Size
104ac
Boat Launch
Carry-in Launch
Toilet
No
Boat Dock
Species in Union Lake
Largemouth bass
Pumpkinseed
Crappie
Bluegill
Northern pike
Walleye
Perch
Overview
Union Lake Map
Weather
79°Feels like 79°
80°
54°
80°54°7:33 AM
6:42 PM
4 mph
West
0 in
Rain
29.62 inHg
Stable
SundaySu
80° / 54°
MondayMo
70° / 46°
TuesdayTu
55° / 41°
WednesdayWe
58° / 42°
ThursdayTh
57° / 39°
FridayFr
50° / --
Moon Phase
October 11, 2026
1% Illumination
waxing crescent, getting brighter
SundaySu10/11
MondayMo10/12
TuesdayTu10/13
WednesdayWe10/14
ThursdayTh10/15
FridayFr10/16
SaturdaySa10/17
Get Your Line in the Right Water
Quickly find the best places to fish and plan your day right.
Top Fish Species
Largemouth bass
7-20 in
Length Range
13 in
Length Range
2022
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
