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// Station · 54m ago

ROMY

Miyako Airport
CAT MVFR
WIND 170° / 21 kt G31
VIS 5.6 SM
CEILING OVC at 1,100 ft
T/Td 28°C / 26°C
ALTIM 29.59 inHg
ELEV 150 FT
24.7828°N / 125.2950°E
LOCATION · Miyakojima, JP
N
WIND
170°21 kt
ROMY · 150 FT
© OSM · CartoDB

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

METRIC
NOW · 19Z
+6H
+12H
+18H
WIND
170°/21G31
 
 
 
VIS
5.6 SM
 
 
 
CEILING
OVC011
 
 
 
LAYERS
OVC011
 
 
 
T / Td
28 / 26
 
 
 
ALTIM
29.59"
 
 
 

// Interpretation

MVFR — ceiling 1,100 ft. Strong winds at 170°/21 kt, gusting 31, visibility 5.6 SM, overcast at 1,100 ft. Would drop to IFR below 1,000 ft ceiling or 3 SM visibility, or rise back to VFR above 3,000 ft and 5 SM.

Loading TAF forecast narrative…

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

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// Raw observation METAR string + decoded

METAR ROMY 111900Z AUTO 17021G31KT 9000 OVC011 28/26 Q1002

ROMY · day 11 at 19:00 UTC · wind from 170° at 21 kt, gusts to 31 kt · visibility 5.6 SM · overcast at 1,100 ft · temp 28°C / dewpoint 26°C · altimeter 29.59" Hg

// Runway analysis · computed from current METAR wind

Wind 170° @ 21 ktG31
1 USABLE · 1 AVOID · 1 CAUTION
N
WIND
170°21G31 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
22 HDG 220° H13 kt X16 kt LEFT PRIMARY · 6,560'
TAILWIND ENDS · AVOID 1 ends
04 HDG 040° T13 kt X16 kt RIGHT
Pattern altitude: 1,150 ft MSL (1,000 ft AGL). Verify pattern direction and altitude with the chart supplement before flying. // On calm winds (<3 kt), all runways are usable — favor the longest or whatever the pattern calls for.

// Density altitude · ISA +14°C

2,200FT
+2,050 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -1,300 FT
4,100 3,000 1,900
24h AGO18h12h6hNOW
FIELD ELEV150 FT OAT+28°C ISA DELTA+14°C PRESSURE ALT481 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
+22%
-15%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+15%
-10%
Light jetCJ4, Phenom 300, M2
+9%
-7%

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 · 14,291 FT OVC011 · CEILING ROMY ELEV · 150 FT
// Reported layers (highest → lowest)
OVC011
Overcast · base 1,100 ft AGL · 8 oktas
// Computed
CEILING1,100 ft AGL HIGHEST LAYER1,100 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL14,291 ft VFR MARGIN-1,900 ft

// Sun & Moon · times in Z · bar = local day (UTC+8)

20:58ZSUNRISE
03:45ZSOLAR NOON
10:32ZSUNSET
10:57ZCIVIL END
CURRENT19:54Z DAYLIGHT REMAINING14h 37m VFR NIGHT BEGINS10:57Z (15h 03m) DAY LENGTH13h 34m
Waning Crescent
ILLUMINATION10% MOONRISE18:33Z MOONSET08:08Z FULL MOON IN18 days

// Nearest reporting stations · 4 shown · 150 NM (sparse area)

// Area map · 140 NM radius · CartoDB Dark Matter + aeronautical overlay

© OpenStreetMap · CartoDB · OpenAIP
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