// Station · 22m ago

FMMI

Ivato International Airport

CAT VFR

WIND 030° / 4 kt

VIS 6+ SM

CEILING Few/scattered only

T/Td 26°C / 11°C

ALTIM 30.18 inHg

ELEV 4,198 FT

18.7969°S / 47.4788°E

LOCATION · Antananarivo, MG

WIND

030°4 kt

FMMI · 4,198 FT

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

METRIC

NOW · 11Z

+6H

+12H

+18H

WIND

030°/4

VIS

6+ SM

CEILING

—

LAYERS

SCT023

T / Td

26 / 11

ALTIM

30.18"

// Interpretation

VFR with light winds at 030°/4 kt. Visibility 6+ SM and scattered at 2,300 ft. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.

Loading TAF forecast narrative…

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

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// Raw observation METAR string + decoded

METAR FMMI 271130Z 03004KT 340V090 9999 SCT023 26/11 Q1022 NOSIG

FMMI · day 27 at 11:30 UTC · wind from 030° at 4 kt · visibility 6+ SM · scattered layer at 2,300 ft · temp 26°C / dewpoint 11°C · altimeter 30.18" Hg

// Runway analysis · computed from current METAR wind

Wind 030° @ 4 kt

ALL USABLE · WINDS CALM

WIND

030°4 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 2 ends

11 HDG 110° —CALM —— 10,171'

29 HDG 290° —CALM —— 10,171'

Pattern altitude: 5,198 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 +19°C

6,200FT

+2,002 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +200 FT

24h AGO18h12h6hNOW

FIELD ELEV4,198 FT OAT+26°C ISA DELTA+19°C PRESSURE ALT3,938 FT

// Performance equivalent Your aircraft will perform as if it's at a field 6,200 ft high on a standard ISA day — that's +2,002 ft above FMMI's actual elevation.

// Aircraft performance impact SIGNIFICANT

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+62%

-43%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+43%

-28%

Light jetCJ4, Phenom 300, M2

+25%

-19%

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

// Reported layers (highest → lowest)

SCT023

Scattered · base 2,300 ft AGL · ~3–4 oktas

// Computed

CEILING— HIGHEST LAYER2,300 ft TOTAL COVERAGE~40% (mixed) FREEZING LEVEL17,329 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+3)

03:15ZSUNRISE

08:48ZSOLAR NOON

14:22ZSUNSET

14:45ZCIVIL END

CURRENT11:52Z DAYLIGHT REMAINING2h 29m VFR NIGHT BEGINS14:45Z (2h 52m) DAY LENGTH11h 06m

Waxing Gibbous

ILLUMINATION83% MOONRISE12:00Z MOONSET23:06Z FULL MOON IN4 days

// Nearest reporting stations · 2 shown · 200 NM (very sparse)

FMMT

VFR

Toamasina Ambalamanasy Airport · Toamasina

WIND: 150° / 8 kt
VIS: 6+ SM
CEILING: SCT017
DIST: 116 NM E
AGE: 52m ago

FMNM

VFR

Amborovy Airport · Mahajanga

WIND: 330° / 7 kt
VIS: 6+ SM
CEILING: FEW023
DIST: 199 NM N
AGE: 52m ago

// Area map · 200 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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