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Flesa Lighthouse

Oc (2) White/Red/Green 8s🇳🇴Frøya, NOOperational

Location & Light Range

About Flesa Lighthouse

Also known as: Flesa (Frøyfjord)

This lighthouse stands on a small skerry marking the eastern entrance to the Frøyfjord, a passage between the islands of Frøya and Hitra. The structure consists of a 6-meter lantern, painted white with a red roof, supported by piles. Its focal height is 8 meters, and it emits two white, red, or green flashes every 8 seconds, depending on the direction. The geographic range of the light is 9.7 nautical miles. While the site is open to visitors arriving by boat, the tower itself is closed to the public. The nearest port is Ansnes, 5.4 kilometers away.

Why it matters: Flesa lighthouse guides vessels through the eastern Frøyfjord passage and warns them of the skerry. Its directional light provides specific guidance for safe navigation in this area.

Light & Optic

Characteristic Signature
Oc (2) White/Red/Green 8s
Flash Type
Occulting
Light Color
White/Red/Green
Flash Count
2 flashes
Interval
8s
Raw Code
Oc(2) WRG 8s
Focal Height
8m
Geographic Range
9.7NM

Location

City
Frøya
Country
🇳🇴Norway
Region
Trøndelag
Sea Region
Skerry in the eastern entrance to the Frøyfjord, the passage between Frøya and Hitra
Latitude
63.6773°
Longitude
8.8162°

References & Identifiers

Nearest Port
Ansnes(5.4 km)
Admiralty No.
L1419
NGA No.
7820

Tower & Structure

Tower Height
6m
Tower Color
white with a red roof

Structure: A 6m lantern, painted white with a red roof, mounted on a platform supported by piles.

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Flesa Lighthouse at night?+
Flesa displays the characteristic Oc (2) White/Red/Green 8s — 2 white/red/green flashes every 8 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. The white/red/green color may indicate a specific sector or warning zone.
Which ports and harbors does Flesa Lighthouse guide vessels into?+
Flesa Lighthouse assists vessels approaching 5 nearby ports. The closest is Hammarvika - Frøya at 0.6 NM to the NW. Other ports served include Dolmøy (1.9 NM SSW), Sistranda (2.4 NM N), Siholmen (3.4 NM N), Ansnes (5.4 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Flesa Lighthouse still active and maintained?+
Yes, Flesa Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Flesa Lighthouse?+
You can track vessels near Flesa 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.