Size
545ac
Boat Launch
Carry-in Launch
Toilet
Yes
Boat Dock
Species in Union Lake
Walleye
Channel catfish
Overview
Union Lake Map
Weather
60°Feels like 60°
75°
51°
75°51°6:58 AM
8:27 PM
4 mph
West
0 in
Rain
30.03 inHg
Falling
MondayMo
75° / 51°
TuesdayTu
79° / 56°
WednesdayWe
81° / 61°
ThursdayTh
81° / 57°
FridayFr
80° / 57°
SaturdaySa
80° / 65°
Moon Phase
August 24, 2026
87% Illumination
waxing gibbous, getting brighter
MondayMo08/24
TuesdayTu08/25
WednesdayWe08/26
ThursdayTh08/27
FridayFr08/28
SaturdaySa08/29
SundaySu08/30
Get Your Line in the Right Water
Quickly find the best places to fish and plan your day right.
Top Fish Species
Walleye
No survey data
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
