82 | 29.86 | 29.9 | 29.93 | 29.96 | 30 | 30.02 | 30.04 | 30.05 | 30.07 | 30.09 | 30.11 | 30.13 | 30.16 | 30.18 | 30.18 | 30.18 | 30.2 | 30.21 |
| 93 | 93 | 94 | 92 | 92 | 89 | 90 | 90 | 88 | 87 | 84 | 79 | 75 | 71 | 72 | 70 | 69 | 73 | 79 | 82 | 82 | 81 | 82 | 83 |
Sam
AI Fishing Assistant for Jasper
Evening
Best bite time
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Best bite time