WxDecoder

RJTY/OKO METAR & TAF Yokota Air Base

Fussa, Tōkyō PrefectureElevation 463 ftMedium airport
CURRENT STATUS
IFR42 min old
Ceiling 500 ft, visibility 6 SM, mist.
FLIGHT CATEGORY
IFR
ceiling & visibility
WIND
010@8
steady
VISIBILITY
6 SM
9.7 km
CEILING
500 ft
lowest BKN/OVC
DENSITY ALT
671 ft
+208 ft vs field
CURRENT METAR

Decoded observation

Observed 1455Z (11:55 PM local) · 42 min old

RJTY is currently IFR. Winds are from the north at 8 knots. Visibility is 6 statute miles. The ceiling is 500 feet AGL. Reported weather: mist. Main concerns: Ceiling 500 ft AGL.

WIND
10° at 8 kt
Steady.
VISIBILITY
6 statute miles
9.7 km, good.
CEILING & SKY
Ceiling 500 ft
Lowest broken or overcast layer.
TEMP / DEWPOINT
16°C / 15°C
61°F / 59°F. 1°C spread.
ALTIMETER
29.94 inHg
1013.9 hPa, near standard.
WEATHER & HAZARDS
BR, LOW CIG
Mist reported.

Codes in this report: BR OVC RMK CIG

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

REMARKS: DECODED
AO2A
automated station with observer augmentation
CIG
unrecognized remark group
004
unrecognized remark group
RWY18
unrecognized remark group
SLP141
sea-level pressure 1014.1 hPa
60002
0.02 inches of precipitation in the last 3-6 hours
T01630153
precise temperature 16.3°C, dew point 15.3°C
401960162
24-hour maximum 19.6°C, minimum 16.2°C
58018
3-hour pressure tendency: falling quickly (1.8 hPa change)
TERMINAL AERODROME FORECAST

TAF timeline

Issued 1300Z (10:00 PM local) · valid to 1900Z (4:00 AM local)

RJTY forecast starts IFR at 13Z. Worst period is 13Z to 19Z with LIFR possible (LOW CIG, LOW VIS, LOW CIG). Best period is 14Z to 19Z (VFR). Overall the forecast improves over the period.

  • Maximum temperature 21°C expected at 0500Z on day 27.
  • Minimum temperature 16°C expected at 1300Z on day 26.
BKN005500 ft · 3 SM
BKN005500 ft · 3 SM
BKN0101,000 ft · 5 SM
BKN0202,000 ft
VFR
1300Z10:00 PM1900Z4:00 AM0100Z10:00 AM0700Z4:00 PM1300Z10:00 PM1900Z4:00 AM

Codes in this report: BR BKN OVC TEMPO BECMG 9999 NSW SCT

Tap any group to decode it.

SUGGESTED RISK · TRAINING USE

Suggested risk level: Severe

›Conditions are IFR.
›Low ceiling: 500 ft AGL.
›Mist reported.
›Forecast: ceiling 500 ft AGL.

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 IFR, wind from 10° at 8 kt, visibility 6 SM, ceiling 500 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
NESW1836 10°10°8 kt10°10° 810°
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
010° at 8 kt
Components computed from the current on-field METAR wind.
RECOMMENDED
RWY 368 kt headwind · 3 kt crosswind
RUNWAYS BY WIND · best end
36
HEAD
8 kt
CROSS
3 kt R
BEST
18
HEAD
8 kt tail
CROSS
3 kt L
OK
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail

18/36
Dimensions
11,000 x 200 ft
Surface
CON
Lighting
Lighted
FIELD CONDITIONS

Performance & density altitude

Density altitude
671 ft
Pressure altitude
443 ft
Field elevation
463 ft MSL
Temperature
16°C (61°F)
Dewpoint
15°C (59°F)
Altimeter
29.94 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
0754Z 4:54 PM
Sunrise
2059Z 5:59 AM
Loggable night
0820Z (5:20 PM local) → 2033Z (5:33 AM local)
end of evening to start of morning civil twilight
Position lights required
0754Z (4:54 PM local) → 2059Z (5:59 AM local)
sunset to sunrise (91.209)
Night passenger currency
0854Z (5:54 PM local) → 1959Z (4:59 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

Yokota Air Base is in Fussa, Tōkyō Prefecture. Field elevation 463 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeMedium airport
CHARTS & AIRSPACE
ICAO / IATARJTY / OKO
RegionTōkyō Prefecture
CountryJapan
Coordinates35.7485, 139.3480
SERVICES & LIGHTING
Control towerTowered
FREQUENCIES

Communications

29.21
AG
A/G
118.3
RADAR ADVSY SVC
AAS
118.3
APP
APP
128.4
ATIS
ATIS
131.4
CLNC DEL
CLD
122.1
DEP
DEP
133.2
GND
GND
34.46
PMSV METRO
PMSV
128
AMC COMD POST
POST
119
PTD
PTD
128
374 AW COM CNTR
RDO
134.3
TWR
TWR

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.

RJTT Tokyo Haneda International Airport
25 NM SE
IFR
RJAA Narita International Airport
51 NM E
IFR
RJAH Ibaraki Airport
58 NM NE
IFR
RJTO Oshima Airport
58 NM S
IFR
RJAF Shinshu-Matsumoto Airport
74 NM W
VFR
RJNS Mount Fuji Shizuoka Airport
81 NM SW
IFR
OFFICIAL LINKS & SOURCES
↗Official METAR on AviationWeather.gov
↗Wikipedia
↗RJTY on OurAirports
FREQUENTLY ASKED
Does RJTY have a METAR?
Yes. RJTY has a current METAR observation, decoded into plain English on this page.
Does RJTY have a TAF?
Yes, a TAF is issued for RJTY; the decoded forecast timeline is shown above.
What is the field elevation at RJTY?
RJTY sits at 463 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for RJTY?
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.