ROYN/OGN METAR Yonaguni Airport

Yonaguni, Okinawa PrefectureElevation 70 ftMedium airport

CURRENT STATUS

MVFR44 min old

Ceiling 1,700 ft, visibility 4.35 SM.

FLIGHT CATEGORY

MVFR

ceiling & visibility

WIND

030@17

steady

VISIBILITY

4.35 SM

7 km

CEILING

1,700 ft

lowest BKN/OVC

DENSITY ALT

1,223 ft

+1,153 ft vs field

CURRENT METAR

Decoded observation

Observed 0100Z (10:00 AM local) · 44 min old

ROYN is currently MVFR. Winds are from the northeast at 17 knots. Visibility is 4.35 statute miles. The ceiling is 1,700 feet AGL. The main issue is ceiling 1700 ft agl (mvfr).

WIND

30° at 17 kt

Steady.

VISIBILITY

4.35 statute miles

7 km, reduced (MVFR).

CEILING & SKY

Ceiling 1,700 ft

Lowest broken or overcast layer.

TEMP / DEWPOINT

26°C / 24°C

79°F / 75°F. 2°C spread.

ALTIMETER

30.09 inHg

1019 hPa, above standard.

WEATHER & HAZARDS

LOW CIG, LOW VIS

Ceiling 1700 ft AGL (MVFR).

Codes in this report: AUTO BKN OVC

Hover or tap any group for a plain-English explanation.

SUGGESTED RISK · TRAINING USE

Suggested risk level: Moderate

›Conditions are MVFR.

›No TAF available for this airport.

A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Pilot weather notes

Current aviation conditions show flight category MVFR, wind from 30° at 17 kt, visibility 4.35 SM, ceiling 1,700 ft. No extended National Weather Service forecast is available for this location. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

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RUNWAYS & WIND

1 runway · crosswind ranking

ON-FIELD METAR

READING THE BARB · SWIPE FOR MORE →

Calm

5 kt

10 kt

15 kt

20 kt

25 kt

30 kt

35 kt

40 kt

45 kt

50 kt

65 kt

75 kt

100 kt

105 kt

Half feather = 5 kt, full = 10 kt, filled pennant = 50 kt; add them up. The staff points the direction the wind blows from.

WIND USED

030° at 17 kt

Components computed from the current on-field METAR wind.

RECOMMENDED

RWY 0812 kt headwind · 12 kt crosswind

RUNWAYS BY WIND · best end

HEAD

12 kt

CROSS

12 kt L

BEST

HEAD

12 kt tail

CROSS

12 kt R

X-WIND

Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.

RUNWAYS

Runway detail

08/26

Dimensions

4,920 x 150 ft

Surface

ASP

Lighting

Lighted

FIELD CONDITIONS

Performance & density altitude

Density altitude

1,223 ft

Pressure altitude

-100 ft

Field elevation

70 ft MSL

Temperature

26°C (79°F)

Dewpoint

24°C (75°F)

Altimeter

30.09 inHg

Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

0912Z 6:12 PM

Sunrise

2151Z 6:51 AM

Loggable night

0936Z (6:36 PM local) → 2128Z (6:28 AM local)

end of evening to start of morning civil twilight

Position lights required

0912Z (6:12 PM local) → 2151Z (6:51 AM local)

sunset to sunrise (91.209)

Night passenger currency

1012Z (7:12 PM local) → 2051Z (5:51 AM local)

1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Yonaguni Airport is in Yonaguni, Okinawa Prefecture. Field elevation 70 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

UseScheduled service

TypeMedium airport

Airline serviceYes

CHARTS & AIRSPACE

ICAO / IATAROYN / OGN

RegionOkinawa Prefecture

CountryJapan

Coordinates24.4673, 122.9798

SERVICES & LIGHTING

Control towerNon-towered

FREQUENCIES

Communications

118.5

REMOTE

A/G

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

Current flight category at nearby reporting stations.

ROIG New Ishigaki Airport

69 NM E

VFR

RCSS Taipei Songshan International Airport

VFR

RCTP Taiwan Taoyuan International Airport

102 NM W

MVFR

OFFICIAL LINKS & SOURCES

↗Official METAR on AviationWeather.gov

↗Wikipedia

↗ROYN on OurAirports

FREQUENTLY ASKED

Does ROYN have a METAR?

Yes. ROYN has a current METAR observation, decoded into plain English on this page.

Does ROYN have a TAF?

When ROYN issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.

What is the field elevation at ROYN?

ROYN sits at 70 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for ROYN?

No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.

This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.