Launch Conditions
Use cautionLaunch with caution — limited daylight.
- Advisories
- None active
- Daylight
- Past sunset (8:51 PM)
- Water level
- 3.84 ft
Live from the National Weather Service, USGS, and NOAA. A guide, not a substitute for official forecasts and your own judgment.
Live Water Conditions on Grand Portage Lake
Updated 14 min agoSource: USGS station 05357335 — BEAR RIVER NEAR MANITOWISH WATERS, WI · 8.8 mi from Grand Portage Lake
Launch Light & Moon — July 11
local timeWaning Crescent (14% illuminated). Good fishing outlook — the moon is approaching a major phase.
Location
Quick Facts: Grand Portage Lake Ramp
| Location | TOWN OF MERCER, Wisconsin |
|---|---|
| Waterbody | Grand Portage Lake |
| Access Type | Public - Free |
| Coordinates | 46.168867, -90.055636 |
| Hours | Check on site |
| County | Iron |
Grand Portage Lake Ramp is a public boat launch providing access to Grand Portage Lake in TOWN OF MERCER, Wisconsin at coordinates 46.16887, -90.05564. Data published by Wisconsin Department of Natural Resources (WI DNR).
Grand Portage Lake Ramp is a public boat launch on Grand Portage Lake in TOWN OF MERCER, Iron County, Wisconsin. As a public launch it is open to all boaters; state- and county-run ramps like this are typically free or charge only a modest day-use fee. Facility details on record include ramp surface: Concrete, launch type: Ramp, ada accessible: No. This page shows live USGS water level and temperature, sunrise, sunset, and moon-phase times for the launch, updated automatically. There are 6 other mapped boat ramps within about 15 miles if conditions here aren't right.
Related: boat ramp near TOWN OF MERCER • public launch in Iron • fishing access on Grand Portage Lake • Wisconsin boat launch
Facilities & Amenities
| Ramp Surface | Concrete |
|---|---|
| Launch Type | Ramp |
| ADA Accessible | No |
| Managed By | Township |
Facility details from the managing agency's public records.
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Frequently Asked Questions About Grand Portage Lake Ramp
Is Grand Portage Lake Ramp free to use?
Yes, Grand Portage Lake Ramp is a public boat launch with free access in TOWN OF MERCER, Wisconsin.
What water does Grand Portage Lake Ramp access?
Grand Portage Lake Ramp provides boat launch access to Grand Portage Lake in TOWN OF MERCER, Wisconsin.
How do I get to Grand Portage Lake Ramp?
Grand Portage Lake Ramp is located at coordinates 46.168867, -90.055636 in TOWN OF MERCER, Wisconsin. Use the "Get Directions" buttons on this page to navigate with Google Maps or Apple Maps.
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Alternative Boat Launches Nearby
The area surrounding Grand Portage Lake Ramp includes 6 other public boat ramps within 2.4 mi, giving boaters flexibility in choosing their access point.