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Washington County Lake — Boating Conditions
Tides, water temp & weather • Washington County, IL
Boating Conditions at Washington County Lake
Current wind, air and water temperature, tide times and a 10-day forecast for Washington County Lake on Washington County Lake in Washington County, Illinois. Check conditions before you launch.
Right Now
Overcast
Calm — good conditions to get on the water
Air Temp
91°F
Wind
3 mph
gusts 5 mph
Next Few Hours
Now
⛅
91°
3 mph
8PM
⛅
87°
4 mph
9PM
⛅
84°
5 mph
10PM
☀️
82°
4 mph
11PM
⛅
81°
1%
6 mph
12AM
☀️
80°
1%
6 mph
10-Day Boating Forecast
Sat, 9/19
⛅
97° / 73°
Wind 11, gusts 15 mph
1% rain
Sun, 9/20
🌧️
93° / 72°
Wind 20, gusts 29 mph
37% rain
Mon, 9/21
🌧️
77° / 68°
Wind 13, gusts 17 mph
35% rain
Tue, 9/22
⛅
77° / 61°
Wind 12, gusts 19 mph
26% rain
Wed, 9/23
⛅
78° / 57°
Wind 11, gusts 26 mph
1% rain
Thu, 9/24
⛅
76° / 52°
Wind 10, gusts 21 mph
Fri, 9/25
⛅
73° / 55°
Wind 8, gusts 25 mph
3% rain
Sat, 9/26
🌧️
67° / 58°
Wind 8, gusts 25 mph
4% rain
Sun, 9/27
🌧️
77° / 58°
Wind 9, gusts 17 mph
8% rain
Mon, 9/28
☀️
79° / 50°
Wind 8, gusts 16 mph
12% rain
Weather & wave data from Open-Meteo. Tides & water temperature from NOAA CO-OPS. Conditions are estimates for trip planning — always confirm locally and check official marine forecasts before heading out.
