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Jacksonville, IL · Morgan County
Right Now
Cloudy
Water
70°
Wind
7 mph
ENE
Gusts
13 mph
Pressure
29.89
steady
Forecast - Sat, May 23
High / Low
78° / 62°
Wind
4 mph
gusts 9 mph
Precip
66%
UV
4
Sunrise
10:40 AM
Sunset
1:15 AM
Today Read
Lake JacksonvilleWind read
Calm
4 mph avg
Water read
70°
Warm-water bite
Air range
62° / 78°
today
Precip
66%
watch timing
Today's forecast for Lake Jacksonville has calm wind, 62F to 78F air temperatures, 66% chance of precipitation, and 70F 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
first quarter
Major
12:08 AM - 2:38 AM
Minor
5:27 PM - 6:57 PM
Detailed temperature readings across your lake.
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Fish Species
7Water Temperature History
Current
77°
May 31
Low
35°
Nov 16
Average
60°
Last 12 Months
Warmest avg: July (81°F)
Coolest avg: December (39°F)
Rapid warming: April → May (+13°F)
Sharpest cooling: October → November (-16°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
12am - 11pm
Peak Wind
6 mph
2pm
Peak Gust
9 mph
highest gust
Pressure
29.91 inHg
steady
Visibility
11 mi
99% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Pressure stability helps plan windows
Tap chart points for pressure details
Nearby Lakes
Fishing Forecast
2/5first quarter
Water at 70°F -- warm-water species active.
Fish Species
7Nearby Lakes
FAQ
Lake Jacksonville covers 476.00 acres (0.74 square miles) with a maximum depth of 9.45 meters (~31 feet).
Lake Jacksonville is located in Jacksonville, Morgan County, IL. It is accessible to the public for outdoor activities.