Size
126ac
Boat Launch
Carry-in Launch
Toilet
No
Boat Dock
Species in Grandpa Lake
Perch
Northern pike
Overview
Grandpa Lake Map
Weather
76°Feels like 76°
82°
56°
82°56°5:42 AM
8:37 PM
2 mph
Southwest
0 in
Rain
29.74 inHg
Falling
MondayMo
82° / 56°
TuesdayTu
70° / 47°
WednesdayWe
74° / 54°
ThursdayTh
78° / 56°
FridayFr
81° / 58°
SaturdaySa
80° / 58°
Moon Phase
August 03, 2026
77% Illumination
waning gibbous, getting dimmer
MondayMo08/03
TuesdayTu08/04
WednesdayWe08/05
ThursdayTh08/06
FridayFr08/07
SaturdaySa08/08
SundaySu08/09
Get Your Line in the Right Water
Quickly find the best places to fish and plan your day right.
Top Fish Species
Perch
5-7 in
Length Range
6 in
Length Range
1998
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
