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Frentress Lake — Boating Conditions
Tides, water temp & weather • Jo Daviess County, IL
Boating Conditions at Frentress Lake
Current wind, air and water temperature, tide times and a 10-day forecast for Frentress Lake on Mississippi River in Jo Daviess County, Illinois. Check conditions before you launch.
Right Now
Overcast
Calm — good conditions to get on the water
Air Temp
67°F
Wind
3 mph
gusts 6 mph
Next Few Hours
Now
⛅
67°
19%
4 mph
11PM
⛅
67°
28%
5 mph
12AM
🌧️
67°
46%
3 mph
1AM
⛅
66°
57%
1 mph
2AM
🌧️
66°
51%
3 mph
3AM
🌧️
66°
67%
11 mph
10-Day Boating Forecast
Sat, 9/19
🌧️
70° / 63°
Wind 14, gusts 24 mph
98% rain
Sun, 9/20
🌧️
67° / 59°
Wind 11, gusts 29 mph
73% rain
Mon, 9/21
⛅
65° / 54°
Wind 13, gusts 30 mph
53% rain
Tue, 9/22
⛅
63° / 49°
Wind 12, gusts 25 mph
31% rain
Wed, 9/23
⛅
67° / 45°
Wind 11, gusts 19 mph
1% rain
Thu, 9/24
⛅
65° / 45°
Wind 8, gusts 12 mph
7% rain
Fri, 9/25
⛅
68° / 54°
Wind 8, gusts 17 mph
6% rain
Sat, 9/26
🌧️
69° / 53°
Wind 9, gusts 15 mph
7% rain
Sun, 9/27
⛅
69° / 45°
Wind 7 mph
15% rain
Mon, 9/28
⛅
70° / 45°
Wind 9, gusts 19 mph
17% 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.
