MI · Reservoir
Union Lake
Water conditions
No streamgage and no recent weather for this water yet — see the best-times below, which are computed from date and location.
Weather
Weather not yet loaded for this water.
Best times today
- Major period19:21–21:21
- Minor period00:17–01:17
- Major period07:56–09:56
- Minor period16:41–17:41
Moonrise 00:47 · Moonset 17:11 · times UTC-6 (approx)
Recently stocked
- Walleye · 52,652 · 3.48Jun 27, 2023
- Walleye · 20,135 · 3.48Jun 15, 2022
- Walleye · 20,432 · 4.06Jun 15, 2022
- Walleye · 15,446 · 3.53Jul 11, 2019
- Walleye · 71,023 · 3.53Jul 9, 2019
- Walleye · 24,711 · 4.34Jun 28, 2017
- Walleye · 24,942 · 4.29Jun 20, 2017
- Walleye · 23,605 · 3.4Jun 6, 2017
- Walleye · 13,700 · 3.68Jun 19, 2015
- Walleye · 33,392 · 3.3Jun 9, 2015
- Walleye · 9,345 · 3.73Jun 3, 2015
- Walleye · 3,632 · 3.02Jun 3, 2015
- Walleye · 8,010 · 3.73Jun 2, 2015
- Walleye · 70,567 · 4.8Jun 24, 2014
- Walleye · 49,097 · 5.84Jun 12, 2012
- Walleye · 98,597 · 2.9Jun 21, 2011
- Walleye · 94,214 · 4.47Jun 21, 2005
- Walleye · 69,420 · 2.87Jun 3, 2003
- Walleye · 70,603 · 4.7Jun 19, 2001
- Redear Sunfish · 893 · 10.7Jun 21, 2000
- Walleye · 33,344 · 4.6Jun 6, 2000
- Redear Sunfish · 1,392 · 14.2Nov 8, 1999
- Redear Sunfish · 1,293 · 16.3Nov 12, 1998
- Redear Sunfish · 254 · 15.5Nov 2, 1998
- Walleye · 40,769 · 6.1Jul 1, 1997
- Walleye · 130,970 · 4.3Jun 13, 1995
- Walleye · 50,364 · 3.8Jun 9, 1994
- Walleye · 80,076 · 5.1Jun 9, 1994
- Walleye · 65,031 · 5.3Jun 30, 1993
- Walleye · 66,183 · 6.4Jun 22, 1993
- Walleye · 10,935 · 7.9Jul 16, 1991
- Rainbow Trout · 23,000 · 15.9Mar 27, 1990
- Fish · 23,000 · 16.5Mar 21, 1990
- Lake Trout · 5,100 · 19.4Oct 12, 1989
- Walleye · 9,853 · 4.6Jun 23, 1989
- Walleye · 6,075 · 4.9Jun 22, 1989
- Rainbow Trout · 19,025 · 17.9May 11, 1989
- Rainbow Trout · 3,975 · 18.1Apr 10, 1989
- Walleye · 9,459 · 6.9Jul 14, 1988
- Walleye · 15,730 · 6.9Jul 13, 1988
- Lake Trout · 5,500 · 5.0Jun 9, 1988
- Rainbow Trout · 23,000 · 16.4Apr 21, 1988
- Fish · 19,500 · 16.1Mar 28, 1988
- Rainbow Trout · 23,000 · 16.3Apr 16, 1987
- Walleye · 425 · 13.7Oct 21, 1986
- Walleye · 11 · 21.8Oct 16, 1986
- Walleye · 4,693 · 6.3Jul 16, 1986
- Rainbow Trout · 23,000 · 17.4May 19, 1986
- Fish · 10,100 · 20.1May 4, 1986
- Fish · 10,000 · 20.6Apr 22, 1986
What to throw
Walleye
No exact temperature rule — widened by temperature.
temp n/a, clarity n/a, summer → trolled deep over structure shad crankbait
Why we say this: In-Fisherman summer walleye trolling
Rainbow Trout
No exact temperature rule — widened by temperature.
temp n/a, clarity n/a, summer → trolled over deeper water silver spoon
Why we say this: In-Fisherman summer trout guidance
Brown Trout
No exact temperature rule — widened by temperature.
temp n/a, clarity n/a, summer → twitched at dawn near cover natural shad jerkbait
Why we say this: In-Fisherman summer brown trout
Gear partners
Sonar and lake mapping earn their keep on a water like Union Lake — find the depth and structure the bite is holding on, then match it to the picks above.
- Electronics & fish finders: Garmin · Bass Pro Shops — Fish finders, sonar & lake mapping
- Rods & reels: Abu Garcia (Pure Fishing) · Bass Pro Shops
- Boats & marine: Bass Pro Shops — Boats, trolling motors & marine gear
Nearby & related
Stocked nearby in the last two weeks
- Lake Missaukee · Walleye · 149 miJun 29, 2026
- Lake Margrethe · Walleye · 157 miJun 29, 2026
- Bear Lake · Walleye · 186 miJun 30, 2026
- Lake Michigan · Walleye · 193 miJul 1, 2026
- Indian Lake · Walleye · 274 miJul 7, 2026
- Huron Lake · 400 miJun 30, 2026
Nearby waters
- Long Lake 1 mi
- Middle Straits Lake 2 mi
- Cedar Island Lake 3 mi
- Elizabeth Lake 3 mi
- Sugden Lake 3 mi
- Crescent Lake 3 mi
Waters with the same fish
- Angels Creek · CA
- Antelope Creek · CA
- Antelope Lake · CA
- Ash Creek · CA
- Atascadero Lake · CA
- Avocado Lake · CA
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