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

Watanoha Lighthouse

Fl W 5s🇯🇵Northeastern Honshū, JPOperational

Location & Light Range

About Watanoha Lighthouse

This lighthouse features a round concrete tower painted white, reaching a height of 39 meters. Its light source is positioned 36 meters above sea level. The navigation aid emits a white light, displaying a single flash every 5 seconds. Its geographic range extends for 5 nautical miles.

Light & Optic

Characteristic Signature
Fl W 5s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
5s
Raw Code
Fl.W. period 5s
Focal Height
36m
Geographic Range
5NM

Location

City
Northeastern Honshū
Country
🇯🇵JP
Latitude
38.3882°
Longitude
141.3660°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
39m
Tower Shape
round
Tower Color
white
Material
concrete

Structure: White round concrete tower; 39

References & Identifiers

Admiralty No.
M6534
NGA No.
4380
Live tracking · 50,000+ mariners

Find Watanoha Lighthouse on the live nautical map

Plan voyages near JP, 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 Watanoha Lighthouse at night?+
Watanoha displays the characteristic Fl W 5s — 1 white flash every 5 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.
Which ports and harbors does Watanoha Lighthouse guide vessels into?+
Watanoha Lighthouse assists vessels approaching 5 nearby ports. The closest is Watanoha at 1.1 NM to the N. Other ports served include Ishinomaki (3.7 NM WNW), Oginohama (3.9 NM ESE), Onagawa (5.3 NM NE), Akehama (5.4 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Watanoha Lighthouse still active and maintained?+
Yes, Watanoha 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 Watanoha Lighthouse?+
Watanoha Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Watanoha Lighthouse?+
You can track vessels near Watanoha 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.