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Hjarnø Forfyr Lighthouse

Iso Green 2s🇩🇰Hedensted Municipality, DKOperational

Location & Light Range

About Hjarnø Forfyr Lighthouse

The Hjarnø Forfyr is a 6-meter tall cylindrical wooden tower built in 1902. It is painted white with three vertical red bars on its seaward face. The light, a green isophase light on a 2-second cycle, is mounted on the outside of the tower near the top. This structure guides ships into Horsens Fjord from its position on the northwest side of Hjarnø island. The site is open to the public, but the tower is closed. The nearest port is Horsens, located 6.5 kilometers away.

Why it matters: This range light is essential for maritime traffic entering Horsens Fjord, providing a critical alignment for safe navigation through the channel.

Light & Optic

Characteristic Signature
Iso Green 2s
Flash Type
Isophase
Light Color
Green
Interval
2s
Raw Code
Iso G 2s
Focal Height
6m
Geographic Range
8.9NM

Construction & History

Year Built
1902

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
6m
Tower Shape
cylindrical
Tower Color
white with three vertical red bars on the seaward face
Material
wood

Structure: square cylindrical wood tower; the light is mounted on the outside of the tower near the top

Location

City
Hedensted Municipality
Country
🇩🇰Denmark
Region
Central Denmark Region
Sea Region
guides ships into the Horsens Fjord. Located on the northwest side of the island of Hjarnø, which lies in the south side of the entrance to the fjord.
Latitude
55.8236°
Longitude
10.0641°

References & Identifiers

Nearest Port
Horsens(6.5 km)
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Frequently Asked Questions

How do mariners identify Hjarnø Forfyr Lighthouse at night?+
Hjarnø Forfyr displays the characteristic Iso Green 2s. 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Hjarnø Forfyr Lighthouse guide vessels into?+
Hjarnø Forfyr Lighthouse assists vessels approaching 5 nearby ports. The closest is Juelsminde at 6.7 NM to the SSW. Other ports served include Horsens (6.9 NM WNW), Endelave (8 NM ESE), Hou Havn (8.2 NM NE), Hov (8.4 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Hjarnø Forfyr Lighthouse still active and maintained?+
Yes, Hjarnø Forfyr 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.
What shipping routes pass near Hjarnø Forfyr Lighthouse?+
Hjarnø Forfyr Lighthouse is located within the Baltic Sea trade route — a vital shipping corridor for trade between Scandinavian, German, Polish, and Baltic state ports. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Hjarnø Forfyr Lighthouse?+
You can track vessels near Hjarnø Forfyr 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.