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// Station · 27m ago

RJTI

Tokyo Heliport
CAT IFR
WIND 160° / 9 kt
VIS 2.5 SM
CEILING Few/scattered only
T/Td 28°C / 24°C
ALTIM 29.68 inHg
WX BR
ELEV 14 FT
35.6359°N / 139.8395°E
LOCATION · Edogawa, Tokyo, JP
N
WIND
160°9 kt
RJTI · 14 FT
© OSM · CartoDB

// Current + 24h forecast · METAR loaded · TAF loading…

METRIC
NOW · 23Z
+6H
+12H
+18H
WIND
160°/9
 
 
 
VIS
2.5 SM
 
 
 
CEILING
 
 
 
LAYERS
FEW025
 
 
 
T / Td
28 / 24
 
 
 
ALTIM
29.68"
 
 
 

// Interpretation

IFR conditions — visibility 2.5 SM. Moderate winds at 160°/9 kt, visibility 2.5 SM, a few at 2,500 ft. Reported weather: BR. Would deteriorate to LIFR below 500 ft ceiling or 1 SM, or improve to MVFR above 1,000 ft and 3 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR RJTI 142330Z 16009KT 4000 BR FEW025 BKN/// 28/24 Q1005

RJTI · day 14 at 23:30 UTC · wind from 160° at 9 kt · visibility 2.5 SM · a few clouds at 2,500 ft · temp 28°C / dewpoint 24°C · altimeter 29.68" Hg · weather: BR

// Runway analysis

No runway data on file for RJTI.

// Density altitude · ISA +14°C

1,900FT
+1,886 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -100 FT
2,500 2,150 1,800
24h AGO18h12h6hNOW
FIELD ELEV14 FT OAT+28°C ISA DELTA+14°C PRESSURE ALT256 FT
// Performance equivalent Operating here right now feels like operating at RJAF (Shinshu-Matsumoto Airport, Matsumoto, elev 2,182 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+19%
-13%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+13%
-9%
Light jetCJ4, Phenom 300, M2
+8%
-6%

Approximate using ~10% perf loss / 1,000 ft DA for normally aspirated, scaled by powerplant type. Verify with your aircraft's POH for accurate numbers — especially above 5,000 ft DA where these rules of thumb diverge.

// Cloud layers · 1 reported · highest to lowest

FT 0 5k 10k 15k 20k 25k FRZ LVL · 14,155 FT FEW025 RJTI ELEV · 14 FT
// Reported layers (highest → lowest)
FEW025
Few · base 2,500 ft AGL · ~1–2 oktas
// Computed
CEILING HIGHEST LAYER2,500 ft TOTAL COVERAGE~15% (sparse) FREEZING LEVEL14,155 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+9)

19:37ZSUNRISE
02:47ZSOLAR NOON
09:58ZSUNSET
10:27ZCIVIL END
CURRENT23:57Z DAYLIGHT REMAINING10h 00m VFR NIGHT BEGINS10:27Z (10h 30m) DAY LENGTH14h 21m
New Moon
ILLUMINATION0% MOONRISE19:47Z MOONSET10:08Z FULL MOON IN15 days

// Nearest reporting stations · 5 shown · 60 NM radius

// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay

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