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

Sìwěijiǎo Lighthouse

Fl (2) White 6s🇨🇳Zhanjiang City, CNOperational

Location & Light Range

About Sìwěijiǎo Lighthouse

This 15-meter cylindrical concrete tower, with a focal height of 15 meters, is situated beside a dike at Sìwěijiǎo, about 3 kilometers west of Nǎ'ào. The light displays a white characteristic with two flashes every six seconds, offering a geographic range of 11.9 nautical miles. Haian, the closest port, lies 25.5 kilometers distant.

Why it matters: This structure marks the coastline near Sìwěijiǎo and Nǎ'ào, assisting local shipping traffic.

Light & Optic

Characteristic Signature
Fl (2) White 6s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
6s
Raw Code
Fl W 6s
Focal Height
15m
Geographic Range
11.9NM

Location

City
Zhanjiang City
Country
🇨🇳China
Region
Guangdong
Sea Region
Located beside a dike at Sìwěijiǎo about 3 km west of Nǎ'ào.
Latitude
20.5025°
Longitude
109.8307°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
15m
Tower Shape
cylindrical
Material
concrete

Structure: round concrete tower

References & Identifiers

Nearest Port
Haian(25.5 km)
Admiralty No.
P3327.23.
Live tracking · 50,000+ mariners

Find Sìwěijiǎo Lighthouse on the live nautical map

Plan voyages near China, 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 Sìwěijiǎo Lighthouse at night?+
Sìwěijiǎo displays the characteristic Fl (2) White 6s — 2 white flashes every 6 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 color may indicate a specific sector or warning zone.
Which ports and harbors does Sìwěijiǎo Lighthouse guide vessels into?+
Sìwěijiǎo Lighthouse assists vessels approaching 5 nearby ports. The closest is Haian at 25.5 NM to the ESE. Other ports served include HAIAN (27 NM ESE), Liusha (27.3 NM NNE), Xiuyu Pt (32.7 NM SSE), Haikou Pt (33.9 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Sìwěijiǎo Lighthouse still active and maintained?+
Yes, Sìwěijiǎo 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 Sìwěijiǎo Lighthouse?+
You can track vessels near Sìwěijiǎo 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.