Share this page

Five Finger Islands Light

Location: Frederick Sound near Petersburg, AK

Local Marine Forecast.

Small Craft Advisory 
Southeast Alaska Coastal Waters from Dixon Entrance to Cape Suckling out 100 NM Wind forecasts reflect the predominant speed and direction expected. Seas forecasts represent the average of the highest one-third of the combined windwave and swell height. ...SMALL CRAFT ADVISORY DUE TO SEAS THROUGH TUESDAY...

Latest Condiitions.

About Five Finger Islands Light


The location of the light is Frederick Sound. The nearest city is Petersburg, AK. The station was first established in 1902. The current lighthouse was first lit in 1935.

The lighthouse is a square concrete tower atop a dwelling.

The tower has a flashing white light at a focal plane height of 81 ft above mean high water. The light has a nominal range of 18 nautical miles. The tower height is 68 ft. The light has a period of 10 seconds.

Open to the Public?: Yes    Active?: Yes

Identification number: 6-23280 (U.S.)

The light was automated in 1984.

Emergency light Fl W 6s of reduced intensity when main light is extinguished.

In 2003-2004, the General Services Division transferred the deed for the island and lighthouse to the Juneau Lighthouse Association (JLA). In 2008, The Alaska Whale Foundation in agreement with the JLA began studies of humpback whales using the island and lighthouse to gather environmental data.

A 'flashing' light is a light in which the total duration of light in a period is shorter than the total duration of darkness and the appearances of light (flashes) are usually of equal duration. So in the 10 second period, the light is on for less than 5 then off for more than 5.

Five Finger Islands Light was listed on the National Register of Historic Places on May 12, 2004, reference number 04000416.

Directions to Five Finger Islands Light from your Location