Loading lake details...
Loading lake details...

Grand Marais, MN · Cook County
Right Now
Cloudy
Water
54°
Wind
8 mph
SSE
Gusts
19 mph
Pressure
29.43
falling
Forecast - Thu, Jun 11
High / Low
74° / 55°
Wind
10 mph
gusts 31 mph
Precip
70%
UV
4
Sunrise
10:02 AM
Sunset
2:02 AM
Today Read
Loon LakeWind read
Moderate
10 mph avg
Water read
54°
Cool-water mix
Air range
55° / 74°
today
Precip
70%
watch timing
Today's forecast for Loon Lake has moderate wind, 55F to 74F air temperatures, 70% chance of precipitation, and 54F 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
Transition temps can split fish between warming edges and deeper comfort zones. 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
Short window onlyFishing Forecast
waning crescent
Major
2:03 PM - 4:33 PM
Minor
6:44 AM - 8:14 AM
Detailed temperature readings across your lake.
No credit card required for preview
Water Temperature History
Current
61°
Jun 21
Low
32°
Feb 2
Average
48°
Last 12 Months
Warmest avg: July (66°F)
Coolest avg: February (35°F)
Rapid warming: April → May (+12°F)
Sharpest cooling: August → September (-11°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
12am - 11pm
Peak Wind
15 mph
12pm
Peak Gust
31 mph
highest gust
Pressure
29.45 inHg
steady
Visibility
7 mi
79% 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 54°F -- good for cool-water species.
Nearby Lakes
FAQ
Loon Lake covers 1095.00 acres (1.71 square miles) with a maximum depth of 61.57 meters (~202 feet).
Loon Lake is located in Grand Marais, Cook County, MN. It is accessible to the public for outdoor activities.