KOEN
West Sister Island Light in the middle, with the lights within 20 km, in their listed colours.
West Sister Island Light — light characteristic, height, range
One white flash every 4 seconds
Count 4 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 4s
- Height
- 55 ft · 17 m
- Nominal range
- 9 mi = 14 km
- Structure
- Tower.
- Remarks
- Light obscured by trees from 210° thru 269°, other scattered trees obscure light at intervals.
- Position
- 41.7370°N, 83.1106°W · OH

Lights nearby
- UT LAKE ERIE CENTER AWhite, 1 s on and 1 s off · 1.6 km
- NOAA GLERL WLE 13 West Sister Island Wave Buoy 1One yellow flash every 4 seconds · 1.9 km
- Battle of Lake Erie Lighted BuoyOne white flash every 6 seconds · 6.5 km
- UT LAKE ERIE CENTER CWhite, 1 s on and 1 s off · 10 km
- Maumee Bay Entrance Lighted Buoy 1Continuous quick green flashes · 12 km
- Maumee Bay Entrance Light 2One red flash every 2.5 seconds · 12 km
- Maumee Bay Lighted Buoy 5One green flash every 4 seconds · 12 km
- Maumee Bay Lighted Buoy 6One red flash every 4 seconds · 13 km
Not for navigation. Use official NOAA charts and USCG Local Notices to Mariners.
Real periods; the phase is reconstructed from a fixed clock (real lights don't keep time with each other).
Sources: U.S. Coast Guard Light List (opens in a new tab) · Checked