Grassy Lake, Wisconsin: Fishing Spots and Seasons

• Overview

  Grassy Lake stands in Columbia County, Wisconsin. The bank is 961 feet above sea level. At about 198 acres, a day is enough to walk the shoreline properly. It is among the larger waters listed here for Columbia County. The nearest town is Rio, 3.9 miles away. After that come Fall River at 6.8 miles and Columbus at 9.8 miles. There is no boundary nearby to worry about.

• Where to Fish on Grassy Lake

  No depth figure appears in our records, so the bank has to tell you. The shallow end warms first and pulls fish in ahead of the rest. On a natural lake the weed line and the shelf beyond it do the work. Survey and observation records for Columbia County include brown trout, common carp, rainbow trout and largemouth bass. Read it as a county summary, not a water-by-water list. Grassy Lake repays a walk before the first cast.

• Seasonal Patterns

  The range across the year is 16°F to 71°F. The year runs cold to warm and back, with clear transitions. Expect a solid lid for months and a thaw around early April. Averages place the thaw at early April and the freeze at early December. September and October fish steadily right up to the freeze. Plan around that when you fish Grassy Lake.

• Tackle & Baits

  Our records carry no access rule either way. There is a slipway on the shore, half a mile from the water we list. Recorded parking is half a mile off, far enough to travel light. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. Rules differ from one water to the next round here. Rules for boats are stricter than rules for the bank in many places. The nearest alternative is Hawkos Pond, 3 miles out. For Grassy Lake, the notice at the access point is the final word.