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Mackinaw, IL · Tazewell County
Right Now
Clear
Water
71°
Wind
8 mph
N
Gusts
14 mph
Pressure
30.03
steady
Forecast - Thu, May 14
High / Low
71° / 42°
Wind
5 mph
gusts 20 mph
Precip
0%
UV
8
Sunrise
10:41 AM
Sunset
1:06 AM
Today Read
Brock LakeWind read
Calm
5 mph avg
Water read
71°
Warm-water bite
Air range
42° / 71°
today
Precip
0%
low concern
Today's forecast for Brock Lake has calm wind, 42F to 71F air temperatures, 0% chance of precipitation, and 71F water.
The planner reads this page's water temp, forecast, fish species, solunar timing, reports, and imagery context so you can decide what to throw, when to go, and when to move.
Today's AI read
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. Wind is not the main constraint, so timing and presentation can drive the plan. With a weak solunar score, favor stable weather windows.
Uses this lake data
Trip read from the AI planner
Short window onlyFishing Forecast
waning crescent
Major
3:19 PM - 5:49 PM
Minor
8:28 AM - 9:58 AM
Detailed temperature readings across your lake.
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Water Temperature History
Current
78°
May 24
Low
38°
Jan 4
Average
63°
Last 12 Months
Warmest avg: July (86°F)
Coolest avg: December (39°F)
Rapid warming: February → March (+13°F)
Sharpest cooling: October → November (-21°F)
Nearby Lakes
Fishing Forecast
2/5waning crescent
Water at 71°F -- warm-water species active.
Nearby Lakes
FAQ
Brock Lake covers 10.00 acres (0.02 square miles) with a maximum depth of 4.27 meters (~14 feet).
Brock Lake is located in Mackinaw, Tazewell County, IL. It is accessible to the public for outdoor activities.