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Sullivan, IN · Sullivan County
Right Now
Cloudy
Water
70°
Wind
7 mph
NE
Gusts
16 mph
Pressure
29.88
falling
Forecast - Sat, May 23
High / Low
75° / 60°
Wind
4 mph
gusts 11 mph
Precip
88%
UV
5
Sunrise
10:30 AM
Sunset
1:02 AM
Today Read
Lake SullivanWind read
Calm
4 mph avg
Water read
70°
Warm-water bite
Air range
60° / 75°
today
Precip
88%
watch timing
Today's forecast for Lake Sullivan has calm wind, 60F to 75F air temperatures, 88% 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
FishableFishing Forecast
first quarter
Major
11:57 PM - 2:27 AM
Minor
5:15 PM - 6:45 PM
Detailed temperature readings across your lake.
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Fish Species
6Water Temperature History
Current
73°
May 31
Low
32°
Feb 1
Average
62°
Last 12 Months
Warmest avg: June (80°F)
Coolest avg: January (43°F)
Rapid warming: April → May (+10°F)
Sharpest cooling: October → November (-20°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
12am - 11pm
Peak Wind
5 mph
10am
Peak Gust
11 mph
highest gust
Pressure
29.89 inHg
steady
Visibility
8 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
6Nearby Lakes
FAQ
Lake Sullivan covers 461.00 acres (0.72 square miles)
Lake Sullivan is located in Sullivan, Sullivan County, IN. It is accessible to the public for outdoor activities.