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Big Portage Lake Public Water Access Site — Boating Conditions
Tides, water temp & weather • Cass County, MN
Boating Conditions at Big Portage Lake Public Water Access Site
Current wind, air and water temperature, tide times and a 10-day forecast for Big Portage Lake Public Water Access Site on Big Portage (West Bay) in Cass County, Minnesota. Check conditions before you launch.
Right Now
Clear
Calm — good conditions to get on the water
Air Temp
51°F
Wind
6 mph
gusts 15 mph
Next Few Hours
Now
☀️
49°
6 mph
11PM
☀️
48°
4 mph
12AM
☀️
46°
4 mph
1AM
☀️
45°
5 mph
2AM
☀️
44°
4 mph
3AM
☀️
44°
4 mph
10-Day Boating Forecast
Mon, 9/21
⛅
61° / 42°
Wind 9, gusts 17 mph
Tue, 9/22
☀️
61° / 42°
Wind 10, gusts 17 mph
1% rain
Wed, 9/23
⛅
62° / 43°
Wind 12, gusts 28 mph
7% rain
Thu, 9/24
🌧️
60° / 54°
Wind 13, gusts 30 mph
62% rain
Fri, 9/25
🌧️
63° / 56°
Wind 15, gusts 34 mph
15% rain
Sat, 9/26
🌧️
66° / 59°
Wind 15, gusts 35 mph
39% rain
Sun, 9/27
🌧️
68° / 46°
Wind 8, gusts 26 mph
20% rain
Mon, 9/28
🌧️
70° / 50°
Wind 19, gusts 34 mph
42% rain
Tue, 9/29
🌧️
63° / 46°
Wind 15, gusts 26 mph
42% rain
Wed, 9/30
⛅
68° / 44°
Wind 13, gusts 33 mph
20% 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.
