Size
120ac
Boat Launch
Carry-in Launch
Toilet
Yes
Boat Dock
Species in McMahon Lake
Bluegill
Crappie
Northern pike
Largemouth bass
Perch
Walleye
Pumpkinseed
Overview
McMahon Lake Map
Weather
72°Feels like 72°
79°
58°
79°58°6:17 AM
8:18 PM
2 mph
West
0 in
Rain
29.97 inHg
Stable
SundaySu
79° / 58°
MondayMo
81° / 63°
TuesdayTu
79° / 57°
WednesdayWe
76° / 55°
ThursdayTh
78° / 59°
FridayFr
80° / 63°
Moon Phase
August 16, 2026
17% Illumination
waxing crescent, getting brighter
SundaySu08/16
MondayMo08/17
TuesdayTu08/18
WednesdayWe08/19
ThursdayTh08/20
FridayFr08/21
SaturdaySa08/22
Get Your Line in the Right Water
Quickly find the best places to fish and plan your day right.
Top Fish Species
Bluegill
3-10 in
Length Range
5 in
Length Range
2025
Surveyed
Abundance (CPUE)
Understanding Abundance
Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time
Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.Species Lengths
