Launch Conditions
Use cautionLaunch with caution — limited daylight.
- Advisories
- None active
- Daylight
- Past sunset (8:28 PM)
Live from the National Weather Service, USGS, and NOAA. A guide, not a substitute for official forecasts and your own judgment.
Launch Light & Moon — June 24
local timeFirst Quarter (67% illuminated). Average fishing outlook by moon phase — focus on dawn and dusk bite windows.
Location
Quick Facts: Grand Marais ramp
| Location | Centreville township, Illinois |
|---|---|
| Waterbody | Grand Marais Lake |
| Access Type | Public - Free |
| Coordinates | 38.583102, -90.083468 |
| Hours | Check on site |
| County | Saint Clair County |
Grand Marais ramp is a public boat launch providing access to Grand Marais Lake in Centreville township, Illinois at coordinates 38.58310, -90.08347.
Grand Marais ramp is a public boat launch on Grand Marais Lake in Centreville township, Saint Clair County, Illinois. 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. This page shows 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 Centreville township • public launch in Saint Clair County • fishing access on Grand Marais Lake • Illinois boat launch
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Frequently Asked Questions About Grand Marais ramp
Is Grand Marais ramp free to use?
Yes, Grand Marais ramp is a public boat launch with free access in Centreville township, Illinois.
What water does Grand Marais ramp access?
Grand Marais ramp provides boat launch access to Grand Marais Lake in Centreville township, Illinois.
How do I get to Grand Marais ramp?
Grand Marais ramp is located at coordinates 38.583102, -90.083468 in Centreville township, Illinois. Use the "Get Directions" buttons on this page to navigate with Google Maps or Apple Maps.
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Alternative Boat Launches Nearby
Boaters have 6 other launch options within 8.6 mi, each offering access to nearby waters with varying facilities and conditions.