Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Round Island Lighthouse

Fl W 2.5s🇨🇦Michigan's Eastern Upper Peninsula, CAInactive

Location & Light Range

About Round Island Lighthouse

Round Island Light is situated on Round Island in Michigan's Eastern Upper Peninsula, approximately one mile from the Ontario border. This lighthouse features a focal height of 15 meters and emits a white light. The structure is no longer operational.

Background
Round Island Light is a lighthouse on Round Island in the St. Marys River. It is in Michigan, about a mile from the Ontario border.

Light & Optic

Characteristic Signature
Fl W 2.5s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
2.5s
Focal Height
15m

References & Identifiers

Wikipedia
Read on Wikipedia →
Wikidata
Q115605018 →

Location

City
Michigan's Eastern Upper Peninsula
Country
🇨🇦CA
Latitude
46.1091°
Longitude
-84.0200°

Nearby Vessels

Flag
Type
Name
Dist.
Live tracking · 50,000+ mariners

Find Round Island Lighthouse on the live nautical map

Plan voyages near CA, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Round Island Lighthouse at night?+
Round Island displays the characteristic Fl W 2.5s — 1 white flash every 2.5 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area.
Which ports and harbors does Round Island Lighthouse guide vessels into?+
Round Island Lighthouse assists vessels approaching 5 nearby ports. The closest is De Tour Village at 8.6 NM to the SE. Other ports served include DRUMMOND ISLAND (9.4 NM SE), CEDARVILLE (15.8 NM WSW), THESSALON MUNICIPAL (21.3 NM ENE), Sault Sainte Marie (27.2 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Round Island Lighthouse still active and maintained?+
Round Island Lighthouse is currently listed as inactive. It may have been decommissioned, replaced by a different navigation aid, or temporarily taken out of service. Mariners should check the latest Notices to Mariners for current status.
How can I track vessels near Round Island Lighthouse?+
You can track vessels near Round Island Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.