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Posen, IL · Washington County
Right Now
Windy
Water
76°
Wind
15 mph
SSW
Gusts
27 mph
Pressure
29.74
steady
Forecast - Fri, Jun 12
High / Low
84° / 68°
Wind
6 mph
gusts 20 mph
Precip
90%
UV
10
Sunrise
10:33 AM
Sunset
1:21 AM
Today Read
Washington County LakeWind read
Calm
6 mph avg
Water read
76°
Warm-water bite
Air range
68° / 84°
today
Precip
90%
watch timing
Today's forecast for Washington County Lake has calm wind, 68F to 84F air temperatures, 90% chance of precipitation, and 76F 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 matters today; use it only where control stays safe. With a weak solunar score, favor stable weather windows.
Uses this lake data
Trip read from the AI planner
Scout firstFishing Forecast
waning crescent
Major
2:53 PM - 5:23 PM
Minor
7:31 AM - 9:01 AM
Detailed temperature readings across your lake.
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Water Temperature History
Current
80°
Jun 21
Low
32°
Jan 1
Average
55°
Last 12 Months
Warmest avg: May (72°F)
Coolest avg: December (34°F)
Rapid warming: March → April (+16°F)
Sharpest cooling: June → July (-19°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
5am - 4am
Peak Wind
9 mph
5am
Peak Gust
20 mph
highest gust
Pressure
29.85 inHg
rising
Visibility
9 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
2/5waning crescent
Water at 76°F -- warm-water species active.
Nearby Lakes
FAQ
Washington County Lake covers 286.52 acres (0.45 square miles) with a maximum depth of 4.24 meters (~14 feet).
Washington County Lake is located in Posen, Washington County, IL. It is accessible to the public for outdoor activities.