Changeable light under scattered cloud, with mild air moving in from the SSW and the barometer holding steady. Expect most activity at Lac Patterson around the weed line and any gaps in it. Not a day the forecast likes; the night keeps a flicker of interest. Lower the pace and stay patient. Cooling water has fish active and on the move.
The bites are poor now
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Set in Outaouais, Quebec, this is Lac Patterson. The surface lies 240 metres up. It measures some 1.12 sq km, and wind has room to build across it. The perimeter runs near 8.2 km, so plan the walk before you start. Size puts it in the front rank of our Outaouais list. Head to Saint-Raphaël, 19 km away, for anything you forgot. It is 83 km to Gatineau, the nearest city. It sits well inside the county, so one set of rules covers it.
No depth figure appears in our records, so the bank has to tell you. Where the bottom changes texture, fish gather; find that line. The productive water is a rod length or two out, not a hundred. Public occurrence data for Outaouais names pumpkinseed, yellow perch, smallmouth bass and rainbow smelt. It is the county picture; the agency list is water-specific. On Lac Patterson a short move beats a long cast.
July runs about 19°C on average, January about -14°C. Four clear seasons, with a proper winter at one end. Count the season from break-up, usually late April. Open water usually runs from late April until about late November. Spring is short and heavy here; autumn is longer and steadier. That is the shape of the year on Lac Patterson.
Public sources are silent on who controls the bank. No dam controls it, and the level follows the season. Formal access is not mapped, so the last stretch is likely on foot. For the bass here, soft plastics worked slow along cover and a spinnerbait for searching do most of the work. Bank access can be seasonal on ground like this. Access can change hands, so last year's answer may not hold. If the gate is shut, Lac du Moulin at 2.5 km is the nearest alternative. Treat Lac Patterson as unsettled until someone local tells you otherwise.
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 |
| 5 | 7.4 | 11.3 | 13.3 | 13.1 | 15.3 | 15.6 | 15.5 | 13.6 | 13.2 | 12.3 | 13 | 10 | 13.1 | 13.4 | 13.9 | 13.1 | 11.7 | 8.5 | 8.8 | 8.6 | 6.5 | 4.7 | 5.4 |
| 5° | 5° | 5° | 6° | 6° | 7° | 7° | 8° | 9° | 9° | 10° | 11° | 12° | 14° | 15° | 16° | 16° | 16° | 14° | 13° | 13° | 12° | 11° | 11° |
| 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| 73 | 75 | 84 | 87 | 89 | 88 | 87 | 87 | 87 | 87 | 87 | 86 | 90 | 84 | 80 | 78 | 77 | 79 | 85 | 88 | 89 | 89 | 90 | 91 |
Sam
AI Fishing Assistant for Lac Patterson
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